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八百橋
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樓主  發(fā)表于: 2015-05-19 11:56
給位大俠：
    請問(wèn)我想用S7-200 CPU224XP來(lái)寫(xiě)個(gè)程序，就是來(lái)測量某個(gè)設備的轉速，并顯示轉速，需要哪些其它設備，程序怎么寫(xiě)呢？O(∩_∩)O謝謝
    郵箱450913356@QQ.COM
zengchen
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1樓  發(fā)表于: 2015-05-19 22:02
高速計數器  定時(shí)中斷處理就是了

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