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00555666
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樓主  發(fā)表于: 2008-11-01 15:05
{MOV K1 Y001 D8014}是什么意思？前面加一個(gè)常開(kāi)X0為什么每當X0接通出現不同的輸出《Y輸出》..具體是當你接通PLC后使X0接通Y2和Y3同時(shí)接通關(guān)閉PLC再開(kāi)接通X0出現Y1.Y3.Y5接通.每次PLC斷開(kāi)再接通就出現這種情況.不一定是哪個(gè)輸出接通有的時(shí)候只有1個(gè)點(diǎn)輸出
haoke
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1樓  發(fā)表于: 2010-04-19 23:18
你把數據寄存器換了。上面回答的人還真上當。不過(guò)還是要提醒一樓的問(wèn)題更大。D8014是時(shí)鐘的特殊數據寄存器。時(shí)鐘會(huì )變的。

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