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Recent content by davidcohen

  1. davidcohen

    Networkcard WinCC S7-300

    thanks Fritzfrederix, but I've tried that - defined MAC addresses for both the PLC and winCC computer, using Ethernet, but the Step7 computer still doesn't identify the winCC computer (although they're all on the same Ethernet), and the winCC computer still doesn't see the PLC... do you know...
  2. davidcohen

    Networkcard WinCC S7-300

    Hello, I have a PLC, a computer with Step7 and a computer with winCC (v6), all connected over Ethernet (using MAC addresses, no TCP/IP). I try to read tags on the PLC with winCC, but the PLC is said to be disconnected. I know this can't be the case because I'm able to monitor it and download to...
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