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Please check my GitHub Repositories for the latest sources:


List of content public available to download:

Check my old blog (http://mestaa.blogspot.com)  for older articles.


  1. Manuel Betancurt

    Example on how to write sequences with Siemens Step 7 (S7-300), link for download excersise. Thanks

  2. about PC and Siemens TDC communication, is there any dll like libnodave or snap7?

  3. WPF Touch Keypad and Keyboard Link is not working! please can you provide me another link?

  4. Your project on viewing cameras is superb but somehow ip camera project is not working. I am using ip camera of hikvision.

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