6 F 3 B 0 3 6 2

f.UDP transmission processing example

Ladder program flowchart

UDP transmission processing start

Socket status read/verify

Are bits C and E both 1?

No

(Opened state?)

 

Yes

 

Execute a UDP send request

(CMD = 0032H).

Hold the input of function block in the on state until the SEND instruction completes.

Instruction completion

Error result

The processing in this section can be performed at this stage or at the point the instruction terminates abnormally.

The specified UDP socket is in the closed state. (Open processing is required.)

Verify the status

Normal complete?

Yes

No

An error occurred in transmission processing.

Transmission from the specified socket is not possible.

Handle the error according to the completion and socket status.

Terminate UDP transmission

processing

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Toshiba T2N instruction manual UDP transmission processing example Ladder program flowchart