GC19038/STLib/software_timer.h

#ifndef __SOFTWARE_TIMER_H__
#define __SOFTWARE_TIMER_H__

typedef struct
{
    unsigned long  second;     //秒
    unsigned long usec;       //微秒
} sw_timer_t;
extern unsigned long dwTickCount;
void sw_timer_init(int clk);
void sw_timer_now(sw_timer_t *timer);
void sw_timer_start(sw_timer_t *timer,int sec,int usec);
int sw_timer_expire(sw_timer_t *timer);
void sw_timer_delay(sw_timer_t *timer,int sec, int usec);

#endif