lcd_init.lst

此程序是基于c8051f020平台实现的是等精度频率计的测量控制部分

C51 COMPILER V8.02   LCD_INIT                                                              03/01/2009 17:02:35 PAGE 1   


C51 COMPILER V8.02, COMPILATION OF MODULE LCD_INIT
OBJECT MODULE PLACED IN lcd_init.OBJ
COMPILER INVOKED BY: D:\单片机\C51\BIN\C51.EXE lcd_init.c BROWSE DEBUG OBJECTEXTEND

line level    source

   1          #include <c8051f020.h>
   2          #include "hao.h"
   3          
   4          #define uint unsigned int
   5          #define uchar unsigned char
   6          
   7          void lcd_write(uchar style,uchar input)         //style可为0x00、0x01分别表示指令或数据的输入
   8          {
   9   1              P4=style;                               //将rs,rw设置为0或1
  10   1              delay(1);
  11   1              P4=0x04|style;                                                          //lcden设置为1
  12   1              delay(1);
  13   1              P5=input;
  14   1              delay(1);
  15   1              P4=0x00|style;                                                  //将lcden设置为0
  16   1      }
  17          void lcd_init()
  18          {
  19   1          delay(80);
  20   1              lcd_write(0x00,0x38);                        //设置为5X8的点阵
  21   1              delay(10);
  22   1              lcd_write(0x00,0x0c);                                              //开显示不显示光标
  23   1              delay(10);
  24   1              lcd_write(0x00,0x01);                                              //清屏
  25   1              delay(10);
  26   1              lcd_write(0x00,0x06);                                             //设置为光标自动加一
  27   1              delay(10);
  28   1              lcd_write(0x00,0x80);                                             //设置初始位置为0x80
  29   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     95    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----       2
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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