PlcShellUnregister (FUN)

FUNCTION PlcShellUnregister : RTS_IEC_RESULT

Unregister a new Command Handler

Unregister the command handler, which is passed to this function. Most likely this function will be used in FB_exit, because every Command Handler in IEC has to unregister when the application is deleted. RETURN: Returns the runtime system error code (see CmpErrors.library)

InOut:

Scope	Name	Type
Return	PlcShellUnregister	RTS_IEC_RESULT
Input	pICallback	ICmpEventCallback