Campbell CR850, Operator'S Manual, Page: 460 / 566

Appendix A. CRBasic Programming Instructions
460
WaitDigTrig
Triggers a measurement scan from an external digital trigger.
Syntax
WaitDigTrig(ControlPort, Option)
While / Wend
Execute a series of statements in a loop as long as a given condition is true.
Syntax
While [condition]
[StatementBlock]
Wend
A.4.2 Advanced Program Controls
Data / Read / Restore
Defines a list of Float constants to be read (using Read) into a variable array later
in the program.
Syntax
Data [list of constants]
Read [VarExpr]
Restore
DataLong / Read / Restore
Defines a list of Long constants to be read (using Read) into a variable array later
in the program.
Syntax
DataLong [list of constants]
Read [VarExpr]
Restore
Read
Reads constants from the list defined by Data or DataLong into a variable array.
Syntax
Read [VarExpr]
Restore
Resets the location of the Read pointer back to the first value in the list defined
by Data or DataLong.
Syntax
Restore
SemaphoreGet
Acquires semaphore
(p.
442
)
1 ‐ 3 to avoid resource conflicts.
Syntax
SemaphoreGet()
SemaphoreRelease
Releases semaphore
(p.
442
)
previously acquired with SemaphoreGet ().
Syntax
SemaphoreRelease()