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5.4 Network Dedicated Instruction
5.4.27 BUFRCV instruction
5-229
ZP_BUFRCV
5
MODULE DEDICATED
INSTRUCTION
ZP_BUFRCV
Program Example
The following program reads out receive data from the fixed buffer of the connection 1.
(The I/O signals of the Ethernet module are X/Y00 to X/Y1F)
[Structured ladder/FBD]
Connection 1 open
completion signal
Connection 1 open
request signal
Fixed buffer 1
receive status signal
Receive
instruction 1 PLS
Reads data in
fixed buffer
communication
Normal completion
Error completion
Process on normal completion
Process on error completion