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Re: PWM 問題
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資深會員
 
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分辨率應該是我們說的解析度吧?
發表於: 2009/4/4 22:18
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Thanks,
Edward Lee |
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Re: PWM 問題
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新會員
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分辦率是什麼意思?
發表於: 2009/4/4 15:07
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PWM 問題
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新會員
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我使用PIC18F4550
相關公式為 PWM 週期= [(PR2) + 1] • 4 • TOSC •(TMR2 预分频值) PWM 占空比 = (CCPRXL:CCPXCON<5:4>) •TOSC • (TMR2 预分频值) PWM 分辨率（最大）= (log(FOSC/FPWM))/log(2) 其中TOSC、TMR2 预分频值、FOSC、FPWM是什麼意思? 另外週期、占空比、分辨率可否分別舉例說明並計算，謝謝。
發表於: 2009/4/4 15:01
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