groov EPIC & RIO Developer Guide Developer - Published: Programming Optionsgroov EPIC and groov RIO have a lot of options for programming; this site covers the following:Secure Shell (SSH) for custom programming applications.REST APIs that provide HTTPS...moreProgramming Optionsgroov EPIC and groov RIO have a lot of options for programming; this site covers the following:Secure Shell (SSH) for custom programming applications.REST APIs that provide HTTPS access to control and data.OptoMMP, the underlying memory-map protocol in EPIC.IEC 61131-3 for control programming.Ignition Edge with external PLC drivers.MQTT Sparkplug for communicating device I/O and variable data over secure sockets.Node-RED provides connectivity between Internet of Things (IoT) d...... <less How to read groov IO data and write to Google Sheets in Node-RED Developer - Published: IntroductionNode-RED is a visual programming tool that can connect groov I/O with various online services. In this tutorial, we’ll show you how to extract temperature data from a groov I/O ICTD channel...moreIntroductionNode-RED is a visual programming tool that can connect groov I/O with various online services. In this tutorial, we’ll show you how to extract temperature data from a groov I/O ICTD channel and publish it into a cell in a Google Sheets spreadsheet using Node-RED.PrerequisitesTo use Node-RED for groov I/O, and Google Sheets, the following programs and packages must be available:Node-REDNode-RED is pre-installed in groov EPIC processors (GRV-EPIC-PR1), the groov Edge Appliance (GROOV-A...... <less groov I/O Nodes - Introduction Developer - Published: OverviewIf you’re new to Node-RED but have not yet worked through the Hello, world! example, please do so now.In this section, we’ll add a groov I/O Read node, configure the groov device and address, and...moreOverviewIf you’re new to Node-RED but have not yet worked through the Hello, world! example, please do so now.In this section, we’ll add a groov I/O Read node, configure the groov device and address, and run the flow.Step 1 - Add a groov I/O Read NodeDrag out an Inject node, a groov I/O Read node, and a Debug node.Wire them together, as shown below.Step 2 - Configure the groov I/O deviceDouble-click the groov I/O Read node to open the “Edit groov i/o read node” view. Since this is the first groo...... <less groov View Nodes - Introduction Developer - Published: OverviewIf you’re new to Node-RED but have not yet worked through the Hello, world! example, please do so now.In this section, we’ll add a groov View Read node, configure the groov View project and...moreOverviewIf you’re new to Node-RED but have not yet worked through the Hello, world! example, please do so now.In this section, we’ll add a groov View Read node, configure the groov View project and address, and run the flow.Step 1 - Add a groov View Read NodeDrag out an Inject node, a groov View Read node, and a Debug node.Wire them together, as shown below. Click the image to start and stop the animation.Step 2 - Configure the groov View Data Store and ProjectThe groov View nodes have two items...... <less groov View Write Node - Introduction Developer - Published: OverviewIn the previous example, we saw how to read a Data Store tag. Now let’s use a Write node to write to a Data Store tag.Write to a TagWriting to a tag is very similar to reading.Place a groov View...moreOverviewIn the previous example, we saw how to read a Data Store tag. Now let’s use a Write node to write to a Data Store tag.Write to a TagWriting to a tag is very similar to reading.Place a groov View Write node onto your flow.Connect an Inject node to the input port. You do NOT need to connect a Debug node to the output port.Double-click on the groov View Write node to open the “Edit groov read node” view.For the Data Store field, select a configured Data Store (we’re still using “TestDataSto...... <less groov Read Node - Introduction Developer - Published: OverviewIn the first example, we saw how to configure the groov View project andData Store and then read a Data Store tag just to see that everything was working correctly.Read a Tag Connected to a...moreOverviewIn the first example, we saw how to configure the groov View project andData Store and then read a Data Store tag just to see that everything was working correctly.Read a Tag Connected to a GadgetGo back to the simple Node-RED flow from the previous section.If you need to recreate the flow, it is three nodes connected:A default Inject node, which is connected to a:groov View Read node, reading a variable named “integerTag1”, which is connected to:A default Debug node.Deploy the flow and ...... <less groov View Project Configuration for Node-RED Developer - Published: The Node-RED for groov View nodes can read and write from groov View Data Store tags. This section describes howto configure a Data Store and add tags to it.Step 1 - Add a Data Store DeviceOpen groov...moreThe Node-RED for groov View nodes can read and write from groov View Data Store tags. This section describes howto configure a Data Store and add tags to it.Step 1 - Add a Data Store DeviceOpen groov View and go into Build mode.Under Help -> About, verify that you’re using groov 3.3 or later.If not, the latest version of groov View is available at http://manage.groov.com.In the Gadget Palette, on the Tags tab, click Configure Device and Tags to open the “Configure Device and Tags” view.Click Add...... <less groov EPIC Configuration for Node-RED for PAC Control Developer - Published: The Node-RED for PAC Control nodes use the PAC Control REST API on groov EPIC processors.Any program using the PAC Control REST API must use a groov user with an API Key, even from Node-REDrunning on the...moreThe Node-RED for PAC Control nodes use the PAC Control REST API on groov EPIC processors.Any program using the PAC Control REST API must use a groov user with an API Key, even from Node-REDrunning on the same groov EPIC processor.Add a User with REST API PermissionsIn groov Manageon the device, go the Accounts page.Add a user with permission to use the Control Engine REST API. This will allow the user’s API Keyto be used from the nodes.Next StepContinue to installing Node-RED.... <less Getting a Trusted Connection Between a Web Browser and groov EPIC Developer - Published: Secure Sockets Layer (SSL) and Web BrowsersWhen you first use an SSL connection (https) to access groov Manage on a groov EPIC processor from a browser like Chrome, Firefox, or Safari, you’ll likely...moreSecure Sockets Layer (SSL) and Web BrowsersWhen you first use an SSL connection (https) to access groov Manage on a groov EPIC processor from a browser like Chrome, Firefox, or Safari, you’ll likely receive a browser warning like “Your connection is not private” or “Your connection is not secure”.This issue isn’t specific to groov EPIC processors. Any server (and groov EPICs are servers) you attempt to connect to using SSL/TLS security will need a trusted Server Certificate installed on it authe...... <less groov I/O Channel Configuratrion Developer - Published: Digital ChannelsChannel TypeIDDigital Input0x50000000Digital Output0x90000000Simple Digital Input0x54000000Simple Digital Output0x94000000Digital Input with Quadrature0x5000002FDigital Input with...moreDigital ChannelsChannel TypeIDDigital Input0x50000000Digital Output0x90000000Simple Digital Input0x54000000Simple Digital Output0x94000000Digital Input with Quadrature0x5000002FDigital Input with Quadrature Index0x50000030Analog Input ChannelsChannel TypeIDLow ScaleHigh ScaleUnits Generic Analog Input0x60000000 Generic Simple Analog Input0x64000000 ±1.25 V0x60000001 -1.251.25V±1200 mV0x60000002 -12001200mV±600 mV0x60000003 -600600mV±300 mV0x60000004 -300300mV±150 mV0x60000005 -150150mV±75 ...... <less Frequently Asked Questions Developer - Published: Does the groov View API work with groov EPIC?Yes, the View REST API is used to access groov data-store tags used in your groov View via the Devices and Tags interface in groov View Build. See the EPIC...moreDoes the groov View API work with groov EPIC?Yes, the View REST API is used to access groov data-store tags used in your groov View via the Devices and Tags interface in groov View Build. See the EPIC page of this guide for specific instructions.How do you find a tag id?Connect to groov in your web browser and open groov Build. Choose Configure > Devices & Tags. Highlight the Data Store and click Configure Tags. The tag id is listed for each tag.How do you find your API key?API keys are visible ...... <less Getting Started with Node-RED for groov View Developer - Published: IntroductionThis Getting Started guide covers setting up your groov View project and configuring it within theNode-RED for groov View nodes. This guide also provides a few examples of how to use it all...moreIntroductionThis Getting Started guide covers setting up your groov View project and configuring it within theNode-RED for groov View nodes. This guide also provides a few examples of how to use it all.PrerequisitesTo use Node-RED for groov View, the following programs and packages must be available:groov 3.3The Data Store device used by the groov View nodes was added in groov View 3.3.The latest version of groov is available at http://manage.groov.com.Node-REDNode-RED is pre-installed in groov ...... <less Blog Developer - Published: PostsMar 4, 2026EPIC and RIO maintenance APIs addedOct 19, 2022CODESYS section added to the Developer siteDec 6, 2019Node-RED for groov I/O v1.0.0 ReleasedJan 23, 2019Developing with groov EPICAug 6...morePostsMar 4, 2026EPIC and RIO maintenance APIs addedOct 19, 2022CODESYS section added to the Developer siteDec 6, 2019Node-RED for groov I/O v1.0.0 ReleasedJan 23, 2019Developing with groov EPICAug 6, 2018Access groov I/O with new REST API for groov Manage.May 23, 2018Node-RED Nodes for groov View and PAC Control now support groov EPICNov 14, 2017New Workshop Videos: Node-RED for the IoTSep 28, 2017Log groov data to ExcelSep 22, 2017Use Access and Excel to get data from groovSep 20, 2017Subscribe...... <less News Developer - Published: This year's posts04 MarEPIC and RIO maintenance APIs added202219 OctCODESYS section added to the Developer site201906 DecNode-RED for groov I/O v1.0.0 Released23 JanDeveloping with groov EPIC201806...moreThis year's posts04 MarEPIC and RIO maintenance APIs added202219 OctCODESYS section added to the Developer site201906 DecNode-RED for groov I/O v1.0.0 Released23 JanDeveloping with groov EPIC201806 AugAccess groov I/O with new REST API for groov Manage.23 MayNode-RED Nodes for groov View and PAC Control now support groov EPIC201714 NovNew Workshop Videos: Node-RED for the IoT28 SepLog groov data to Excel22 SepUse Access and Excel to get data from groov20 SepSubscribe and Publish with MQTT Nodes,...... <less Getting Started with Node-RED for groov I/O Developer - Published: IntroductionThis Getting Started guide covers setting up your groov device and using it with the Node-RED for groov I/O nodes.PrerequisitesTo use Node-RED for groov I/O, the following programs and...moreIntroductionThis Getting Started guide covers setting up your groov device and using it with the Node-RED for groov I/O nodes.PrerequisitesTo use Node-RED for groov I/O, the following programs and packages must be available:Node-REDNode-RED is pre-installed in groov EPIC processors (GRV-EPIC-PR1) and the groov Edge Appliance (GROOV-AR1).You may also run your own instance of Node-RED on a computer or device, following our installation instructions.groov I/O NodesThe groov I/O nodes must be instal...... <less Opto 22 Developer Developer - Published: Welcome to the official Opto 22 Developer site.APIs and LibrariesDeveloping with groov EPIC & RIO Breakdown of tools and programming options available for the groovEPIC & RIO, including Secure Shell...moreWelcome to the official Opto 22 Developer site.APIs and LibrariesDeveloping with groov EPIC & RIO Breakdown of tools and programming options available for the groovEPIC & RIO, including Secure Shell (SSH) access.Node-RED General information about Node-RED.Node-RED for groov View Node-RED nodes for communicating with groov View Data Store tags.Node-RED for groov I/O Node-RED nodes for using groov I/O modules and channels.Node-RED for PAC Control Node-RED nodes for communicating with groovEPIC and...... <less Getting Started with the groov View REST API Developer - Published: For API syntax and tips, see the API Reference, which is generated from the Swagger specification.This Getting Started guide covers:The hardware and software you need to access the groov View Data...moreFor API syntax and tips, see the API Reference, which is generated from the Swagger specification.This Getting Started guide covers:The hardware and software you need to access the groov View Data Store REST APIAdding a Data Store to groov ViewSetting up API usersBuilding your first API requestUsing the View API with groov EPICPrerequisitesgroov Box, groov EPIC, or groov Server for Windows with groov R3.3a or higherIf you need to update your groov, visit https://www.opto22.com/my-optoIf you don’...... <less Installing Node.js and Node-RED Developer - Published: Node-RED on groov devicesIf you’re using a groov EPIC processor or groov Edge Appliance with Node-RED pre-installed, youcan skip this section and continue to the Node-RED Hello, world! example orthe...moreNode-RED on groov devicesIf you’re using a groov EPIC processor or groov Edge Appliance with Node-RED pre-installed, youcan skip this section and continue to the Node-RED Hello, world! example orthe PAC Control Node - Introduction section.Node-RED on a ComputerTo install Node.js and Node-RED on your own computer, see the general installation instructions. Then continue to installing the SNAP PAC nodes.... <less Getting Started with Node-RED Developer - Published: IntroductionThis Getting Started guide covers getting Node-RED running (either on a groov EPIC processor, groov Edge Appliance, ora computer), and provides a few examples of how to use Node-RED.Node...moreIntroductionThis Getting Started guide covers getting Node-RED running (either on a groov EPIC processor, groov Edge Appliance, ora computer), and provides a few examples of how to use Node-RED.Node-RED comes pre-installed on groov EPIC processors and the groov Edge Appliance.Next StepIf you want to run Node-RED on your own computer, continue to installing Node-RED.If using a groov EPIC processor or groov Edge Appliance, continue to the Hello, world! example.... <less Using Authorization headers Developer - Published: Using Authorization headersWhile you can provide API keys as query parameters on your requests, groov also acceptsAPI keys as HTTP Basic Authorization headers. groov expects the API keyto be provided...moreUsing Authorization headersWhile you can provide API keys as query parameters on your requests, groov also acceptsAPI keys as HTTP Basic Authorization headers. groov expects the API keyto be provided as the username portion of the header, with no associated password.For details on authorizing groov EPIC, see Using the groov View REST API with groov EPIC.HTTP Basic Authorization expects the username and password to be separated by a colon, soif your API key is 123456abcdef, then your Authorizatio...... <less Node Configuration Developer - Published: OverviewThe following steps will have you setting up your Read Temp, Format Data, and Append Data nodes from the previously imported flow.Step 1 - Configure the groov I/O deviceDouble-click the groov I...moreOverviewThe following steps will have you setting up your Read Temp, Format Data, and Append Data nodes from the previously imported flow.Step 1 - Configure the groov I/O deviceDouble-click the groov I/O Read Temp node to open the “Edit groov i/o read node” view. If this is the first groov I/O node, a groov device configuration must be added.Click the pencil icon to the right of the Device field to open the “Edit groov-io-device node” view.For the Address field, enter the hostname or IP address ...... <less Installing the PAC Control Nodes Developer - Published: OverviewIf you’re using a GROOV-AR1 with Node-RED pre-installed, you can skip this section and continue tothe Node-RED Hello, world! example orthe PAC Control Node - Introduction section. You may want...moreOverviewIf you’re using a GROOV-AR1 with Node-RED pre-installed, you can skip this section and continue tothe Node-RED Hello, world! example orthe PAC Control Node - Introduction section. You may want to update the pre-installedversion to the latest available.Install PAC Control NodesMake sure that your groov EPIC processor or groov Edge Appliance can access the Internet.Details on this arein the groov EPIC Troubleshooting and groov Edge Appliance Troubleshooting sections..Open the Node-RED edit...... <less Using the groov Manage REST API to maintain your devices Developer - Published: OverviewIn this section, we’ll describe the groov Manage REST API to maintain EPIC and RIO devices.This sections assumes that you are familiar with REST APIs, tools like cURL, and how to use an API key...moreOverviewIn this section, we’ll describe the groov Manage REST API to maintain EPIC and RIO devices.This sections assumes that you are familiar with REST APIs, tools like cURL, and how to use an API key. For background information on the groov Manage REST API, please see Getting Started with groov Manage REST API.This section covers several major aspects of maintaining EPIC and RIO devices:Updating FirmwareBacking up and Restoring SettingsCommissioning the Initial User... <less groov I/O Write Node Developer - Published: OverviewIn the previous exmples, we saw how read I/O values using the Read node and Input node.Write to an Output ChannelWriting an I/O value is very similar to reading.To write to a digital or analog...moreOverviewIn the previous exmples, we saw how read I/O values using the Read node and Input node.Write to an Output ChannelWriting an I/O value is very similar to reading.To write to a digital or analog output channel:Place a groov I/O Write node onto your flow.Connect an Inject node to the input port of the groov I/O Write node. You do not need to connect a Debug node to the output port.Double-click on the groov I/O Write node to open the “Edit groov i/o write node” view.For the Device field, con...... <less Node-RED for groov I/O Developer - Published: Node-RED is a visual tool for wiring the Internet of Things, by wiring together hardware devices, APIs and online services in new and interesting ways.The Node-RED for groov I/O nodes can read and...moreNode-RED is a visual tool for wiring the Internet of Things, by wiring together hardware devices, APIs and online services in new and interesting ways.The Node-RED for groov I/O nodes can read and write values from groov I/O digital and analog modules.For more information, please visit the Getting Started and Resources sections.... <less Page 1 of 4Next » Show 25 Items Show All Items Show 10 Items Show 25 Items Show 50 Items Show 100 Items
How to read groov IO data and write to Google Sheets in Node-RED Developer - Published: IntroductionNode-RED is a visual programming tool that can connect groov I/O with various online services. In this tutorial, we’ll show you how to extract temperature data from a groov I/O ICTD channel...moreIntroductionNode-RED is a visual programming tool that can connect groov I/O with various online services. In this tutorial, we’ll show you how to extract temperature data from a groov I/O ICTD channel and publish it into a cell in a Google Sheets spreadsheet using Node-RED.PrerequisitesTo use Node-RED for groov I/O, and Google Sheets, the following programs and packages must be available:Node-REDNode-RED is pre-installed in groov EPIC processors (GRV-EPIC-PR1), the groov Edge Appliance (GROOV-A...... <less groov I/O Nodes - Introduction Developer - Published: OverviewIf you’re new to Node-RED but have not yet worked through the Hello, world! example, please do so now.In this section, we’ll add a groov I/O Read node, configure the groov device and address, and...moreOverviewIf you’re new to Node-RED but have not yet worked through the Hello, world! example, please do so now.In this section, we’ll add a groov I/O Read node, configure the groov device and address, and run the flow.Step 1 - Add a groov I/O Read NodeDrag out an Inject node, a groov I/O Read node, and a Debug node.Wire them together, as shown below.Step 2 - Configure the groov I/O deviceDouble-click the groov I/O Read node to open the “Edit groov i/o read node” view. Since this is the first groo...... <less groov View Nodes - Introduction Developer - Published: OverviewIf you’re new to Node-RED but have not yet worked through the Hello, world! example, please do so now.In this section, we’ll add a groov View Read node, configure the groov View project and...moreOverviewIf you’re new to Node-RED but have not yet worked through the Hello, world! example, please do so now.In this section, we’ll add a groov View Read node, configure the groov View project and address, and run the flow.Step 1 - Add a groov View Read NodeDrag out an Inject node, a groov View Read node, and a Debug node.Wire them together, as shown below. Click the image to start and stop the animation.Step 2 - Configure the groov View Data Store and ProjectThe groov View nodes have two items...... <less groov View Write Node - Introduction Developer - Published: OverviewIn the previous example, we saw how to read a Data Store tag. Now let’s use a Write node to write to a Data Store tag.Write to a TagWriting to a tag is very similar to reading.Place a groov View...moreOverviewIn the previous example, we saw how to read a Data Store tag. Now let’s use a Write node to write to a Data Store tag.Write to a TagWriting to a tag is very similar to reading.Place a groov View Write node onto your flow.Connect an Inject node to the input port. You do NOT need to connect a Debug node to the output port.Double-click on the groov View Write node to open the “Edit groov read node” view.For the Data Store field, select a configured Data Store (we’re still using “TestDataSto...... <less groov Read Node - Introduction Developer - Published: OverviewIn the first example, we saw how to configure the groov View project andData Store and then read a Data Store tag just to see that everything was working correctly.Read a Tag Connected to a...moreOverviewIn the first example, we saw how to configure the groov View project andData Store and then read a Data Store tag just to see that everything was working correctly.Read a Tag Connected to a GadgetGo back to the simple Node-RED flow from the previous section.If you need to recreate the flow, it is three nodes connected:A default Inject node, which is connected to a:groov View Read node, reading a variable named “integerTag1”, which is connected to:A default Debug node.Deploy the flow and ...... <less groov View Project Configuration for Node-RED Developer - Published: The Node-RED for groov View nodes can read and write from groov View Data Store tags. This section describes howto configure a Data Store and add tags to it.Step 1 - Add a Data Store DeviceOpen groov...moreThe Node-RED for groov View nodes can read and write from groov View Data Store tags. This section describes howto configure a Data Store and add tags to it.Step 1 - Add a Data Store DeviceOpen groov View and go into Build mode.Under Help -> About, verify that you’re using groov 3.3 or later.If not, the latest version of groov View is available at http://manage.groov.com.In the Gadget Palette, on the Tags tab, click Configure Device and Tags to open the “Configure Device and Tags” view.Click Add...... <less groov EPIC Configuration for Node-RED for PAC Control Developer - Published: The Node-RED for PAC Control nodes use the PAC Control REST API on groov EPIC processors.Any program using the PAC Control REST API must use a groov user with an API Key, even from Node-REDrunning on the...moreThe Node-RED for PAC Control nodes use the PAC Control REST API on groov EPIC processors.Any program using the PAC Control REST API must use a groov user with an API Key, even from Node-REDrunning on the same groov EPIC processor.Add a User with REST API PermissionsIn groov Manageon the device, go the Accounts page.Add a user with permission to use the Control Engine REST API. This will allow the user’s API Keyto be used from the nodes.Next StepContinue to installing Node-RED.... <less Getting a Trusted Connection Between a Web Browser and groov EPIC Developer - Published: Secure Sockets Layer (SSL) and Web BrowsersWhen you first use an SSL connection (https) to access groov Manage on a groov EPIC processor from a browser like Chrome, Firefox, or Safari, you’ll likely...moreSecure Sockets Layer (SSL) and Web BrowsersWhen you first use an SSL connection (https) to access groov Manage on a groov EPIC processor from a browser like Chrome, Firefox, or Safari, you’ll likely receive a browser warning like “Your connection is not private” or “Your connection is not secure”.This issue isn’t specific to groov EPIC processors. Any server (and groov EPICs are servers) you attempt to connect to using SSL/TLS security will need a trusted Server Certificate installed on it authe...... <less groov I/O Channel Configuratrion Developer - Published: Digital ChannelsChannel TypeIDDigital Input0x50000000Digital Output0x90000000Simple Digital Input0x54000000Simple Digital Output0x94000000Digital Input with Quadrature0x5000002FDigital Input with...moreDigital ChannelsChannel TypeIDDigital Input0x50000000Digital Output0x90000000Simple Digital Input0x54000000Simple Digital Output0x94000000Digital Input with Quadrature0x5000002FDigital Input with Quadrature Index0x50000030Analog Input ChannelsChannel TypeIDLow ScaleHigh ScaleUnits Generic Analog Input0x60000000 Generic Simple Analog Input0x64000000 ±1.25 V0x60000001 -1.251.25V±1200 mV0x60000002 -12001200mV±600 mV0x60000003 -600600mV±300 mV0x60000004 -300300mV±150 mV0x60000005 -150150mV±75 ...... <less Frequently Asked Questions Developer - Published: Does the groov View API work with groov EPIC?Yes, the View REST API is used to access groov data-store tags used in your groov View via the Devices and Tags interface in groov View Build. See the EPIC...moreDoes the groov View API work with groov EPIC?Yes, the View REST API is used to access groov data-store tags used in your groov View via the Devices and Tags interface in groov View Build. See the EPIC page of this guide for specific instructions.How do you find a tag id?Connect to groov in your web browser and open groov Build. Choose Configure > Devices & Tags. Highlight the Data Store and click Configure Tags. The tag id is listed for each tag.How do you find your API key?API keys are visible ...... <less Getting Started with Node-RED for groov View Developer - Published: IntroductionThis Getting Started guide covers setting up your groov View project and configuring it within theNode-RED for groov View nodes. This guide also provides a few examples of how to use it all...moreIntroductionThis Getting Started guide covers setting up your groov View project and configuring it within theNode-RED for groov View nodes. This guide also provides a few examples of how to use it all.PrerequisitesTo use Node-RED for groov View, the following programs and packages must be available:groov 3.3The Data Store device used by the groov View nodes was added in groov View 3.3.The latest version of groov is available at http://manage.groov.com.Node-REDNode-RED is pre-installed in groov ...... <less Blog Developer - Published: PostsMar 4, 2026EPIC and RIO maintenance APIs addedOct 19, 2022CODESYS section added to the Developer siteDec 6, 2019Node-RED for groov I/O v1.0.0 ReleasedJan 23, 2019Developing with groov EPICAug 6...morePostsMar 4, 2026EPIC and RIO maintenance APIs addedOct 19, 2022CODESYS section added to the Developer siteDec 6, 2019Node-RED for groov I/O v1.0.0 ReleasedJan 23, 2019Developing with groov EPICAug 6, 2018Access groov I/O with new REST API for groov Manage.May 23, 2018Node-RED Nodes for groov View and PAC Control now support groov EPICNov 14, 2017New Workshop Videos: Node-RED for the IoTSep 28, 2017Log groov data to ExcelSep 22, 2017Use Access and Excel to get data from groovSep 20, 2017Subscribe...... <less News Developer - Published: This year's posts04 MarEPIC and RIO maintenance APIs added202219 OctCODESYS section added to the Developer site201906 DecNode-RED for groov I/O v1.0.0 Released23 JanDeveloping with groov EPIC201806...moreThis year's posts04 MarEPIC and RIO maintenance APIs added202219 OctCODESYS section added to the Developer site201906 DecNode-RED for groov I/O v1.0.0 Released23 JanDeveloping with groov EPIC201806 AugAccess groov I/O with new REST API for groov Manage.23 MayNode-RED Nodes for groov View and PAC Control now support groov EPIC201714 NovNew Workshop Videos: Node-RED for the IoT28 SepLog groov data to Excel22 SepUse Access and Excel to get data from groov20 SepSubscribe and Publish with MQTT Nodes,...... <less Getting Started with Node-RED for groov I/O Developer - Published: IntroductionThis Getting Started guide covers setting up your groov device and using it with the Node-RED for groov I/O nodes.PrerequisitesTo use Node-RED for groov I/O, the following programs and...moreIntroductionThis Getting Started guide covers setting up your groov device and using it with the Node-RED for groov I/O nodes.PrerequisitesTo use Node-RED for groov I/O, the following programs and packages must be available:Node-REDNode-RED is pre-installed in groov EPIC processors (GRV-EPIC-PR1) and the groov Edge Appliance (GROOV-AR1).You may also run your own instance of Node-RED on a computer or device, following our installation instructions.groov I/O NodesThe groov I/O nodes must be instal...... <less Opto 22 Developer Developer - Published: Welcome to the official Opto 22 Developer site.APIs and LibrariesDeveloping with groov EPIC & RIO Breakdown of tools and programming options available for the groovEPIC & RIO, including Secure Shell...moreWelcome to the official Opto 22 Developer site.APIs and LibrariesDeveloping with groov EPIC & RIO Breakdown of tools and programming options available for the groovEPIC & RIO, including Secure Shell (SSH) access.Node-RED General information about Node-RED.Node-RED for groov View Node-RED nodes for communicating with groov View Data Store tags.Node-RED for groov I/O Node-RED nodes for using groov I/O modules and channels.Node-RED for PAC Control Node-RED nodes for communicating with groovEPIC and...... <less