ex3comm.c

一个基于三星s3c44b0x的串口协议转换器源码

#include  <time.h>
#include  "EX3Comm.h"

WORD WordSwap(BYTE *bp)
{
	WORD   high,low,temp;
	high=bp[0];low=bp[1];
	temp=high*256+low;
	return(temp);
}

WORD uintmin(WORD a,WORD b)
{
	WORD minAB;
	if(a>b) minAB=b;
	else    minAB=a;
	return(minAB);
}

time_t mytime(time_t   *t)
{
	
}
	
time_t DiffTime(time_t *CurTime,time_t *LastTime)
{
	time_t  t1,t2,Dltt;
	t1=*CurTime;t2=*LastTime;
	if(t1<t2)
	{
		*LastTime=*CurTime;
		t1=t2;
	}
	Dltt=t1-t2;
	return(Dltt);
}