Command 2156: Acquires the control device

Returns the number of the current control device.

Command Syntax

No parameter

Response Syntax

	bit	Name	Description
Response 1	15	Control device number	21: PC/ TP4 22: Remote I/O 26: Remote Ethernet 29: Remote RS232C 20: TP3
	14
	｜
	1
	0

Description

Returns the number of control device set in the controller.

When executed the command during normal state, control device number 22 will be returned.