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benelli
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樓主  發(fā)表于: 2019-10-14 14:12
RT.

1, 有沒(méi)有三菱PLC 的的練習題, 想自己做程序練習(從簡(jiǎn)到難 )

2.有沒(méi)有可以保存當前模擬狀態(tài)的所有數據 ,  后期可以讀取文件在模擬之前的保存文件的狀態(tài).

3. 還有一個(gè)問(wèn)題, 就是關(guān)于PLC 的掃描狀態(tài)
    書(shū)上說(shuō), PLC 先采集狀態(tài), 把狀態(tài)映入緩存區,  當掃描到END的時(shí)候在輸出,
    但是實(shí)際好像不是這樣的 , 觸摸屏上M0, 點(diǎn)動(dòng), 好像PLC 直接再中途就可以讀入本狀態(tài).
nightblueblu
道阻且長(cháng),窮且益堅。
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1樓  發(fā)表于: 2019-10-14 16:59
1樓的問(wèn)題講真寫(xiě)起來(lái)挺麻煩的,咱不如先整個(gè)3層的吧
如果三層電梯的邏輯數量是X,那么電梯在3層基礎上嗎,每增加一層,邏輯增加一倍
所以5層的邏輯是3層的4倍
N層就是X的N-2次方
[ 此帖被nightblueblu在2019-10-14 17:04重新編輯 ]
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