Siemens Simatic S7-300 CP 341 - Figure 2-19 Flow Diagram of Data Transmission with the RK 512 When Partner Requests Are Made

Basic Principles of Serial Data Transmission
2.5 Data Transmission with the RK 512 Computer Connection
CP 341 Point-to-Point Communication, Installation and Parameter Assignment
Manual, 09/2008, A5E02191071-01 61
RK 512 Partner Requests
The figure below shows the processes involved in the RK 512 computer connection when
partner requests are made.
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Figure 2-19 Flow diagram of data transmission with the RK 512 when partner requests are made
Extended error display at the receive FB
Activate the parameter "Display receive error at FB" to also display a message frame
received with errors at the status output of the function block P_RCV_RK.
If the parameter is deactivated, an entry is only created in the diagnostic buffer of the
CP 341.
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