Topic: DMD0021
ISCLEAR - Is Structure Cleared
The Is Structure Cleared (ISCLEAR) instruction determines if a structure has been cleared by checking to see if all of the fields of that structure are at their initialized values.
Parameters:
Note: Use the F9 key to open the Default Element Selection Tool (the Element Picker or the Element Browser) or use the Down-Arrow key (Auto-Complete) on any parameter field to see a complete list of the memory locations that are valid for that parameter of the instruction.
Structure - specifies which structure to check. This can be any readable structure.
Set if Clear - specifies a bit location that will be set ON if the structure is clear. This can be any writable bit location.
See Also:
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Rung Example:
