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Re: 16F690 A/D轉換的問題
#2
版主
版主


查看用戶資訊
參照:
movlw ADRESL
movwf OOI

初步看起來是這裡寫錯,movlw ADRESL 應改為 movf ADRESL,W 才對,這樣ADRESL的結果才會傳給 W Reg.

另外,movlw 00I 也錯了,改一下吧!

發表於: 2007/12/20 14:20
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16F690 A/D轉換的問題
#1
新會員
新會員


查看用戶資訊
我是新手
以下是我A/D轉換的程式
Adcm
        
    BANKSEL ADCON1 
    MOVLW     
B'01110000'         
    
MOVWF     ADCON1    
    BANKSEL ADCON0     
    MOVLW     
B'10001001'
    
MOVWF     ADCON0
    BANKSEL TRISA     
    BSF     TRISA
,1     
    BANKSEL ANSEL     
    BSF     ANSEL
,1
     call      DLY0
    banksel    PIR1
    BCF    PIR1
,6
    BSF     ADCON0
,GO         
    BTFSC     ADCON0
,GO 
    
goto    $-1
    BANKSEL ADRESL     
    movlw     ADRESL     
    movwf     OOI
mail
    banksel    CCPR1L
    movlw    OOI
    movwf    CCPR1L
                
goto    Adcm

我是用AN1來讀取資料,可是我寫這段城市都只能讀取一次而已,不能一直連續抓取,請問一下,是我有地方寫錯還是有啥沒設定到,請各位幫忙一下

發表於: 2007/12/19 20:18
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