Getting Started with the groov View REST API Developer - Published: For API syntax and tips, see the API Reference, which is generated from the Swagger specification.This Getting Started guide covers:The hardware and software you need to access the groov View Data...moreFor API syntax and tips, see the API Reference, which is generated from the Swagger specification.This Getting Started guide covers:The hardware and software you need to access the groov View Data Store REST APIAdding a Data Store to groov ViewSetting up API usersBuilding your first API requestUsing the View API with groov EPICPrerequisitesgroov Box, groov EPIC, or groov Server for Windows with groov R3.3a or higherIf you need to update your groov, visit https://www.opto22.com/my-optoIf you don’...... <less Installing Node.js and Node-RED Developer - Published: Node-RED on groov devicesIf you’re using a groov EPIC processor or groov Edge Appliance with Node-RED pre-installed, youcan skip this section and continue to the Node-RED Hello, world! example orthe...moreNode-RED on groov devicesIf you’re using a groov EPIC processor or groov Edge Appliance with Node-RED pre-installed, youcan skip this section and continue to the Node-RED Hello, world! example orthe PAC Control Node - Introduction section.Node-RED on a ComputerTo install Node.js and Node-RED on your own computer, see the general installation instructions. Then continue to installing the SNAP PAC nodes.... <less Getting Started with Node-RED Developer - Published: IntroductionThis Getting Started guide covers getting Node-RED running (either on a groov EPIC processor, groov Edge Appliance, ora computer), and provides a few examples of how to use Node-RED.Node...moreIntroductionThis Getting Started guide covers getting Node-RED running (either on a groov EPIC processor, groov Edge Appliance, ora computer), and provides a few examples of how to use Node-RED.Node-RED comes pre-installed on groov EPIC processors and the groov Edge Appliance.Next StepIf you want to run Node-RED on your own computer, continue to installing Node-RED.If using a groov EPIC processor or groov Edge Appliance, continue to the Hello, world! example.... <less Using Authorization headers Developer - Published: Using Authorization headersWhile you can provide API keys as query parameters on your requests, groov also acceptsAPI keys as HTTP Basic Authorization headers. groov expects the API keyto be provided...moreUsing Authorization headersWhile you can provide API keys as query parameters on your requests, groov also acceptsAPI keys as HTTP Basic Authorization headers. groov expects the API keyto be provided as the username portion of the header, with no associated password.For details on authorizing groov EPIC, see Using the groov View REST API with groov EPIC.HTTP Basic Authorization expects the username and password to be separated by a colon, soif your API key is 123456abcdef, then your Authorizatio...... <less Node Configuration Developer - Published: OverviewThe following steps will have you setting up your Read Temp, Format Data, and Append Data nodes from the previously imported flow.Step 1 - Configure the groov I/O deviceDouble-click the groov I...moreOverviewThe following steps will have you setting up your Read Temp, Format Data, and Append Data nodes from the previously imported flow.Step 1 - Configure the groov I/O deviceDouble-click the groov I/O Read Temp node to open the “Edit groov i/o read node” view. If this is the first groov I/O node, a groov device configuration must be added.Click the pencil icon to the right of the Device field to open the “Edit groov-io-device node” view.For the Address field, enter the hostname or IP address ...... <less Installing the PAC Control Nodes Developer - Published: OverviewIf you’re using a GROOV-AR1 with Node-RED pre-installed, you can skip this section and continue tothe Node-RED Hello, world! example orthe PAC Control Node - Introduction section. You may want...moreOverviewIf you’re using a GROOV-AR1 with Node-RED pre-installed, you can skip this section and continue tothe Node-RED Hello, world! example orthe PAC Control Node - Introduction section. You may want to update the pre-installedversion to the latest available.Install PAC Control NodesMake sure that your groov EPIC processor or groov Edge Appliance can access the Internet.Details on this arein the groov EPIC Troubleshooting and groov Edge Appliance Troubleshooting sections..Open the Node-RED edit...... <less Using the groov Manage REST API to maintain your devices Developer - Published: OverviewIn this section, we’ll describe the groov Manage REST API to maintain EPIC and RIO devices.This sections assumes that you are familiar with REST APIs, tools like cURL, and how to use an API key...moreOverviewIn this section, we’ll describe the groov Manage REST API to maintain EPIC and RIO devices.This sections assumes that you are familiar with REST APIs, tools like cURL, and how to use an API key. For background information on the groov Manage REST API, please see Getting Started with groov Manage REST API.This section covers several major aspects of maintaining EPIC and RIO devices:Updating FirmwareBacking up and Restoring SettingsCommissioning the Initial User... <less groov I/O Write Node Developer - Published: OverviewIn the previous exmples, we saw how read I/O values using the Read node and Input node.Write to an Output ChannelWriting an I/O value is very similar to reading.To write to a digital or analog...moreOverviewIn the previous exmples, we saw how read I/O values using the Read node and Input node.Write to an Output ChannelWriting an I/O value is very similar to reading.To write to a digital or analog output channel:Place a groov I/O Write node onto your flow.Connect an Inject node to the input port of the groov I/O Write node. You do not need to connect a Debug node to the output port.Double-click on the groov I/O Write node to open the “Edit groov i/o write node” view.For the Device field, con...... <less Node-RED for groov I/O Developer - Published: Node-RED is a visual tool for wiring the Internet of Things, by wiring together hardware devices, APIs and online services in new and interesting ways.The Node-RED for groov I/O nodes can read and...moreNode-RED is a visual tool for wiring the Internet of Things, by wiring together hardware devices, APIs and online services in new and interesting ways.The Node-RED for groov I/O nodes can read and write values from groov I/O digital and analog modules.For more information, please visit the Getting Started and Resources sections.... <less Page 1 of 4Next » Show 25 Items Show All Items Show 10 Items Show 25 Items Show 50 Items Show 100 Items
groov I/O Nodes - Introduction Developer - Published: OverviewIf you’re new to Node-RED but have not yet worked through the Hello, world! example, please do so now.In this section, we’ll add a groov I/O Read node, configure the groov device and address, and...moreOverviewIf you’re new to Node-RED but have not yet worked through the Hello, world! example, please do so now.In this section, we’ll add a groov I/O Read node, configure the groov device and address, and run the flow.Step 1 - Add a groov I/O Read NodeDrag out an Inject node, a groov I/O Read node, and a Debug node.Wire them together, as shown below.Step 2 - Configure the groov I/O deviceDouble-click the groov I/O Read node to open the “Edit groov i/o read node” view. Since this is the first groo...... <less groov View Nodes - Introduction Developer - Published: OverviewIf you’re new to Node-RED but have not yet worked through the Hello, world! example, please do so now.In this section, we’ll add a groov View Read node, configure the groov View project and...moreOverviewIf you’re new to Node-RED but have not yet worked through the Hello, world! example, please do so now.In this section, we’ll add a groov View Read node, configure the groov View project and address, and run the flow.Step 1 - Add a groov View Read NodeDrag out an Inject node, a groov View Read node, and a Debug node.Wire them together, as shown below. Click the image to start and stop the animation.Step 2 - Configure the groov View Data Store and ProjectThe groov View nodes have two items...... <less groov View Write Node - Introduction Developer - Published: OverviewIn the previous example, we saw how to read a Data Store tag. Now let’s use a Write node to write to a Data Store tag.Write to a TagWriting to a tag is very similar to reading.Place a groov View...moreOverviewIn the previous example, we saw how to read a Data Store tag. Now let’s use a Write node to write to a Data Store tag.Write to a TagWriting to a tag is very similar to reading.Place a groov View Write node onto your flow.Connect an Inject node to the input port. You do NOT need to connect a Debug node to the output port.Double-click on the groov View Write node to open the “Edit groov read node” view.For the Data Store field, select a configured Data Store (we’re still using “TestDataSto...... <less groov Read Node - Introduction Developer - Published: OverviewIn the first example, we saw how to configure the groov View project andData Store and then read a Data Store tag just to see that everything was working correctly.Read a Tag Connected to a...moreOverviewIn the first example, we saw how to configure the groov View project andData Store and then read a Data Store tag just to see that everything was working correctly.Read a Tag Connected to a GadgetGo back to the simple Node-RED flow from the previous section.If you need to recreate the flow, it is three nodes connected:A default Inject node, which is connected to a:groov View Read node, reading a variable named “integerTag1”, which is connected to:A default Debug node.Deploy the flow and ...... <less groov View Project Configuration for Node-RED Developer - Published: The Node-RED for groov View nodes can read and write from groov View Data Store tags. This section describes howto configure a Data Store and add tags to it.Step 1 - Add a Data Store DeviceOpen groov...moreThe Node-RED for groov View nodes can read and write from groov View Data Store tags. This section describes howto configure a Data Store and add tags to it.Step 1 - Add a Data Store DeviceOpen groov View and go into Build mode.Under Help -> About, verify that you’re using groov 3.3 or later.If not, the latest version of groov View is available at http://manage.groov.com.In the Gadget Palette, on the Tags tab, click Configure Device and Tags to open the “Configure Device and Tags” view.Click Add...... <less groov EPIC Configuration for Node-RED for PAC Control Developer - Published: The Node-RED for PAC Control nodes use the PAC Control REST API on groov EPIC processors.Any program using the PAC Control REST API must use a groov user with an API Key, even from Node-REDrunning on the...moreThe Node-RED for PAC Control nodes use the PAC Control REST API on groov EPIC processors.Any program using the PAC Control REST API must use a groov user with an API Key, even from Node-REDrunning on the same groov EPIC processor.Add a User with REST API PermissionsIn groov Manageon the device, go the Accounts page.Add a user with permission to use the Control Engine REST API. This will allow the user’s API Keyto be used from the nodes.Next StepContinue to installing Node-RED.... <less Getting a Trusted Connection Between a Web Browser and groov EPIC Developer - Published: Secure Sockets Layer (SSL) and Web BrowsersWhen you first use an SSL connection (https) to access groov Manage on a groov EPIC processor from a browser like Chrome, Firefox, or Safari, you’ll likely...moreSecure Sockets Layer (SSL) and Web BrowsersWhen you first use an SSL connection (https) to access groov Manage on a groov EPIC processor from a browser like Chrome, Firefox, or Safari, you’ll likely receive a browser warning like “Your connection is not private” or “Your connection is not secure”.This issue isn’t specific to groov EPIC processors. Any server (and groov EPICs are servers) you attempt to connect to using SSL/TLS security will need a trusted Server Certificate installed on it authe...... <less groov I/O Channel Configuratrion Developer - Published: Digital ChannelsChannel TypeIDDigital Input0x50000000Digital Output0x90000000Simple Digital Input0x54000000Simple Digital Output0x94000000Digital Input with Quadrature0x5000002FDigital Input with...moreDigital ChannelsChannel TypeIDDigital Input0x50000000Digital Output0x90000000Simple Digital Input0x54000000Simple Digital Output0x94000000Digital Input with Quadrature0x5000002FDigital Input with Quadrature Index0x50000030Analog Input ChannelsChannel TypeIDLow ScaleHigh ScaleUnits Generic Analog Input0x60000000 Generic Simple Analog Input0x64000000 ±1.25 V0x60000001 -1.251.25V±1200 mV0x60000002 -12001200mV±600 mV0x60000003 -600600mV±300 mV0x60000004 -300300mV±150 mV0x60000005 -150150mV±75 ...... <less Frequently Asked Questions Developer - Published: Does the groov View API work with groov EPIC?Yes, the View REST API is used to access groov data-store tags used in your groov View via the Devices and Tags interface in groov View Build. See the EPIC...moreDoes the groov View API work with groov EPIC?Yes, the View REST API is used to access groov data-store tags used in your groov View via the Devices and Tags interface in groov View Build. See the EPIC page of this guide for specific instructions.How do you find a tag id?Connect to groov in your web browser and open groov Build. Choose Configure > Devices & Tags. Highlight the Data Store and click Configure Tags. The tag id is listed for each tag.How do you find your API key?API keys are visible ...... <less Getting Started with Node-RED for groov View Developer - Published: IntroductionThis Getting Started guide covers setting up your groov View project and configuring it within theNode-RED for groov View nodes. This guide also provides a few examples of how to use it all...moreIntroductionThis Getting Started guide covers setting up your groov View project and configuring it within theNode-RED for groov View nodes. This guide also provides a few examples of how to use it all.PrerequisitesTo use Node-RED for groov View, the following programs and packages must be available:groov 3.3The Data Store device used by the groov View nodes was added in groov View 3.3.The latest version of groov is available at http://manage.groov.com.Node-REDNode-RED is pre-installed in groov ...... <less Blog Developer - Published: PostsMar 4, 2026EPIC and RIO maintenance APIs addedOct 19, 2022CODESYS section added to the Developer siteDec 6, 2019Node-RED for groov I/O v1.0.0 ReleasedJan 23, 2019Developing with groov EPICAug 6...morePostsMar 4, 2026EPIC and RIO maintenance APIs addedOct 19, 2022CODESYS section added to the Developer siteDec 6, 2019Node-RED for groov I/O v1.0.0 ReleasedJan 23, 2019Developing with groov EPICAug 6, 2018Access groov I/O with new REST API for groov Manage.May 23, 2018Node-RED Nodes for groov View and PAC Control now support groov EPICNov 14, 2017New Workshop Videos: Node-RED for the IoTSep 28, 2017Log groov data to ExcelSep 22, 2017Use Access and Excel to get data from groovSep 20, 2017Subscribe...... <less News Developer - Published: This year's posts04 MarEPIC and RIO maintenance APIs added202219 OctCODESYS section added to the Developer site201906 DecNode-RED for groov I/O v1.0.0 Released23 JanDeveloping with groov EPIC201806...moreThis year's posts04 MarEPIC and RIO maintenance APIs added202219 OctCODESYS section added to the Developer site201906 DecNode-RED for groov I/O v1.0.0 Released23 JanDeveloping with groov EPIC201806 AugAccess groov I/O with new REST API for groov Manage.23 MayNode-RED Nodes for groov View and PAC Control now support groov EPIC201714 NovNew Workshop Videos: Node-RED for the IoT28 SepLog groov data to Excel22 SepUse Access and Excel to get data from groov20 SepSubscribe and Publish with MQTT Nodes,...... <less Getting Started with Node-RED for groov I/O Developer - Published: IntroductionThis Getting Started guide covers setting up your groov device and using it with the Node-RED for groov I/O nodes.PrerequisitesTo use Node-RED for groov I/O, the following programs and...moreIntroductionThis Getting Started guide covers setting up your groov device and using it with the Node-RED for groov I/O nodes.PrerequisitesTo use Node-RED for groov I/O, the following programs and packages must be available:Node-REDNode-RED is pre-installed in groov EPIC processors (GRV-EPIC-PR1) and the groov Edge Appliance (GROOV-AR1).You may also run your own instance of Node-RED on a computer or device, following our installation instructions.groov I/O NodesThe groov I/O nodes must be instal...... <less Opto 22 Developer Developer - Published: Welcome to the official Opto 22 Developer site.APIs and LibrariesDeveloping with groov EPIC & RIO Breakdown of tools and programming options available for the groovEPIC & RIO, including Secure Shell...moreWelcome to the official Opto 22 Developer site.APIs and LibrariesDeveloping with groov EPIC & RIO Breakdown of tools and programming options available for the groovEPIC & RIO, including Secure Shell (SSH) access.Node-RED General information about Node-RED.Node-RED for groov View Node-RED nodes for communicating with groov View Data Store tags.Node-RED for groov I/O Node-RED nodes for using groov I/O modules and channels.Node-RED for PAC Control Node-RED nodes for communicating with groovEPIC and...... <less Getting Started with the groov View REST API Developer - Published: For API syntax and tips, see the API Reference, which is generated from the Swagger specification.This Getting Started guide covers:The hardware and software you need to access the groov View Data...moreFor API syntax and tips, see the API Reference, which is generated from the Swagger specification.This Getting Started guide covers:The hardware and software you need to access the groov View Data Store REST APIAdding a Data Store to groov ViewSetting up API usersBuilding your first API requestUsing the View API with groov EPICPrerequisitesgroov Box, groov EPIC, or groov Server for Windows with groov R3.3a or higherIf you need to update your groov, visit https://www.opto22.com/my-optoIf you don’...... <less Installing Node.js and Node-RED Developer - Published: Node-RED on groov devicesIf you’re using a groov EPIC processor or groov Edge Appliance with Node-RED pre-installed, youcan skip this section and continue to the Node-RED Hello, world! example orthe...moreNode-RED on groov devicesIf you’re using a groov EPIC processor or groov Edge Appliance with Node-RED pre-installed, youcan skip this section and continue to the Node-RED Hello, world! example orthe PAC Control Node - Introduction section.Node-RED on a ComputerTo install Node.js and Node-RED on your own computer, see the general installation instructions. Then continue to installing the SNAP PAC nodes.... <less Getting Started with Node-RED Developer - Published: IntroductionThis Getting Started guide covers getting Node-RED running (either on a groov EPIC processor, groov Edge Appliance, ora computer), and provides a few examples of how to use Node-RED.Node...moreIntroductionThis Getting Started guide covers getting Node-RED running (either on a groov EPIC processor, groov Edge Appliance, ora computer), and provides a few examples of how to use Node-RED.Node-RED comes pre-installed on groov EPIC processors and the groov Edge Appliance.Next StepIf you want to run Node-RED on your own computer, continue to installing Node-RED.If using a groov EPIC processor or groov Edge Appliance, continue to the Hello, world! example.... <less Using Authorization headers Developer - Published: Using Authorization headersWhile you can provide API keys as query parameters on your requests, groov also acceptsAPI keys as HTTP Basic Authorization headers. groov expects the API keyto be provided...moreUsing Authorization headersWhile you can provide API keys as query parameters on your requests, groov also acceptsAPI keys as HTTP Basic Authorization headers. groov expects the API keyto be provided as the username portion of the header, with no associated password.For details on authorizing groov EPIC, see Using the groov View REST API with groov EPIC.HTTP Basic Authorization expects the username and password to be separated by a colon, soif your API key is 123456abcdef, then your Authorizatio...... <less Node Configuration Developer - Published: OverviewThe following steps will have you setting up your Read Temp, Format Data, and Append Data nodes from the previously imported flow.Step 1 - Configure the groov I/O deviceDouble-click the groov I...moreOverviewThe following steps will have you setting up your Read Temp, Format Data, and Append Data nodes from the previously imported flow.Step 1 - Configure the groov I/O deviceDouble-click the groov I/O Read Temp node to open the “Edit groov i/o read node” view. If this is the first groov I/O node, a groov device configuration must be added.Click the pencil icon to the right of the Device field to open the “Edit groov-io-device node” view.For the Address field, enter the hostname or IP address ...... <less Installing the PAC Control Nodes Developer - Published: OverviewIf you’re using a GROOV-AR1 with Node-RED pre-installed, you can skip this section and continue tothe Node-RED Hello, world! example orthe PAC Control Node - Introduction section. You may want...moreOverviewIf you’re using a GROOV-AR1 with Node-RED pre-installed, you can skip this section and continue tothe Node-RED Hello, world! example orthe PAC Control Node - Introduction section. You may want to update the pre-installedversion to the latest available.Install PAC Control NodesMake sure that your groov EPIC processor or groov Edge Appliance can access the Internet.Details on this arein the groov EPIC Troubleshooting and groov Edge Appliance Troubleshooting sections..Open the Node-RED edit...... <less Using the groov Manage REST API to maintain your devices Developer - Published: OverviewIn this section, we’ll describe the groov Manage REST API to maintain EPIC and RIO devices.This sections assumes that you are familiar with REST APIs, tools like cURL, and how to use an API key...moreOverviewIn this section, we’ll describe the groov Manage REST API to maintain EPIC and RIO devices.This sections assumes that you are familiar with REST APIs, tools like cURL, and how to use an API key. For background information on the groov Manage REST API, please see Getting Started with groov Manage REST API.This section covers several major aspects of maintaining EPIC and RIO devices:Updating FirmwareBacking up and Restoring SettingsCommissioning the Initial User... <less groov I/O Write Node Developer - Published: OverviewIn the previous exmples, we saw how read I/O values using the Read node and Input node.Write to an Output ChannelWriting an I/O value is very similar to reading.To write to a digital or analog...moreOverviewIn the previous exmples, we saw how read I/O values using the Read node and Input node.Write to an Output ChannelWriting an I/O value is very similar to reading.To write to a digital or analog output channel:Place a groov I/O Write node onto your flow.Connect an Inject node to the input port of the groov I/O Write node. You do not need to connect a Debug node to the output port.Double-click on the groov I/O Write node to open the “Edit groov i/o write node” view.For the Device field, con...... <less Node-RED for groov I/O Developer - Published: Node-RED is a visual tool for wiring the Internet of Things, by wiring together hardware devices, APIs and online services in new and interesting ways.The Node-RED for groov I/O nodes can read and...moreNode-RED is a visual tool for wiring the Internet of Things, by wiring together hardware devices, APIs and online services in new and interesting ways.The Node-RED for groov I/O nodes can read and write values from groov I/O digital and analog modules.For more information, please visit the Getting Started and Resources sections.... <less Page 1 of 4Next » Show 25 Items Show All Items Show 10 Items Show 25 Items Show 50 Items Show 100 Items
groov View Nodes - Introduction Developer - Published: OverviewIf you’re new to Node-RED but have not yet worked through the Hello, world! example, please do so now.In this section, we’ll add a groov View Read node, configure the groov View project and...moreOverviewIf you’re new to Node-RED but have not yet worked through the Hello, world! example, please do so now.In this section, we’ll add a groov View Read node, configure the groov View project and address, and run the flow.Step 1 - Add a groov View Read NodeDrag out an Inject node, a groov View Read node, and a Debug node.Wire them together, as shown below. Click the image to start and stop the animation.Step 2 - Configure the groov View Data Store and ProjectThe groov View nodes have two items...... <less groov View Write Node - Introduction Developer - Published: OverviewIn the previous example, we saw how to read a Data Store tag. Now let’s use a Write node to write to a Data Store tag.Write to a TagWriting to a tag is very similar to reading.Place a groov View...moreOverviewIn the previous example, we saw how to read a Data Store tag. Now let’s use a Write node to write to a Data Store tag.Write to a TagWriting to a tag is very similar to reading.Place a groov View Write node onto your flow.Connect an Inject node to the input port. You do NOT need to connect a Debug node to the output port.Double-click on the groov View Write node to open the “Edit groov read node” view.For the Data Store field, select a configured Data Store (we’re still using “TestDataSto...... <less groov Read Node - Introduction Developer - Published: OverviewIn the first example, we saw how to configure the groov View project andData Store and then read a Data Store tag just to see that everything was working correctly.Read a Tag Connected to a...moreOverviewIn the first example, we saw how to configure the groov View project andData Store and then read a Data Store tag just to see that everything was working correctly.Read a Tag Connected to a GadgetGo back to the simple Node-RED flow from the previous section.If you need to recreate the flow, it is three nodes connected:A default Inject node, which is connected to a:groov View Read node, reading a variable named “integerTag1”, which is connected to:A default Debug node.Deploy the flow and ...... <less groov View Project Configuration for Node-RED Developer - Published: The Node-RED for groov View nodes can read and write from groov View Data Store tags. This section describes howto configure a Data Store and add tags to it.Step 1 - Add a Data Store DeviceOpen groov...moreThe Node-RED for groov View nodes can read and write from groov View Data Store tags. This section describes howto configure a Data Store and add tags to it.Step 1 - Add a Data Store DeviceOpen groov View and go into Build mode.Under Help -> About, verify that you’re using groov 3.3 or later.If not, the latest version of groov View is available at http://manage.groov.com.In the Gadget Palette, on the Tags tab, click Configure Device and Tags to open the “Configure Device and Tags” view.Click Add...... <less groov EPIC Configuration for Node-RED for PAC Control Developer - Published: The Node-RED for PAC Control nodes use the PAC Control REST API on groov EPIC processors.Any program using the PAC Control REST API must use a groov user with an API Key, even from Node-REDrunning on the...moreThe Node-RED for PAC Control nodes use the PAC Control REST API on groov EPIC processors.Any program using the PAC Control REST API must use a groov user with an API Key, even from Node-REDrunning on the same groov EPIC processor.Add a User with REST API PermissionsIn groov Manageon the device, go the Accounts page.Add a user with permission to use the Control Engine REST API. This will allow the user’s API Keyto be used from the nodes.Next StepContinue to installing Node-RED.... <less Getting a Trusted Connection Between a Web Browser and groov EPIC Developer - Published: Secure Sockets Layer (SSL) and Web BrowsersWhen you first use an SSL connection (https) to access groov Manage on a groov EPIC processor from a browser like Chrome, Firefox, or Safari, you’ll likely...moreSecure Sockets Layer (SSL) and Web BrowsersWhen you first use an SSL connection (https) to access groov Manage on a groov EPIC processor from a browser like Chrome, Firefox, or Safari, you’ll likely receive a browser warning like “Your connection is not private” or “Your connection is not secure”.This issue isn’t specific to groov EPIC processors. Any server (and groov EPICs are servers) you attempt to connect to using SSL/TLS security will need a trusted Server Certificate installed on it authe...... <less groov I/O Channel Configuratrion Developer - Published: Digital ChannelsChannel TypeIDDigital Input0x50000000Digital Output0x90000000Simple Digital Input0x54000000Simple Digital Output0x94000000Digital Input with Quadrature0x5000002FDigital Input with...moreDigital ChannelsChannel TypeIDDigital Input0x50000000Digital Output0x90000000Simple Digital Input0x54000000Simple Digital Output0x94000000Digital Input with Quadrature0x5000002FDigital Input with Quadrature Index0x50000030Analog Input ChannelsChannel TypeIDLow ScaleHigh ScaleUnits Generic Analog Input0x60000000 Generic Simple Analog Input0x64000000 ±1.25 V0x60000001 -1.251.25V±1200 mV0x60000002 -12001200mV±600 mV0x60000003 -600600mV±300 mV0x60000004 -300300mV±150 mV0x60000005 -150150mV±75 ...... <less Frequently Asked Questions Developer - Published: Does the groov View API work with groov EPIC?Yes, the View REST API is used to access groov data-store tags used in your groov View via the Devices and Tags interface in groov View Build. See the EPIC...moreDoes the groov View API work with groov EPIC?Yes, the View REST API is used to access groov data-store tags used in your groov View via the Devices and Tags interface in groov View Build. See the EPIC page of this guide for specific instructions.How do you find a tag id?Connect to groov in your web browser and open groov Build. Choose Configure > Devices & Tags. Highlight the Data Store and click Configure Tags. The tag id is listed for each tag.How do you find your API key?API keys are visible ...... <less Getting Started with Node-RED for groov View Developer - Published: IntroductionThis Getting Started guide covers setting up your groov View project and configuring it within theNode-RED for groov View nodes. This guide also provides a few examples