Addressing
S7-300 Programmable Controller Hardware and Installation
7-8 A5E00105492-01
CPU 313C
The following addresses are assigned to the integrated I/O of CPU 313C:
Table 7-4 Integrated I/O of CPU 313C
Inputs/Outputs Default: addresses Remarks
24 digital inputs 124.0 to 126.7
of those are 12 Inputs for
technological functions:
124.0 to 125.0
125.4 to 125.6
16 digital outputs 124.0 to 125.7
of those are 3 Inputs for
technological functions:
124.0 to 124.2
4 +1 analog inputs 752 to 761
2 Analog outputs 752 to 755
All digital inputs can be programmed
as interrupt input.
Optional technological functions:
• Counting
• Frequency measurement
• Pulse width modulation
CPU 313C-2 PtP/DP
The following addresses are assigned to the integrated I/O of CPU 313C-2 PtP/DP:
Table 7-5 Integrated I/O of CPU 313C-2 PtP/DP
Inputs/Outputs Default: addresses Remarks
16 digital inputs 124.0 to 125.7
of those are 12 Inputs for
technological functions:
124.0 to 125.0
125.4 to 125.6
16 digital outputs 124.0 to 125.7
of those are 3 Inputs for
technological functions:
124.0 to 124.2
All digital inputs can be programmed
as interrupt input.
Optional technological functions:
• Counting
• Frequency measurement
• Pulse width modulation
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