MSP430G2452按键控制P1.0口LED灯亮灭

#include "msp430g2452.h"

void main(void)

{

　　WDTCTL = WDTPW + WDTHOLD; // Stop watchdog timer

　　P1DIR = 0x01; // P1.0 output, else input

　　P1OUT = 0x08; // P1.3 set, else reset

　　P1REN |= 0x08; // P1.3 pullup

　　while (1) // Test P1.3

{

　　if(0x08 & P1IN)

{

　　P1OUT |= 0x01; // if P1.3 set, set P1.0

}

　　else P1OUT &= ~0x01; // else reset

}

}