lcd.lst

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C51 COMPILER V7.06   LCD                                                                   12/23/2008 15:18:26 PAGE 1   


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

stmt level    source

   1          #include<at89x51.h>
   2          #define uint unsigned int
   3          #define uchar unsigned char
   4          #define line1 128
   5          #define line2 192
   6          uchar code num[]="0123456789";
   7          sbit en=P3^3;
   8          sbit rw=P3^4;
   9          sbit rs=P3^5;
  10          void delay(uint z)
  11          {
  12   1      uint x,y;
  13   1      for(x=z;x>0;x--)
  14   1      for(y=124;y>0;y--);
  15   1      }
  16          void write_lcd_com (uchar com)
  17          {
  18   1      rs=0;
  19   1      rw=0;
  20   1      P1=com;
  21   1      delay(5);
  22   1      en=1;
  23   1      delay(5);
  24   1      en=0;
  25   1      }
  26          void write_lcd_data (uchar date)
  27          {
  28   1      rs=1;
  29   1      rw=0;
  30   1      P1=date;
  31   1      delay(5);
  32   1      en=1;
  33   1      delay(5);
  34   1      en=0;
  35   1      }
  36          void init_lcd()
  37          {
  38   1      write_lcd_com(0x38);
  39   1      write_lcd_com(0x0e);
  40   1      write_lcd_com(0x06);
  41   1      write_lcd_com(0x01);
  42   1      write_lcd_com(0x01);
  43   1      }
  44          void display_lcd_string(char *p)
  45          {
  46   1              while(*p)
  47   1              {
  48   2              write_lcd_data(*p);
  49   2              p++;
  50   2              }
  51   1      }
  52          void display_lcd_number(char number)
  53          {
  54   1      uchar x,y;
  55   1      x=number/10;
C51 COMPILER V7.06   LCD                                                                   12/23/2008 15:18:26 PAGE 2   

  56   1      y=number-10*x;
  57   1      write_lcd_data(num[x]);
  58   1      write_lcd_data(num[y]);
  59   1      }
  60          void gotoxy(uchar x,uchar y)
  61          {
  62   1      if(x==1)
  63   1      write_lcd_com(line1+y);
  64   1      else
  65   1      write_lcd_com(line2+y);
  66   1      }
  67          


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    154    ----
   CONSTANT SIZE    =     11    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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