Siemens Simatic M7-400 Reference Manual page 570

Parameter Sets for Signal Modules
Structure of Data Record 1
The figure below shows the structure of data record 1 (bytes 0, 1 and 2) for the
parameters of the digital output modules.
You enable a parameter by setting the corresponding bit to "1".
Byte 0
Byte 1
Byte 2
Figure A-3
A-8
7 6 0
Reaction to CPU STOP
Diagnostic interrupt enable
7 6 5 4 3 2 1 0
Enable substitute value 1 on channel 0
Enable substitute value 1 on channel 1
Enable substitute value 1 on channel 2
Enable substitute value 1 on channel 3
Enable substitute value 1 on channel 4
Enable substitute value 1 on channel 5
Enable substitute value 1 on channel 6
Enable substitute value 1 on channel 7
7 6 5 4 3 2 1 0
Enable substitute value 1 on channel 8
Enable substitute value 1 on channel 9
Enable substitute value 1 on channel 10
Enable substitute value 1 on channel 11
Enable substitute value 1 on channel 12
Enable substitute value 1 on channel 13
Enable substitute value 1 on channel 14
Enable substitute value 1 on channel 15
Data Record 1 for Parameters of the Digital Output Modules
S7-400, M7-400 Programmable Controllers Module Specifications
Substitute value
Substitute value
A5E00069467-07