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dubi7644
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樓主  發(fā)表于: 2018-12-29 10:50
怎么通過(guò)外部程序給PLC軟元件賦值。例如：某一個(gè)或某幾個(gè)d點(diǎn)，我現在是用電腦通過(guò)網(wǎng)絡(luò )連接上PLC，來(lái)更改某一個(gè)D點(diǎn)的值（這個(gè)值是掃描接收到的數據，在沒(méi)有掃描成功的情況下，要人工補上一個(gè)值），能否通過(guò)某一程序或軟件，在不用連接PLC的情況下，來(lái)對這個(gè)D點(diǎn)的值，進(jìn)行賦值。
焦劉吉
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1樓  發(fā)表于: 2018-12-29 11:45
三菱MC協(xié)議，以太網(wǎng)或串口，用上位機這VB或C#
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