of how to use it all...moreIntroductionThis Getting Started guide covers setting up your groov View project and configuring it within theNode-RED for groov View nodes. This guide also provides a few examples of how to use it all.PrerequisitesTo use Node-RED for groov View, the following programs and packages must be available:groov 3.3The Data Store device used by the groov View nodes was added in groov View 3.3.The latest version of groov is available at http://manage.groov.com.Node-REDNode-RED is pre-installed in groov ...... <less Blog Developer - Published: PostsMar 4, 2026EPIC and RIO maintenance APIs addedOct 19, 2022CODESYS section added to the Developer siteDec 6, 2019Node-RED for groov I/O v1.0.0 ReleasedJan 23, 2019Developing with groov EPICAug 6...morePostsMar 4, 2026EPIC and RIO maintenance APIs addedOct 19, 2022CODESYS section added to the Developer siteDec 6, 2019Node-RED for groov I/O v1.0.0 ReleasedJan 23, 2019Developing with groov EPICAug 6, 2018Access groov I/O with new REST API for groov Manage.May 23, 2018Node-RED Nodes for groov View and PAC Control now support groov EPICNov 14, 2017New Workshop Videos: Node-RED for the IoTSep 28, 2017Log groov data to ExcelSep 22, 2017Use Access and Excel to get data from groovSep 20, 2017Subscribe...... <less News Developer - Published: This year's posts04 MarEPIC and RIO maintenance APIs added202219 OctCODESYS section added to the Developer site201906 DecNode-RED for groov I/O v1.0.0 Released23 JanDeveloping with groov EPIC201806...moreThis year's posts04 MarEPIC and RIO maintenance APIs added202219 OctCODESYS section added to the Developer site201906 DecNode-RED for groov I/O v1.0.0 Released23 JanDeveloping with groov EPIC201806 AugAccess groov I/O with new REST API for groov Manage.23 MayNode-RED Nodes for groov View and PAC Control now support groov EPIC201714 NovNew Workshop Videos: Node-RED for the IoT28 SepLog groov data to Excel22 SepUse Access and Excel to get data from groov20 SepSubscribe and Publish with MQTT Nodes,...... <less Getting Started with Node-RED for groov I/O Developer - Published: IntroductionThis Getting Started guide covers setting up your groov device and using it with the Node-RED for groov I/O nodes.PrerequisitesTo use Node-RED for groov I/O, the following programs and...moreIntroductionThis Getting Started guide covers setting up your groov device and using it with the Node-RED for groov I/O nodes.PrerequisitesTo use Node-RED for groov I/O, the following programs and packages must be available:Node-REDNode-RED is pre-installed in groov EPIC processors (GRV-EPIC-PR1) and the groov Edge Appliance (GROOV-AR1).You may also run your own instance of Node-RED on a computer or device, following our installation instructions.groov I/O NodesThe groov I/O nodes must be instal...... <less Opto 22 Developer Developer - Published: Welcome to the official Opto 22 Developer site.APIs and LibrariesDeveloping with groov EPIC & RIO Breakdown of tools and programming options available for the groovEPIC & RIO, including Secure Shell...moreWelcome to the official Opto 22 Developer site.APIs and LibrariesDeveloping with groov EPIC & RIO Breakdown of tools and programming options available for the groovEPIC & RIO, including Secure Shell (SSH) access.Node-RED General information about Node-RED.Node-RED for groov View Node-RED nodes for communicating with groov View Data Store tags.Node-RED for groov I/O Node-RED nodes for using groov I/O modules and channels.Node-RED for PAC Control Node-RED nodes for communicating with groovEPIC and...... <less Getting Started with the groov View REST API Developer - Published: For API syntax and tips, see the API Reference, which is generated from the Swagger specification.This Getting Started guide covers:The hardware and software you need to access the groov View Data...moreFor API syntax and tips, see the API Reference, which is generated from the Swagger specification.This Getting Started guide covers:The hardware and software you need to access the groov View Data Store REST APIAdding a Data Store to groov ViewSetting up API usersBuilding your first API requestUsing the View API with groov EPICPrerequisitesgroov Box, groov EPIC, or groov Server for Windows with groov R3.3a or higherIf you need to update your groov, visit https://www.opto22.com/my-optoIf you don’...... <less Installing Node.js and Node-RED Developer - Published: Node-RED on groov devicesIf you’re using a groov EPIC processor or groov Edge Appliance with Node-RED pre-installed, youcan skip this section and continue to the Node-RED Hello, world! example orthe...moreNode-RED on groov devicesIf you’re using a groov EPIC processor or groov Edge Appliance with Node-RED pre-installed, youcan skip this section and continue to the Node-RED Hello, world! example orthe PAC Control Node - Introduction section.Node-RED on a ComputerTo install Node.js and Node-RED on your own computer, see the general installation instructions. Then continue to installing the SNAP PAC nodes.... <less Getting Started with Node-RED Developer - Published: IntroductionThis Getting Started guide covers getting Node-RED running (either on a groov EPIC processor, groov Edge Appliance, ora computer), and provides a few examples of how to use Node-RED.Node...moreIntroductionThis Getting Started guide covers getting Node-RED running (either on a groov EPIC processor, groov Edge Appliance, ora computer), and provides a few examples of how to use Node-RED.Node-RED comes pre-installed on groov EPIC processors and the groov Edge Appliance.Next StepIf you want to run Node-RED on your own computer, continue to installing Node-RED.If using a groov EPIC processor or groov Edge Appliance, continue to the Hello, world! example.... <less Using Authorization headers Developer - Published: Using Authorization headersWhile you can provide API keys as query parameters on your requests, groov also acceptsAPI keys as HTTP Basic Authorization headers. groov expects the API keyto be provided...moreUsing Authorization headersWhile you can provide API keys as query parameters on your requests, groov also acceptsAPI keys as HTTP Basic Authorization headers. groov expects the API keyto be provided as the username portion of the header, with no associated password.For details on authorizing groov EPIC, see Using the groov View REST API with groov EPIC.HTTP Basic Authorization expects the username and password to be separated by a colon, soif your API key is 123456abcdef, then your Authorizatio...... <less Node Configuration Developer - Published: OverviewThe following steps will have you setting up your Read Temp, Format Data, and Append Data nodes from the previously imported flow.Step 1 - Configure the groov I/O deviceDouble-click the groov I...moreOverviewThe following steps will have you setting up your Read Temp, Format Data, and Append Data nodes from the previously imported flow.Step 1 - Configure the groov I/O deviceDouble-click the groov I/O Read Temp node to open the “Edit groov i/o read node” view. If this is the first groov I/O node, a groov device configuration must be added.Click the pencil icon to the right of the Device field to open the “Edit groov-io-device node” view.For the Address field, enter the hostname or IP address ...... <less Installing the PAC Control Nodes Developer - Published: OverviewIf you’re using a GROOV-AR1 with Node-RED pre-installed, you can skip this section and continue tothe Node-RED Hello, world! example orthe PAC Control Node - Introduction section. You may want...moreOverviewIf you’re using a GROOV-AR1 with Node-RED pre-installed, you can skip this section and continue tothe Node-RED Hello, world! example orthe PAC Control Node - Introduction section. You may want to update the pre-installedversion to the latest available.Install PAC Control NodesMake sure that your groov EPIC processor or groov Edge Appliance can access the Internet.Details on this arein the groov EPIC Troubleshooting and groov Edge Appliance Troubleshooting sections..Open the Node-RED edit...... <less Using the groov Manage REST API to maintain your devices Developer - Published: OverviewIn this section, we’ll describe the groov Manage REST API to maintain EPIC and RIO devices.This sections assumes that you are familiar with REST APIs, tools like cURL, and how to use an API key...moreOverviewIn this section, we’ll describe the groov Manage REST API to maintain EPIC and RIO devices.This sections assumes that you are familiar with REST APIs, tools like cURL, and how to use an API key. For background information on the groov Manage REST API, please see Getting Started with groov Manage REST API.This section covers several major aspects of maintaining EPIC and RIO devices:Updating FirmwareBacking up and Restoring SettingsCommissioning the Initial User... <less groov I/O Write Node Developer - Published: OverviewIn the previous exmples, we saw how read I/O values using the Read node and Input node.Write to an Output ChannelWriting an I/O value is very similar to reading.To write to a digital or analog...moreOverviewIn the previous exmples, we saw how read I/O values using the Read node and Input node.Write to an Output ChannelWriting an I/O value is very similar to reading.To write to a digital or analog output channel:Place a groov I/O Write node onto your flow.Connect an Inject node to the input port of the groov I/O Write node. You do not need to connect a Debug node to the output port.Double-click on the groov I/O Write node to open the “Edit groov i/o write node” view.For the Device field, con...... <less Node-RED for groov I/O Developer - Published: Node-RED is a visual tool for wiring the Internet of Things, by wiring together hardware devices, APIs and online services in new and interesting ways.The Node-RED for groov I/O nodes can read and...moreNode-RED is a visual tool for wiring the Internet of Things, by wiring together hardware devices, APIs and online services in new and interesting ways.The Node-RED for groov I/O nodes can read and write values from groov I/O digital and analog modules.For more information, please visit the Getting Started and Resources sections.... <less Page 1 of 4Next » Show 25 Items Show All Items Show 10 Items Show 25 Items Show 50 Items Show 100 Items
groov View Write Node - Introduction Developer - Published: OverviewIn the previous example, we saw how to read a Data Store tag. Now let’s use a Write node to write to a Data Store tag.Write to a TagWriting to a tag is very similar to reading.Place a groov View...moreOverviewIn the previous example, we saw how to read a Data Store tag. Now let’s use a Write node to write to a Data Store tag.Write to a TagWriting to a tag is very similar to reading.Place a groov View Write node onto your flow.Connect an Inject node to the input port. You do NOT need to connect a Debug node to the output port.Double-click on the groov View Write node to open the “Edit groov read node” view.For the Data Store field, select a configured Data Store (we’re still using “TestDataSto...... <less groov Read Node - Introduction Developer - Published: OverviewIn the first example, we saw how to configure the groov View project andData Store and then read a Data Store tag just to see that everything was working correctly.Read a Tag Connected to a...moreOverviewIn the first example, we saw how to configure the groov View project andData Store and then read a Data Store tag just to see that everything was working correctly.Read a Tag Connected to a GadgetGo back to the simple Node-RED flow from the previous section.If you need to recreate the flow, it is three nodes connected:A default Inject node, which is connected to a:groov View Read node, reading a variable named “integerTag1”, which is connected to:A default Debug node.Deploy the flow and ...... <less groov View Project Configuration for Node-RED Developer - Published: The Node-RED for groov View nodes can read and write from groov View Data Store tags. This section describes howto configure a Data Store and add tags to it.Step 1 - Add a Data Store DeviceOpen groov...moreThe Node-RED for groov View nodes can read and write from groov View Data Store tags. This section describes howto configure a Data Store and add tags to it.Step 1 - Add a Data Store DeviceOpen groov View and go into Build mode.Under Help -> About, verify that you’re using groov 3.3 or later.If not, the latest version of groov View is available at http://manage.groov.com.In the Gadget Palette, on the Tags tab, click Configure Device and Tags to open the “Configure Device and Tags” view.Click Add...... <less groov EPIC Configuration for Node-RED for PAC Control Developer - Published: The Node-RED for PAC Control nodes use the PAC Control REST API on groov EPIC processors.Any program using the PAC Control REST API must use a groov user with an API Key, even from Node-REDrunning on the...moreThe Node-RED for PAC Control nodes use the PAC Control REST API on groov EPIC processors.Any program using the PAC Control REST API must use a groov user with an API Key, even from Node-REDrunning on the same groov EPIC processor.Add a User with REST API PermissionsIn groov Manageon the device, go the Accounts page.Add a user with permission to use the Control Engine REST API. This will allow the user’s API Keyto be used from the nodes.Next StepContinue to installing Node-RED.... <less Getting a Trusted Connection Between a Web Browser and groov EPIC Developer - Published: Secure Sockets Layer (SSL) and Web BrowsersWhen you first use an SSL connection (https) to access groov Manage on a groov EPIC processor from a browser like Chrome, Firefox, or Safari, you’ll likely...moreSecure Sockets Layer (SSL) and Web BrowsersWhen you first use an SSL connection (https) to access groov Manage on a groov EPIC processor from a browser like Chrome, Firefox, or Safari, you’ll likely receive a browser warning like “Your connection is not private” or “Your connection is not secure”.This issue isn’t specific to groov EPIC processors. Any server (and groov EPICs are servers) you attempt to connect to using SSL/TLS security will need a trusted Server Certificate installed on it authe...... <less groov I/O Channel Configuratrion Developer - Published: Digital ChannelsChannel TypeIDDigital Input0x50000000Digital Output0x90000000Simple Digital Input0x54000000Simple Digital Output0x94000000Digital Input with Quadrature0x5000002FDigital Input with...moreDigital ChannelsChannel TypeIDDigital Input0x50000000Digital Output0x90000000Simple Digital Input0x54000000Simple Digital Output0x94000000Digital Input with Quadrature0x5000002FDigital Input with Quadrature Index0x50000030Analog Input ChannelsChannel TypeIDLow ScaleHigh ScaleUnits Generic Analog Input0x60000000 Generic Simple Analog Input0x64000000 ±1.25 V0x60000001 -1.251.25V±1200 mV0x60000002 -12001200mV±600 mV0x60000003 -600600mV±300 mV0x60000004 -300300mV±150 mV0x60000005 -150150mV±75 ...... <less Frequently Asked Questions Developer - Published: Does the groov View API work with groov EPIC?Yes, the View REST API is used to access groov data-store tags used in your groov View via the Devices and Tags interface in groov View Build. See the EPIC...moreDoes the groov View API work with groov EPIC?Yes, the View REST API is used to access groov data-store tags used in your groov View via the Devices and Tags interface in groov View Build. See the EPIC page of this guide for specific instructions.How do you find a tag id?Connect to groov in your web browser and open groov Build. Choose Configure > Devices & Tags. Highlight the Data Store and click Configure Tags. The tag id is listed for each tag.How do you find your API key?API keys are visible ...... <less Getting Started with Node-RED for groov View Developer - Published: IntroductionThis Getting Started guide covers setting up your groov View project and configuring it within theNode-RED for groov View nodes. This guide also provides a few examples of how to use it all...moreIntroductionThis Getting Started guide covers setting up your groov View project and configuring it within theNode-RED for groov View nodes. This guide also provides a few examples of how to use it all.PrerequisitesTo use Node-RED for groov View, the following programs and packages must be available:groov 3.3The Data Store device used by the groov View nodes was added in groov View 3.3.The latest version of groov is available at http://manage.groov.com.Node-REDNode-RED is pre-installed in groov ...... <less Blog Developer - Published: PostsMar 4, 2026EPIC and RIO maintenance APIs addedOct 19, 2022CODESYS section added to the Developer siteDec 6, 2019Node-RED for groov I/O v1.0.0 ReleasedJan 23, 2019Developing with groov EPICAug 6...morePostsMar 4, 2026EPIC and RIO maintenance APIs addedOct 19, 2022CODESYS section added to the Developer siteDec 6, 2019Node-RED for groov I/O v1.0.0 ReleasedJan 23, 2019Developing with groov EPICAug 6, 2018Access groov I/O with new REST API for groov Manage.May 23, 2018Node-RED Nodes for groov View and PAC Control now support groov EPICNov 14, 2017New Workshop Videos: Node-RED for the IoTSep 28, 2017Log groov data to ExcelSep 22, 2017Use Access and Excel to get data from groovSep 20, 2017Subscribe...... <less News Developer - Published: This year's posts04 MarEPIC and RIO maintenance APIs added202219 OctCODESYS section added to the Developer site201906 DecNode-RED for groov I/O v1.0.0 Released23 JanDeveloping with groov EPIC201806...moreThis year's posts04 MarEPIC and RIO maintenance APIs added202219 OctCODESYS section added to the Developer site201906 DecNode-RED for groov I/O v1.0.0 Released23 JanDeveloping with groov EPIC201806 AugAccess groov I/O with new REST API for groov Manage.23 MayNode-RED Nodes for groov View and PAC Control now support groov EPIC201714 NovNew Workshop Videos: Node-RED for the IoT28 SepLog groov data to Excel22 SepUse Access and Excel to get data from groov20 SepSubscribe and Publish with MQTT Nodes,...... <less Getting Started with Node-RED for groov I/O Developer - Published: IntroductionThis Getting Started guide covers setting up your groov device and using it with the Node-RED for groov I/O nodes.PrerequisitesTo use Node-RED for groov I/O, the following programs and...moreIntroductionThis Getting Started guide covers setting up your groov device and using it with the Node-RED for groov I/O nodes.PrerequisitesTo use Node-RED for groov I/O, the following programs and packages must be available:Node-REDNode-RED is pre-installed in groov EPIC processors (GRV-EPIC-PR1) and the groov Edge Appliance (GROOV-AR1).You may also run your own instance of Node-RED on a computer or device, following our installation instructions.groov I/O NodesThe groov I/O nodes must be instal...... <less Opto 22 Developer Developer - Published: Welcome to the official Opto 22 Developer site.APIs and LibrariesDeveloping with groov EPIC & RIO Breakdown of tools and programming options available for the groovEPIC & RIO, including Secure Shell...moreWelcome to the official Opto 22 Developer site.APIs and LibrariesDeveloping with groov EPIC & RIO Breakdown of tools and programming options available for the groovEPIC & RIO, including Secure Shell (SSH) access.Node-RED General information about Node-RED.Node-RED for groov View Node-RED nodes for communicating with groov View Data Store tags.Node-RED for groov I/O Node-RED nodes for using groov I/O modules and channels.Node-RED for PAC Control Node-RED nodes for communicating with groovEPIC and...... <less Getting Started with the groov View REST API Developer - Published: For API syntax and tips, see the API Reference, which is generated from the Swagger specification.This Getting Started guide covers:The hardware and software you need to access the groov View Data...moreFor API syntax and tips, see the API Reference, which is generated from the Swagger specification.This Getting Started guide covers:The hardware and software you need to access the groov View Data Store REST APIAdding a Data Store to groov ViewSetting up API usersBuilding your first API requestUsing the View API with groov EPICPrerequisitesgroov Box, groov EPIC, or groov Server for Windows with groov R3.3a or higherIf you need to update your groov, visit https://www.opto22.com/my-optoIf you don’...... <less Installing Node.js and Node-RED Developer - Published: Node-RED on groov devicesIf you’re using a groov EPIC processor or groov Edge Appliance with Node-RED pre-installed, youcan skip this section and continue to the Node-RED Hello, world! example orthe...moreNode-RED on groov devicesIf you’re using a groov EPIC processor or groov Edge Appliance with Node-RED pre-installed, youcan skip this section and continue to the Node-RED Hello, world! example orthe PAC Control Node - Introduction section.Node-RED on a ComputerTo install Node.js and Node-RED on your own computer, see the general installation instructions. Then continue to installing the SNAP PAC nodes.... <less Getting Started with Node-RED Developer - Published: IntroductionThis Getting Started guide covers getting Node-RED running (either on a groov EPIC processor, groov Edge Appliance, ora computer), and provides a few examples of how to use Node-RED.Node...moreIntroductionThis Getting Started guide covers getting Node-RED running (either on a groov EPIC processor, groov Edge Appliance, ora computer), and provides a few examples of how to use Node-RED.Node-RED comes pre-installed on groov EPIC processors and the groov Edge Appliance.Next StepIf you want to run Node-RED on your own computer, continue to installing Node-RED.If using a groov EPIC processor or groov Edge Appliance, continue to the Hello, world! example.... <less Using Authorization headers Developer - Published: Using Authorization headersWhile you can provide API keys as query parameters on your requests, groov also acceptsAPI keys as HTTP Basic Authorization headers. groov expects the API keyto be provided...moreUsing Authorization headersWhile you can provide API keys as query parameters on your requests, groov also acceptsAPI keys as HTTP Basic Authorization headers. groov expects the API keyto be provided as the username portion of the header, with no associated password.For details on authorizing groov EPIC, see Using the groov View REST API with groov EPIC.HTTP Basic Authorization expects the username and password to be separated by a colon, soif your API key is 123456abcdef, then your Authorizatio...... <less Node Configuration Developer - Published: OverviewThe following steps will have you setting up your Read Temp, Format Data, and Append Data nodes from the previously imported flow.Step 1 - Configure the groov I/O deviceDouble-click the groov I...moreOverviewThe following steps will have you setting up your Read Temp, Format Data, and Append Data nodes from the previously imported flow.Step 1 - Configure the groov I/O deviceDouble-click the groov I/O Read Temp node to open the “Edit groov i/o read node” view. If this is the first groov I/O node, a groov device configuration must be added.Click the pencil icon to the right of the Device field to open the “Edit groov-io-device node” view.For the Address field, enter the hostname or IP address ...... <less Installing the PAC Control Nodes Developer - Published: OverviewIf you’re using a GROOV-AR1 with Node-RED pre-installed, you can skip this section and continue tothe Node-RED Hello, world! example orthe PAC Control Node - Introduction section. You may want...moreOverviewIf you’re using a GROOV-AR1 with Node-RED pre-installed, you can skip this section and continue tothe Node-RED Hello, world! example orthe PAC Control Node - Introduction section. You may want to update the pre-installedversion to the latest available.Install PAC Control NodesMake sure that your groov EPIC processor or groov Edge Appliance can access the Internet.Details on this arein the groov EPIC Troubleshooting and groov Edge Appliance Troubleshooting sections..Open the Node-RED edit...... <less Using the groov Manage REST API to maintain your devices Developer - Published: OverviewIn this section, we’ll describe the groov Manage REST API to maintain EPIC and RIO devices.This sections assumes that you are familiar with REST APIs, tools like cURL, and how to use an API key...moreOverviewIn this section, we’ll describe the groov Manage REST API to maintain EPIC and RIO devices.This sections assumes that you are familiar with REST APIs, tools like cURL, and how to use an API key. For background information on the groov Manage REST API, please see Getting Started with groov Manage REST API.This section covers several major aspects of maintaining EPIC and RIO devices:Updating FirmwareBacking up and Restoring SettingsCommissioning the Initial User... <less groov I/O Write Node Developer - Published: OverviewIn the previous exmples, we saw how read I/O values using the Read node and Input node.Write to an Output ChannelWriting an I/O value is very similar to reading.To write to a digital or analog...moreOverviewIn the previous exmples, we saw how read I/O values using the Read node and Input node.Write to an Output ChannelWriting an I/O value is very similar to reading.To write to a digital or analog output channel:Place a groov I/O Write node onto your flow.Connect an Inject node to the input port of the groov I/O Write node. You do not need to connect a Debug node to the output port.Double-click on the groov I/O Write node to open the “Edit groov i/o write node” view.For the Device field, con...... <less Node-RED for groov I/O Developer - Published: Node-RED is a visual tool for wiring the Internet of Things, by wiring together hardware devices, APIs and online services in new and interesting ways.The Node-RED for groov I/O nodes can read and...moreNode-RED is a visual tool for wiring the Internet of Things, by wiring together hardware devices, APIs and online services in new and interesting ways.The Node-RED for groov I/O nodes can read and write values from groov I/O digital and analog modules.For more information, please visit the Getting Started and Resources sections.... <less Page 1 of 4Next » Show 25 Items Show All Items Show 10 Items Show 25 Items Show 50 Items Show 100 Items
