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liu513027604
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樓主  發(fā)表于: 2013-08-13 23:19
SFC中S0初始步的意義是什么？是否初始步中的結果會(huì )應用的以后的每一步？在SFC程序的中間某一步時(shí)，改變初始步中的條件會(huì )不會(huì )影響到以后的步？還有在編制程序塊時(shí)，第一個(gè)塊必須是梯形圖塊，這個(gè)塊中的條件是不是適用于以后的每一步？
成功學(xué)習
我佛慈悲，
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1樓  發(fā)表于: 2013-08-14 23:25
兄弟啊，看看編程方面的書(shū)吧，里面有。

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