main.c

来自「开发板外设接口实验（1～7）」· C语言 代码 · 共 44 行

/*
 *	main.c    -     demo of timer api  
 *	
 *	Author: 	li ming <[e-mail]>
 *	Date:		2008-4-16
 *	Copyleft:	http://www.lumit.org
 */

#include "uart.h"
#include "timer.h"

int main(void)
{		
	int t = 0;
	
	uart0_init();
	timer_init(); 
	
	// 1s = 50Mhz (0x3200000)	
	timer_set_value(0x3200000);
	
	while(uart0_getchar() != 'g')
		;

	while(1)
	{
		t = timer_get_value();
		if(t <= 0x1000)
		{
			uart0_putchar('*');
			timer_set_value(0x3200000);
		}
	}
		
	return 0;
 
}

void __rt_entry(void)
{
	main();	
}