example_main.c

来自「Freescale MCF5445evb 参考测试代码」· C语言 代码 · 共 42 行

/*
 * File:        main.c
 * Purpose:     Main process
 *
 */

#include "common.h"

/********************************************************************/

#define DELAY   250000  /* Delay in micro-seconds */

/********************************************************************/
void 
main (void)
{
    int i;
    
    /* Global interrupt enable */
    mcf5xxx_irq_enable();

    printf("Running the \"Example\" project\n");
    
    /* 
     * This is an example project that simply toggles the LEDs
     */
    while(1)
    {
        for (i = 1; i < 4; i<<=1)
        {
            platform_led_display(i);
            cpu_pause(DELAY);
        }
        for (i = 4; i > 1; i>>=1)
        {
            platform_led_display(i);
            cpu_pause(DELAY);
        }
    }
}
/********************************************************************/