Siemens SIMATIC S5-100U System Manual page 113

S5-100U
Figure 6-7 shows a possible programmable controller configuration and storage of information in the
process I/O images.
Slot
CPU
Bit
7 6 5 4 3 2 1
Unassigned
address area
Figure 6-7. Assignment of Process Images to the I/O Modules
EWA 4NEB 812 6120-02b
0 1 2 3 4
° ° °
° ° °
° ° °
° ° °
° °
° °
° °
° °
DE
AI AQ DI DI DQ
0
0
1
2
3
4
31
Unused areas
64
65
66
67
Byte
127 PII
27 28 29 30
°
°
°
°
...
DQ
Bit
7 6 5 4 3 2 1 0
0
1
2
3
4
27
31
Unassigned
address area
64
65
72
79
Byte
PIQ
127
Addressing
31
6-9