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 = ;                   // 全部输出为0
   /*
   P2DIR = 0XFF;                // 设置P2为输出
   P2OUT = 0;
   */

   while()
   {
     P1OUT |= BIT0 + BIT6;              // 置1，点亮发光管
     __delay_cycles();
     P1OUT &= ~BIT0;             // 置0，关闭发光管
     __delay_cycles();
   }

   return ;
 }