我想將兩個A/D口的電壓相減,用得到的值的大小作為一個條件!當條件為真時,即FLAG為51h時,才執行另外程序,否則不執行!但是加上這個程序后,不管任何情況下,另外一個程序都會執行!不知道這個條件程序執行了沒有,謝謝幫我看看!
            LD     Acc1,    #1 ; 1th channel
            LD     Acc0,    #6 ; 6 sample times
            CALL   AdcConvert
            LD     Acc0,    #6 ; 6 adjust number
            CALL   AdcDataAdjust
            CALL   AverageValue
            LD     CellVoltageL,   AverageValueL
            LD     CellVoltageH,   AverageValueH
            LD     Acc9,           CellVoltageL
            LD     Acc10,          CellVoltageH
;---------------
            LD     Acc1,    #0 ; 0th channel
            LD     Acc0,    #6 ; 6 sample times
            CALL   AdcConvert
            LD     Acc0,    #6 ; 6 adjust number
            CALL   AdcDataAdjust
            CALL   AverageValue
            LD     CellVoltageL,   AverageValueL
            LD     CellVoltageH,   AverageValueH
            LD     Acc7,           CellVoltageL
            LD     Acc8,           CellVoltageH
            SUB    Acc9,           Acc7
            SBC    Acc10,          Acc8
            SUB    Acc9,           #>41  ; 0.2v
            SBC    Acc10,          #<41
            JR     ULT,            CJV_Down_0v2
            INC    Counter_Up_0v2
         CP  Counter_Up_0v2,#2        ;2*0.5s                
         JR     ULT,       DCC_Exit  
         LD     Counter_OutputUp,       #51h  
        JR     CJV_Exit
              
CJV_Down_0v2:
               CLR    Counter_OutputUp
               CLR    Counter_Up_0v2
CJV_Exit:
               RET