timer.c.bak

UcosiiForLPC21xx 在ads1.2 建立的工程

#include "libtimer.h"

void TimerInit(int TimerID,int TimerType,void *IRQHandler,int s,int ms,int us)
{	
	StructTimer *Timer;
	if(TimerID==1)
	  Timer = TIMER1;
	else
	  Timer = TIMER0;

	Timer->TPR = 0;         // 设置定时器分频为1分频，得11059200Hz
		
	if(TimerType==TIMER_TYPE_CYCLE)   //循环定时器    
	 Timer->TMCR = 0x03;		    
	else                    //单周期定时器
	 Timer->TMCR = 0x01;
	  	
	Timer->TMR0 = s*11059200+ms*11059.2+us*11.0592;	   	
	
	Timer->TTCR = 0x03;		    // 启动并复位T0TC
	Timer->TTCR = 0x01; 
		
	IRQOpen(IRQ_TIMER0,15,(int)IRQHandler);
}