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樓主  發(fā)表于: 2011-04-01 21:11
我有臺機床采用的是觸屏和三菱FX1N。由于觸屏和plc連接占用了微機唯一的通訊口。我現在想在線(xiàn)監控plc程序。請問(wèn)：我如何實(shí)現電腦和plc的通訊，而不影響工作
gtz
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1樓  發(fā)表于: 2011-04-02 13:17
加一個(gè)RS-422通信板就行啦�？梢酝瑫r(shí)通信，我試過(guò)。沒(méi)問(wèn)題的。

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