4.13.1.c

MSP430单片机的经典C语言例子

#include <msp430x14x.h>

unsigned int ADvalue;
void     ADC12Init(void);

void main(void)
{
        WDTCTL  =  WDTPW+WDTHOLD;
        ADC12Init();
        _EINT();
        ADC12CTL0   |=ADC12SC;
        while(1);

}

void ADC12Init(void)
{
        ADC12CTL0  &=~ENC;
        ADC12CTL0   =ADC12ON;
        ADC12CTL1   =CONSEQ_0+SHP;
        ADC12MCTL0  =0X00;
        ADC12IE     =BIT0;
        ADC12CTL0  |=ENC;

}

#pragma  vector=ADC_VECTOR
__interrupt void ADC(void)
{
        switch (ADC12IV)
        {
             case 0x02:break;
             case 0x04:break;
             case 0x06:
                  ADvalue    =  ADC12MEM0;
                  ADC12CTL0  =  ADC12SC;
             default:break;     
        }
}