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liuliangdt
liuliangdt
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樓主  發(fā)表于: 2011-05-27 22:28
我想問(wèn)一下各位大哥們，仿真器跟PLC到底有多大的區別。語(yǔ)句指令：
LD  >=  D0  K2995    與   LD  >=   K2995    D0    有什么區別？
我仿真的時(shí)候 LD  >=  K2995  D0   就不執行或者是錯誤了。
還有雙線(xiàn)圈，是特意寫(xiě)的。在仿真時(shí)候就是沒(méi)有輸出。
祥林嫂
做工控人，不停地學(xué)習，不停地分享、交流。
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1樓  發(fā)表于: 2012-02-28 07:04
學(xué)習了,我誤以為仿真器和仿真軟件一樣了,仿真軟件還行吧?

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