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bbicc12.23
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目前有個(gè)項目，PLC為主，外接設備為從。需要做485通訊控制設備動(dòng)作，并且讀取設備狀態(tài)，小弟在此求一份程序模板學(xué)習一下，之前做過(guò)的都是485只讀不寫(xiě)，沒(méi)做過(guò)又讀又寫(xiě)的，有點(diǎn)懵，勞煩各位大佬分享下案例，跪謝
wucailuobo
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