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beau123
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樓主  發(fā)表于: 2018-11-06 08:45
現在,手里有FX3U的PLC及3u的以太網(wǎng)模塊,,工控機一臺,,想做一下工控機通過(guò)OPC來(lái)收集PLC的數據,,,,沒(méi)做過(guò)
最后實(shí)現數據進(jìn)入數據庫里,,
請教一下各位大神,,有沒(méi)有案例的 ,,求教,,求教。!
心靈交戰
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1樓  發(fā)表于: 2018-11-30 13:53
我做過(guò)上位機與PLC無(wú)協(xié)議通訊的(TCP/IP),為什么要用OPC,自己定義發(fā)送什么數據、接收什么數據不是更方便些

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