Siemens Simatic S7-300, Hardware And Installation Manual, Page: 109 / 242

Addressing
S7-300 Programmable Controller Hardware and Installation
A5E00105492-01
7-7
CPU 314 IFM
The following addresses are assigned to the integrated I/O of CPU 314 IFM:
Table 7-2 Integrated I/O of CPU 314 IFM
Inputs/Outputs Addresses Remarks
20 digital inputs 124.0 to 126.3
of those are 4 Inputs for
integrated functions:
126.0 to 126.3 Optional utilization of Inputs for
integrated functions:
•
Counting
•
Counting A/B
•
Frequency measurement
•
Positioning
•
Interrupt input
Refer to the Manual
Integrated functions
16 digital outputs 124.0 to 125.7 –
4 analog inputs 128 to 135 –
1 analog output 128 to 129 –
CPU 312C
The following addresses are assigned to the integrated I/O of CPU 312C:
Table 7-3 Integrated I/O of CPU 312C
Inputs/Outputs Default: addresses Remarks
10 digital inputs 124.0 to 125.1
of those are 8 Inputs for
technological functions:
124.0 to 124.7
6 digital outputs 124.0 to 124.5
of those are 2 Inputs for
technological functions:
124.0 to 124.1
All digital inputs can be programmed
as interrupt input.
Optional technological functions:
•
Counting
•
Frequency measurement
•
Pulse width modulation