test44x_wdt02.c

来自「AQ430 C Code,支持LSD-TEST430F44X」· C语言 代码 · 共 18 行

#include  <msp430x44x.h>
void main (void )
{
	unsigned i;                      //0<=i<=65535
	WDTCTL=WDTPW+WDTHOLD;            //停止看门狗
	P5DIR |= BIT1;                   //P5.1为输出 
	P5OUT &=~ BIT1;                  //P5.1为低
	for (i=0;i<60000;i++)            //延时
	P5OUT |= BIT1;                   //P5.1为高
	for (i=0;i<60000;i++)            //延时
	WDTCTL=WDTPW;                    //启动看门狗
	while (1);
	{
    WDTCTL=WDTPW+WDTCNTCL;               //计数器清零
	}
}