Siemens CP 243-2 User Manual
Page 78
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Command Interface
5-10
SIMATIC NET CP 243-2 AS-i Master
C79000-G8976-C142/02
General Structure of the Response Buffer
Depending on the command, the response buffer can extend over a maximum of
14 banks (bank 2–15 in the analog module) and a maximum of 224 bytes.
In the following description of the command interface, the start address 0 is
assumed for the analog output module of the CP to simplify byte numbering.
Table 5-5
Bank
Byte
Meaning / Content
2
0
Command number (echo)
1
Command status
2
Response data
3
Response data
4
Response data
5
Response data
6
Response data
7
Response data
8
Response data
9
Response data
10
Response data
11
Response data
12
Response data
13
Response data
14
Response data
15
Response data
.
.
.
.
.
.
.
.
.
15
0
Response data
:
:
15
Response data
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