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請叫我老鐵
人生就像蒲公英，看似自由，卻身不由己。
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樓主  發(fā)表于: 2016-09-01 19:22
原創(chuàng )兩臺S7-200自由口通訊  帶詳細注釋  甲機和乙機程序一樣   使用PORT0端口  IB1發(fā)送   QB1接收。
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