5 using socket service functions, Using socket service functions, Procedure – Omron CS CJ1W-ETN21 User Manual

Page 131: Settings required for socket service function

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107

Using Socket Service Functions

Section 6-5

6-5

Using Socket Service Functions

6-5-1

Procedure

6-5-2

Settings Required for Socket Service Function

The following settings must be made in the Unit Setup when using socket ser-
vices.

1.

Make the basic settings.

Refer to SECTION 2 Startup Procedure in the Operation Manual Construction of Networks.
↓

2.

Use the CX-Programmer or Programming Console to make the socket service settings in the
socket service parameter areas 1 to 8 (m+18 to m+88) allocated in the DM Area.

Note: The first word m in the allocated DM Area = D30000 + (100

×

unit number)

↓

3.

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.
↓

4.

Use one of the following methods to request socket services.

Manipulating Dedicated Control Bits

Turn each of the Socket Service Request Switches 1 to 8 in the CIO Area from OFF to ON.

Executing the CMND(490) Instruction

Send each of the socket service requests in FINS commands addressed to the Ethernet Unit.

CX-Programmer

Unit Setup Tab

Setting

Setting requirements

Page

Setup

Broadcast

Required.

108

IP Address

Optional

Sub-net Mask

Optional

IP Router Table

Optional (Set when Ethernet
Unit will communicate through
the IP router with a socket on
another IP network segment)

TCP/IP keep-alive

Optional (Change when the
default setting of 120 min is
unacceptable.)

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