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駱海深
級別: 略有小成
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樓主  發(fā)表于: 2019-01-19 13:23
今天去面試的一個(gè)題目，把我難到了。這題目如何做��？？？
FX2N的PLC，要用4個(gè)高速計數器同時(shí)計數，當X6閉合時(shí)，4個(gè)高速計數器的每一個(gè)計數器分別不等于100時(shí)馬上中斷輸出。如果4個(gè)高速計數器分別都是等于100，然后X7復位4個(gè)高速計數器，重新開(kāi)始計數下一輪。
wangnaizhi
級別: 工控俠客
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注冊時(shí)間: 2015-08-31
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1樓  發(fā)表于: 2019-01-19 16:57
你面試的是什么行業(yè)的  我們這個(gè)行業(yè)好像不怎么用中斷和高速輸入  

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