test44x_adc12_04.c

来自「AQ430 C Code,支持LSD-TEST430F44X」· C语言 代码 · 共 25 行

#include          "msp430x44x.h"        // Standard Equations

void main(void)
{ 
  unsigned int i;
  WDTCTL = WDTPW+WDTHOLD;               // Stop watchdog timer
  P6SEL |= 0x01;                        // Enable A/D channel A0
  ADC12CTL0 = ADC12ON+SHT0_2+REFON+REF2_5V;  // Turn on and set up ADC12
  ADC12CTL1 = SHP;                      // Use sampling timer
  ADC12MCTL0 = SREF_1;                  // Vr+=Vref+

  for ( i=0; i<0x3600; i++)              // Delay for reference start-up
  {
  }

  ADC12CTL0 |= ENC;                     // Enable conversions

  while (1)
  { 
    ADC12CTL0 |= ADC12SC;               // Start conversion
    while ((ADC12IFG & BIT0)==0);
    _NOP();                             // SET BREAKPOINT HERE
  }                           
}