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Re: 請問pic 18f 4431 pwm周期算法
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資深會員
 
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我是參考下載區的PIC18F4431 PWM Module 的範例程式
範例是使用PCPWM模組，選用自由運轉模式。去產生PWM週 期100us。 不知公式是否為上圖?? 是的話，該PTMRPS值要如何得知??
發表於: 2006/4/14 16:57
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請問pic 18f 4431 pwm周期算法
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資深會員
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 movlw .99 movwf PTPERL,ACCESS clrf PTPERH,ACCESS Period will be 100uS when Fosc=16Mhz 此範例是用，自用運轉模式 要怎麼算出周期100us ?? 那個PTMRPS 值是怎麼得知??
發表於: 2006/4/13 0:18
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