Procedure For Using Socket Service Functions - Omron CP1L-EL20DR-D Operation Manual

Socket Services
6-6-2

Procedure for Using Socket Service Functions

Procedure for Using Socket Service Functions
Precautions
Note
192
1. Make the basic settings.
Refer to 6-4-3 Basic Settings.
2. Use the CX-Programmer or Programming Console to make the socket
service settings in the socket service parameter areas 1 to 3 (m+8 to m+37)
allocated in the DM Area.
Note The first word m in the allocated DM Area = D32400
Select Transfer to PLC from the Options Menu, and then click the Yes
button. The Setup data in the allocated DM Area will be transferred to the
CPU Unit.
A Socket Service Parameter Area cannot be used for other sockets once
open processing has been successfully completed for it. Check the socket
status before attempting to open a socket. TCP socket status is provided in
words m+4 to m+6 in the DM Area for sockets 1 to 3.
When a send or receive request is made, the data will be automatically sent or
received according to the send/receive data address in the Socket Service
Parameter Area. When processing has been completed, a response code will
be automatically stored in the Socket Service Parameters.
Section 6-6