8 BUILT-IN ETHERNET FUNCTION INSTRUCTIONS
8.3 Predefined Protocol Support Function Instruction
1113
8
• The following figure shows the protocol cancel operations from time to time.
• If a cancel request is issued before transmission
The following figure shows the operation when the protocol execution status is "1: Waiting for transmission".
OFF
OFF
OFF
OFF
ON
ON
The Ethernet module will no
longer receive data nor
execute protocols.
1: Cancellation requested 2: Cancellation completed
Protocol cancellation
(for the connection number
specified by (s1))
The processing stops.
CPU module
External device
SP.ECPRTCL instruction
CPU module
Completion device (d)
Send packet
Send packet
Completion status
indication device (d)+1
Completed with an error
Standby time
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