groov Read Node - Introduction Developer - Published: OverviewIn the first example, we saw how to configure the groov View project andData Store and then read a Data Store tag just to see that everything was working correctly.Read a Tag Connected to a...moreOverviewIn the first example, we saw how to configure the groov View project andData Store and then read a Data Store tag just to see that everything was working correctly.Read a Tag Connected to a GadgetGo back to the simple Node-RED flow from the previous section.If you need to recreate the flow, it is three nodes connected:A default Inject node, which is connected to a:groov View Read node, reading a variable named “integerTag1”, which is connected to:A default Debug node.Deploy the flow and ...... <less groov View Project Configuration for Node-RED Developer - Published: The Node-RED for groov View nodes can read and write from groov View Data Store tags. This section describes howto configure a Data Store and add tags to it.Step 1 - Add a Data Store DeviceOpen groov...moreThe Node-RED for groov View nodes can read and write from groov View Data Store tags. This section describes howto configure a Data Store and add tags to it.Step 1 - Add a Data Store DeviceOpen groov View and go into Build mode.Under Help -> About, verify that you’re using groov 3.3 or later.If not, the latest version of groov View is available at http://manage.groov.com.In the Gadget Palette, on the Tags tab, click Configure Device and Tags to open the “Configure Device and Tags” view.Click Add...... <less groov EPIC Configuration for Node-RED for PAC Control Developer - Published: The Node-RED for PAC Control nodes use the PAC Control REST API on groov EPIC processors.Any program using the PAC Control REST API must use a groov user with an API Key, even from Node-REDrunning on the...moreThe Node-RED for PAC Control nodes use the PAC Control REST API on groov EPIC processors.Any program using the PAC Control REST API must use a groov user with an API Key, even from Node-REDrunning on the same groov EPIC processor.Add a User with REST API PermissionsIn groov Manageon the device, go the Accounts page.Add a user with permission to use the Control Engine REST API. This will allow the user’s API Keyto be used from the nodes.Next StepContinue to installing Node-RED.... <less Getting a Trusted Connection Between a Web Browser and groov EPIC Developer - Published: Secure Sockets Layer (SSL) and Web BrowsersWhen you first use an SSL connection (https) to access groov Manage on a groov EPIC processor from a browser like Chrome, Firefox, or Safari, you’ll likely...moreSecure Sockets Layer (SSL) and Web BrowsersWhen you first use an SSL connection (https) to access groov Manage on a groov EPIC processor from a browser like Chrome, Firefox, or Safari, you’ll likely receive a browser warning like “Your connection is not private” or “Your connection is not secure”.This issue isn’t specific to groov EPIC processors. Any server (and groov EPICs are servers) you attempt to connect to using SSL/TLS security will need a trusted Server Certificate installed on it authe...... <less groov I/O Channel Configuratrion Developer - Published: Digital ChannelsChannel TypeIDDigital Input0x50000000Digital Output0x90000000Simple Digital Input0x54000000Simple Digital Output0x94000000Digital Input with Quadrature0x5000002FDigital Input with...moreDigital ChannelsChannel TypeIDDigital Input0x50000000Digital Output0x90000000Simple Digital Input0x54000000Simple Digital Output0x94000000Digital Input with Quadrature0x5000002FDigital Input with Quadrature Index0x50000030Analog Input ChannelsChannel TypeIDLow ScaleHigh ScaleUnits Generic Analog Input0x60000000 Generic Simple Analog Input0x64000000 ±1.25 V0x60000001 -1.251.25V±1200 mV0x60000002 -12001200mV±600 mV0x60000003 -600600mV±300 mV0x60000004 -300300mV±150 mV0x60000005 -150150mV±75 ...... <less Frequently Asked Questions Developer - Published: Does the groov View API work with groov EPIC?Yes, the View REST API is used to access groov data-store tags used in your groov View via the Devices and Tags interface in groov View Build. See the EPIC...moreDoes the groov View API work with groov EPIC?Yes, the View REST API is used to access groov data-store tags used in your groov View via the Devices and Tags interface in groov View Build. See the EPIC page of this guide for specific instructions.How do you find a tag id?Connect to groov in your web browser and open groov Build. Choose Configure > Devices & Tags. Highlight the Data Store and click Configure Tags. The tag id is listed for each tag.How do you find your API key?API keys are visible ...... <less Getting Started with Node-RED for groov View Developer - Published: IntroductionThis Getting Started guide covers setting up your groov View project and configuring it within theNode-RED for groov View nodes. This guide also provides a few examples of how to use it all...moreIntroductionThis Getting Started guide covers setting up your groov View project and configuring it within theNode-RED for groov View nodes. This guide also provides a few examples of how to use it all.PrerequisitesTo use Node-RED for groov View, the following programs and packages must be available:groov 3.3The Data Store device used by the groov View nodes was added in groov View 3.3.The latest version of groov is available at http://manage.groov.com.Node-REDNode-RED is pre-installed in groov ...... <less Blog Developer - Published: PostsMar 4, 2026EPIC and RIO maintenance APIs addedOct 19, 2022CODESYS section added to the Developer siteDec 6, 2019Node-RED for groov I/O v1.0.0 ReleasedJan 23, 2019Developing with groov EPICAug 6...morePostsMar 4, 2026EPIC and RIO maintenance APIs addedOct 19, 2022CODESYS section added to the Developer siteDec 6, 2019Node-RED for groov I/O v1.0.0 ReleasedJan 23, 2019Developing with groov EPICAug 6, 2018Access groov I/O with new REST API for groov Manage.May 23, 2018Node-RED Nodes for groov View and PAC Control now support groov EPICNov 14, 2017New Workshop Videos: Node-RED for the IoTSep 28, 2017Log groov data to ExcelSep 22, 2017Use Access and Excel to get data from groovSep 20, 2017Subscribe...... <less News Developer - Published: This year's posts04 MarEPIC and RIO maintenance APIs added202219 OctCODESYS section added to the Developer site201906 DecNode-RED for groov I/O v1.0.0 Released23 JanDeveloping with groov EPIC201806...moreThis year's posts04 MarEPIC and RIO maintenance APIs added202219 OctCODESYS section added to the Developer site201906 DecNode-RED for groov I/O v1.0.0 Released23 JanDeveloping with groov EPIC201806 AugAccess groov I/O with new REST API for groov Manage.23 MayNode-RED Nodes for groov View and PAC Control now support groov EPIC201714 NovNew Workshop Videos: Node-RED for the IoT28 SepLog groov data to Excel22 SepUse Access and Excel to get data from groov20 SepSubscribe and Publish with MQTT Nodes,...... <less Getting Started with Node-RED for groov I/O Developer - Published: IntroductionThis Getting Started guide covers setting up your groov device and using it with the Node-RED for groov I/O nodes.PrerequisitesTo use Node-RED for groov I/O, the following programs and...moreIntroductionThis Getting Started guide covers setting up your groov device and using it with the Node-RED for groov I/O nodes.PrerequisitesTo use Node-RED for groov I/O, the following programs and packages must be available:Node-REDNode-RED is pre-installed in groov EPIC processors (GRV-EPIC-PR1) and the groov Edge Appliance (GROOV-AR1).You may also run your own instance of Node-RED on a computer or device, following our installation instructions.groov I/O NodesThe groov I/O nodes must be instal...... <less Opto 22 Developer Developer - Published: Welcome to the official Opto 22 Developer site.APIs and LibrariesDeveloping with groov EPIC & RIO Breakdown of tools and programming options available for the groovEPIC & RIO, including Secure Shell...moreWelcome to the official Opto 22 Developer site.APIs and LibrariesDeveloping with groov EPIC & RIO Breakdown of tools and programming options available for the groovEPIC & RIO, including Secure Shell (SSH) access.Node-RED General information about Node-RED.Node-RED for groov View Node-RED nodes for communicating with groov View Data Store tags.Node-RED for groov I/O Node-RED nodes for using groov I/O modules and channels.Node-RED for PAC Control Node-RED nodes for communicating with groovEPIC and...... <less Getting Started with the groov View REST API Developer - Published: For API syntax and tips, see the API Reference, which is generated from the Swagger specification.This Getting Started guide covers:The hardware and software you need to access the groov View Data...moreFor API syntax and tips, see the API Reference, which is generated from the Swagger specification.This Getting Started guide covers:The hardware and software you need to access the groov View Data Store REST APIAdding a Data Store to groov ViewSetting up API usersBuilding your first API requestUsing the View API with groov EPICPrerequisitesgroov Box, groov EPIC, or groov Server for Windows with groov R3.3a or higherIf you need to update your groov, visit https://www.opto22.com/my-optoIf you don’...... <less Installing Node.js and Node-RED Developer - Published: Node-RED on groov devicesIf you’re using a groov EPIC processor or groov Edge Appliance with Node-RED pre-installed, youcan skip this section and continue to the Node-RED Hello, world! example orthe...moreNode-RED on groov devicesIf you’re using a groov EPIC processor or groov Edge Appliance with Node-RED pre-installed, youcan skip this section and continue to the Node-RED Hello, world! example orthe PAC Control Node - Introduction section.Node-RED on a ComputerTo install Node.js and Node-RED on your own computer, see the general installation instructions. Then continue to installing the SNAP PAC nodes.... <less Getting Started with Node-RED Developer - Published: IntroductionThis Getting Started guide covers getting Node-RED running (either on a groov EPIC processor, groov Edge Appliance, ora computer), and provides a few examples of how to use Node-RED.Node...moreIntroductionThis Getting Started guide covers getting Node-RED running (either on a groov EPIC processor, groov Edge Appliance, ora computer), and provides a few examples of how to use Node-RED.Node-RED comes pre-installed on groov EPIC processors and the groov Edge Appliance.Next StepIf you want to run Node-RED on your own computer, continue to installing Node-RED.If using a groov EPIC processor or groov Edge Appliance, continue to the Hello, world! example.... <less Using Authorization headers Developer - Published: Using Authorization headersWhile you can provide API keys as query parameters on your requests, groov also acceptsAPI keys as HTTP Basic Authorization headers. groov expects the API keyto be provided...moreUsing Authorization headersWhile you can provide API keys as query parameters on your requests, groov also acceptsAPI keys as HTTP Basic Authorization headers. groov expects the API keyto be provided as the username portion of the header, with no associated password.For details on authorizing groov EPIC, see Using the groov View REST API with groov EPIC.HTTP Basic Authorization expects the username and password to be separated by a colon, soif your API key is 123456abcdef, then your Authorizatio...... <less Node Configuration Developer - Published: OverviewThe following steps will have you setting up your Read Temp, Format Data, and Append Data nodes from the previously imported flow.Step 1 - Configure the groov I/O deviceDouble-click the groov I...moreOverviewThe following steps will have you setting up your Read Temp, Format Data, and Append Data nodes from the previously imported flow.Step 1 - Configure the groov I/O deviceDouble-click the groov I/O Read Temp node to open the “Edit groov i/o read node” view. If this is the first groov I/O node, a groov device configuration must be added.Click the pencil icon to the right of the Device field to open the “Edit groov-io-device node” view.For the Address field, enter the hostname or IP address ...... <less Installing the PAC Control Nodes Developer - Published: OverviewIf you’re using a GROOV-AR1 with Node-RED pre-installed, you can skip this section and continue tothe Node-RED Hello, world! example orthe PAC Control Node - Introduction section. You may want...moreOverviewIf you’re using a GROOV-AR1 with Node-RED pre-installed, you can skip this section and continue tothe Node-RED Hello, world! example orthe PAC Control Node - Introduction section. You may want to update the pre-installedversion to the latest available.Install PAC Control NodesMake sure that your groov EPIC processor or groov Edge Appliance can access the Internet.Details on this arein the groov EPIC Troubleshooting and groov Edge Appliance Troubleshooting sections..Open the Node-RED edit...... <less Using the groov Manage REST API to maintain your devices Developer - Published: OverviewIn this section, we’ll describe the groov Manage REST API to maintain EPIC and RIO devices.This sections assumes that you are familiar with REST APIs, tools like cURL, and how to use an API key...moreOverviewIn this section, we’ll describe the groov Manage REST API to maintain EPIC and RIO devices.This sections assumes that you are familiar with REST APIs, tools like cURL, and how to use an API key. For background information on the groov Manage REST API, please see Getting Started with groov Manage REST API.This section covers several major aspects of maintaining EPIC and RIO devices:Updating FirmwareBacking up and Restoring SettingsCommissioning the Initial User... <less groov I/O Write Node Developer - Published: OverviewIn the previous exmples, we saw how read I/O values using the Read node and Input node.Write to an Output ChannelWriting an I/O value is very similar to reading.To write to a digital or analog...moreOverviewIn the previous exmples, we saw how read I/O values using the Read node and Input node.Write to an Output ChannelWriting an I/O value is very similar to reading.To write to a digital or analog output channel:Place a groov I/O Write node onto your flow.Connect an Inject node to the input port of the groov I/O Write node. You do not need to connect a Debug node to the output port.Double-click on the groov I/O Write node to open the “Edit groov i/o write node” view.For the Device field, con...... <less Node-RED for groov I/O Developer - Published: Node-RED is a visual tool for wiring the Internet of Things, by wiring together hardware devices, APIs and online services in new and interesting ways.The Node-RED for groov I/O nodes can read and...moreNode-RED is a visual tool for wiring the Internet of Things, by wiring together hardware devices, APIs and online services in new and interesting ways.The Node-RED for groov I/O nodes can read and write values from groov I/O digital and analog modules.For more information, please visit the Getting Started and Resources sections.... <less Page 1 of 4Next » Show 25 Items Show All Items Show 10 Items Show 25 Items Show 50 Items Show 100 Items
groov View Project Configuration for Node-RED Developer - Published: The Node-RED for groov View nodes can read and write from groov View Data Store tags. This section describes howto configure a Data Store and add tags to it.Step 1 - Add a Data Store DeviceOpen groov...moreThe Node-RED for groov View nodes can read and write from groov View Data Store tags. This section describes howto configure a Data Store and add tags to it.Step 1 - Add a Data Store DeviceOpen groov View and go into Build mode.Under Help -> About, verify that you’re using groov 3.3 or later.If not, the latest version of groov View is available at http://manage.groov.com.In the Gadget Palette, on the Tags tab, click Configure Device and Tags to open the “Configure Device and Tags” view.Click Add...... <less groov EPIC Configuration for Node-RED for PAC Control Developer - Published: The Node-RED for PAC Control nodes use the PAC Control REST API on groov EPIC processors.Any program using the PAC Control REST API must use a groov user with an API Key, even from Node-REDrunning on the...moreThe Node-RED for PAC Control nodes use the PAC Control REST API on groov EPIC processors.Any program using the PAC Control REST API must use a groov user with an API Key, even from Node-REDrunning on the same groov EPIC processor.Add a User with REST API PermissionsIn groov Manageon the device, go the Accounts page.Add a user with permission to use the Control Engine REST API. This will allow the user’s API Keyto be used from the nodes.Next StepContinue to installing Node-RED.... <less Getting a Trusted Connection Between a Web Browser and groov EPIC Developer - Published: Secure Sockets Layer (SSL) and Web BrowsersWhen you first use an SSL connection (https) to access groov Manage on a groov EPIC processor from a browser like Chrome, Firefox, or Safari, you’ll likely...moreSecure Sockets Layer (SSL) and Web BrowsersWhen you first use an SSL connection (https) to access groov Manage on a groov EPIC processor from a browser like Chrome, Firefox, or Safari, you’ll likely receive a browser warning like “Your connection is not private” or “Your connection is not secure”.This issue isn’t specific to groov EPIC processors. Any server (and groov EPICs are servers) you attempt to connect to using SSL/TLS security will need a trusted Server Certificate installed on it authe...... <less groov I/O Channel Configuratrion Developer - Published: Digital ChannelsChannel TypeIDDigital Input0x50000000Digital Output0x90000000Simple Digital Input0x54000000Simple Digital Output0x94000000Digital Input with Quadrature0x5000002FDigital Input with...moreDigital ChannelsChannel TypeIDDigital Input0x50000000Digital Output0x90000000Simple Digital Input0x54000000Simple Digital Output0x94000000Digital Input with Quadrature0x5000002FDigital Input with Quadrature Index0x50000030Analog Input ChannelsChannel TypeIDLow ScaleHigh ScaleUnits Generic Analog Input0x60000000 Generic Simple Analog Input0x64000000 ±1.25 V0x60000001 -1.251.25V±1200 mV0x60000002 -12001200mV±600 mV0x60000003 -600600mV±300 mV0x60000004 -300300mV±150 mV0x60000005 -150150mV±75 ...... <less Frequently Asked Questions Developer - Published: Does the groov View API work with groov EPIC?Yes, the View REST API is used to access groov data-store tags used in your groov View via the Devices and Tags interface in groov View Build. See the EPIC...moreDoes the groov View API work with groov EPIC?Yes, the View REST API is used to access groov data-store tags used in your groov View via the Devices and Tags interface in groov View Build. See the EPIC page of this guide for specific instructions.How do you find a tag id?Connect to groov in your web browser and open groov Build. Choose Configure > Devices & Tags. Highlight the Data Store and click Configure Tags. The tag id is listed for each tag.How do you find your API key?API keys are visible ...... <less Getting Started with Node-RED for groov View Developer - Published: IntroductionThis Getting Started guide covers setting up your groov View project and configuring it within theNode-RED for groov View nodes. This guide also provides a few examples of how to use it all...moreIntroductionThis Getting Started guide covers setting up your groov View project and configuring it within theNode-RED for groov View nodes. This guide also provides a few examples of how to use it all.PrerequisitesTo use Node-RED for groov View, the following programs and packages must be available:groov 3.3The Data Store device used by the groov View nodes was added in groov View 3.3.The latest version of groov is available at http://manage.groov.com.Node-REDNode-RED is pre-installed in groov ...... <less Blog Developer - Published: PostsMar 4, 2026EPIC and RIO maintenance APIs addedOct 19, 2022CODESYS section added to the Developer siteDec 6, 2019Node-RED for groov I/O v1.0.0 ReleasedJan 23, 2019Developing with groov EPICAug 6...morePostsMar 4, 2026EPIC and RIO maintenance APIs addedOct 19, 2022CODESYS section added to the Developer siteDec 6, 2019Node-RED for groov I/O v1.0.0 ReleasedJan 23, 2019Developing with groov EPICAug 6, 2018Access groov I/O with new REST API for groov Manage.May 23, 2018Node-RED Nodes for groov View and PAC Control now support groov EPICNov 14, 2017New Workshop Videos: Node-RED for the IoTSep 28, 2017Log groov data to ExcelSep 22, 2017Use Access and Excel to get data from groovSep 20, 2017Subscribe...... <less News Developer - Published: This year's posts04 MarEPIC and RIO maintenance APIs added202219 OctCODESYS section added to the Developer site201906 DecNode-RED for groov I/O v1.0.0 Released23 JanDeveloping with groov EPIC201806...moreThis year's posts04 MarEPIC and RIO maintenance APIs added202219 OctCODESYS section added to the Developer site201906 DecNode-RED for groov I/O v1.0.0 Released23 JanDeveloping with groov EPIC201806 AugAccess groov I/O with new REST API for groov Manage.23 MayNode-RED Nodes for groov View and PAC Control now support groov EPIC201714 NovNew Workshop Videos: Node-RED for the IoT28 SepLog groov data to Excel22 SepUse Access and Excel to get data from groov20 SepSubscribe and Publish with MQTT Nodes,...... <less Getting Started with Node-RED for groov I/O Developer - Published: IntroductionThis Getting Started guide covers setting up your groov device and using it with the Node-RED for groov I/O nodes.PrerequisitesTo use Node-RED for groov I/O, the following programs and...moreIntroductionThis Getting Started guide covers setting up your groov device and using it with the Node-RED for groov I/O nodes.PrerequisitesTo use Node-RED for groov I/O, the following programs and packages must be available:Node-REDNode-RED is pre-installed in groov EPIC processors (GRV-EPIC-PR1) and the groov Edge Appliance (GROOV-AR1).You may also run your own instance of Node-RED on a computer or device, following our installation instructions.groov I/O NodesThe groov I/O nodes must be instal...... <less Opto 22 Developer Developer - Published: Welcome to the official Opto 22 Developer site.APIs and LibrariesDeveloping with groov EPIC & RIO Breakdown of tools and programming options available for the groovEPIC & RIO, including Secure Shell...moreWelcome to the official Opto 22 Developer site.APIs and LibrariesDeveloping with groov EPIC & RIO Breakdown of tools and programming options available for the groovEPIC & RIO, including Secure Shell (SSH) access.Node-RED General information about Node-RED.Node-RED for groov View Node-RED nodes for communicating with groov View Data Store tags.Node-RED for groov I/O Node-RED nodes for using groov I/O modules and channels.Node-RED for PAC Control Node-RED nodes for communicating with groovEPIC and...... <less Getting Started with the groov View REST API Developer - Published: For API syntax and tips, see the API Reference, which is generated from the Swagger specification.This Getting Started guide covers:The hardware and software you need to access the groov View Data...moreFor API syntax and tips, see the API Reference, which is generated from the Swagger specification.This Getting Started guide covers:The hardware and software you need to access the groov View Data Store REST APIAdding a Data Store to groov ViewSetting up API usersBuilding your first API requestUsing the View API with groov EPICPrerequisitesgroov Box, groov EPIC, or groov Server for Windows with groov R3.3a or higherIf you need to update your groov, visit https://www.opto22.com/my-optoIf you don’...... <less Installing Node.js and Node-RED Developer - Published: Node-RED on groov devicesIf you’re using a groov EPIC processor or groov Edge Appliance with Node-RED pre-installed, youcan skip this section and continue to the Node-RED Hello, world! example orthe...moreNode-RED on groov devicesIf you’re using a groov EPIC processor or groov Edge Appliance with Node-RED pre-installed, youcan skip this section and continue to the Node-RED Hello, world! example orthe PAC Control Node - Introduction section.Node-RED on a ComputerTo install Node.js and Node-RED on your own computer, see the general installation instructions. Then continue to installing the SNAP PAC nodes.... <less Getting Started with Node-RED Developer - Published: IntroductionThis Getting Started guide covers getting Node-RED running (either on a groov EPIC processor, groov Edge Appliance, ora computer), and provides a few examples of how to use Node-RED.Node...moreIntroductionThis Getting Started guide covers getting Node-RED running (either on a groov EPIC processor, groov Edge Appliance, ora computer), and provides a few examples of how to use Node-RED.Node-RED comes pre-installed on groov EPIC processors and the groov Edge Appliance.Next StepIf you want to run Node-RED on your own computer, continue to installing Node-RED.If using a groov EPIC processor or groov Edge Appliance, continue to the Hello, world! example.... <less Using Authorization headers Developer - Published: Using Authorization headersWhile you can provide API keys as query parameters on your requests, groov also acceptsAPI keys as HTTP Basic Authorization headers. groov expects the API keyto be provided...moreUsing Authorization headersWhile you can provide API keys as query parameters on your requests, groov also acceptsAPI keys as HTTP Basic Authorization headers. groov expects the API keyto be provided as the username portion of the header, with no associated password.For details on authorizing groov EPIC, see Using the groov View REST API with groov EPIC.HTTP Basic Authorization expects the username and password to be separated by a colon, soif your API key is 123456abcdef, then your Authorizatio...... <less Node Configuration Developer - Published: OverviewThe following steps will have you setting up your Read Temp, Format Data, and Append Data nodes from the previously imported flow.Step 1 - Configure the groov I/O deviceDouble-click the groov I...moreOverviewThe following steps will have you setting up your Read Temp, Format Data, and Append Data nodes from the previously imported flow.Step 1 - Configure the groov I/O deviceDouble-click the groov I/O Read Temp node to open the “Edit groov i/o read node” view. If this is the first groov I/O node, a groov device configuration must be added.Click the pencil icon to the right of the Device field to open the “Edit groov-io-device node” view.For the Address field, enter the hostname or IP address ...... <less Installing the PAC Control Nodes Developer - Published: OverviewIf you’re using a GROOV-AR1 with Node-RED pre-installed, you can skip this section and continue tothe Node-RED Hello, world! example orthe PAC Control Node - Introduction section. You may want...moreOverviewIf you’re using a GROOV-AR1 with Node-RED pre-installed, you can skip this section and continue tothe Node-RED Hello, world! example orthe PAC Control Node - Introduction section. You may want to update the pre-installedversion to the latest available.Install PAC Control NodesMake sure that your groov EPIC processor or groov Edge Appliance can access the Internet.Details on this arein the groov EPIC Troubleshooting and groov Edge Appliance Troubleshooting sections..Open the Node-RED edit...... <less Using the groov Manage REST API to maintain your devices Developer - Published: OverviewIn this section, we’ll describe the groov Manage REST API to maintain EPIC and RIO devices.This sections assumes that you are familiar with REST APIs, tools like cURL, and how to use an API key...moreOverviewIn this section, we’ll describe the groov Manage REST API to maintain EPIC and RIO devices.This sections assumes that you are familiar with REST APIs, tools like cURL, and how to use an API key. For background information on the groov Manage REST API, please see Getting Started with groov Manage REST API.This section covers several major aspects of maintaining EPIC and RIO devices:Updating FirmwareBacking up and Restoring SettingsCommissioning the Initial User... <less groov I/O Write Node Developer - Published: OverviewIn the previous exmples, we saw how read I/O values using the Read node and Input node.Write to an Output ChannelWriting an I/O value is very similar to reading.To write to a digital or analog...moreOverviewIn the previous exmples, we saw how read I/O values using the Read node and Input node.Write to an Output ChannelWriting an I/O value is very similar to reading.To write to a digital or analog output channel:Place a groov I/O Write node onto your flow.Connect an Inject node to the input port of the groov I/O Write node. You do not need to connect a Debug node to the output port.Double-click on the groov I/O Write node to open the “Edit groov i/o write node” view.For the Device field, con...... <less Node-RED for groov I/O Developer - Published: Node-RED is a visual tool for wiring the Internet of Things, by wiring together hardware devices, APIs and online services in new and interesting ways.The Node-RED for groov I/O nodes can read and...moreNode-RED is a visual tool for wiring the Internet of Things, by wiring together hardware devices, APIs and online services in new and interesting ways.The Node-RED for groov I/O nodes can read and write values from groov I/O digital and analog modules.For more information, please visit the Getting Started and Resources sections.... <less Page 1 of 4Next » Show 25 Items Show All Items Show 10 Items Show 25 Items Show 50 Items Show 100 Items
groov EPIC Configuration for Node-RED for PAC Control Developer - Published: The Node-RED for PAC Control nodes use the PAC Control REST API on groov EPIC processors.Any program using the PAC Control REST API must use a groov user with an API Key, even from Node-REDrunning on the...moreThe Node-RED for PAC Control nodes use the PAC Control REST API on groov EPIC processors.Any program using the PAC Control REST API must use a groov user with an API Key, even from Node-REDrunning on the same groov EPIC processor.Add a User with REST API PermissionsIn groov Manageon the device, go the Accounts page.Add a user with permission to use the Control Engine REST API. This will allow the user’s API Keyto be used from the nodes.Next StepContinue to installing Node-RED.... <less Getting a Trusted Connection Between a Web Browser and groov EPIC Developer - Published: Secure Sockets Layer (SSL) and Web BrowsersWhen you first use an SSL connection (https) to access groov Manage on a groov EPIC processor from a browser like Chrome, Firefox, or Safari, you’ll likely...moreSecure Sockets Layer (SSL) and Web BrowsersWhen you first use an SSL connection (https) to access groov Manage on a groov EPIC processor from a browser like Chrome, Firefox, or Safari, you’ll likely receive a browser warning like “Your connection is not private” or “Your connection is not secure”.This issue isn’t specific to groov EPIC processors. Any server (and groov EPICs are servers) you attempt to connect to using SSL/TLS security will need a trusted Server Certificate installed on it authe...... <less groov I/O Channel Configuratrion Developer - Published: Digital ChannelsChannel TypeIDDigital Input0x50000000Digital Output0x90000000Simple Digital Input0x54000000Simple Digital Output0x94000000Digital Input with Quadrature0x5000002FDigital Input with...moreDigital ChannelsChannel TypeIDDigital Input0x50000000Digital Output0x90000000Simple Digital Input0x54000000Simple Digital Output0x94000000Digital Input with Quadrature0x5000002FDigital Input with Quadrature Index0x50000030Analog Input ChannelsChannel TypeIDLow ScaleHigh ScaleUnits Generic Analog Input0x60000000 Generic Simple Analog Input0x64000000 ±1.25 V0x60000001 -1.251.25V±1200 mV0x60000002 -12001200mV±600 mV0x60000003 -600600mV±300 mV0x60000004 -300300mV±150 mV0x60000005 -150150mV±75 ...... <less Frequently Asked Questions Developer - Published: Does the groov View API work with groov EPIC?Yes, the View REST API is used to access groov data-store tags used in your groov View via the Devices and Tags interface in groov View Build. See the EPIC...moreDoes the groov View API work with groov EPIC?Yes, the View REST API is used to access groov data-store tags used in your groov View via the Devices and Tags interface in groov View Build. See the EPIC page of this guide for specific instructions.How do you find a tag id?Connect to groov in your web browser and open groov Build. Choose Configure > Devices & Tags. Highlight the Data Store and click Configure Tags. The tag id is listed for each tag.How do you find your API key?API keys are visible ...... <less Getting Started with Node-RED for groov View Developer - Published: IntroductionThis Getting Started guide covers setting up your groov View project and configuring it within theNode-RED for groov View nodes. This guide also provides a few examples of how to use it all...moreIntroductionThis Getting Started guide covers setting up your groov View project and configuring it within theNode-RED for groov View nodes. This guide also provides a few examples of how to use it all.PrerequisitesTo use Node-RED for groov View, the following programs and packages must be available:groov 3.3The Data Store device used by the groov View nodes was added in groov View 3.3.The latest version of groov is available at http://manage.groov.com.Node-REDNode-RED is pre-installed in groov ...... <less Blog Developer - Published: PostsMar 4, 2026EPIC and RIO maintenance APIs addedOct 19, 2022CODESYS section added to the Developer siteDec 6, 2019Node-RED for groov I/O v1.0.0 ReleasedJan 23, 2019Developing with groov EPICAug 6...morePostsMar 4, 2026EPIC and RIO maintenance APIs addedOct 19, 2022CODESYS section added to the Developer siteDec 6, 2019Node-RED for groov I/O v1.0.0 ReleasedJan 23, 2019Developing with groov EPICAug 6, 2018Access groov I/O with new REST API for groov Manage.May 23, 2018Node-RED Nodes for groov View and PAC Control now support groov EPICNov 14, 2017New Workshop Videos: Node-RED for the IoTSep 28, 2017Log groov data to ExcelSep 22, 2017Use Access and Excel to get data from groovSep 20, 2017Subscribe...... <less News Developer - Published: This year's posts04 MarEPIC and RIO maintenance APIs added202219 OctCODESYS section added to the Developer site201906 DecNode-RED for groov I/O v1.0.0 Released23 JanDeveloping with groov EPIC201806...moreThis year's posts04 MarEPIC and RIO maintenance APIs added202219 OctCODESYS section added to the Developer site201906 DecNode-RED for groov I/O v1.0.0 Released23 JanDeveloping with groov EPIC201806 AugAccess groov I/O with new REST API for groov Manage.23 MayNode-RED Nodes for groov View and PAC Control now support groov EPIC201714 NovNew Workshop Videos: Node-RED for the IoT28 SepLog groov data to Excel22 SepUse Access and Excel to get data from groov20 SepSubscribe and Publish with MQTT Nodes,...... <less Getting Started with Node-RED for groov I/O Developer - Published: IntroductionThis Getting Started guide covers setting up your groov device and using it