zz.lst

keilc51开发环境下ad0809模拟与数字转换

C51 COMPILER V7.06   ZZ                                                                    11/21/2007 13:09:48 PAGE 1   


C51 COMPILER V7.06, COMPILATION OF MODULE ZZ
OBJECT MODULE PLACED IN zz.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE zz.c BROWSE DEBUG OBJECTEXTEND

stmt level    source

   1          /********************************************************
   2                                          AD0809
   3                          作者：张建江
   4                          编写时间：2006年12月5日
   5                          最后修改：2006年12月5日
   6                          代码是否优化：YES
   7                          
   8          ********************************************************/
   9          #include<reg52.h>
  10          #define uint unsigned int
  11          #define uchar unsigned char
  12          sbit ST=P2^7;
  13          sbit OE=P2^6;
  14          sbit EOC=P2^5;
  15          uchar h;
  16          uint temp,shuchu;
  17          uchar code seg7[11]={0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90,0xff};
  18          uchar code act[4]={0xfe,0xfd,0xfb,0xf7};
  19          uchar data led[4];
  20          void delay(uint k)
  21          { uint i,j;
  22   1       for(i=0;i<k;i++)
  23   1       for(j=0;j<121;j++);
  24   1      }
  25          void main(void)
  26          { 
  27   1      
  28   1      while(1)
  29   1      { ST=0;
  30   2        OE=0;
  31   2        ST=1;
  32   2        ST=0;
  33   2       if(EOC==1)
  34   2      { OE=1;
  35   3       shuchu=P0;
  36   3       OE=0;
  37   3      temp=shuchu*157/20;  //196/100)*3; 
  38   3      //temp=shuchu*251;temp=(temp/128)*3;
  39   3      led[0]=temp%10;
  40   3      led[1]=temp%100/10;
  41   3      led[2]=temp%1000/100;
  42   3      led[3]=temp/1000;
  43   3      if(led[3]==0)led[3]=10;}
  44   2      for(h=0;h<4;h++)
  45   2      { P1=0xff;
  46   3        P3=seg7[led[h]];
  47   3        P1=act[h];
  48   3        if(h==2)
  49   3        P3=P3&0X7f;
  50   3        delay(1);
  51   3        }
  52   2      }
  53   1      }


C51 COMPILER V7.06   ZZ                                                                    11/21/2007 13:09:48 PAGE 2   

MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    208    ----
   CONSTANT SIZE    =     15    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =      9    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


C51 COMPILATION COMPLETE.  0 WARNING(S),  0 ERROR(S)