CVI DDE

[brunofr33]

Hello,

I try to exchange data between CVI and a PLC ( Controller E of IFM ), beut without success. I dont know how to use fonctions of the DDE interface.

Please help me!

[brunofr33]

there is nobody who can help me ?!!

[ChristopheS.]

Hi Brunofr33,

Why do you want use DDE function for comunicate with your PLC ?

Do you know OPC ? 

Do you know if your PLC have OPC compatibility ?

With OPC, it's more easy to comunicate with PLC, you can find on links below different information about this.

https://forums.ni.com/t5/LabWindows-CVI/Develop-OPC-application/m-p/282717?requireLogin=False

https://forums.ni.com/t5/LabWindows-CVI/OPC-SERVER-AND-CLIENT/m-p/65641?requireLogin=False

Regards,