Siemens SIMATIC ET 200SP Manual page 9

Properties
The communication module CM DP can be used with the ET 200SP CPUs. You insert the
communication module to the right next to the CPU.
The communication module has the following properties:
● Technical properties
– Connects the CPU of the ET 200SP distributed I/O system with PROFIBUS DP
– Bus connection via RS485 interface
● Supported functions
– Operation as DP master or DP slave
– Enable/disable DP slave
– Diagnostics requirements
– Identify the bus topology in a DP master system
– Identification data I&M 0
– Time-of-day synchronization
– Line diagnostics
– S7 services
Supported communication services
The communication module supports the following communication services:
● PROFIBUS DP-Master, as of STEP 7 V13, Update 3
– PROFIBUS DP according to IEC 61158 and 61784 DPV1, DP master for DP slaves
● PROFIBUS DP slave, as of STEP 7 V13, SP1
– PROFIBUS DP according to IEC 61158 and 61784 DPV1, DP slave and I-slave
Note
DP master or DP slave
Note however: The CM DP only supports alternative operation as DP master or DP slave.
Communication module CM DP (6ES7545-5DA00-0AB0)
Manual, 12/2014, A5E33619758-AB
according to PROFIBUS DP and DPV1 standard
Product overview
2.1 Properties
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