Command Interface

5.2.22Read_AS-i_Slave_ID

Purpose

With this call, the ID code of an AS-i slave can be read out directly over the AS-i cable. The call is intended for diagnostic purposes and is not required in the normal master mode.

Structure of the Job Data in the Send Buffer

Bank Byte

20

21

Meaning

Command number: 17 H

AS-i slave address

Structure of the Job Data in the Receive Buffer

Bank Byte

2

0

 

 

21

22

 

 

Meaning

 

 

 

 

 

 

Bit 7

Bit 4

Bit 3

Bit 0

 

 

 

 

 

Echo of the command number: 17 H

 

 

 

Command status

 

 

 

 

 

reserved

 

ID code

 

 

 

 

 

 

5-48

SIMATIC NET CP 243-2 AS-i Master

C79000-G8976-C142/02

Page 116
Image 116
Siemens CP 243-2 installation instructions ReadAS-iSlaveID, Reserved ID code