Product overview
Communication
16 Function Manual, 12/2017, A5E03735815-AF
Interfaces of communications modules
Interfaces of communications modules (CMs) extend the interfaces of CPUs (for example,
the communication module CM 1542-5 adds a PROFIBUS interface to S7-1500 automation
system).
Figure 2-2 PROFIBUS DP interface of the CM 1542-5 and CM DP
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