with the Node-RED for groov I/O nodes.PrerequisitesTo use Node-RED for groov I/O, the following programs and...moreIntroductionThis Getting Started guide covers setting up your groov device and using it with the Node-RED for groov I/O nodes.PrerequisitesTo use Node-RED for groov I/O, the following programs and packages must be available:Node-REDNode-RED is pre-installed in groov EPIC processors (GRV-EPIC-PR1) and the groov Edge Appliance (GROOV-AR1).You may also run your own instance of Node-RED on a computer or device, following our installation instructions.groov I/O NodesThe groov I/O nodes must be instal...... <less Opto 22 Developer Developer - Published: Welcome to the official Opto 22 Developer site.APIs and LibrariesDeveloping with groov EPIC & RIO Breakdown of tools and programming options available for the groovEPIC & RIO, including Secure Shell...moreWelcome to the official Opto 22 Developer site.APIs and LibrariesDeveloping with groov EPIC & RIO Breakdown of tools and programming options available for the groovEPIC & RIO, including Secure Shell (SSH) access.Node-RED General information about Node-RED.Node-RED for groov View Node-RED nodes for communicating with groov View Data Store tags.Node-RED for groov I/O Node-RED nodes for using groov I/O modules and channels.Node-RED for PAC Control Node-RED nodes for communicating with groovEPIC and...... <less Getting Started with the groov View REST API Developer - Published: For API syntax and tips, see the API Reference, which is generated from the Swagger specification.This Getting Started guide covers:The hardware and software you need to access the groov View Data...moreFor API syntax and tips, see the API Reference, which is generated from the Swagger specification.This Getting Started guide covers:The hardware and software you need to access the groov View Data Store REST APIAdding a Data Store to groov ViewSetting up API usersBuilding your first API requestUsing the View API with groov EPICPrerequisitesgroov Box, groov EPIC, or groov Server for Windows with groov R3.3a or higherIf you need to update your groov, visit https://www.opto22.com/my-optoIf you don’...... <less Installing Node.js and Node-RED Developer - Published: Node-RED on groov devicesIf you’re using a groov EPIC processor or groov Edge Appliance with Node-RED pre-installed, youcan skip this section and continue to the Node-RED Hello, world! example orthe...moreNode-RED on groov devicesIf you’re using a groov EPIC processor or groov Edge Appliance with Node-RED pre-installed, youcan skip this section and continue to the Node-RED Hello, world! example orthe PAC Control Node - Introduction section.Node-RED on a ComputerTo install Node.js and Node-RED on your own computer, see the general installation instructions. Then continue to installing the SNAP PAC nodes.... <less Getting Started with Node-RED Developer - Published: IntroductionThis Getting Started guide covers getting Node-RED running (either on a groov EPIC processor, groov Edge Appliance, ora computer), and provides a few examples of how to use Node-RED.Node...moreIntroductionThis Getting Started guide covers getting Node-RED running (either on a groov EPIC processor, groov Edge Appliance, ora computer), and provides a few examples of how to use Node-RED.Node-RED comes pre-installed on groov EPIC processors and the groov Edge Appliance.Next StepIf you want to run Node-RED on your own computer, continue to installing Node-RED.If using a groov EPIC processor or groov Edge Appliance, continue to the Hello, world! example.... <less Using Authorization headers Developer - Published: Using Authorization headersWhile you can provide API keys as query parameters on your requests, groov also acceptsAPI keys as HTTP Basic Authorization headers. groov expects the API keyto be provided...moreUsing Authorization headersWhile you can provide API keys as query parameters on your requests, groov also acceptsAPI keys as HTTP Basic Authorization headers. groov expects the API keyto be provided as the username portion of the header, with no associated password.For details on authorizing groov EPIC, see Using the groov View REST API with groov EPIC.HTTP Basic Authorization expects the username and password to be separated by a colon, soif your API key is 123456abcdef, then your Authorizatio...... <less Node Configuration Developer - Published: OverviewThe following steps will have you setting up your Read Temp, Format Data, and Append Data nodes from the previously imported flow.Step 1 - Configure the groov I/O deviceDouble-click the groov I...moreOverviewThe following steps will have you setting up your Read Temp, Format Data, and Append Data nodes from the previously imported flow.Step 1 - Configure the groov I/O deviceDouble-click the groov I/O Read Temp node to open the “Edit groov i/o read node” view. If this is the first groov I/O node, a groov device configuration must be added.Click the pencil icon to the right of the Device field to open the “Edit groov-io-device node” view.For the Address field, enter the hostname or IP address ...... <less Installing the PAC Control Nodes Developer - Published: OverviewIf you’re using a GROOV-AR1 with Node-RED pre-installed, you can skip this section and continue tothe Node-RED Hello, world! example orthe PAC Control Node - Introduction section. You may want...moreOverviewIf you’re using a GROOV-AR1 with Node-RED pre-installed, you can skip this section and continue tothe Node-RED Hello, world! example orthe PAC Control Node - Introduction section. You may want to update the pre-installedversion to the latest available.Install PAC Control NodesMake sure that your groov EPIC processor or groov Edge Appliance can access the Internet.Details on this arein the groov EPIC Troubleshooting and groov Edge Appliance Troubleshooting sections..Open the Node-RED edit...... <less Using the groov Manage REST API to maintain your devices Developer - Published: OverviewIn this section, we’ll describe the groov Manage REST API to maintain EPIC and RIO devices.This sections assumes that you are familiar with REST APIs, tools like cURL, and how to use an API key...moreOverviewIn this section, we’ll describe the groov Manage REST API to maintain EPIC and RIO devices.This sections assumes that you are familiar with REST APIs, tools like cURL, and how to use an API key. For background information on the groov Manage REST API, please see Getting Started with groov Manage REST API.This section covers several major aspects of maintaining EPIC and RIO devices:Updating FirmwareBacking up and Restoring SettingsCommissioning the Initial User... <less groov I/O Write Node Developer - Published: OverviewIn the previous exmples, we saw how read I/O values using the Read node and Input node.Write to an Output ChannelWriting an I/O value is very similar to reading.To write to a digital or analog...moreOverviewIn the previous exmples, we saw how read I/O values using the Read node and Input node.Write to an Output ChannelWriting an I/O value is very similar to reading.To write to a digital or analog output channel:Place a groov I/O Write node onto your flow.Connect an Inject node to the input port of the groov I/O Write node. You do not need to connect a Debug node to the output port.Double-click on the groov I/O Write node to open the “Edit groov i/o write node” view.For the Device field, con...... <less Node-RED for groov I/O Developer - Published: Node-RED is a visual tool for wiring the Internet of Things, by wiring together hardware devices, APIs and online services in new and interesting ways.The Node-RED for groov I/O nodes can read and...moreNode-RED is a visual tool for wiring the Internet of Things, by wiring together hardware devices, APIs and online services in new and interesting ways.The Node-RED for groov I/O nodes can read and write values from groov I/O digital and analog modules.For more information, please visit the Getting Started and Resources sections.... <less Page 1 of 4Next » Show 25 Items Show All Items Show 10 Items Show 25 Items Show 50 Items Show 100 Items
Getting a Trusted Connection Between a Web Browser and groov EPIC Developer - Published: Secure Sockets Layer (SSL) and Web BrowsersWhen you first use an SSL connection (https) to access groov Manage on a groov EPIC processor from a browser like Chrome, Firefox, or Safari, you’ll likely...moreSecure Sockets Layer (SSL) and Web BrowsersWhen you first use an SSL connection (https) to access groov Manage on a groov EPIC processor from a browser like Chrome, Firefox, or Safari, you’ll likely receive a browser warning like “Your connection is not private” or “Your connection is not secure”.This issue isn’t specific to groov EPIC processors. Any server (and groov EPICs are servers) you attempt to connect to using SSL/TLS security will need a trusted Server Certificate installed on it authe...... <less groov I/O Channel Configuratrion Developer - Published: Digital ChannelsChannel TypeIDDigital Input0x50000000Digital Output0x90000000Simple Digital Input0x54000000Simple Digital Output0x94000000Digital Input with Quadrature0x5000002FDigital Input with...moreDigital ChannelsChannel TypeIDDigital Input0x50000000Digital Output0x90000000Simple Digital Input0x54000000Simple Digital Output0x94000000Digital Input with Quadrature0x5000002FDigital Input with Quadrature Index0x50000030Analog Input ChannelsChannel TypeIDLow ScaleHigh ScaleUnits Generic Analog Input0x60000000 Generic Simple Analog Input0x64000000 ±1.25 V0x60000001 -1.251.25V±1200 mV0x60000002 -12001200mV±600 mV0x60000003 -600600mV±300 mV0x60000004 -300300mV±150 mV0x60000005 -150150mV±75 ...... <less Frequently Asked Questions Developer - Published: Does the groov View API work with groov EPIC?Yes, the View REST API is used to access groov data-store tags used in your groov View via the Devices and Tags interface in groov View Build. See the EPIC...moreDoes the groov View API work with groov EPIC?Yes, the View REST API is used to access groov data-store tags used in your groov View via the Devices and Tags interface in groov View Build. See the EPIC page of this guide for specific instructions.How do you find a tag id?Connect to groov in your web browser and open groov Build. Choose Configure > Devices & Tags. Highlight the Data Store and click Configure Tags. The tag id is listed for each tag.How do you find your API key?API keys are visible ...... <less Getting Started with Node-RED for groov View Developer - Published: IntroductionThis Getting Started guide covers setting up your groov View project and configuring it within theNode-RED for groov View nodes. This guide also provides a few examples of how to use it all...moreIntroductionThis Getting Started guide covers setting up your groov View project and configuring it within theNode-RED for groov View nodes. This guide also provides a few examples of how to use it all.PrerequisitesTo use Node-RED for groov View, the following programs and packages must be available:groov 3.3The Data Store device used by the groov View nodes was added in groov View 3.3.The latest version of groov is available at http://manage.groov.com.Node-REDNode-RED is pre-installed in groov ...... <less Blog Developer - Published: PostsMar 4, 2026EPIC and RIO maintenance APIs addedOct 19, 2022CODESYS section added to the Developer siteDec 6, 2019Node-RED for groov I/O v1.0.0 ReleasedJan 23, 2019Developing with groov EPICAug 6...morePostsMar 4, 2026EPIC and RIO maintenance APIs addedOct 19, 2022CODESYS section added to the Developer siteDec 6, 2019Node-RED for groov I/O v1.0.0 ReleasedJan 23, 2019Developing with groov EPICAug 6, 2018Access groov I/O with new REST API for groov Manage.May 23, 2018Node-RED Nodes for groov View and PAC Control now support groov EPICNov 14, 2017New Workshop Videos: Node-RED for the IoTSep 28, 2017Log groov data to ExcelSep 22, 2017Use Access and Excel to get data from groovSep 20, 2017Subscribe...... <less News Developer - Published: This year's posts04 MarEPIC and RIO maintenance APIs added202219 OctCODESYS section added to the Developer site201906 DecNode-RED for groov I/O v1.0.0 Released23 JanDeveloping with groov EPIC201806...moreThis year's posts04 MarEPIC and RIO maintenance APIs added202219 OctCODESYS section added to the Developer site201906 DecNode-RED for groov I/O v1.0.0 Released23 JanDeveloping with groov EPIC201806 AugAccess groov I/O with new REST API for groov Manage.23 MayNode-RED Nodes for groov View and PAC Control now support groov EPIC201714 NovNew Workshop Videos: Node-RED for the IoT28 SepLog groov data to Excel22 SepUse Access and Excel to get data from groov20 SepSubscribe and Publish with MQTT Nodes,...... <less Getting Started with Node-RED for groov I/O Developer - Published: IntroductionThis Getting Started guide covers setting up your groov device and using it with the Node-RED for groov I/O nodes.PrerequisitesTo use Node-RED for groov I/O, the following programs and...moreIntroductionThis Getting Started guide covers setting up your groov device and using it with the Node-RED for groov I/O nodes.PrerequisitesTo use Node-RED for groov I/O, the following programs and packages must be available:Node-REDNode-RED is pre-installed in groov EPIC processors (GRV-EPIC-PR1) and the groov Edge Appliance (GROOV-AR1).You may also run your own instance of Node-RED on a computer or device, following our installation instructions.groov I/O NodesThe groov I/O nodes must be instal...... <less Opto 22 Developer Developer - Published: Welcome to the official Opto 22 Developer site.APIs and LibrariesDeveloping with groov EPIC & RIO Breakdown of tools and programming options available for the groovEPIC & RIO, including Secure Shell...moreWelcome to the official Opto 22 Developer site.APIs and LibrariesDeveloping with groov EPIC & RIO Breakdown of tools and programming options available for the groovEPIC & RIO, including Secure Shell (SSH) access.Node-RED General information about Node-RED.Node-RED for groov View Node-RED nodes for communicating with groov View Data Store tags.Node-RED for groov I/O Node-RED nodes for using groov I/O modules and channels.Node-RED for PAC Control Node-RED nodes for communicating with groovEPIC and...... <less Getting Started with the groov View REST API Developer - Published: For API syntax and tips, see the API Reference, which is generated from the Swagger specification.This Getting Started guide covers:The hardware and software you need to access the groov View Data...moreFor API syntax and tips, see the API Reference, which is generated from the Swagger specification.This Getting Started guide covers:The hardware and software you need to access the groov View Data Store REST APIAdding a Data Store to groov ViewSetting up API usersBuilding your first API requestUsing the View API with groov EPICPrerequisitesgroov Box, groov EPIC, or groov Server for Windows with groov R3.3a or higherIf you need to update your groov, visit https://www.opto22.com/my-optoIf you don’...... <less Installing Node.js and Node-RED Developer - Published: Node-RED on groov devicesIf you’re using a groov EPIC processor or groov Edge Appliance with Node-RED pre-installed, youcan skip this section and continue to the Node-RED Hello, world! example orthe...moreNode-RED on groov devicesIf you’re using a groov EPIC processor or groov Edge Appliance with Node-RED pre-installed, youcan skip this section and continue to the Node-RED Hello, world! example orthe PAC Control Node - Introduction section.Node-RED on a ComputerTo install Node.js and Node-RED on your own computer, see the general installation instructions. Then continue to installing the SNAP PAC nodes.... <less Getting Started with Node-RED Developer - Published: IntroductionThis Getting Started guide covers getting Node-RED running (either on a groov EPIC processor, groov Edge Appliance, ora computer), and provides a few examples of how to use Node-RED.Node...moreIntroductionThis Getting Started guide covers getting Node-RED running (either on a groov EPIC processor, groov Edge Appliance, ora computer), and provides a few examples of how to use Node-RED.Node-RED comes pre-installed on groov EPIC processors and the groov Edge Appliance.Next StepIf you want to run Node-RED on your own computer, continue to installing Node-RED.If using a groov EPIC processor or groov Edge Appliance, continue to the Hello, world! example.... <less Using Authorization headers Developer - Published: Using Authorization headersWhile you can provide API keys as query parameters on your requests, groov also acceptsAPI keys as HTTP Basic Authorization headers. groov expects the API keyto be provided...moreUsing Authorization headersWhile you can provide API keys as query parameters on your requests, groov also acceptsAPI keys as HTTP Basic Authorization headers. groov expects the API keyto be provided as the username portion of the header, with no associated password.For details on authorizing groov EPIC, see Using the groov View REST API with groov EPIC.HTTP Basic Authorization expects the username and password to be separated by a colon, soif your API key is 123456abcdef, then your Authorizatio...... <less Node Configuration Developer - Published: OverviewThe following steps will have you setting up your Read Temp, Format Data, and Append Data nodes from the previously imported flow.Step 1 - Configure the groov I/O deviceDouble-click the groov I...moreOverviewThe following steps will have you setting up your Read Temp, Format Data, and Append Data nodes from the previously imported flow.Step 1 - Configure the groov I/O deviceDouble-click the groov I/O Read Temp node to open the “Edit groov i/o read node” view. If this is the first groov I/O node, a groov device configuration must be added.Click the pencil icon to the right of the Device field to open the “Edit groov-io-device node” view.For the Address field, enter the hostname or IP address ...... <less Installing the PAC Control Nodes Developer - Published: OverviewIf you’re using a GROOV-AR1 with Node-RED pre-installed, you can skip this section and continue tothe Node-RED Hello, world! example orthe PAC Control Node - Introduction section. You may want...moreOverviewIf you’re using a GROOV-AR1 with Node-RED pre-installed, you can skip this section and continue tothe Node-RED Hello, world! example orthe PAC Control Node - Introduction section. You may want to update the pre-installedversion to the latest available.Install PAC Control NodesMake sure that your groov EPIC processor or groov Edge Appliance can access the Internet.Details on this arein the groov EPIC Troubleshooting and groov Edge Appliance Troubleshooting sections..Open the Node-RED edit...... <less Using the groov Manage REST API to maintain your devices Developer - Published: OverviewIn this section, we’ll describe the groov Manage REST API to maintain EPIC and RIO devices.This sections assumes that you are familiar with REST APIs, tools like cURL, and how to use an API key...moreOverviewIn this section, we’ll describe the groov Manage REST API to maintain EPIC and RIO devices.This sections assumes that you are familiar with REST APIs, tools like cURL, and how to use an API key. For background information on the groov Manage REST API, please see Getting Started with groov Manage REST API.This section covers several major aspects of maintaining EPIC and RIO devices:Updating FirmwareBacking up and Restoring SettingsCommissioning the Initial User... <less groov I/O Write Node Developer - Published: OverviewIn the previous exmples, we saw how read I/O values using the Read node and Input node.Write to an Output ChannelWriting an I/O value is very similar to reading.To write to a digital or analog...moreOverviewIn the previous exmples, we saw how read I/O values using the Read node and Input node.Write to an Output ChannelWriting an I/O value is very similar to reading.To write to a digital or analog output channel:Place a groov I/O Write node onto your flow.Connect an Inject node to the input port of the groov I/O Write node. You do not need to connect a Debug node to the output port.Double-click on the groov I/O Write node to open the “Edit groov i/o write node” view.For the Device field, con...... <less Node-RED for groov I/O Developer - Published: Node-RED is a visual tool for wiring the Internet of Things, by wiring together hardware devices, APIs and online services in new and interesting ways.The Node-RED for groov I/O nodes can read and...moreNode-RED is a visual tool for wiring the Internet of Things, by wiring together hardware devices, APIs and online services in new and interesting ways.The Node-RED for groov I/O nodes can read and write values from groov I/O digital and analog modules.For more information, please visit the Getting Started and Resources sections.... <less Page 1 of 4Next » Show 25 Items Show All Items Show 10 Items Show 25 Items Show 50 Items Show 100 Items
groov I/O Channel Configuratrion Developer - Published: Digital ChannelsChannel TypeIDDigital Input0x50000000Digital Output0x90000000Simple Digital Input0x54000000Simple Digital Output0x94000000Digital Input with Quadrature0x5000002FDigital Input with...moreDigital ChannelsChannel TypeIDDigital Input0x50000000Digital Output0x90000000Simple Digital Input0x54000000Simple Digital Output0x94000000Digital Input with Quadrature0x5000002FDigital Input with Quadrature Index0x50000030Analog Input ChannelsChannel TypeIDLow ScaleHigh ScaleUnits Generic Analog Input0x60000000 Generic Simple Analog Input0x64000000 ±1.25 V0x60000001 -1.251.25V±1200 mV0x60000002 -12001200mV±600 mV0x60000003 -600600mV±300 mV0x60000004 -300300mV±150 mV0x60000005 -150150mV±75 ...... <less Frequently Asked Questions Developer - Published: Does the groov View API work with groov EPIC?Yes, the View REST API is used to access groov data-store tags used in your groov View via the Devices and Tags interface in groov View Build. See the EPIC...moreDoes the groov View API work with groov EPIC?Yes, the View REST API is used to access groov data-store tags used in your groov View via the Devices and Tags interface in groov View Build. See the EPIC page of this guide for specific instructions.How do you find a tag id?Connect to groov in your web browser and open groov Build. Choose Configure > Devices & Tags. Highlight the Data Store and click Configure Tags. The tag id is listed for each tag.How do you find your API key?API keys are visible ...... <less Getting Started with Node-RED for groov View Developer - Published: IntroductionThis Getting Started guide covers setting up your groov View project and configuring it within theNode-RED for groov View nodes. This guide also provides a few examples of how to use it all...moreIntroductionThis Getting Started guide covers setting up your groov View project and configuring it within theNode-RED for groov View nodes. This guide also provides a few examples of how to use it all.PrerequisitesTo use Node-RED for groov View, the following programs and packages must be available:groov 3.3The Data Store device used by the groov View nodes was added in groov View 3.3.The latest version of groov is available at http://manage.groov.com.Node-REDNode-RED is pre-installed in groov ...... <less Blog Developer - Published: PostsMar 4, 2026EPIC and RIO maintenance APIs addedOct 19, 2022CODESYS section added to the Developer siteDec 6, 2019Node-RED for groov I/O v1.0.0 ReleasedJan 23, 2019Developing with groov EPICAug 6...morePostsMar 4, 2026EPIC and RIO maintenance APIs addedOct 19, 2022CODESYS section added to the Developer siteDec 6, 2019Node-RED for groov I/O v1.0.0 ReleasedJan 23, 2019Developing with groov EPICAug 6, 2018Access groov I/O with new REST API for groov Manage.May 23, 2018Node-RED Nodes for groov View and PAC Control now support groov EPICNov 14, 2017New Workshop Videos: Node-RED for the IoTSep 28, 2017Log groov data to ExcelSep 22, 2017Use Access and Excel to get data from groovSep 20, 2017Subscribe...... <less News Developer - Published: This year's posts04 MarEPIC and RIO maintenance APIs added202219 OctCODESYS section added to the Developer site201906 DecNode-RED for groov I/O v1.0.0 Released23 JanDeveloping with groov EPIC201806...moreThis year's posts04 MarEPIC and RIO maintenance APIs added202219 OctCODESYS section added to the Developer site201906 DecNode-RED for groov I/O v1.0.0 Released23 JanDeveloping with groov EPIC201806 AugAccess groov I/O with new REST API for groov Manage.23 MayNode-RED Nodes for groov View and PAC Control now support groov EPIC201714 NovNew Workshop Videos: Node-RED for the IoT28 SepLog groov data to Excel22 SepUse Access and Excel to get data from groov20 SepSubscribe and Publish with MQTT Nodes,...... <less Getting Started with Node-RED for groov I/O Developer - Published: IntroductionThis Getting Started guide covers setting up your groov device and using it with the Node-RED for groov I/O nodes.PrerequisitesTo use Node-RED for groov I/O, the following programs and...moreIntroductionThis Getting Started guide covers setting up your groov device and using it with the Node-RED for groov I/O nodes.PrerequisitesTo use Node-RED for groov I/O, the following programs and packages must be available:Node-REDNode-RED is pre-installed in groov EPIC processors (GRV-EPIC-PR1) and the groov Edge Appliance (GROOV-AR1).You may also run your own instance of Node-RED on a computer or device, following our installation instructions.groov I/O NodesThe groov I/O nodes must be instal...... <less Opto 22 Developer Developer - Published: Welcome to the official Opto 22 Developer site.APIs and LibrariesDeveloping with groov EPIC & RIO Breakdown of tools and programming options available for the groovEPIC & RIO, including Secure Shell...moreWelcome to the official Opto 22 Developer site.APIs and LibrariesDeveloping with groov EPIC & RIO Breakdown of tools and programming options available for the groovEPIC & RIO, including Secure Shell (SSH) access.Node-RED General information about Node-RED.Node-RED for groov View Node-RED nodes for communicating with groov View Data Store tags.Node-RED for groov I/O Node-RED nodes for using groov I/O modules and channels.Node-RED for PAC Control Node-RED nodes for communicating with groovEPIC and...... <less Getting Started with the groov View REST API Developer - Published: For API syntax and tips, see the API Reference, which is generated from the Swagger specification.This Getting Started guide covers:The hardware and software you need to access the groov View Data...moreFor API syntax and tips, see the API Reference, which is generated from the Swagger specification.This Getting Started guide covers:The hardware and software you need to access the groov View Data Store REST APIAdding a Data Store to groov ViewSetting up API usersBuilding your first API requestUsing the View API with groov EPICPrerequisitesgroov Box, groov EPIC, or groov Server for Windows with groov R3.3a or higherIf you need to update your groov, visit https://www.opto22.com/my-optoIf you don’...... <less Installing Node.js and Node-RED Developer - Published: Node-RED on groov devicesIf you’re using a groov EPIC processor or groov Edge Appliance with Node-RED pre-installed, youcan skip this section and continue to the Node-RED Hello, world! example orthe...moreNode-RED on groov devicesIf you’re using a groov EPIC processor or groov Edge Appliance with Node-RED pre-installed, youcan skip this section and continue to the Node-RED Hello, world! example orthe PAC Control Node - Introduction section.Node-RED on a ComputerTo install Node.js and Node-RED on your own computer, see the general installation instructions. Then continue to installing the SNAP PAC nodes.... <less Getting Started with Node-RED Developer - Published: IntroductionThis Getting Started guide covers getting Node-RED running (either on a groov EPIC processor, groov Edge Appliance, ora computer), and provides a few examples of how to use Node-RED.Node...moreIntroductionThis Getting Started guide covers getting Node-RED running (either on a groov EPIC processor, groov Edge Appliance, ora computer), and provides a few examples of how to use Node-RED.Node-RED comes pre-installed on groov EPIC processors and the groov Edge Appliance.Next StepIf you want to run Node-RED on your own computer, continue to installing Node-RED.If using a groov EPIC processor or groov Edge Appliance, continue to the Hello, world! example.... <less Using Authorization headers Developer - Published: Using Authorization headersWhile you can provide API keys as query parameters on your requests, groov also acceptsAPI keys as HTTP Basic Authorization headers. groov expects the API keyto be provided...moreUsing Authorization headersWhile you can provide API keys as query parameters on your requests, groov also acceptsAPI keys as HTTP Basic Authorization headers. groov expects the API keyto be provided as the username portion of the header, with no associated password.For details on authorizing groov EPIC, see Using the groov View REST API with groov EPIC.HTTP Basic Authorization expects the username and password to be separated by a colon, soif your API key is 123456abcdef, then your Authorizatio...... <less Node Configuration Developer - Published: OverviewThe following steps will have you setting up your Read Temp, Format Data, and Append Data nodes from the previously imported flow.Step 1 - Configure the groov I/O deviceDouble-click the groov I...moreOverviewThe following steps will have you setting up your Read Temp, Format Data, and Append Data nodes from the previously imported flow.Step 1 - Configure the groov I/O deviceDouble-click the groov I/O Read Temp node to open the “Edit groov i/o read node” view. If this is the first groov I/O node, a groov device configuration must be added.Click the pencil icon to the right of the Device field to open the “Edit groov-io-device node” view.For the Address field, enter the hostname or IP address ...... <less Installing the PAC Control Nodes Developer - Published: OverviewIf you’re using a GROOV-AR1 with Node-RED pre-installed, you can skip this section and continue tothe Node-RED Hello, world! example orthe PAC Control Node - Introduction section. You may want...moreOverviewIf you’re using a GROOV-AR1 with Node-RED pre-installed, you can skip this section and continue tothe Node-RED Hello, world! example orthe PAC Control Node - Introduction section. You may want to update the pre-installedversion to the latest available.Install PAC Control NodesMake sure that your groov EPIC processor or groov Edge Appliance can access the Internet.Details on this arein the groov EPIC Troubleshooting and groov Edge Appliance Troubleshooting sections..Open the Node-RED edit...... <less Using the groov Manage REST API to maintain your devices Developer - Published: OverviewIn this section, we’ll describe the groov Manage REST API to maintain EPIC and RIO devices.This sections assumes that you are familiar with REST APIs, tools like cURL, and how to use an API key...moreOverviewIn this section, we’ll describe the groov Manage REST API to maintain EPIC and RIO devices.This sections assumes that you are familiar with REST APIs, tools like cURL, and how to use an API key. For background information on the groov Manage REST API, please see Getting Started with groov Manage REST API.This section covers several major aspects of maintaining EPIC and RIO devices:Updating FirmwareBacking up and Restoring SettingsCommissioning the Initial User... <less groov I/O Write Node Developer - Published: OverviewIn the previous exmples, we saw how read I/O values using the Read node and Input node.Write to an Output ChannelWriting an I/O value is very similar to reading.To write to a digital or analog...moreOverviewIn the previous exmples, we saw how read I/O values using the Read node and Input node.Write to an Output ChannelWriting an I/O value is very similar to reading.To write to a digital or analog output channel:Place a groov I/O Write node onto your flow.Connect an Inject node to the input port of the groov I/O Write node. You do not need to connect a Debug node to the output port.Double-click on the groov I/O Write node to open the “Edit groov i/o write node” view.For the Device field, con...... <less Node-RED for groov I/O Developer - Published: Node-RED is a visual tool for wiring the Internet of Things, by wiring together hardware devices, APIs and online services in new and interesting ways.The Node-RED for groov I/O nodes can read and...moreNode-RED is a visual tool for wiring the Internet of Things, by wiring together hardware devices, APIs and online services in new and interesting ways.The Node-RED for groov I/O nodes can read and write values from groov I/O digital and analog modules.For more information, please visit the Getting Started and Resources sections.... <less Page 1 of 4Next » Show 25 Items Show All Items Show 10 Items Show 25 Items Show 50 Items Show 100 Items
