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MSP430 AD10问题请教



void Clock_Config(void)
{
    unsigned char i=0;
    while(CALBC1_1MHZ==0xff||CALDCO_1MHZ==0XFF);                // 检查校准信息是否被擦除
    DCOCTL = DCO1+DCO0; 
    BCSCTL1 = RSEL3+RSEL1+RSEL0;
    BCSCTL1 |= XT2OFF;
    BCSCTL2 = 0; 
    while(IFG1 & OFIFG)
    {
      IFG1 &= ~OFIFG; //清除OSCFault 标志
      for(i= 0xff; i>0; i--); //延时,待稳定. 
    }
}

void ADC10_Config(void)
{
  ADC10CTL0 = SREF0+ADC10SHT1+REF2_5V+REFON+ADC10ON+ADC10IE+ENC;         //Set sampling time, turn on ADC10
  ADC10CTL1 = INCH2+INCH1+INCH0+ADC10SSEL1+ADC10SSEL0+CONSEQ1;                // Use sampling timer
  ADC10AE0 |= BIT7;
  ADC10CTL0 |= ADC10SC;                       // Start Convertion
}


#pragma vector=ADC10_VECTOR
__interrupt void ADC10_ISR (void)
{
    if (ADC10MEM < 0x7FF)
    {}
    else
    {}
}


问题:当我上电不调用void Clock_Config(void)对时钟进行配置时,系统可以进入AD10中断,但是当我调用时钟处理函数后,AD10中断无法进入。我查看手册,感觉时钟那块好像和AD10没什么关系啊,是不是手册看的有问题啊,希望工作人员能帮忙指出问题所在。