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匯榮鋁業(yè)
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樓主  發(fā)表于: 2011-07-05 11:37
圖片：
大伙看看。
liuhuaxing
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1樓  發(fā)表于: 2011-07-05 18:00
14樓的大哥，11樓的大哥已經(jīng)講的夠明白了吧 【具體實(shí)現方法是用PWM指令輸出可變占空比的脈沖，進(jìn)而可以調整電壓的高低】是指產(chǎn)生一個(gè)電壓模擬量 【2個(gè)電容的電路】是起平滑濾波作用，
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2樓  發(fā)表于: 2011-07-05 18:58
呵呵怎么會(huì )是24V呢？沒(méi)看清楚吧？

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