MSP430-定时器的寄存器介绍以及测试应用

#include "io430.h"#include "in430.h"//demo,led闪烁voidInit_TimeA(void);
intmain( void )
{
//StopwatchdogtimertopreventtimeoutresetWDTCTL=WDTPW+WDTHOLD;
Init_TimeA();
P2DIR=0XFF;
P2OUT=0XFF;
return0;
}
voidInit_TimeA(void)
{
TACTL=TASSEL_1+ID_3+MC_1;//定时器的时钟源选择ACLK，增计数模式32.768kCCTL0=CCIE;//使能CCR0中断CCR0=4096;//设定周期为1s_EINT();//使能总中断}
#pragma vector=TIMERA0_VECTOR__interruptvoidTimer_A (void)
{
P2OUT=~P2OUT;
}

#include "io430.h"#include "in430.h"voidInit_TimeA(void);
intmain( void )
{
//StopwatchdogtimertopreventtimeoutresetWDTCTL=WDTPW+WDTHOLD;
Init_TimeA();
P2DIR=0XFF;
P2OUT=0XFF;
return0;
}
voidInit_TimeA(void)
{
TACTL=TASSEL_2+ID_3+MC_1;//定时器的时钟源选择ACLK，增计数模式800khzCCTL0=CCIE;//使能CCR0中断CCR0=50000;//设定周期为0.5s_EINT();//使能总中断}
#pragma vector=TIMERA0_VECTOR__interruptvoidTimer_A (void)
{
P2OUT=~P2OUT;
}

#include<msp430f149.h>#include "clock.h"/****************************************************************************初始化时钟******************************************************************************/voidInt_Clk(void)
{
uchari;
BCSCTL1&=~XT2OFF;     //开启XT2振荡器BCSCTL2|=SELM_2+SELS;    //选择MCLK时钟源为XT2CLK；选择SMCLK时钟源为XT2CLKdo  {
IFG1&=~OFIFG;
for(i=0;i<100;i++)
_NOP();
  } 
while((IFG1&OFIFG)!=0);
IFG1&=~OFIFG;  
}

#include<msp430f149.h>#include"DataType.h"/****************************************************************************初始定时器A******************************************************************************/voidInt_TimerA(void)
{
TACTL=TASSEL_2+ID_3+MC_1;//定时器的时钟源选择ACLK，增计数模式8MCCTL0=CCIE;//使能CCR0中断CCR0=50000;//设定周期为1s_EINT();//使能总中断}

#include "io430.h"#include "Timer.h"#include "clock.h"intmain( void )
{
//StopwatchdogtimertopreventtimeoutresetWDTCTL=WDTPW+WDTHOLD;
Int_Clk();
Int_TimerA();
P2DIR=0XFF;
P2OUT=0XFF;
return0;
}
#pragma vector=TIMERA0_VECTOR__interruptvoidTimer_A (void)
{
P2OUT=~P2OUT;
}