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).
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Figure 2-2
Communication
Function Manual, 11/2019, A5E03735815-AH
PROFIBUS DP interface
PROFIBUS DP interface of the CM 1542-5 and CM DP (to an ET 200SP CPU)
Product overview
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