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MCLV反電動勢偵測電路新舊版差異問題
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初級會員
 
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各位前輩大家好:
1.我發現舊版的MCLV反電動勢偵測電路有比較器+磁滯電路,而新版的則沒有,為什麼? 2. 舊版的MCLV用DsPIC30F3010，而新版的用DsPIC33FJ32MC204，在AD偵側反電動勢的反應速度上會有差異嗎?我們現在開發的馬達為微形三相轉子四磁極的馬達,目標轉速要達15000 RPM,DsPIC30F和DsPIC33F都能勝任嗎?(目前有無感測和Hall有感測兩種type) 因現再面您一些關鍵元件規格選用的問題(如反電動勢偵測用之比較器,或MCU)再麻煩各位不吝指教!!!
發表於: 2009/7/9 21:28
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