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Re: 請教有關dsPIC30F2020的PWM問題
#2
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問題已經找到了!!

Configuration Bits的OSC mode 要改為International Fast
RC (FRC) w/ PLL就可以正常運作了!!

發表於: 2008/3/2 15:27
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請教有關dsPIC30F2020的PWM問題
#1
新會員
新會員


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大家好:
首先dsPIC30F2020中有pwm1~4,先前學生試過了pwm1~3都沒有問題,但是現在改用pwm4卻沒有輸出了,
但是設定的方式跟先前一樣,就不知道原因還在了。
設定如下:

void Init_PWM4(void)
{
PTCON = 0x0400 ;
PTPER = PWM_Period ;
PWMCON4 = 0x0081 ;
FCLCON4 = 0x0003 ;
PDC4 = 0x0008 ;
IOCON4 = 0x8000 ;
PTCONbits.PTEN = 1 ;
}

先前的pwm1~3都是相同的設法,但是現在pwm4卻沒有輸出,不知原因為何?

發表於: 2008/3/1 10:34
Twitter Facebook Google Plus Linkedin Del.icio.us Digg Reddit Mr. Wong 頂部







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