Direct Data Exchange With Cpus 31X-2 Dp/31Xc-2 Dp - Siemens CPU 313C Hardware And Installation Manual

([DPSOH
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
CPU
DP slave 1
Figure 9-8 Direct data exchange with CPUs 31x-2 DP/31xC-2 DP
S7-300 Automation System, Hardware and Installation: CPU 31xC and CPU 31x
A5E00105492-03
DP master
system 1
CPU
DP master 1
CPU
DP slave 2
DP master
system 2
CPU
DP master 2
DP slave 3
CPU
DP slave 4
&RPPLVVLRQLQJ
DP slave 5
9-33