/*
 * sys_util.c
 *
 *  Created on: 2025Äê7ÔÂ30ÈÕ
 *      Author: wulianwei
 */

void delay_ms(unsigned int ms)
{
    unsigned int i, j;
    for (j = 0; j < ms; j++)
    {
        for (i = 0; i < 45600; i++)
            ;
    }
}

void delay_us(unsigned int us)
{
    unsigned int i, j;
    for (j = 0; j < us; j++)
    {
        for (i = 0; i < 45; i++)
            ;
    }
}