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KB59258
Some PAC Control commands under specific conditions, may cause controller problems
Revision:  3.0
Published:  10/12/2007
Applies To
PAC Control Professional
PAC Control Basic
Versions
Problem was discovered in version:  
R8.0f
Problem is fixed in version:  
R8.1a

SYMPTOMS

Various PAC Control commands may cause a controller to return incorrect results and/or reset under specific conditions. Most are OptoScript commands and can cause the reset if they are used in a tight programming loop. Their equivalent flowchart command does not cause this problem.

OptoScript
Action Commands
Conditions
BitClear When Arg. 0 is an Int 32, and Arg. 1 is an Int 64 variable

BitRotate When Arg. 0 is an Int 32 or Float, and Arg. 1 is an Int 64

BitSet When Arg. 0 is an Int 32, and Arg. 1 is an Int 64

BitTest When Arg. 0 is an Int 32, and Arg. 1 is an Int 64

NumberToFormattedHexString When Arg. 1 is a Float or an Int 64

NumberToStringField When Arg. 1 is a Float or an Int 64

NumTableElementBitTest When Arg. 1 is an Int 64 table

ReadNumFromIoUnitMemMap When Arg. 1 is a Float or an Int 64

WriteNumToIoUnitMemMap When Arg. 1 is a Float or an Int 64

OptoScript
Conditional Commands
Conditions
IsBitOff When Arg. 0 is an Int 32, and Arg. 1 is an Int 64

IsBitOffInNumTableElement When Arg. 1 is an Int 32 table

IsBitOn When Arg. 0 is an Int 32, and Arg. 1 is an Int 64

IsBitOnInNumTableElement When Arg. 1 is an Int 32 table

Flow Chart CommandConditions
Numeric Table Element Bit Test When Arg. 1 is an Int 64 table

RESOLUTION

Opto 22 has resolved this issue.

Relevant Downloads
No relevant downloads have been specified.
Questions? Contact Opto 22 Product Support.
Phone: 800-835-6786 or 951-695-3080
Email: support@opto22.com

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