test44x_bt02.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 27 行

#include  <msp430x44x.h>

void main(void)
{ 
  WDTCTL = WDTPW + WDTHOLD;             // Stop WDT
  IE2 |= BTIE;                          // Enable BT interrupt
  FLL_CTL0 |= XCAP14PF;                 // Configure load caps
  BTCTL = BTDIV + BTIP1 + BTIP0;        // 125ms interrupt       
  P5DIR |= 0x02;                        // Set P5.1 to output direction
  _EINT();                              // Enable interrupts
  
  for (;;)                              
  {
    _BIS_SR(LPM3_bits);                 // Enter LPM3
    _NOP();                             // Required only for C-spy
  }
}

// Basic Timer interrupt service routine
interrupt[BASICTIMER_VECTOR] void basic_timer(void)
{
  P5OUT ^= 0x02;                        // Toggle P5.1 using exclusive-OR
}