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 (Element Browser) or Down-Arrow key (Auto-Complete) at any time to see a complete list of the memory locations that are valid in the current field of the instruction.

Structure - designates which structure to check. This can be any readable structure.

Set if Clear - designates a bit location that will be set ON if the structure is clear. This can be any writable bit location.

See Also:

• MEMCLEAR - Clear Memory Range

Related Items:

• Structures

Rung Example: