#include<msp430x44x.h>
unsigned int count0=0;
unsigned int count1=0;
void main(void)
{
FLL_CTL1&=~XT2OFF; // Turn on XT2 開啟8M晶體XT2OFF
FLL_CTL1=SELS+FLL_DIV1+FLL_DIV0;// Select SMCLK. This bit selects the SMCLK source as XT2CLK 
                                   //,ACLK divider8
WDTCTL=WDTPW+WDTTMSEL+WDTSSEL+WDTIS0;//看門狗密碼 看門狗模式選擇 看門狗時鐘選擇 看門狗
TACTL=TASSEL_1+TACLR+MC0;
TBCTL=TBSSEL_2+CNTL_0+TBCLR+MC0+ID_3;
IE1|=WDTIE;
TACCTL0=CCIE;
TBCCTL0=CCIE;
P3DIR=0X07;
P3OUT=0X00;
TACCR0=32768;
TBCCR0=62500;
_EINT();
while(1);
}

#pragma vector=WDT_VECTOR //看門狗中斷服務程序
__interrupt void WDT(void)  
{
P3OUT^=BIT2;
}
#pragma vector=TIMERA0_VECTOR //定時器A的TACCRO中斷服務程序
__interrupt void TIMERA(void)  
{
P3OUT^=BIT1;
}
#pragma vector=TIMERB0_VECTOR //定時器B的TBCCRO中斷服務程序
__interrupt void TIMERB(void)  
{
P3OUT^=BIT0;}