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Structure for
The diagnostic message for the S7/M7 DP master contains 24 bytes of data.
S7/M7 DP master
The structure of the entire diagnosis is shown in Table 8-7.
Table 8-7
0
1
2
3
4
5
6
7
8
9
10
11
12
13 – 16
17 – 23
Distributed I/O System DP/ASi Link
EWA 4NEB 710 6055-02b
Diagnostic message structure for the S7/M7 DP master
Byte(s)
Stations status 1
Stations status 2
Stations status 3
Station number, DP Master
Manufacturer ID (801B
Header and length of module diagnosis
Module diagnosis
Module diagnosis
Header and length of station diagnosis
S7 diagnostic interrupt ID
S7 slot
Reserved
Part 1 of station diagnostic data (DS 0)
Part 2 of station diagnostic data (DS 1)
Diagnostics and Error Handling
S7/M7 DP Master
)
H
8-11
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