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Re: 請教一各輸入問題
#2
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程式改成如下, 應該就可以

DATA1:
MOVF PORTC,W
ANDLW 1
BTFSS STATUS,Z
GOTO DATA11
MOVLW 0
MOVWF ADC
RLF ADC,1
RETURN
DATA11 MOVLW 1
MOVWF ADC
RLF ADC,1
RETURN

發表於: 2006/8/28 10:38
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請教一各輸入問題
#1
高級會員
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假設PORTC的第一隻腳為輸入

我直接外加電源到第一隻腳

然後利用程式去判讀此腳的0與1

判讀程式部分:
DATA1:
    
BTFSC    PORTC,0    
    
GOTO    DATA11    
    MOVLW    .0    
    MOVWF    ADC
    RLF    ADC
,1
    
RETURN
DATA11    MOVLW    .1        
    MOVWF    ADC
    RLF    ADC
,1
    
RETURN

結果我預設的暫存器ADC 都沒反應

請問哪裡有錯誤?或是別的地方有漏到?

謝謝

發表於: 2006/8/20 22:34
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