Read Configuration Data (Get_Permanent_Configuration) - Siemens AS-i Master CM 1243-2 a Manual

Note
Non-executable function for previously loaded AS-i slave configuration
The function cannot be performed when an AS-i slave configuration has already been loaded
from STEP 7 into the AS-i master CM 1243-2.
Structure of the utility WRREC − Index 8
Byte
Bit 7
0
1
2
3
7.2.3.6

Read configuration data (Get_Permanent_Configuration)

Meaning
With this call, the following configuration data (configured planned data: PCD) of an
addressed AS-i slave are read:
● I/O configuration
● ID code
● ID1 code
● ID2 code
This data is read from the EEPROM of the AS-i master.
The configuration data are defined by the manufacturer of the AS-i slave. The meaning of
the configuration data is described in the AS-i master specification "AS-Interface Complete
Specification".
Structure of the utility RDREC − Index 9
Byte
Bit 7
0
1
2
3
AS-i master CM 1243-2 and AS-i data decoupling unit DCM 1271 for SIMATIC S7-1200
Manual, 04/2013, A5E02655230010A/RS-AA/003
Bit 6 Bit 5
I/O configuration
ID1 code
Bit 6 Bit 5
I/O configuration
ID1 code
7.2 Description of the AS-i line calls and AS-i slave calls
Meaning
Bit 4 Bit 3
Version_hi = 0x00
Version_lo = 0x00
Meaning
Bit 4 Bit 3
Version_hi = 0x00
Version_lo = 0x00
Using the data record interface
Bit 2 Bit 1
ID code
ID2 code
Bit 2 Bit 1
ID code
ID2 code
Bit 0
Bit 0
85