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liudong1988
級別: 正式會(huì )員
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樓主  發(fā)表于: 2015-07-10 21:27
故障，在生產(chǎn)過(guò)程中，操作工不小心將掃碼槍232通訊線(xiàn)踢斷，重新恢復后，掃碼槍就不能再和 plc通訊了，RCV接收指令一直顯示紅色。查看信息顯示非致命錯誤對端口0同時(shí)執行XMT/RCV指令。請問(wèn)應該如何解決，非常感謝！
wjh110316
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1樓  發(fā)表于: 2015-07-10 21:41
還是確認一下通訊線(xiàn)路。
liudong1988
級別: 正式會(huì )員
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2樓  發(fā)表于: 2015-07-10 22:47
我懷疑通信口會(huì )不會(huì )燒壞。

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