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devin_lxd
大家好才是真的好！
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樓主  發(fā)表于: 2019-12-03 13:35
我想問(wèn)問(wèn)在HMI中做一個(gè)開(kāi)按鈕。在plc程序里用置位和復位或者KEEP指令。
目的：我一直按著(zhù)HMI中的按鈕。程序里輸出一支有信號，我不按，程序里輸出沒(méi)信號。
這個(gè)怎么做呢？大家說(shuō)下看法哈
hgz284631157
工控小君
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1樓  發(fā)表于: 2020-01-08 17:36
這個(gè)太簡(jiǎn)單了
luowenping
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2樓  發(fā)表于: 2020-03-07 15:38
用set和rset指令keep指令   用常閉復位就ok

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