test44x_ta_pwm02.c

来自「430例程大全 端口操作 时钟模块FLL+操作 flash读写操作 看门」· C语言 代码 · 共 28 行

#include <msp430x44x.h>

void main(void)
{ 
  WDTCTL = WDTPW +WDTHOLD;              // Stop WDT
  FLL_CTL0 |= XCAP14PF;                 // Configure load caps
  TACTL = TASSEL0 + TACLR;              // ACLK, Clear Tar
  CCR0 = 512-1;                         // PWM Period
  CCTL1 = OUTMOD_7;                     // CCR1 reset/set
  CCR1 = 384;                           // CCR1 PWM duty cycle
  CCTL2 = OUTMOD_7;                     // CCR2 reset/set
  CCR2 = 128;                           // CCR2 PWM duty cycle
  P1DIR |= 0x04;                        // P1.2 output
  P1SEL |= 0x04;                        // P1.2 TA1 otion
  P2DIR |= 0x01;                        // P2.0 output
  P2SEL |= 0x01;                        // P2.0 TA2 otion
  TACTL |= MC0;                         // Start Timer_A in up mode
  
  for (;;)                            
  {
    _BIS_SR(LPM3_bits);                 // Enter LPM3
    _NOP();                             // Required only for C-spy
  }
}