Frequently Asked Questions Developer - Published: Does the groov View API work with groov EPIC?Yes, the View REST API is used to access groov data-store tags used in your groov View via the Devices and Tags interface in groov View Build. See the EPIC...moreDoes the groov View API work with groov EPIC?Yes, the View REST API is used to access groov data-store tags used in your groov View via the Devices and Tags interface in groov View Build. See the EPIC page of this guide for specific instructions.How do you find a tag id?Connect to groov in your web browser and open groov Build. Choose Configure > Devices & Tags. Highlight the Data Store and click Configure Tags. The tag id is listed for each tag.How do you find your API key?API keys are visible ...... <less Getting Started with Node-RED for groov View Developer - Published: IntroductionThis Getting Started guide covers setting up your groov View project and configuring it within theNode-RED for groov View nodes. This guide also provides a few examples of how to use it all...moreIntroductionThis Getting Started guide covers setting up your groov View project and configuring it within theNode-RED for groov View nodes. This guide also provides a few examples of how to use it all.PrerequisitesTo use Node-RED for groov View, the following programs and packages must be available:groov 3.3The Data Store device used by the groov View nodes was added in groov View 3.3.The latest version of groov is available at http://manage.groov.com.Node-REDNode-RED is pre-installed in groov ...... <less Blog Developer - Published: PostsMar 4, 2026EPIC and RIO maintenance APIs addedOct 19, 2022CODESYS section added to the Developer siteDec 6, 2019Node-RED for groov I/O v1.0.0 ReleasedJan 23, 2019Developing with groov EPICAug 6...morePostsMar 4, 2026EPIC and RIO maintenance APIs addedOct 19, 2022CODESYS section added to the Developer siteDec 6, 2019Node-RED for groov I/O v1.0.0 ReleasedJan 23, 2019Developing with groov EPICAug 6, 2018Access groov I/O with new REST API for groov Manage.May 23, 2018Node-RED Nodes for groov View and PAC Control now support groov EPICNov 14, 2017New Workshop Videos: Node-RED for the IoTSep 28, 2017Log groov data to ExcelSep 22, 2017Use Access and Excel to get data from groovSep 20, 2017Subscribe...... <less News Developer - Published: This year's posts04 MarEPIC and RIO maintenance APIs added202219 OctCODESYS section added to the Developer site201906 DecNode-RED for groov I/O v1.0.0 Released23 JanDeveloping with groov EPIC201806...moreThis year's posts04 MarEPIC and RIO maintenance APIs added202219 OctCODESYS section added to the Developer site201906 DecNode-RED for groov I/O v1.0.0 Released23 JanDeveloping with groov EPIC201806 AugAccess groov I/O with new REST API for groov Manage.23 MayNode-RED Nodes for groov View and PAC Control now support groov EPIC201714 NovNew Workshop Videos: Node-RED for the IoT28 SepLog groov data to Excel22 SepUse Access and Excel to get data from groov20 SepSubscribe and Publish with MQTT Nodes,...... <less Getting Started with Node-RED for groov I/O Developer - Published: IntroductionThis Getting Started guide covers setting up your groov device and using it with the Node-RED for groov I/O nodes.PrerequisitesTo use Node-RED for groov I/O, the following programs and...moreIntroductionThis Getting Started guide covers setting up your groov device and using it with the Node-RED for groov I/O nodes.PrerequisitesTo use Node-RED for groov I/O, the following programs and packages must be available:Node-REDNode-RED is pre-installed in groov EPIC processors (GRV-EPIC-PR1) and the groov Edge Appliance (GROOV-AR1).You may also run your own instance of Node-RED on a computer or device, following our installation instructions.groov I/O NodesThe groov I/O nodes must be instal...... <less Opto 22 Developer Developer - Published: Welcome to the official Opto 22 Developer site.APIs and LibrariesDeveloping with groov EPIC & RIO Breakdown of tools and programming options available for the groovEPIC & RIO, including Secure Shell...moreWelcome to the official Opto 22 Developer site.APIs and LibrariesDeveloping with groov EPIC & RIO Breakdown of tools and programming options available for the groovEPIC & RIO, including Secure Shell (SSH) access.Node-RED General information about Node-RED.Node-RED for groov View Node-RED nodes for communicating with groov View Data Store tags.Node-RED for groov I/O Node-RED nodes for using groov I/O modules and channels.Node-RED for PAC Control Node-RED nodes for communicating with groovEPIC and...... <less Getting Started with the groov View REST API Developer - Published: For API syntax and tips, see the API Reference, which is generated from the Swagger specification.This Getting Started guide covers:The hardware and software you need to access the groov View Data...moreFor API syntax and tips, see the API Reference, which is generated from the Swagger specification.This Getting Started guide covers:The hardware and software you need to access the groov View Data Store REST APIAdding a Data Store to groov ViewSetting up API usersBuilding your first API requestUsing the View API with groov EPICPrerequisitesgroov Box, groov EPIC, or groov Server for Windows with groov R3.3a or higherIf you need to update your groov, visit https://www.opto22.com/my-optoIf you don’...... <less Installing Node.js and Node-RED Developer - Published: Node-RED on groov devicesIf you’re using a groov EPIC processor or groov Edge Appliance with Node-RED pre-installed, youcan skip this section and continue to the Node-RED Hello, world! example orthe...moreNode-RED on groov devicesIf you’re using a groov EPIC processor or groov Edge Appliance with Node-RED pre-installed, youcan skip this section and continue to the Node-RED Hello, world! example orthe PAC Control Node - Introduction section.Node-RED on a ComputerTo install Node.js and Node-RED on your own computer, see the general installation instructions. Then continue to installing the SNAP PAC nodes.... <less Getting Started with Node-RED Developer - Published: IntroductionThis Getting Started guide covers getting Node-RED running (either on a groov EPIC processor, groov Edge Appliance, ora computer), and provides a few examples of how to use Node-RED.Node...moreIntroductionThis Getting Started guide covers getting Node-RED running (either on a groov EPIC processor, groov Edge Appliance, ora computer), and provides a few examples of how to use Node-RED.Node-RED comes pre-installed on groov EPIC processors and the groov Edge Appliance.Next StepIf you want to run Node-RED on your own computer, continue to installing Node-RED.If using a groov EPIC processor or groov Edge Appliance, continue to the Hello, world! example.... <less Using Authorization headers Developer - Published: Using Authorization headersWhile you can provide API keys as query parameters on your requests, groov also acceptsAPI keys as HTTP Basic Authorization headers. groov expects the API keyto be provided...moreUsing Authorization headersWhile you can provide API keys as query parameters on your requests, groov also acceptsAPI keys as HTTP Basic Authorization headers. groov expects the API keyto be provided as the username portion of the header, with no associated password.For details on authorizing groov EPIC, see Using the groov View REST API with groov EPIC.HTTP Basic Authorization expects the username and password to be separated by a colon, soif your API key is 123456abcdef, then your Authorizatio...... <less Node Configuration Developer - Published: OverviewThe following steps will have you setting up your Read Temp, Format Data, and Append Data nodes from the previously imported flow.Step 1 - Configure the groov I/O deviceDouble-click the groov I...moreOverviewThe following steps will have you setting up your Read Temp, Format Data, and Append Data nodes from the previously imported flow.Step 1 - Configure the groov I/O deviceDouble-click the groov I/O Read Temp node to open the “Edit groov i/o read node” view. If this is the first groov I/O node, a groov device configuration must be added.Click the pencil icon to the right of the Device field to open the “Edit groov-io-device node” view.For the Address field, enter the hostname or IP address ...... <less Installing the PAC Control Nodes Developer - Published: OverviewIf you’re using a GROOV-AR1 with Node-RED pre-installed, you can skip this section and continue tothe Node-RED Hello, world! example orthe PAC Control Node - Introduction section. You may want...moreOverviewIf you’re using a GROOV-AR1 with Node-RED pre-installed, you can skip this section and continue tothe Node-RED Hello, world! example orthe PAC Control Node - Introduction section. You may want to update the pre-installedversion to the latest available.Install PAC Control NodesMake sure that your groov EPIC processor or groov Edge Appliance can access the Internet.Details on this arein the groov EPIC Troubleshooting and groov Edge Appliance Troubleshooting sections..Open the Node-RED edit...... <less Using the groov Manage REST API to maintain your devices Developer - Published: OverviewIn this section, we’ll describe the groov Manage REST API to maintain EPIC and RIO devices.This sections assumes that you are familiar with REST APIs, tools like cURL, and how to use an API key...moreOverviewIn this section, we’ll describe the groov Manage REST API to maintain EPIC and RIO devices.This sections assumes that you are familiar with REST APIs, tools like cURL, and how to use an API key. For background information on the groov Manage REST API, please see Getting Started with groov Manage REST API.This section covers several major aspects of maintaining EPIC and RIO devices:Updating FirmwareBacking up and Restoring SettingsCommissioning the Initial User... <less groov I/O Write Node Developer - Published: OverviewIn the previous exmples, we saw how read I/O values using the Read node and Input node.Write to an Output ChannelWriting an I/O value is very similar to reading.To write to a digital or analog...moreOverviewIn the previous exmples, we saw how read I/O values using the Read node and Input node.Write to an Output ChannelWriting an I/O value is very similar to reading.To write to a digital or analog output channel:Place a groov I/O Write node onto your flow.Connect an Inject node to the input port of the groov I/O Write node. You do not need to connect a Debug node to the output port.Double-click on the groov I/O Write node to open the “Edit groov i/o write node” view.For the Device field, con...... <less Node-RED for groov I/O Developer - Published: Node-RED is a visual tool for wiring the Internet of Things, by wiring together hardware devices, APIs and online services in new and interesting ways.The Node-RED for groov I/O nodes can read and...moreNode-RED is a visual tool for wiring the Internet of Things, by wiring together hardware devices, APIs and online services in new and interesting ways.The Node-RED for groov I/O nodes can read and write values from groov I/O digital and analog modules.For more information, please visit the Getting Started and Resources sections.... <less Page 1 of 4Next » Show 25 Items Show All Items Show 10 Items Show 25 Items Show 50 Items Show 100 Items
Getting Started with Node-RED for groov View Developer - Published: IntroductionThis Getting Started guide covers setting up your groov View project and configuring it within theNode-RED for groov View nodes. This guide also provides a few examples of how to use it all...moreIntroductionThis Getting Started guide covers setting up your groov View project and configuring it within theNode-RED for groov View nodes. This guide also provides a few examples of how to use it all.PrerequisitesTo use Node-RED for groov View, the following programs and packages must be available:groov 3.3The Data Store device used by the groov View nodes was added in groov View 3.3.The latest version of groov is available at http://manage.groov.com.Node-REDNode-RED is pre-installed in groov ...... <less Blog Developer - Published: PostsMar 4, 2026EPIC and RIO maintenance APIs addedOct 19, 2022CODESYS section added to the Developer siteDec 6, 2019Node-RED for groov I/O v1.0.0 ReleasedJan 23, 2019Developing with groov EPICAug 6...morePostsMar 4, 2026EPIC and RIO maintenance APIs addedOct 19, 2022CODESYS section added to the Developer siteDec 6, 2019Node-RED for groov I/O v1.0.0 ReleasedJan 23, 2019Developing with groov EPICAug 6, 2018Access groov I/O with new REST API for groov Manage.May 23, 2018Node-RED Nodes for groov View and PAC Control now support groov EPICNov 14, 2017New Workshop Videos: Node-RED for the IoTSep 28, 2017Log groov data to ExcelSep 22, 2017Use Access and Excel to get data from groovSep 20, 2017Subscribe...... <less News Developer - Published: This year's posts04 MarEPIC and RIO maintenance APIs added202219 OctCODESYS section added to the Developer site201906 DecNode-RED for groov I/O v1.0.0 Released23 JanDeveloping with groov EPIC201806...moreThis year's posts04 MarEPIC and RIO maintenance APIs added202219 OctCODESYS section added to the Developer site201906 DecNode-RED for groov I/O v1.0.0 Released23 JanDeveloping with groov EPIC201806 AugAccess groov I/O with new REST API for groov Manage.23 MayNode-RED Nodes for groov View and PAC Control now support groov EPIC201714 NovNew Workshop Videos: Node-RED for the IoT28 SepLog groov data to Excel22 SepUse Access and Excel to get data from groov20 SepSubscribe and Publish with MQTT Nodes,...... <less Getting Started with Node-RED for groov I/O Developer - Published: IntroductionThis Getting Started guide covers setting up your groov device and using it with the Node-RED for groov I/O nodes.PrerequisitesTo use Node-RED for groov I/O, the following programs and...moreIntroductionThis Getting Started guide covers setting up your groov device and using it with the Node-RED for groov I/O nodes.PrerequisitesTo use Node-RED for groov I/O, the following programs and packages must be available:Node-REDNode-RED is pre-installed in groov EPIC processors (GRV-EPIC-PR1) and the groov Edge Appliance (GROOV-AR1).You may also run your own instance of Node-RED on a computer or device, following our installation instructions.groov I/O NodesThe groov I/O nodes must be instal...... <less Opto 22 Developer Developer - Published: Welcome to the official Opto 22 Developer site.APIs and LibrariesDeveloping with groov EPIC & RIO Breakdown of tools and programming options available for the groovEPIC & RIO, including Secure Shell...moreWelcome to the official Opto 22 Developer site.APIs and LibrariesDeveloping with groov EPIC & RIO Breakdown of tools and programming options available for the groovEPIC & RIO, including Secure Shell (SSH) access.Node-RED General information about Node-RED.Node-RED for groov View Node-RED nodes for communicating with groov View Data Store tags.Node-RED for groov I/O Node-RED nodes for using groov I/O modules and channels.Node-RED for PAC Control Node-RED nodes for communicating with groovEPIC and...... <less Getting Started with the groov View REST API Developer - Published: For API syntax and tips, see the API Reference, which is generated from the Swagger specification.This Getting Started guide covers:The hardware and software you need to access the groov View Data...moreFor API syntax and tips, see the API Reference, which is generated from the Swagger specification.This Getting Started guide covers:The hardware and software you need to access the groov View Data Store REST APIAdding a Data Store to groov ViewSetting up API usersBuilding your first API requestUsing the View API with groov EPICPrerequisitesgroov Box, groov EPIC, or groov Server for Windows with groov R3.3a or higherIf you need to update your groov, visit https://www.opto22.com/my-optoIf you don’...... <less Installing Node.js and Node-RED Developer - Published: Node-RED on groov devicesIf you’re using a groov EPIC processor or groov Edge Appliance with Node-RED pre-installed, youcan skip this section and continue to the Node-RED Hello, world! example orthe...moreNode-RED on groov devicesIf you’re using a groov EPIC processor or groov Edge Appliance with Node-RED pre-installed, youcan skip this section and continue to the Node-RED Hello, world! example orthe PAC Control Node - Introduction section.Node-RED on a ComputerTo install Node.js and Node-RED on your own computer, see the general installation instructions. Then continue to installing the SNAP PAC nodes.... <less Getting Started with Node-RED Developer - Published: IntroductionThis Getting Started guide covers getting Node-RED running (either on a groov EPIC processor, groov Edge Appliance, ora computer), and provides a few examples of how to use Node-RED.Node...moreIntroductionThis Getting Started guide covers getting Node-RED running (either on a groov EPIC processor, groov Edge Appliance, ora computer), and provides a few examples of how to use Node-RED.Node-RED comes pre-installed on groov EPIC processors and the groov Edge Appliance.Next StepIf you want to run Node-RED on your own computer, continue to installing Node-RED.If using a groov EPIC processor or groov Edge Appliance, continue to the Hello, world! example.... <less Using Authorization headers Developer - Published: Using Authorization headersWhile you can provide API keys as query parameters on your requests, groov also acceptsAPI keys as HTTP Basic Authorization headers. groov expects the API keyto be provided...moreUsing Authorization headersWhile you can provide API keys as query parameters on your requests, groov also acceptsAPI keys as HTTP Basic Authorization headers. groov expects the API keyto be provided as the username portion of the header, with no associated password.For details on authorizing groov EPIC, see Using the groov View REST API with groov EPIC.HTTP Basic Authorization expects the username and password to be separated by a colon, soif your API key is 123456abcdef, then your Authorizatio...... <less Node Configuration Developer - Published: OverviewThe following steps will have you setting up your Read Temp, Format Data, and Append Data nodes from the previously imported flow.Step 1 - Configure the groov I/O deviceDouble-click the groov I...moreOverviewThe following steps will have you setting up your Read Temp, Format Data, and Append Data nodes from the previously imported flow.Step 1 - Configure the groov I/O deviceDouble-click the groov I/O Read Temp node to open the “Edit groov i/o read node” view. If this is the first groov I/O node, a groov device configuration must be added.Click the pencil icon to the right of the Device field to open the “Edit groov-io-device node” view.For the Address field, enter the hostname or IP address ...... <less Installing the PAC Control Nodes Developer - Published: OverviewIf you’re using a GROOV-AR1 with Node-RED pre-installed, you can skip this section and continue tothe Node-RED Hello, world! example orthe PAC Control Node - Introduction section. You may want...moreOverviewIf you’re using a GROOV-AR1 with Node-RED pre-installed, you can skip this section and continue tothe Node-RED Hello, world! example orthe PAC Control Node - Introduction section. You may want to update the pre-installedversion to the latest available.Install PAC Control NodesMake sure that your groov EPIC processor or groov Edge Appliance can access the Internet.Details on this arein the groov EPIC Troubleshooting and groov Edge Appliance Troubleshooting sections..Open the Node-RED edit...... <less Using the groov Manage REST API to maintain your devices Developer - Published: OverviewIn this section, we’ll describe the groov Manage REST API to maintain EPIC and RIO devices.This sections assumes that you are familiar with REST APIs, tools like cURL, and how to use an API key...moreOverviewIn this section, we’ll describe the groov Manage REST API to maintain EPIC and RIO devices.This sections assumes that you are familiar with REST APIs, tools like cURL, and how to use an API key. For background information on the groov Manage REST API, please see Getting Started with groov Manage REST API.This section covers several major aspects of maintaining EPIC and RIO devices:Updating FirmwareBacking up and Restoring SettingsCommissioning the Initial User... <less groov I/O Write Node Developer - Published: OverviewIn the previous exmples, we saw how read I/O values using the Read node and Input node.Write to an Output ChannelWriting an I/O value is very similar to reading.To write to a digital or analog...moreOverviewIn the previous exmples, we saw how read I/O values using the Read node and Input node.Write to an Output ChannelWriting an I/O value is very similar to reading.To write to a digital or analog output channel:Place a groov I/O Write node onto your flow.Connect an Inject node to the input port of the groov I/O Write node. You do not need to connect a Debug node to the output port.Double-click on the groov I/O Write node to open the “Edit groov i/o write node” view.For the Device field, con...... <less Node-RED for groov I/O Developer - Published: Node-RED is a visual tool for wiring the Internet of Things, by wiring together hardware devices, APIs and online services in new and interesting ways.The Node-RED for groov I/O nodes can read and...moreNode-RED is a visual tool for wiring the Internet of Things, by wiring together hardware devices, APIs and online services in new and interesting ways.The Node-RED for groov I/O nodes can read and write values from groov I/O digital and analog modules.For more information, please visit the Getting Started and Resources sections.... <less Page 1 of 4Next » Show 25 Items Show All Items Show 10 Items Show 25 Items Show 50 Items Show 100 Items
Blog Developer - Published: PostsMar 4, 2026EPIC and RIO maintenance APIs addedOct 19, 2022CODESYS section added to the Developer siteDec 6, 2019Node-RED for groov I/O v1.0.0 ReleasedJan 23, 2019Developing with groov EPICAug 6...morePostsMar 4, 2026EPIC and RIO maintenance APIs addedOct 19, 2022CODESYS section added to the Developer siteDec 6, 2019Node-RED for groov I/O v1.0.0 ReleasedJan 23, 2019Developing with groov EPICAug 6, 2018Access groov I/O with new REST API for groov Manage.May 23, 2018Node-RED Nodes for groov View and PAC Control now support groov EPICNov 14, 2017New Workshop Videos: Node-RED for the IoTSep 28, 2017Log groov data to ExcelSep 22, 2017Use Access and Excel to get data from groovSep 20, 2017Subscribe...... <less News Developer - Published: This year's posts04 MarEPIC and RIO maintenance APIs added202219 OctCODESYS section added to the Developer site201906 DecNode-RED for groov I/O v1.0.0 Released23 JanDeveloping with groov EPIC201806...moreThis year's posts04 MarEPIC and RIO maintenance APIs added202219 OctCODESYS section added to the Developer site201906 DecNode-RED for groov I/O v1.0.0 Released23 JanDeveloping with groov EPIC201806 AugAccess groov I/O with new REST API for groov Manage.23 MayNode-RED Nodes for groov View and PAC Control now support groov EPIC201714 NovNew Workshop Videos: Node-RED for the IoT28 SepLog groov data to Excel22 SepUse Access and Excel to get data from groov20 SepSubscribe and Publish with MQTT Nodes,...... <less Getting Started with Node-RED for groov I/O Developer - Published: IntroductionThis Getting Started guide covers setting up your groov device and using it with the Node-RED for groov I/O nodes.PrerequisitesTo use Node-RED for groov I/O, the following programs and...moreIntroductionThis Getting Started guide covers setting up your groov device and using it with the Node-RED for groov I/O nodes.PrerequisitesTo use Node-RED for groov I/O, the following programs and packages must be available:Node-REDNode-RED is pre-installed in groov EPIC processors (GRV-EPIC-PR1) and the groov Edge Appliance (GROOV-AR1).You may also run your own instance of Node-RED on a computer or device, following our installation instructions.groov I/O NodesThe groov I/O nodes must be instal...... <less Opto 22 Developer Developer - Published: Welcome to the official Opto 22 Developer site.APIs and LibrariesDeveloping with groov EPIC & RIO Breakdown of tools and programming options available for the groovEPIC & RIO, including Secure Shell...moreWelcome to the official Opto 22 Developer site.APIs and LibrariesDeveloping with groov EPIC & RIO Breakdown of tools and programming options available for the groovEPIC & RIO, including Secure Shell (SSH) access.Node-RED General information about Node-RED.Node-RED for groov View Node-RED nodes for communicating with groov View Data Store tags.Node-RED for groov I/O Node-RED nodes for using groov I/O modules and channels.Node-RED for PAC Control Node-RED nodes for communicating with groovEPIC and...... <less Getting Started with the groov View REST API Developer - Published: For API syntax and tips, see the API Reference, which is generated from the Swagger specification.This Getting Started guide covers:The hardware and software you need to access the groov View Data...moreFor API syntax and tips, see the API Reference, which is generated from the Swagger specification.This Getting Started guide covers:The hardware and software you need to access the groov View Data Store REST APIAdding a Data Store to groov ViewSetting up API usersBuilding your first API requestUsing the View API with groov EPICPrerequisitesgroov Box, groov EPIC, or groov Server for Windows with groov R3.3a or higherIf you need to update your groov, visit https://www.opto22.com/my-optoIf you don’...... <less Installing Node.js and Node-RED Developer - Published: Node-RED on groov devicesIf you’re using a groov EPIC processor or groov Edge Appliance with Node-RED pre-installed, youcan skip this section and continue to the Node-RED Hello, world! example orthe...moreNode-RED on groov devicesIf you’re using a groov EPIC processor or groov Edge Appliance with Node-RED pre-installed, youcan skip this section and continue to the Node-RED Hello, world! example orthe PAC Control Node - Introduction section.Node-RED on a ComputerTo install Node.js and Node-RED on your own computer, see the general installation instructions. Then continue to installing the SNAP PAC nodes.... <less Getting Started with Node-RED Developer - Published: IntroductionThis Getting Started guide covers getting Node-RED running (either on a groov EPIC processor, groov Edge Appliance, ora computer), and provides a few examples of how to use Node-RED.Node...moreIntroductionThis Getting Started guide covers getting Node-RED running (either on a groov EPIC processor, groov Edge Appliance, ora computer), and provides a few examples of how to use Node-RED.Node-RED comes pre-installed on groov EPIC processors and the groov Edge Appliance.Next StepIf you want to run Node-RED on your own computer, continue to installing Node-RED.If using a groov EPIC processor or groov Edge Appliance, continue to the Hello, world! example.... <less Using Authorization headers Developer - Published: Using Authorization headersWhile you can provide API keys as query parameters on your requests, groov also acceptsAPI keys as HTTP Basic Authorization headers. groov expects the API keyto be provided...moreUsing Authorization headersWhile you can provide API keys as query parameters on your requests, groov also acceptsAPI keys as HTTP Basic Authorization headers. groov expects the API keyto be provided as the username portion of the header, with no associated password.For details on authorizing groov EPIC, see Using the groov View REST API with groov EPIC.HTTP Basic Authorization expects the username and password to be separated by a colon, soif your API key is 123456abcdef, then your Authorizatio...... <less Node Configuration Developer - Published: OverviewThe following steps will have you setting up your Read Temp, Format Data, and Append Data nodes from the previously imported flow.Step 1 - Configure the groov I/O deviceDouble-click the groov I...moreOverviewThe following steps will have you setting up your Read Temp, Format Data, and Append Data nodes from the previously imported flow.Step 1 - Configure the groov I/O deviceDouble-click the groov I/O Read Temp node to open the “Edit groov i/o read node” view. If this is the first groov I/O node, a groov device configuration must be added.Click the pencil icon to the right of the Device field to open the “Edit groov-io-device node” view.For the Address field, enter the hostname or IP address ...... <less Installing the PAC Control Nodes Developer - Published: OverviewIf you’re using a GROOV-AR1 with Node-RED pre-installed, you can skip this section and continue tothe Node-RED Hello, world! example orthe PAC Control Node - Introduction section. You may want...moreOverviewIf you’re using a GROOV-AR1 with Node-RED pre-installed, you can skip this section and continue tothe Node-RED Hello, world! example orthe PAC Control Node - Introduction section. You may want to update the pre-installedversion to the latest available.Install PAC Control NodesMake sure that your groov EPIC processor or groov Edge Appliance can access the Internet.Details on this arein the groov EPIC Troubleshooting and groov Edge Appliance Troubleshooting sections..Open the Node-RED edit...... <less Using the groov Manage REST API to maintain your devices Developer - Published: OverviewIn this section, we’ll describe the groov Manage REST API to maintain EPIC and RIO devices.This sections assumes that you are familiar with REST APIs, tools like cURL, and how to use an API key...moreOverviewIn this section, we’ll describe the groov Manage REST API to maintain EPIC and RIO devices.This sections assumes that you are familiar with REST APIs, tools like cURL, and how to use an API key. For background information on the groov Manage REST API, please see Getting Started with groov Manage REST API.This section covers several major aspects of maintaining EPIC and RIO devices:Updating FirmwareBacking up and Restoring SettingsCommissioning the Initial User... <less groov I/O Write Node Developer - Published: OverviewIn the previous exmples, we saw how read I/O values using the Read node and Input node.Write to an Output ChannelWriting an I/O value is very similar to reading.To write to a digital or analog...moreOverviewIn the previous exmples, we saw how read I/O values using the Read node and Input node.Write to an Output ChannelWriting an I/O value is very similar to reading.To write to a digital or analog output channel:Place a groov I/O Write node onto your flow.Connect an Inject node to the input port of the groov I/O Write node. You do not need to connect a Debug node to the output port.Double-click on the groov I/O Write node to open the “Edit groov i/o write node” view.For the Device field, con...... <less Node-RED for groov I/O Developer - Published: Node-RED is a visual tool for wiring the Internet of Things, by wiring together hardware devices, APIs and online services in new and interesting ways.The Node-RED for groov I/O nodes can read and...moreNode-RED is a visual tool for wiring the Internet of Things, by wiring together hardware devices, APIs and online services in new and interesting ways.The Node-RED for groov I/O nodes can read and write values from groov I/O digital and analog modules.For more information, please visit the Getting Started and Resources sections.... <less Page 1 of 4Next » Show 25 Items Show All Items Show 10 Items Show 25 Items Show 50 Items Show 100 Items
