RIOT/boards/msba2-common/lpc2387-timer3.c

/*
 * lpc2387_timer0.c
 *
 *  Created on: 13.01.2009
 *      Author: heiko
 */

#include <stdint.h>
#include <stdio.h>
#include "lpc2387.h"

void  benchmark_init(void)
{
	PCLKSEL1 = (PCLKSEL1 & ~(BIT14|BIT15)) | (1 << 14);	// CCLK to PCLK divider
	PCONP |= PCTIM3;
	T3TCR = 0;											// disable timer
	T3MCR = 0;											// disable interrupt
	T3CCR = 0;											// capture is disabled.
	T3EMR = 0;											// no external match output.
	T3PR = 0;											// set prescaler
	T3TC = 0;											// reset counter
}

void  benchmark_reset_start(void)
{
	T3TCR = 0;												// disable timer
	T3TC = 0;												// reset counter
	T3TCR = BIT0;
}

unsigned int  benchmark_read_stop(void)
{
	T3TCR = 0;												// disable timer
	return T3TC;
}