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wwqcf1
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樓主  發(fā)表于: 2008-12-08 11:46
我提沒(méi)串口由USB轉成串口,在讀三菱plc(fx2n)時(shí)可以讀到,但不能寫(xiě)操作,每次寫(xiě)操作都提示通訊不成功,我用這串口讀寫(xiě)過(guò)三菱f940的介面,白光介面和威綸介紹都正常,有誰(shuí)分析下這是什么原因
vincent_911
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1樓  發(fā)表于: 2008-12-08 14:11
通訊要改482

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