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 or click the 'three dot box' at the right edge of the parameter field 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:
Related Items:
Rung Example:
