Direct Data Exchange With Cpus 31X-2 Dp/31Xc-2 Dp - Siemens SIMATIC S7-300 Hardware And Installation Manual

Example:
The sample in the figure below shows the relationships you can configure for direct
data exchange. In the figure, all DP masters DP slaves are a CPU 31x-2 DP/31xC-
2 DP respectively. Note that other DP slaves (ET 200M, ET 200X, ET 200S) can
only operate as sending station.
CPU
PROFIBUS
DP slave 1
Figure 9-11 Direct Data Exchange with CPUs 31x-2 DP/31xC-2 DP
S7-300 Programmable Controller Hardware and Installation
A5E00105492-02
Dp master
system 1
CPU as
DP master 1
CPU CPU
as as
DP slave 2
DP master
system 2
CPU as
DP master 2
DP slave 3 CPU
as
DP slave 4
Commissioning
DP slave 5
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