Description Of The As-I Commands - Siemens SIMATIC ET 200SP Manual

9.4

Description of the AS-i commands

Overview
The commands that the user program can issue to the CM AS-i Master ST are described
below. With these commands, the AS-i master makes available the complete functionality of
the M4 master profile of the AS-i master specification.
Note
Adaptations when using existing user programs
Please observe the following adaptations when using existing user programs:
For some commands of the CM AS-i Master ST, the command numbers have been changed
and the data structures belonging to the command have been optimized compared to other
AS-i masters (e.g., DP/AS-i LINK Advanced).
The following table provides an overview of the modified command numbers:
No. A5: Set_Permanent_Configuration (Page 112)
No. A6: Get_Permanent_Configuration (Page 113)
No. A8: Read_Actual_Configuration (Page 115)
No. A9: Set_LPS (Page 116)
No. B0: Get_LPS, Get_LAS, Get_LDS, Get_Flags (Page 122)
No. B9: Read_overall_configuration (Page 125)
No. BA: Write_overall_configuration (Page 131)
No. BE: Get_LPF (Page 147)
No. CA: Read_Error_Counter (Page 152)
No. CB: Read_and_Delete_AS-i-Master_Error_Counter (Page 155)
No. CC: Read_AS-i_error_counter (Page 156)
No. CD: Read_and_delete_AS-i_Slave_error_counter (Page 157)
AS-Interface master CM AS-i Master ST (3RK7137-6SA00-0BC1)
Manual, 07/2017, A5E02655262020A/RS-AD/004
Command name
Using the command interface
9.4 Description of the AS-i commands
Coding for
DP/AS-i LINK Advanced
25
H
26
H
28
H
29
H
30
H
39
H
3A
H
3E
H
4A
H
4B
H
4C
H
4D
H
Coding for
CM AS-i Master ST
A5
H
A6
H
A8
H
A9
H
B0
H
B9
H
BA
H
BE
H
CA
H
CB
H
CC
H
CD
H
103