rt-thread/bsp/ls1cdev/libraries/ls1c_delay.h

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// 软件延时头文件
#ifndef __OPENLOONGSON_DELAY_H
#define __OPENLOONGSON_DELAY_H
/*
* 延时指定时间单位ms
* @j 延时时间单位ms
*/
void delay_ms(int j);
/*
* 延时指定时间单位us
* @n 延时时间单位us
*/
void delay_us(int n);
/*
* 延时指定时间单位s
* @i 延时时间单位s
*/
void delay_s(int i);
#endif