function.c

电子称重的程序

#include <head.h>
#include <function.h>


/**************************************************************************
*      函数原型： void delay_1ms(void)；
*      功    能：延时1毫秒。
**************************************************************************/
void delay_1ms(void)
{
	Uint j;
	for(j=0;j<150;j++);      //153
}

/**************************************************************************
*      函数原型： void delayms(Uint num);
*      功    能：延时num毫秒.
**************************************************************************/
void delayms(Uint num)
{
	for(;num!=0;num--)
	delay_1ms();
}

code float   pow10t[]={1,10,100,1000,10000,100000,1000000,10000000};
code float   powp10t[]={1,0.1,0.01,0.001,0.0001,0.00001,0.000001,0.0000001};
float pow10(char t)
{
if(t>=0)
 return pow10t[t];
 else   return powp10t[-t];
}