lcd1602.lst

DS1302时钟芯片的驱动程序。希望对各位仁兄有用

C51 COMPILER V8.02   LCD1602                                                               10/31/2008 10:53:39 PAGE 1   


C51 COMPILER V8.02, COMPILATION OF MODULE LCD1602
OBJECT MODULE PLACED IN lcd1602.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE lcd1602.c BROWSE DEBUG OBJECTEXTEND

line level    source

   1          #include "reg52.h"
   2          #include "lcd1602.h"
   3          /************延时函数*/
   4          void Delay(uint i)
   5          {
   6   1      while(i--);
   7   1      }
   8          /*写指令函数*/
   9          void Write_Instruction(uchar x)
  10          {
  11   1      Delay(1000);
  12   1      E=0;
  13   1      RW=0;
  14   1      RS=0;
  15   1      LCDData=x;
  16   1      E=1;
  17   1      Delay(20);
  18   1      E=0;
  19   1      }
  20          /*写单个数据的函数*/
  21          void Write_Data(uchar x)
  22          {
  23   1      Delay(1000);
  24   1      E=0;
  25   1      RW=0;
  26   1      RS=1;
  27   1      E=1;
  28   1      LCDData=x;
  29   1      E=0;
  30   1      }
  31          /*清屏函数*/
  32          void Cls(void)
  33          {
  34   1      Write_Instruction(0x01);
  35   1      }
  36          /*写入一串字符串函数*/
  37          void Write_String(uchar x,uchar *p)
  38          { Write_Instruction(x);
  39   1      while(*p!=0x00)
  40   1      {Write_Data(*p);
  41   2      p++;
  42   2      if (x++==0x8f)
  43   2      {Write_Instruction(0xc0);}
  44   2      }
  45   1      }
  46          /*初始化函数*/
  47          void InitLCD(void)
  48          {Write_Instruction(0x38);
  49   1      Delay(200);
  50   1      Write_Instruction(0x0e);
  51   1      Delay(200);
  52   1      Write_Instruction(0x06);
  53   1      Delay(200);
  54   1      }

C51 COMPILER V8.02   LCD1602                                                               10/31/2008 10:53:39 PAGE 2   


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    132    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----       1
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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