MSP430之Hello World!

 1 //#include "io430.h"
 2 #include "MSP430G2553.h"
 3 
 4 int main( void )
 5 {
 6   volatile unsigned int i;
 7   
 8   WDTCTL = WDTPW + WDTHOLD;     // 关闭看门狗
 9   
10   
11   P1DIR = 0XFF;                 // 设置P1全部为输出
12   P1OUT = 0;                   // 全部输出为0
13   /*
14   P2DIR = 0XFF;                // 设置P2为输出
15   P2OUT = 0;
16   */
17   
18   while(1)
19   {
20     P1OUT |= BIT0 + BIT6;              // 置1，点亮发光管
21     __delay_cycles(100000);
22     P1OUT &= ~BIT0;             // 置0，关闭发光管
23     __delay_cycles(400000);
24   }
25   
26   
27   return 0;
28 }