#include <timer.h>
#include <aduc812.h>	
#include <common.h>

unsigned long ms_counter;
#define MAXBASE 8

/*
	921,583 - per ms
*/
void T2_ISR(void) __interrupt(5)
{
	ms_counter++;
}

void InitTimer()
{
	ms_counter = 0;
	SetVector(0x202B, (void*)T2_ISR);
	
	TH2 = 0xFF - 0x03;
	TL2 = 0xFF - 0x98;

    RCAP2L = TL2;
    RCAP2H = TH2;
		
    T2CON = 0x05;

	ET2 = 1;
	EA  = 1;
}

unsigned long GetMsCounter()
{
	return ms_counter;
}

unsigned long DTimeMs(unsigned long t0)
{
	return ms_counter - t0;
}

void DelayMs(unsigned long t)
{
	unsigned long target = ms_counter + t;
	while(target > ms_counter){}
}