News Developer - Published: This year's posts04 MarEPIC and RIO maintenance APIs added202219 OctCODESYS section added to the Developer site201906 DecNode-RED for groov I/O v1.0.0 Released23 JanDeveloping with groov EPIC201806...moreThis year's posts04 MarEPIC and RIO maintenance APIs added202219 OctCODESYS section added to the Developer site201906 DecNode-RED for groov I/O v1.0.0 Released23 JanDeveloping with groov EPIC201806 AugAccess groov I/O with new REST API for groov Manage.23 MayNode-RED Nodes for groov View and PAC Control now support groov EPIC201714 NovNew Workshop Videos: Node-RED for the IoT28 SepLog groov data to Excel22 SepUse Access and Excel to get data from groov20 SepSubscribe and Publish with MQTT Nodes,...... <less Getting Started with Node-RED for groov I/O Developer - Published: IntroductionThis Getting Started guide covers setting up your groov device and using it with the Node-RED for groov I/O nodes.PrerequisitesTo use Node-RED for groov I/O, the following programs and...moreIntroductionThis Getting Started guide covers setting up your groov device and using it with the Node-RED for groov I/O nodes.PrerequisitesTo use Node-RED for groov I/O, the following programs and packages must be available:Node-REDNode-RED is pre-installed in groov EPIC processors (GRV-EPIC-PR1) and the groov Edge Appliance (GROOV-AR1).You may also run your own instance of Node-RED on a computer or device, following our installation instructions.groov I/O NodesThe groov I/O nodes must be instal...... <less Opto 22 Developer Developer - Published: Welcome to the official Opto 22 Developer site.APIs and LibrariesDeveloping with groov EPIC & RIO Breakdown of tools and programming options available for the groovEPIC & RIO, including Secure Shell...moreWelcome to the official Opto 22 Developer site.APIs and LibrariesDeveloping with groov EPIC & RIO Breakdown of tools and programming options available for the groovEPIC & RIO, including Secure Shell (SSH) access.Node-RED General information about Node-RED.Node-RED for groov View Node-RED nodes for communicating with groov View Data Store tags.Node-RED for groov I/O Node-RED nodes for using groov I/O modules and channels.Node-RED for PAC Control Node-RED nodes for communicating with groovEPIC and...... <less Getting Started with the groov View REST API Developer - Published: For API syntax and tips, see the API Reference, which is generated from the Swagger specification.This Getting Started guide covers:The hardware and software you need to access the groov View Data...moreFor API syntax and tips, see the API Reference, which is generated from the Swagger specification.This Getting Started guide covers:The hardware and software you need to access the groov View Data Store REST APIAdding a Data Store to groov ViewSetting up API usersBuilding your first API requestUsing the View API with groov EPICPrerequisitesgroov Box, groov EPIC, or groov Server for Windows with groov R3.3a or higherIf you need to update your groov, visit https://www.opto22.com/my-optoIf you don’...... <less Installing Node.js and Node-RED Developer - Published: Node-RED on groov devicesIf you’re using a groov EPIC processor or groov Edge Appliance with Node-RED pre-installed, youcan skip this section and continue to the Node-RED Hello, world! example orthe...moreNode-RED on groov devicesIf you’re using a groov EPIC processor or groov Edge Appliance with Node-RED pre-installed, youcan skip this section and continue to the Node-RED Hello, world! example orthe PAC Control Node - Introduction section.Node-RED on a ComputerTo install Node.js and Node-RED on your own computer, see the general installation instructions. Then continue to installing the SNAP PAC nodes.... <less Getting Started with Node-RED Developer - Published: IntroductionThis Getting Started guide covers getting Node-RED running (either on a groov EPIC processor, groov Edge Appliance, ora computer), and provides a few examples of how to use Node-RED.Node...moreIntroductionThis Getting Started guide covers getting Node-RED running (either on a groov EPIC processor, groov Edge Appliance, ora computer), and provides a few examples of how to use Node-RED.Node-RED comes pre-installed on groov EPIC processors and the groov Edge Appliance.Next StepIf you want to run Node-RED on your own computer, continue to installing Node-RED.If using a groov EPIC processor or groov Edge Appliance, continue to the Hello, world! example.... <less Using Authorization headers Developer - Published: Using Authorization headersWhile you can provide API keys as query parameters on your requests, groov also acceptsAPI keys as HTTP Basic Authorization headers. groov expects the API keyto be provided...moreUsing Authorization headersWhile you can provide API keys as query parameters on your requests, groov also acceptsAPI keys as HTTP Basic Authorization headers. groov expects the API keyto be provided as the username portion of the header, with no associated password.For details on authorizing groov EPIC, see Using the groov View REST API with groov EPIC.HTTP Basic Authorization expects the username and password to be separated by a colon, soif your API key is 123456abcdef, then your Authorizatio...... <less Node Configuration Developer - Published: OverviewThe following steps will have you setting up your Read Temp, Format Data, and Append Data nodes from the previously imported flow.Step 1 - Configure the groov I/O deviceDouble-click the groov I...moreOverviewThe following steps will have you setting up your Read Temp, Format Data, and Append Data nodes from the previously imported flow.Step 1 - Configure the groov I/O deviceDouble-click the groov I/O Read Temp node to open the “Edit groov i/o read node” view. If this is the first groov I/O node, a groov device configuration must be added.Click the pencil icon to the right of the Device field to open the “Edit groov-io-device node” view.For the Address field, enter the hostname or IP address ...... <less Installing the PAC Control Nodes Developer - Published: OverviewIf you’re using a GROOV-AR1 with Node-RED pre-installed, you can skip this section and continue tothe Node-RED Hello, world! example orthe PAC Control Node - Introduction section. You may want...moreOverviewIf you’re using a GROOV-AR1 with Node-RED pre-installed, you can skip this section and continue tothe Node-RED Hello, world! example orthe PAC Control Node - Introduction section. You may want to update the pre-installedversion to the latest available.Install PAC Control NodesMake sure that your groov EPIC processor or groov Edge Appliance can access the Internet.Details on this arein the groov EPIC Troubleshooting and groov Edge Appliance Troubleshooting sections..Open the Node-RED edit...... <less Using the groov Manage REST API to maintain your devices Developer - Published: OverviewIn this section, we’ll describe the groov Manage REST API to maintain EPIC and RIO devices.This sections assumes that you are familiar with REST APIs, tools like cURL, and how to use an API key...moreOverviewIn this section, we’ll describe the groov Manage REST API to maintain EPIC and RIO devices.This sections assumes that you are familiar with REST APIs, tools like cURL, and how to use an API key. For background information on the groov Manage REST API, please see Getting Started with groov Manage REST API.This section covers several major aspects of maintaining EPIC and RIO devices:Updating FirmwareBacking up and Restoring SettingsCommissioning the Initial User... <less groov I/O Write Node Developer - Published: OverviewIn the previous exmples, we saw how read I/O values using the Read node and Input node.Write to an Output ChannelWriting an I/O value is very similar to reading.To write to a digital or analog...moreOverviewIn the previous exmples, we saw how read I/O values using the Read node and Input node.Write to an Output ChannelWriting an I/O value is very similar to reading.To write to a digital or analog output channel:Place a groov I/O Write node onto your flow.Connect an Inject node to the input port of the groov I/O Write node. You do not need to connect a Debug node to the output port.Double-click on the groov I/O Write node to open the “Edit groov i/o write node” view.For the Device field, con...... <less Node-RED for groov I/O Developer - Published: Node-RED is a visual tool for wiring the Internet of Things, by wiring together hardware devices, APIs and online services in new and interesting ways.The Node-RED for groov I/O nodes can read and...moreNode-RED is a visual tool for wiring the Internet of Things, by wiring together hardware devices, APIs and online services in new and interesting ways.The Node-RED for groov I/O nodes can read and write values from groov I/O digital and analog modules.For more information, please visit the Getting Started and Resources sections.... <less Page 1 of 4Next » Show 25 Items Show All Items Show 10 Items Show 25 Items Show 50 Items Show 100 Items
Getting Started with Node-RED for groov I/O Developer - Published: IntroductionThis Getting Started guide covers setting up your groov device and using it with the Node-RED for groov I/O nodes.PrerequisitesTo use Node-RED for groov I/O, the following programs and...moreIntroductionThis Getting Started guide covers setting up your groov device and using it with the Node-RED for groov I/O nodes.PrerequisitesTo use Node-RED for groov I/O, the following programs and packages must be available:Node-REDNode-RED is pre-installed in groov EPIC processors (GRV-EPIC-PR1) and the groov Edge Appliance (GROOV-AR1).You may also run your own instance of Node-RED on a computer or device, following our installation instructions.groov I/O NodesThe groov I/O nodes must be instal...... <less Opto 22 Developer Developer - Published: Welcome to the official Opto 22 Developer site.APIs and LibrariesDeveloping with groov EPIC & RIO Breakdown of tools and programming options available for the groovEPIC & RIO, including Secure Shell...moreWelcome to the official Opto 22 Developer site.APIs and LibrariesDeveloping with groov EPIC & RIO Breakdown of tools and programming options available for the groovEPIC & RIO, including Secure Shell (SSH) access.Node-RED General information about Node-RED.Node-RED for groov View Node-RED nodes for communicating with groov View Data Store tags.Node-RED for groov I/O Node-RED nodes for using groov I/O modules and channels.Node-RED for PAC Control Node-RED nodes for communicating with groovEPIC and...... <less Getting Started with the groov View REST API Developer - Published: For API syntax and tips, see the API Reference, which is generated from the Swagger specification.This Getting Started guide covers:The hardware and software you need to access the groov View Data...moreFor API syntax and tips, see the API Reference, which is generated from the Swagger specification.This Getting Started guide covers:The hardware and software you need to access the groov View Data Store REST APIAdding a Data Store to groov ViewSetting up API usersBuilding your first API requestUsing the View API with groov EPICPrerequisitesgroov Box, groov EPIC, or groov Server for Windows with groov R3.3a or higherIf you need to update your groov, visit https://www.opto22.com/my-optoIf you don’...... <less Installing Node.js and Node-RED Developer - Published: Node-RED on groov devicesIf you’re using a groov EPIC processor or groov Edge Appliance with Node-RED pre-installed, youcan skip this section and continue to the Node-RED Hello, world! example orthe...moreNode-RED on groov devicesIf you’re using a groov EPIC processor or groov Edge Appliance with Node-RED pre-installed, youcan skip this section and continue to the Node-RED Hello, world! example orthe PAC Control Node - Introduction section.Node-RED on a ComputerTo install Node.js and Node-RED on your own computer, see the general installation instructions. Then continue to installing the SNAP PAC nodes.... <less Getting Started with Node-RED Developer - Published: IntroductionThis Getting Started guide covers getting Node-RED running (either on a groov EPIC processor, groov Edge Appliance, ora computer), and provides a few examples of how to use Node-RED.Node...moreIntroductionThis Getting Started guide covers getting Node-RED running (either on a groov EPIC processor, groov Edge Appliance, ora computer), and provides a few examples of how to use Node-RED.Node-RED comes pre-installed on groov EPIC processors and the groov Edge Appliance.Next StepIf you want to run Node-RED on your own computer, continue to installing Node-RED.If using a groov EPIC processor or groov Edge Appliance, continue to the Hello, world! example.... <less Using Authorization headers Developer - Published: Using Authorization headersWhile you can provide API keys as query parameters on your requests, groov also acceptsAPI keys as HTTP Basic Authorization headers. groov expects the API keyto be provided...moreUsing Authorization headersWhile you can provide API keys as query parameters on your requests, groov also acceptsAPI keys as HTTP Basic Authorization headers. groov expects the API keyto be provided as the username portion of the header, with no associated password.For details on authorizing groov EPIC, see Using the groov View REST API with groov EPIC.HTTP Basic Authorization expects the username and password to be separated by a colon, soif your API key is 123456abcdef, then your Authorizatio...... <less Node Configuration Developer - Published: OverviewThe following steps will have you setting up your Read Temp, Format Data, and Append Data nodes from the previously imported flow.Step 1 - Configure the groov I/O deviceDouble-click the groov I...moreOverviewThe following steps will have you setting up your Read Temp, Format Data, and Append Data nodes from the previously imported flow.Step 1 - Configure the groov I/O deviceDouble-click the groov I/O Read Temp node to open the “Edit groov i/o read node” view. If this is the first groov I/O node, a groov device configuration must be added.Click the pencil icon to the right of the Device field to open the “Edit groov-io-device node” view.For the Address field, enter the hostname or IP address ...... <less Installing the PAC Control Nodes Developer - Published: OverviewIf you’re using a GROOV-AR1 with Node-RED pre-installed, you can skip this section and continue tothe Node-RED Hello, world! example orthe PAC Control Node - Introduction section. You may want...moreOverviewIf you’re using a GROOV-AR1 with Node-RED pre-installed, you can skip this section and continue tothe Node-RED Hello, world! example orthe PAC Control Node - Introduction section. You may want to update the pre-installedversion to the latest available.Install PAC Control NodesMake sure that your groov EPIC processor or groov Edge Appliance can access the Internet.Details on this arein the groov EPIC Troubleshooting and groov Edge Appliance Troubleshooting sections..Open the Node-RED edit...... <less Using the groov Manage REST API to maintain your devices Developer - Published: OverviewIn this section, we’ll describe the groov Manage REST API to maintain EPIC and RIO devices.This sections assumes that you are familiar with REST APIs, tools like cURL, and how to use an API key...moreOverviewIn this section, we’ll describe the groov Manage REST API to maintain EPIC and RIO devices.This sections assumes that you are familiar with REST APIs, tools like cURL, and how to use an API key. For background information on the groov Manage REST API, please see Getting Started with groov Manage REST API.This section covers several major aspects of maintaining EPIC and RIO devices:Updating FirmwareBacking up and Restoring SettingsCommissioning the Initial User... <less groov I/O Write Node Developer - Published: OverviewIn the previous exmples, we saw how read I/O values using the Read node and Input node.Write to an Output ChannelWriting an I/O value is very similar to reading.To write to a digital or analog...moreOverviewIn the previous exmples, we saw how read I/O values using the Read node and Input node.Write to an Output ChannelWriting an I/O value is very similar to reading.To write to a digital or analog output channel:Place a groov I/O Write node onto your flow.Connect an Inject node to the input port of the groov I/O Write node. You do not need to connect a Debug node to the output port.Double-click on the groov I/O Write node to open the “Edit groov i/o write node” view.For the Device field, con...... <less Node-RED for groov I/O Developer - Published: Node-RED is a visual tool for wiring the Internet of Things, by wiring together hardware devices, APIs and online services in new and interesting ways.The Node-RED for groov I/O nodes can read and...moreNode-RED is a visual tool for wiring the Internet of Things, by wiring together hardware devices, APIs and online services in new and interesting ways.The Node-RED for groov I/O nodes can read and write values from groov I/O digital and analog modules.For more information, please visit the Getting Started and Resources sections.... <less Page 1 of 4Next » Show 25 Items Show All Items Show 10 Items Show 25 Items Show 50 Items Show 100 Items
Opto 22 Developer Developer - Published: Welcome to the official Opto 22 Developer site.APIs and LibrariesDeveloping with groov EPIC & RIO Breakdown of tools and programming options available for the groovEPIC & RIO, including Secure Shell...moreWelcome to the official Opto 22 Developer site.APIs and LibrariesDeveloping with groov EPIC & RIO Breakdown of tools and programming options available for the groovEPIC & RIO, including Secure Shell (SSH) access.Node-RED General information about Node-RED.Node-RED for groov View Node-RED nodes for communicating with groov View Data Store tags.Node-RED for groov I/O Node-RED nodes for using groov I/O modules and channels.Node-RED for PAC Control Node-RED nodes for communicating with groovEPIC and...... <less Getting Started with the groov View REST API Developer - Published: For API syntax and tips, see the API Reference, which is generated from the Swagger specification.This Getting Started guide covers:The hardware and software you need to access the groov View Data...moreFor API syntax and tips, see the API Reference, which is generated from the Swagger specification.This Getting Started guide covers:The hardware and software you need to access the groov View Data Store REST APIAdding a Data Store to groov ViewSetting up API usersBuilding your first API requestUsing the View API with groov EPICPrerequisitesgroov Box, groov EPIC, or groov Server for Windows with groov R3.3a or higherIf you need to update your groov, visit https://www.opto22.com/my-optoIf you don’...... <less Installing Node.js and Node-RED Developer - Published: Node-RED on groov devicesIf you’re using a groov EPIC processor or groov Edge Appliance with Node-RED pre-installed, youcan skip this section and continue to the Node-RED Hello, world! example orthe...moreNode-RED on groov devicesIf you’re using a groov EPIC processor or groov Edge Appliance with Node-RED pre-installed, youcan skip this section and continue to the Node-RED Hello, world! example orthe PAC Control Node - Introduction section.Node-RED on a ComputerTo install Node.js and Node-RED on your own computer, see the general installation instructions. Then continue to installing the SNAP PAC nodes.... <less Getting Started with Node-RED Developer - Published: IntroductionThis Getting Started guide covers getting Node-RED running (either on a groov EPIC processor, groov Edge Appliance, ora computer), and provides a few examples of how to use Node-RED.Node...moreIntroductionThis Getting Started guide covers getting Node-RED running (either on a groov EPIC processor, groov Edge Appliance, ora computer), and provides a few examples of how to use Node-RED.Node-RED comes pre-installed on groov EPIC processors and the groov Edge Appliance.Next StepIf you want to run Node-RED on your own computer, continue to installing Node-RED.If using a groov EPIC processor or groov Edge Appliance, continue to the Hello, world! example.... <less Using Authorization headers Developer - Published: Using Authorization headersWhile you can provide API keys as query parameters on your requests, groov also acceptsAPI keys as HTTP Basic Authorization headers. groov expects the API keyto be provided...moreUsing Authorization headersWhile you can provide API keys as query parameters on your requests, groov also acceptsAPI keys as HTTP Basic Authorization headers. groov expects the API keyto be provided as the username portion of the header, with no associated password.For details on authorizing groov EPIC, see Using the groov View REST API with groov EPIC.HTTP Basic Authorization expects the username and password to be separated by a colon, soif your API key is 123456abcdef, then your Authorizatio...... <less Node Configuration Developer - Published: OverviewThe following steps will have you setting up your Read Temp, Format Data, and Append Data nodes from the previously imported flow.Step 1 - Configure the groov I/O deviceDouble-click the groov I...moreOverviewThe following steps will have you setting up your Read Temp, Format Data, and Append Data nodes from the previously imported flow.Step 1 - Configure the groov I/O deviceDouble-click the groov I/O Read Temp node to open the “Edit groov i/o read node” view. If this is the first groov I/O node, a groov device configuration must be added.Click the pencil icon to the right of the Device field to open the “Edit groov-io-device node” view.For the Address field, enter the hostname or IP address ...... <less Installing the PAC Control Nodes Developer - Published: OverviewIf you’re using a GROOV-AR1 with Node-RED pre-installed, you can skip this section and continue tothe Node-RED Hello, world! example orthe PAC Control Node - Introduction section. You may want...moreOverviewIf you’re using a GROOV-AR1 with Node-RED pre-installed, you can skip this section and continue tothe Node-RED Hello, world! example orthe PAC Control Node - Introduction section. You may want to update the pre-installedversion to the latest available.Install PAC Control NodesMake sure that your groov EPIC processor or groov Edge Appliance can access the Internet.Details on this arein the groov EPIC Troubleshooting and groov Edge Appliance Troubleshooting sections..Open the Node-RED edit...... <less Using the groov Manage REST API to maintain your devices Developer - Published: OverviewIn this section, we’ll describe the groov Manage REST API to maintain EPIC and RIO devices.This sections assumes that you are familiar with REST APIs, tools like cURL, and how to use an API key...moreOverviewIn this section, we’ll describe the groov Manage REST API to maintain EPIC and RIO devices.This sections assumes that you are familiar with REST APIs, tools like cURL, and how to use an API key. For background information on the groov Manage REST API, please see Getting Started with groov Manage REST API.This section covers several major aspects of maintaining EPIC and RIO devices:Updating FirmwareBacking up and Restoring SettingsCommissioning the Initial User... <less groov I/O Write Node Developer - Published: OverviewIn the previous exmples, we saw how read I/O values using the Read node and Input node.Write to an Output ChannelWriting an I/O value is very similar to reading.To write to a digital or analog...moreOverviewIn the previous exmples, we saw how read I/O values using the Read node and Input node.Write to an Output ChannelWriting an I/O value is very similar to reading.To write to a digital or analog output channel:Place a groov I/O Write node onto your flow.Connect an Inject node to the input port of the groov I/O Write node. You do not need to connect a Debug node to the output port.Double-click on the groov I/O Write node to open the “Edit groov i/o write node” view.For the Device field, con...... <less Node-RED for groov I/O Developer - Published: Node-RED is a visual tool for wiring the Internet of Things, by wiring together hardware devices, APIs and online services in new and interesting ways.The Node-RED for groov I/O nodes can read and...moreNode-RED is a visual tool for wiring the Internet of Things, by wiring together hardware devices, APIs and online services in new and interesting ways.The Node-RED for groov I/O nodes can read and write values from groov I/O digital and analog modules.For more information, please visit the Getting Started and Resources sections.... <less Page 1 of 4Next » Show 25 Items Show All Items Show 10 Items Show 25 Items Show 50 Items Show 100 Items
