Siemens SIMATIC CP 340 User Manual

Communication using function blocks
6.6 Delete receive buffer, FB12 "P_RESET"
PtP coupling and configuration of CP 340
Manual, 04/2011, A5E00369892-03
123
Time sequence chart for the P_RESET FB
The figure below illustrates the behavior of the DONE and ERROR parameters depending
on the input circuit of REQ.
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Figure 6-5 Time sequence chart for the P_RESET FB
Note
The REQ input is edge-triggered. A positive edge at the REQ input is adequate. It is not
required that the RLO (result of logical operation) is "1" during the whole transmission
procedure.

Siemens SIMATIC CP 340 Specifications

General

Brand	Siemens
Model	SIMATIC CP 340
Category	Computer Hardware
Language	English