MSP430之Hello World!

//#include "io430.h"
#include "MSP430G2553.h"

int main( void )
{
  volatile unsigned int i;
  
  WDTCTL = WDTPW + WDTHOLD;     // 关闭看门狗
  
  
  P1DIR = 0XFF;                 // 设置P1全部为输出
  P1OUT = 0;                   // 全部输出为0
  /*
  P2DIR = 0XFF;                // 设置P2为输出
  P2OUT = 0;
  */
  
  while(1)
  {
    P1OUT |= BIT0 + BIT6;              // 置1，点亮发光管
    __delay_cycles(100000);
    P1OUT &= ~BIT0;             // 置0，关闭发光管
    __delay_cycles(400000);
  }
  
  
  return 0;
}