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还是A定时器不能中断的问题



各位:我刚提出的问题就有朋友回复了,谢谢!但是,我得到一个 TI 的程序如下,也不能中断。

#include "msp430x21x2.h"

void main(void)
{
  WDTCTL = WDTPW + WDTHOLD;                 // Stop WDT
  P1DIR |= 0x01;                            // P1.0 output
  TACTL = TASSEL_2 + MC_3 + TAIE;           // ACLK, contmode, interrupt

  __bis_SR_register(GIE);       // Enter LPM3 w/ interrupt
  while(1);
}

// Timer0_A1 Interrupt Vector (TA0IV) handler
#pragma vector=TIMER0_A1_VECTOR
__interrupt void Timer0_A1(void)
{
  switch (__even_in_range(TAIV, 10))        // Efficient switch-implementation
  {
    case  2:  break;                        // TACCR1 not used
    case  4:  break;                        // TACCR2 not used
    case 10:  P1OUT ^= 0x01;                // overflow
              break;
  }
}

   我的问题是:我的IAR是在simulator模式,是不是在simulator模式就不能响应中断?这和keil是不同的!