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Time Sequence Chart for the SEND_440 FB
The figure below illustrates the behavior of the DONE and ERROR parameters,
depending on how the REQ and R inputs are wired.
REQ
R
DONE
ERROR
Figure 6-1
Note
The REQ input is edge-triggered. A positive edge at the REQ input is sufficient. It
is not necessary for the RLO (result of logical operation) to be at "1" during the
whole transmission.
Point-to-point connection CP 440 Installation and Parameter Assignment
A5E00057742-02
Time Sequence Chart for the 10 SEND_440 FB
Communication Using Function Blocks
6-9
- Quick Links:
- Configuring and Parameterizing the Cp
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