phamhoangdung

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About phamhoangdung

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    Hi, I am New!

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  1. connection cpu226

    phamhoangdung replied to Script's topic in Siemens

    Hi Script. You can check system again. I think your problem is : When you connect PLC and Pc you should turn off s7-200 software on Pc or turn off hyper terminal software or other software for connect PC and PLC. Before i had problem like you. Good luck.
  2. Please help me. I want to control relay 5A by vb6 via mscomm. if you have schematic and source code please give me.