Omron CJ Series Connection Manual page 70

 4. Send processing
No. Function
4.1. Send processing start
4.2. Socket service parameter area
setting
4.3. Send request dedicated
control bit ON
Description
Starts the send processing
The send processing ends by shifting to the receive processing
or the logout processing.
Sets the parameters necessary for the send processing.
•Sets the number of bytes to send.
•Sets the memory for the send data storage area.
•Sets the start address for the send data storage area.
•Clears the response code storage area.
Starts the send processing monitoring timer, and turns ON the
dedicated control bit for the send processing request.
9．Program
67