这个是300KHZ的,帮我改成100KHZ的 可好?
#include <msp430g2553.h>
void main()
{
WDTCTL = WDTPW + WDTHOLD; //时钟设置为12MHz mclk=smclk=dco
DCOCTL = CALDCO_12MHZ;
BCSCTL1 = CALBC1_12MHZ;
BCSCTL2 |=SELM_1 + DIVM_0; //选择DCOLIK 且不分频
BCSCTL3 |= LFXT1S_2;
P2DIR |= (BIT1+BIT4);
P2SEL |= (BIT1+BIT4);
TA1CCR0 = 39;
TA1CCTL1 = OUTMOD_7;
TA1CCTL2 = OUTMOD_7;
TA1CCR1 = 14;
TA1CCR2 = 14;
TA1CTL = TASSEL_2 + MC_1;
_BIS_SR(LPM0_bits); //进入LPM3低功耗模式
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