那出错了啊！为什么EEProm里面写不进去多文件没把EEPROM文件写上去

ID:173818 · 发表于 2017-3-23 13:33

#include "reg52.h"
#include"i2c.h"
typedef unsigned int u16;
typedef unsigned char u8;

sbit LSA=P2^2;
sbit LSB=P2^3;
sbit LSC=P2^4;
sbit led=P2^7;
int num,numt,i;

u8 disp[4];
u8 code smgduan[10]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f};

void delay(u16 i)
{
      while(i--);
}

void datapros()
{

      disp[0]=smgduan[num/1000];
      disp[1]=smgduan[num%1000/100];
      disp[2]=smgduan[num%1000%100/10];
      disp[3]=smgduan[num%1000%100%10];
      At24c02Write(1,num);
}

void DigDisplay()
{
      u8 i;
      for(i=0;i<4;i++)
      {
            switch(i)
            {
                     case(0):
                              LSA=0;LSB=0;LSC=0; break;
                     case(1):
                              LSA=1;LSB=0;LSC=0; break;
                     case(2):
                              LSA=0;LSB=1;LSC=0; break;
                     case(3):
                              LSA=1;LSB=1;LSC=0; break;
            }

            P0=disp[3-i];
            delay(100);
            P0=0x00;
      }

}
void main()
{
{
  num=9999;
  numt=0;
  TMOD=0x01;
  EA=1;
  ET0=1;
  TH0=0X0fc;
  TL1=0X50;
  TR0=1;
  }
num=At24c02Read(1);
      while(1)
      {
            datapros();
            DigDisplay();
      }
      }
void T0time() interrupt 1
{
   i=0;
   numt++;
      if(numt==16)
{
      numt=0;
      num--;
      if(num==0)
            num=0;

}
         if(num<i)
         led=0;
         if(num<i)
            num=0;
}