Getting Started with the groov View REST API Developer - Published: For API syntax and tips, see the API Reference, which is generated from the Swagger specification.This Getting Started guide covers:The hardware and software you need to access the groov View Data...moreFor API syntax and tips, see the API Reference, which is generated from the Swagger specification.This Getting Started guide covers:The hardware and software you need to access the groov View Data Store REST APIAdding a Data Store to groov ViewSetting up API usersBuilding your first API requestUsing the View API with groov EPICPrerequisitesgroov Box, groov EPIC, or groov Server for Windows with groov R3.3a or higherIf you need to update your groov, visit https://www.opto22.com/my-optoIf you don’...... <less Installing Node.js and Node-RED Developer - Published: Node-RED on groov devicesIf you’re using a groov EPIC processor or groov Edge Appliance with Node-RED pre-installed, youcan skip this section and continue to the Node-RED Hello, world! example orthe...moreNode-RED on groov devicesIf you’re using a groov EPIC processor or groov Edge Appliance with Node-RED pre-installed, youcan skip this section and continue to the Node-RED Hello, world! example orthe PAC Control Node - Introduction section.Node-RED on a ComputerTo install Node.js and Node-RED on your own computer, see the general installation instructions. Then continue to installing the SNAP PAC nodes.... <less Getting Started with Node-RED Developer - Published: IntroductionThis Getting Started guide covers getting Node-RED running (either on a groov EPIC processor, groov Edge Appliance, ora computer), and provides a few examples of how to use Node-RED.Node...moreIntroductionThis Getting Started guide covers getting Node-RED running (either on a groov EPIC processor, groov Edge Appliance, ora computer), and provides a few examples of how to use Node-RED.Node-RED comes pre-installed on groov EPIC processors and the groov Edge Appliance.Next StepIf you want to run Node-RED on your own computer, continue to installing Node-RED.If using a groov EPIC processor or groov Edge Appliance, continue to the Hello, world! example.... <less Using Authorization headers Developer - Published: Using Authorization headersWhile you can provide API keys as query parameters on your requests, groov also acceptsAPI keys as HTTP Basic Authorization headers. groov expects the API keyto be provided...moreUsing Authorization headersWhile you can provide API keys as query parameters on your requests, groov also acceptsAPI keys as HTTP Basic Authorization headers. groov expects the API keyto be provided as the username portion of the header, with no associated password.For details on authorizing groov EPIC, see Using the groov View REST API with groov EPIC.HTTP Basic Authorization expects the username and password to be separated by a colon, soif your API key is 123456abcdef, then your Authorizatio...... <less Node Configuration Developer - Published: OverviewThe following steps will have you setting up your Read Temp, Format Data, and Append Data nodes from the previously imported flow.Step 1 - Configure the groov I/O deviceDouble-click the groov I...moreOverviewThe following steps will have you setting up your Read Temp, Format Data, and Append Data nodes from the previously imported flow.Step 1 - Configure the groov I/O deviceDouble-click the groov I/O Read Temp node to open the “Edit groov i/o read node” view. If this is the first groov I/O node, a groov device configuration must be added.Click the pencil icon to the right of the Device field to open the “Edit groov-io-device node” view.For the Address field, enter the hostname or IP address ...... <less Installing the PAC Control Nodes Developer - Published: OverviewIf you’re using a GROOV-AR1 with Node-RED pre-installed, you can skip this section and continue tothe Node-RED Hello, world! example orthe PAC Control Node - Introduction section. You may want...moreOverviewIf you’re using a GROOV-AR1 with Node-RED pre-installed, you can skip this section and continue tothe Node-RED Hello, world! example orthe PAC Control Node - Introduction section. You may want to update the pre-installedversion to the latest available.Install PAC Control NodesMake sure that your groov EPIC processor or groov Edge Appliance can access the Internet.Details on this arein the groov EPIC Troubleshooting and groov Edge Appliance Troubleshooting sections..Open the Node-RED edit...... <less Using the groov Manage REST API to maintain your devices Developer - Published: OverviewIn this section, we’ll describe the groov Manage REST API to maintain EPIC and RIO devices.This sections assumes that you are familiar with REST APIs, tools like cURL, and how to use an API key...moreOverviewIn this section, we’ll describe the groov Manage REST API to maintain EPIC and RIO devices.This sections assumes that you are familiar with REST APIs, tools like cURL, and how to use an API key. For background information on the groov Manage REST API, please see Getting Started with groov Manage REST API.This section covers several major aspects of maintaining EPIC and RIO devices:Updating FirmwareBacking up and Restoring SettingsCommissioning the Initial User... <less groov I/O Write Node Developer - Published: OverviewIn the previous exmples, we saw how read I/O values using the Read node and Input node.Write to an Output ChannelWriting an I/O value is very similar to reading.To write to a digital or analog...moreOverviewIn the previous exmples, we saw how read I/O values using the Read node and Input node.Write to an Output ChannelWriting an I/O value is very similar to reading.To write to a digital or analog output channel:Place a groov I/O Write node onto your flow.Connect an Inject node to the input port of the groov I/O Write node. You do not need to connect a Debug node to the output port.Double-click on the groov I/O Write node to open the “Edit groov i/o write node” view.For the Device field, con...... <less Node-RED for groov I/O Developer - Published: Node-RED is a visual tool for wiring the Internet of Things, by wiring together hardware devices, APIs and online services in new and interesting ways.The Node-RED for groov I/O nodes can read and...moreNode-RED is a visual tool for wiring the Internet of Things, by wiring together hardware devices, APIs and online services in new and interesting ways.The Node-RED for groov I/O nodes can read and write values from groov I/O digital and analog modules.For more information, please visit the Getting Started and Resources sections.... <less Page 1 of 4Next » Show 25 Items Show All Items Show 10 Items Show 25 Items Show 50 Items Show 100 Items
Installing Node.js and Node-RED Developer - Published: Node-RED on groov devicesIf you’re using a groov EPIC processor or groov Edge Appliance with Node-RED pre-installed, youcan skip this section and continue to the Node-RED Hello, world! example orthe...moreNode-RED on groov devicesIf you’re using a groov EPIC processor or groov Edge Appliance with Node-RED pre-installed, youcan skip this section and continue to the Node-RED Hello, world! example orthe PAC Control Node - Introduction section.Node-RED on a ComputerTo install Node.js and Node-RED on your own computer, see the general installation instructions. Then continue to installing the SNAP PAC nodes.... <less Getting Started with Node-RED Developer - Published: IntroductionThis Getting Started guide covers getting Node-RED running (either on a groov EPIC processor, groov Edge Appliance, ora computer), and provides a few examples of how to use Node-RED.Node...moreIntroductionThis Getting Started guide covers getting Node-RED running (either on a groov EPIC processor, groov Edge Appliance, ora computer), and provides a few examples of how to use Node-RED.Node-RED comes pre-installed on groov EPIC processors and the groov Edge Appliance.Next StepIf you want to run Node-RED on your own computer, continue to installing Node-RED.If using a groov EPIC processor or groov Edge Appliance, continue to the Hello, world! example.... <less Using Authorization headers Developer - Published: Using Authorization headersWhile you can provide API keys as query parameters on your requests, groov also acceptsAPI keys as HTTP Basic Authorization headers. groov expects the API keyto be provided...moreUsing Authorization headersWhile you can provide API keys as query parameters on your requests, groov also acceptsAPI keys as HTTP Basic Authorization headers. groov expects the API keyto be provided as the username portion of the header, with no associated password.For details on authorizing groov EPIC, see Using the groov View REST API with groov EPIC.HTTP Basic Authorization expects the username and password to be separated by a colon, soif your API key is 123456abcdef, then your Authorizatio...... <less Node Configuration Developer - Published: OverviewThe following steps will have you setting up your Read Temp, Format Data, and Append Data nodes from the previously imported flow.Step 1 - Configure the groov I/O deviceDouble-click the groov I...moreOverviewThe following steps will have you setting up your Read Temp, Format Data, and Append Data nodes from the previously imported flow.Step 1 - Configure the groov I/O deviceDouble-click the groov I/O Read Temp node to open the “Edit groov i/o read node” view. If this is the first groov I/O node, a groov device configuration must be added.Click the pencil icon to the right of the Device field to open the “Edit groov-io-device node” view.For the Address field, enter the hostname or IP address ...... <less Installing the PAC Control Nodes Developer - Published: OverviewIf you’re using a GROOV-AR1 with Node-RED pre-installed, you can skip this section and continue tothe Node-RED Hello, world! example orthe PAC Control Node - Introduction section. You may want...moreOverviewIf you’re using a GROOV-AR1 with Node-RED pre-installed, you can skip this section and continue tothe Node-RED Hello, world! example orthe PAC Control Node - Introduction section. You may want to update the pre-installedversion to the latest available.Install PAC Control NodesMake sure that your groov EPIC processor or groov Edge Appliance can access the Internet.Details on this arein the groov EPIC Troubleshooting and groov Edge Appliance Troubleshooting sections..Open the Node-RED edit...... <less Using the groov Manage REST API to maintain your devices Developer - Published: OverviewIn this section, we’ll describe the groov Manage REST API to maintain EPIC and RIO devices.This sections assumes that you are familiar with REST APIs, tools like cURL, and how to use an API key...moreOverviewIn this section, we’ll describe the groov Manage REST API to maintain EPIC and RIO devices.This sections assumes that you are familiar with REST APIs, tools like cURL, and how to use an API key. For background information on the groov Manage REST API, please see Getting Started with groov Manage REST API.This section covers several major aspects of maintaining EPIC and RIO devices:Updating FirmwareBacking up and Restoring SettingsCommissioning the Initial User... <less groov I/O Write Node Developer - Published: OverviewIn the previous exmples, we saw how read I/O values using the Read node and Input node.Write to an Output ChannelWriting an I/O value is very similar to reading.To write to a digital or analog...moreOverviewIn the previous exmples, we saw how read I/O values using the Read node and Input node.Write to an Output ChannelWriting an I/O value is very similar to reading.To write to a digital or analog output channel:Place a groov I/O Write node onto your flow.Connect an Inject node to the input port of the groov I/O Write node. You do not need to connect a Debug node to the output port.Double-click on the groov I/O Write node to open the “Edit groov i/o write node” view.For the Device field, con...... <less Node-RED for groov I/O Developer - Published: Node-RED is a visual tool for wiring the Internet of Things, by wiring together hardware devices, APIs and online services in new and interesting ways.The Node-RED for groov I/O nodes can read and...moreNode-RED is a visual tool for wiring the Internet of Things, by wiring together hardware devices, APIs and online services in new and interesting ways.The Node-RED for groov I/O nodes can read and write values from groov I/O digital and analog modules.For more information, please visit the Getting Started and Resources sections.... <less Page 1 of 4Next » Show 25 Items Show All Items Show 10 Items Show 25 Items Show 50 Items Show 100 Items
Getting Started with Node-RED Developer - Published: IntroductionThis Getting Started guide covers getting Node-RED running (either on a groov EPIC processor, groov Edge Appliance, ora computer), and provides a few examples of how to use Node-RED.Node...moreIntroductionThis Getting Started guide covers getting Node-RED running (either on a groov EPIC processor, groov Edge Appliance, ora computer), and provides a few examples of how to use Node-RED.Node-RED comes pre-installed on groov EPIC processors and the groov Edge Appliance.Next StepIf you want to run Node-RED on your own computer, continue to installing Node-RED.If using a groov EPIC processor or groov Edge Appliance, continue to the Hello, world! example.... <less Using Authorization headers Developer - Published: Using Authorization headersWhile you can provide API keys as query parameters on your requests, groov also acceptsAPI keys as HTTP Basic Authorization headers. groov expects the API keyto be provided...moreUsing Authorization headersWhile you can provide API keys as query parameters on your requests, groov also acceptsAPI keys as HTTP Basic Authorization headers. groov expects the API keyto be provided as the username portion of the header, with no associated password.For details on authorizing groov EPIC, see Using the groov View REST API with groov EPIC.HTTP Basic Authorization expects the username and password to be separated by a colon, soif your API key is 123456abcdef, then your Authorizatio...... <less Node Configuration Developer - Published: OverviewThe following steps will have you setting up your Read Temp, Format Data, and Append Data nodes from the previously imported flow.Step 1 - Configure the groov I/O deviceDouble-click the groov I...moreOverviewThe following steps will have you setting up your Read Temp, Format Data, and Append Data nodes from the previously imported flow.Step 1 - Configure the groov I/O deviceDouble-click the groov I/O Read Temp node to open the “Edit groov i/o read node” view. If this is the first groov I/O node, a groov device configuration must be added.Click the pencil icon to the right of the Device field to open the “Edit groov-io-device node” view.For the Address field, enter the hostname or IP address ...... <less Installing the PAC Control Nodes Developer - Published: OverviewIf you’re using a GROOV-AR1 with Node-RED pre-installed, you can skip this section and continue tothe Node-RED Hello, world! example orthe PAC Control Node - Introduction section. You may want...moreOverviewIf you’re using a GROOV-AR1 with Node-RED pre-installed, you can skip this section and continue tothe Node-RED Hello, world! example orthe PAC Control Node - Introduction section. You may want to update the pre-installedversion to the latest available.Install PAC Control NodesMake sure that your groov EPIC processor or groov Edge Appliance can access the Internet.Details on this arein the groov EPIC Troubleshooting and groov Edge Appliance Troubleshooting sections..Open the Node-RED edit...... <less Using the groov Manage REST API to maintain your devices Developer - Published: OverviewIn this section, we’ll describe the groov Manage REST API to maintain EPIC and RIO devices.This sections assumes that you are familiar with REST APIs, tools like cURL, and how to use an API key...moreOverviewIn this section, we’ll describe the groov Manage REST API to maintain EPIC and RIO devices.This sections assumes that you are familiar with REST APIs, tools like cURL, and how to use an API key. For background information on the groov Manage REST API, please see Getting Started with groov Manage REST API.This section covers several major aspects of maintaining EPIC and RIO devices:Updating FirmwareBacking up and Restoring SettingsCommissioning the Initial User... <less groov I/O Write Node Developer - Published: OverviewIn the previous exmples, we saw how read I/O values using the Read node and Input node.Write to an Output ChannelWriting an I/O value is very similar to reading.To write to a digital or analog...moreOverviewIn the previous exmples, we saw how read I/O values using the Read node and Input node.Write to an Output ChannelWriting an I/O value is very similar to reading.To write to a digital or analog output channel:Place a groov I/O Write node onto your flow.Connect an Inject node to the input port of the groov I/O Write node. You do not need to connect a Debug node to the output port.Double-click on the groov I/O Write node to open the “Edit groov i/o write node” view.For the Device field, con...... <less Node-RED for groov I/O Developer - Published: Node-RED is a visual tool for wiring the Internet of Things, by wiring together hardware devices, APIs and online services in new and interesting ways.The Node-RED for groov I/O nodes can read and...moreNode-RED is a visual tool for wiring the Internet of Things, by wiring together hardware devices, APIs and online services in new and interesting ways.The Node-RED for groov I/O nodes can read and write values from groov I/O digital and analog modules.For more information, please visit the Getting Started and Resources sections.... <less Page 1 of 4Next » Show 25 Items Show All Items Show 10 Items Show 25 Items Show 50 Items Show 100 Items
Using Authorization headers Developer - Published: Using Authorization headersWhile you can provide API keys as query parameters on your requests, groov also acceptsAPI keys as HTTP Basic Authorization headers. groov expects the API keyto be provided...moreUsing Authorization headersWhile you can provide API keys as query parameters on your requests, groov also acceptsAPI keys as HTTP Basic Authorization headers. groov expects the API keyto be provided as the username portion of the header, with no associated password.For details on authorizing groov EPIC, see Using the groov View REST API with groov EPIC.HTTP Basic Authorization expects the username and password to be separated by a colon, soif your API key is 123456abcdef, then your Authorizatio...... <less Node Configuration Developer - Published: OverviewThe following steps will have you setting up your Read Temp, Format Data, and Append Data nodes from the previously imported flow.Step 1 - Configure the groov I/O deviceDouble-click the groov I...moreOverviewThe following steps will have you setting up your Read Temp, Format Data, and Append Data nodes from the previously imported flow.Step 1 - Configure the groov I/O deviceDouble-click the groov I/O Read Temp node to open the “Edit groov i/o read node” view. If this is the first groov I/O node, a groov device configuration must be added.Click the pencil icon to the right of the Device field to open the “Edit groov-io-device node” view.For the Address field, enter the hostname or IP address ...... <less Installing the PAC Control Nodes Developer - Published: OverviewIf you’re using a GROOV-AR1 with Node-RED pre-installed, you can skip this section and continue tothe Node-RED Hello, world! example orthe PAC Control Node - Introduction section. You may want...moreOverviewIf you’re using a GROOV-AR1 with Node-RED pre-installed, you can skip this section and continue tothe Node-RED Hello, world! example orthe PAC Control Node - Introduction section. You may want to update the pre-installedversion to the latest available.Install PAC Control NodesMake sure that your groov EPIC processor or groov Edge Appliance can access the Internet.Details on this arein the groov EPIC Troubleshooting and groov Edge Appliance Troubleshooting sections..Open the Node-RED edit...... <less Using the groov Manage REST API to maintain your devices Developer - Published: OverviewIn this section, we’ll describe the groov Manage REST API to maintain EPIC and RIO devices.This sections assumes that you are familiar with REST APIs, tools like cURL, and how to use an API key...moreOverviewIn this section, we’ll describe the groov Manage REST API to maintain EPIC and RIO devices.This sections assumes that you are familiar with REST APIs, tools like cURL, and how to use an API key. For background information on the groov Manage REST API, please see Getting Started with groov Manage REST API.This section covers several major aspects of maintaining EPIC and RIO devices:Updating FirmwareBacking up and Restoring SettingsCommissioning the Initial User... <less groov I/O Write Node Developer - Published: OverviewIn the previous exmples, we saw how read I/O values using the Read node and Input node.Write to an Output ChannelWriting an I/O value is very similar to reading.To write to a digital or analog...moreOverviewIn the previous exmples, we saw how read I/O values using the Read node and Input node.Write to an Output ChannelWriting an I/O value is very similar to reading.To write to a digital or analog output channel:Place a groov I/O Write node onto your flow.Connect an Inject node to the input port of the groov I/O Write node. You do not need to connect a Debug node to the output port.Double-click on the groov I/O Write node to open the “Edit groov i/o write node” view.For the Device field, con...... <less Node-RED for groov I/O Developer - Published: Node-RED is a visual tool for wiring the Internet of Things, by wiring together hardware devices, APIs and online services in new and interesting ways.The Node-RED for groov I/O nodes can read and...moreNode-RED is a visual tool for wiring the Internet of Things, by wiring together hardware devices, APIs and online services in new and interesting ways.The Node-RED for groov I/O nodes can read and write values from groov I/O digital and analog modules.For more information, please visit the Getting Started and Resources sections.... <less Page 1 of 4Next » Show 25 Items Show All Items Show 10 Items Show 25 Items Show 50 Items Show 100 Items
Node Configuration Developer - Published: OverviewThe following steps will have you setting up your Read Temp, Format Data, and Append Data nodes from the previously imported flow.Step 1 - Configure the groov I/O deviceDouble-click the groov I...moreOverviewThe following steps will have you setting up your Read Temp, Format Data, and Append Data nodes from the previously imported flow.Step 1 - Configure the groov I/O deviceDouble-click the groov I/O Read Temp node to open the “Edit groov i/o read node” view. If this is the first groov I/O node, a groov device configuration must be added.Click the pencil icon to the right of the Device field to open the “Edit groov-io-device node” view.For the Address field, enter the hostname or IP address ...... <less Installing the PAC Control Nodes Developer - Published: OverviewIf you’re using a GROOV-AR1 with Node-RED pre-installed, you can skip this section and continue tothe Node-RED Hello, world! example orthe PAC Control Node - Introduction section. You may want...moreOverviewIf you’re using a GROOV-AR1 with Node-RED pre-installed, you can skip this section and continue tothe Node-RED Hello, world! example orthe PAC Control Node - Introduction section. You may want to update the pre-installedversion to the latest available.Install PAC Control NodesMake sure that your groov EPIC processor or groov Edge Appliance can access the Internet.Details on this arein the groov EPIC Troubleshooting and groov Edge Appliance Troubleshooting sections..Open the Node-RED edit...... <less Using the groov Manage REST API to maintain your devices Developer - Published: OverviewIn this section, we’ll describe the groov Manage REST API to maintain EPIC and RIO devices.This sections assumes that you are familiar with REST APIs, tools like cURL, and how to use an API key...moreOverviewIn this section, we’ll describe the groov Manage REST API to maintain EPIC and RIO devices.This sections assumes that you are familiar with REST APIs, tools like cURL, and how to use an API key. For background information on the groov Manage REST API, please see Getting Started with groov Manage REST API.This section covers several major aspects of maintaining EPIC and RIO devices:Updating FirmwareBacking up and Restoring SettingsCommissioning the Initial User... <less groov I/O Write Node Developer - Published: OverviewIn the previous exmples, we saw how read I/O values using the Read node and Input node.Write to an Output ChannelWriting an I/O value is very similar to reading.To write to a digital or analog...moreOverviewIn the previous exmples, we saw how read I/O values using the Read node and Input node.Write to an Output ChannelWriting an I/O value is very similar to reading.To write to a digital or analog output channel:Place a groov I/O Write node onto your flow.Connect an Inject node to the input port of the groov I/O Write node. You do not need to connect a Debug node to the output port.Double-click on the groov I/O Write node to open the “Edit groov i/o write node” view.For the Device field, con...... <less Node-RED for groov I/O Developer - Published: Node-RED is a visual tool for wiring the Internet of Things, by wiring together hardware devices, APIs and online services in new and interesting ways.The Node-RED for groov I/O nodes can read and...moreNode-RED is a visual tool for wiring the Internet of Things, by wiring together hardware devices, APIs and online services in new and interesting ways.The Node-RED for groov I/O nodes can read and write values from groov I/O digital and analog modules.For more information, please visit the Getting Started and Resources sections.... <less Page 1 of 4Next » Show 25 Items Show All Items Show 10 Items Show 25 Items Show 50 Items Show 100 Items
Installing the PAC Control Nodes Developer - Published: OverviewIf you’re using a GROOV-AR1 with Node-RED pre-installed, you can skip this section and continue tothe Node-RED Hello, world! example orthe PAC Control Node - Introduction section. You may want...moreOverviewIf you’re using a GROOV-AR1 with Node-RED pre-installed, you can skip this section and continue tothe Node-RED Hello, world! example orthe PAC Control Node - Introduction section. You may want to update the pre-installedversion to the latest available.Install PAC Control NodesMake sure that your groov EPIC processor or groov Edge Appliance can access the Internet.Details on this arein the groov EPIC Troubleshooting and groov Edge Appliance Troubleshooting sections..Open the Node-RED edit...... <less Using the groov Manage REST API to maintain your devices Developer - Published: OverviewIn this section, we’ll describe the groov Manage REST API to maintain EPIC and RIO devices.This sections assumes that you are familiar with REST APIs, tools like cURL, and how to use an API key...moreOverviewIn this section, we’ll describe the groov Manage REST API to maintain EPIC and RIO devices.This sections assumes that you are familiar with REST APIs, tools like cURL, and how to use an API key. For background information on the groov Manage REST API, please see Getting Started with groov Manage REST API.This section covers several major aspects of maintaining EPIC and RIO devices:Updating FirmwareBacking up and Restoring SettingsCommissioning the Initial User... <less groov I/O Write Node Developer - Published: OverviewIn the previous exmples, we saw how read I/O values using the Read node and Input node.Write to an Output ChannelWriting an I/O value is very similar to reading.To write to a digital or analog...moreOverviewIn the previous exmples, we saw how read I/O values using the Read node and Input node.Write to an Output ChannelWriting an I/O value is very similar to reading.To write to a digital or analog output channel:Place a groov I/O Write node onto your flow.Connect an Inject node to the input port of the groov I/O Write node. You do not need to connect a Debug node to the output port.Double-click on the groov I/O Write node to open the “Edit groov i/o write node” view.For the Device field, con...... <less Node-RED for groov I/O Developer - Published: Node-RED is a visual tool for wiring the Internet of Things, by wiring together hardware devices, APIs and online services in new and interesting ways.The Node-RED for groov I/O nodes can read and...moreNode-RED is a visual tool for wiring the Internet of Things, by wiring together hardware devices, APIs and online services in new and interesting ways.The Node-RED for groov I/O nodes can read and write values from groov I/O digital and analog modules.For more information, please visit the Getting Started and Resources sections.... <less Page 1 of 4Next » Show 25 Items Show All Items Show 10 Items Show 25 Items Show 50 Items Show 100 Items
Using the groov Manage REST API to maintain your devices Developer - Published: OverviewIn this section, we’ll describe the groov Manage REST API to maintain EPIC and RIO devices.This sections assumes that you are familiar with REST APIs, tools like cURL, and how to use an API key...moreOverviewIn this section, we’ll describe the groov Manage REST API to maintain EPIC and RIO devices.This sections assumes that you are familiar with REST APIs, tools like cURL, and how to use an API key. For background information on the groov Manage REST API, please see Getting Started with groov Manage REST API.This section covers several major aspects of maintaining EPIC and RIO devices:Updating FirmwareBacking up and Restoring SettingsCommissioning the Initial User... <less groov I/O Write Node Developer - Published: OverviewIn the previous exmples, we saw how read I/O values using the Read node and Input node.Write to an Output ChannelWriting an I/O value is very similar to reading.To write to a digital or analog...moreOverviewIn the previous exmples, we saw how read I/O values using the Read node and Input node.Write to an Output ChannelWriting an I/O value is very similar to reading.To write to a digital or analog output channel:Place a groov I/O Write node onto your flow.Connect an Inject node to the input port of the groov I/O Write node. You do not need to connect a Debug node to the output port.Double-click on the groov I/O Write node to open the “Edit groov i/o write node” view.For the Device field, con...... <less Node-RED for groov I/O Developer - Published: Node-RED is a visual tool for wiring the Internet of Things, by wiring together hardware devices, APIs and online services in new and interesting ways.The Node-RED for groov I/O nodes can read and...moreNode-RED is a visual tool for wiring the Internet of Things, by wiring together hardware devices, APIs and online services in new and interesting ways.The Node-RED for groov I/O nodes can read and write values from groov I/O digital and analog modules.For more information, please visit the Getting Started and Resources sections.... <less Page 1 of 4Next » Show 25 Items Show All Items Show 10 Items Show 25 Items Show 50 Items Show 100 Items
groov I/O Write Node Developer - Published: OverviewIn the previous exmples, we saw how read I/O values using the Read node and Input node.Write to an Output ChannelWriting an I/O value is very similar to reading.To write to a digital or analog...moreOverviewIn the previous exmples, we saw how read I/O values using the Read node and Input node.Write to an Output ChannelWriting an I/O value is very similar to reading.To write to a digital or analog output channel:Place a groov I/O Write node onto your flow.Connect an Inject node to the input port of the groov I/O Write node. You do not need to connect a Debug node to the output port.Double-click on the groov I/O Write node to open the “Edit groov i/o write node” view.For the Device field, con...... <less Node-RED for groov I/O Developer - Published: Node-RED is a visual tool for wiring the Internet of Things, by wiring together hardware devices, APIs and online services in new and interesting ways.The Node-RED for groov I/O nodes can read and...moreNode-RED is a visual tool for wiring the Internet of Things, by wiring together hardware devices, APIs and online services in new and interesting ways.The Node-RED for groov I/O nodes can read and write values from groov I/O digital and analog modules.For more information, please visit the Getting Started and Resources sections.... <less Page 1 of 4Next » Show 25 Items Show All Items Show 10 Items Show 25 Items Show 50 Items Show 100 Items
Node-RED for groov I/O Developer - Published: Node-RED is a visual tool for wiring the Internet of Things, by wiring together hardware devices, APIs and online services in new and interesting ways.The Node-RED for groov I/O nodes can read and...moreNode-RED is a visual tool for wiring the Internet of Things, by wiring together hardware devices, APIs and online services in new and interesting ways.The Node-RED for groov I/O nodes can read and write values from groov I/O digital and analog modules.For more information, please visit the Getting Started and Resources sections.... <less Page 1 of 4Next » Show 25 Items Show All Items Show 10 Items Show 25 Items Show 50 Items Show 100 Items