2. Reference CWSERV from a Networked NT Client

Once you have setup the DDE Share on the server and CWSERV is running, you can access CWSERV from a client node. The syntax is slightly different than if CWSERV were running locally. The Service or Application name becomes the node name together with NDDE$. The topic name is the DDE Share name you just created. The Item name remains the same as it would locally.

Service/Application name


Topic name


Example in Microsoft Excel

When accessing CWSERV from EXCEL, you must put the Service/Application and Topic names in single quotes because of the '$' characters.

To access the value of the point, GEF_DEMO_ASETPT, from the node ALBP64, type the following:


More information

Remote Access of CWSERV on supported operating systems.