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luoluofeifei
lofaye work
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樓主  發(fā)表于: 2009-09-02 22:01
如何設定時(shí)間到讓PLC自動(dòng)加密
lofaye work
yfdxb
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1樓  發(fā)表于: 2009-09-03 08:10
定做PLC應該可以
致力各種非標設備之機械、電氣一體開(kāi)發(fā)。
mumubaobao
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2樓  發(fā)表于: 2009-09-03 16:16
個(gè)人用程序自動(dòng)給plc加密好像還是不能實(shí)現吧，再說(shuō)現在的解密軟件那么多加密也沒(méi)多大意義，我一朋友試過(guò)將plc傳輸口的接線(xiàn)搞亂，只有他改動(dòng)過(guò)的電纜才能通訊，這樣對付一般的人好像還比較奏效

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