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自學(xué)成才
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樓主  發(fā)表于: 2015-01-16 19:30
臺達DVP60ES2型PLC有一個(gè)RS232通信端口，已經(jīng)與觸摸屏連接通信了，想用電腦監控程序運行。用USB轉串口線(xiàn)加一個(gè)RS232轉RS485模塊將電腦與DVP60ES2PLC連接，但通信不上，求幫助
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1樓  發(fā)表于: 2015-01-17 09:08
臺達DVP60ES2有三個(gè)通訊口，你用RS485與屏通信，COM1與電腦連接監控PLC。USB轉串口線(xiàn)也可以在線(xiàn)監控，編程軟件默認是COM1，需要設置通信端口

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