DDE (CF_TEXT) Server

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Manual > Device Connection Guide > Network > Connection Procedure >

DDE (CF_TEXT) Server

overview

Connect to the DDE server. The following three pieces of information are required to connect to the DDE server.

 

Application Name: The application name of the DDE server you want to connect to.

Topic name: The topic name of the DDE server you want to connect to.

Item name: The item name of the DDE server to connect to.

 

 

Settings Dialog Details

Communication Settings

c_plc_0749

 

 

Application Name
DDE application name.

 

Topic Name
DDE topic name.

 

How to connect
Normally, select "2 - Hot Link (recommended)".

 

Update Cycle
The interval at which the value is updated.

 

DDE Waiting time after initialization
This is the waiting time after calling DdeInisialize. Normally, set this to 0.

 

Topic connection wait time
This is the waiting time after calling DdeConnect. Normally, specify 0.

 

Tag communication settings

c_plc_0750

 

 

Item Name
Specifies the item name of the DDE server.