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學(xué)習的孩子
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樓主  發(fā)表于: 2020-05-20 09:31
我現在用的是step7 的軟件 SCL語(yǔ)言寫(xiě)的  有這樣一句：IF  OSR (in:= dbMachineMode.STA.Auto_Started  , trig    := dbAuto.CMD.Start_FP)            THEN。。。。
這個(gè)OSR我知道是上升沿，但是括號里面的in  和trig 表達的又是什么意思？
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1樓  發(fā)表于: 2020-05-22 12:50
IN是上升沿的信號來(lái)源，trig是被觸發(fā)的輸出點(diǎn).
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