Read Slave Id; Read Slave I/O - Siemens SIMATIC NET CP 142-2 Manual

B8976111/02

4.2.1.23 Read Slave ID

Meaning
With this call, the ID code of a 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
Byte 0 1 H
Structure of the job data in the receive buffer
Bit 7
Byte 0 0 H

4.2.1.24 Read Slave I/O

Meaning
With this call, the I/O configuration of a 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
Bit 7
Byte 0 1 H
Structure of the job data in the receive buffer
Bit 7
Byte 0 0 H
7 H
Slave address
Bit 4 Bit 3 Bit 0
Slave ID
Bit 4 Bit 3 Bit 0
8 H
Slave address
Bit 4 Bit 3 Bit 0
Slave I/O
4-28
AS-i Master Module CP 142-2