Siemens SIMATIC S7-300 Reference Manual page 508
Programmable logic controllers module data
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Structure of data record 1
The diagram below shows the structure of data record 1 of the parameters of the
SM 332; AO 8 x 12 bits.
You activate the diagnostics interrupt enable by setting the corresponding bit in
byte 0 to "1".
Byte 0
Byte 1
Byte 2
Byte 3
Byte 4
Byte 5
Byte 6
Byte 7
Byte 8
Byte 9
Bytes 10 to 13 are not assigned
Figure A-18
A-40
7 6
Diagnostics interrupt enable
7
6 5
4
3 2 1
Channel 4
Channel 5
Channel 6
Channel 7
Channel 3
7
4 3
Output type
Data Record 1 for Parameters of the Analog Output Modules
0
0
Behavior on CPU STOP
Channel 0
Channel 1
Channel 2
0
Output channel 0
Output channel 1
Output channel 2
Output channel 3
Output channel 4
Output channel 5
Output channel 6
Output channel 7
Output Range
See Table A-31
Programmable Logic Controllers S7-300 Module Data
0 = Outputs
de-energized
1 = Hold last value
A5E00105505-03
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