dianya.lst

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C51 COMPILER V7.20   DIANYA                                                                08/28/2007 15:27:50 PAGE 1   


C51 COMPILER V7.20, COMPILATION OF MODULE DIANYA
OBJECT MODULE PLACED IN dianya.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE dianya.c BROWSE DEBUG OBJECTEXTEND

line level    source

   1          #include <reg52.h>
   2          #include<charlcd.h>
   3          
   4          unsigned char getdata;
   5          unsigned int temp;
   6          
   7          unsigned char dispbuf[4]={'0','0','0','0'};
   8          unsigned char tab[]={0,1,2,3,4,5,6,7,8,9};
   9          sbit ST=P3^0;
  10          sbit OE=P3^2;
  11          sbit EOC=P3^1;
  12          sbit CLK=P3^3;
  13          void display();
  14          void delay(unsigned int n)
  15          { uchar i;
  16   1         --n;
  17   1       for(i=0;i<100;i++);
  18   1      }
  19          
  20          void main(void)
  21           { ST=0;
  22   1        OE=0;
  23   1        ET0=1; 
  24   1        EA=1; 
  25   1        TMOD=0x02;   //T0方式2定时
  26   1        TH0=253;
  27   1        TL0=253; 
  28   1        TR0=1;
  29   1        ST=1;
  30   1        ST=0;  
  31   1        while(1)
  32   1          { 
  33   2           if(EOC==1);
  34   2               { OE=1;
  35   3                getdata=P1;
  36   3                OE=0;
  37   3                temp=getdata*49;//
  38   3                temp=temp/25;
  39   3                       
  40   3                   dispbuf[0]=temp/100;
  41   3                    temp=temp%100;
  42   3                    dispbuf[2]=temp/10;
  43   3                    temp=temp%10;
  44   3                       
  45   3                    dispbuf[3]=temp;
  46   3                                ST=1;
  47   3                                ST=0;
  48   3                                }
  49   2                              display();                   
  50   2           }    
  51   1       }
  52            void display()
  53             {          delay(40);
  54   1                                LCDInit();
  55   1                                DisplayString(0,0,"voltage:");  
C51 COMPILER V7.20   DIANYA                                                                08/28/2007 15:27:50 PAGE 2   

  56   1                    DisplayOneChar(8,0,0x30+tab[dispbuf[0]]);
  57   1                    DisplayOneChar(9,0,'.');
  58   1                            DisplayOneChar(10,0,0x30+tab[dispbuf[2]]);
  59   1                                DisplayOneChar(11,0,0x30+tab[dispbuf[3]]);
  60   1                                delay(400);             
  61   1      }
  62           
  63          void t0(void) interrupt 1 using 0    //clk output
  64          {
  65   1        CLK=~CLK;
  66   1      }
  67          


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    216    ----
   CONSTANT SIZE    =      9    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =     17    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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