新建 文本文档.lst

单片机通信程序

C51 COMPILER V8.02   新建_文盻文档                                                         02/26/2009 16:23:13 PAGE 1   


C51 COMPILER V8.02, COMPILATION OF MODULE 新建_文盻文档
OBJECT MODULE PLACED IN 新建 文本文档.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE 新建 文本文档.c BROWSE DEBUG OBJECTEXTEND

line level    source

   1          #define uchar unsigned char //定义一下方便使用
   2          #define uint  unsigned int
   3          #define ulong unsigned long
   4          #include<intrins.h>
   5          #include <reg52.h>                           
   6          #include <absacc.h>
   7          #define CW XBYTE[0xf9fc]   //00               
   8          #define CR XBYTE[0xf9fe]   //10
   9          #define DW XBYTE[0xf9fd]   //01
  10          #define DR XBYTE[0xf9ff]   //11
  11          #define uchar unsigned char
  12          #define uint unsigned int
  13          uchar key;         //按键特征值变量 
  14          uchar JianZhi;     //液晶显示特征值 
  15          uchar INT1flag;    //液晶显示标志位
  16          bit flag,f;          //读忙标志位
  17          //================================      
  18          void delay(unsigned int i) //延时子程序
  19                  {
  20   1                      while(--i);
  21   1              }
  22          
  23          //=======================================   
  24          unsigned char ReadLcdCode(void)//读液晶命令口子程序
  25                  {
  26   1                      unsigned char a;
  27   1                      delay(100);
  28   1                      a=CR;
  29   1                      return (a);     
  30   1              }
  31          
  32          //=======================================   
  33          void readbf(void)                   //读液晶忙子程序
  34                  {   
  35   1                      while(flag)
  36   1                      {
  37   2                              flag=(bit)(ReadLcdCode()&0x80);
  38   2                      }
  39   1              }
  40          
  41          //=======================================    
  42          void WriteLcdCode(unsigned char a)  //写液晶命令子程序
  43                  {
  44   1                      delay(20);
  45   1                      CW=a;
  46   1                      delay(20);      
  47   1              }
  48          
  49          //=======================================    
  50          void WriteLcdData(unsigned char a)  //写液晶数据子程序
  51                  {   
  52   1                      delay(20);
  53   1                      DW=a;
  54   1                      delay(20); 
  55   1          } 
C51 COMPILER V8.02   新建_文盻文档                                                         02/26/2009 16:23:13 PAGE 2   

  56           
  57          //======================================= 
  58          void inttilcs(void)    //液晶初始化子程序
  59          {   
  60   1          WriteLcdCode(0x38);
  61   1              delay(500);                                              //关键500
  62   1              readbf();                                                //没有也没关系
  63   1              WriteLcdCode(0x14);
  64   1              readbf();
  65   1              delay(500);                                              //不能少
  66   1              WriteLcdCode(0x0C);
  67   1              readbf();
  68   1              delay(500);
  69   1              WriteLcdCode(0x06);
  70   1      }                              
  71          
  72           //=======================================  
  73           void displayOneChar(unsigned char X, unsigned char Y, unsigned char DData)
  74           {
  75   1       Y&=0x1;
  76   1       X&=0xF; 
  77   1       if(Y) X|=0x40; 
  78   1       X|=0x80; 
  79   1       WriteLcdCode(X); 
  80   1       WriteLcdData(DData);
  81   1      }
  82          
  83          void displayListChar(unsigned char X, bit Y, unsigned char *DData)
  84            {
  85   1       unsigned char ListLength;
  86   1       ListLength = 0;
  87   1       Y&=0x1;
  88   1       X&=0xF; 
  89   1       while(DData[ListLength]!='\0') 
  90   1       {
  91   2          displayOneChar(X, Y, DData[ListLength]);
  92   2          ListLength++;
  93   2          X++;
  94   2              if(X==0xf) 
  95   2              { if(Y==1) 
  96   3                {
  97   4                 WriteLcdCode(0x01); 
  98   4                 }
  99   3                X=0;
 100   3                Y=~Y;
 101   3               }
 102   2               
 103   2       }
 104   1       }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    208    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =      3       5
   IDATA SIZE       =   ----    ----
   BIT SIZE         =      2       1
END OF MODULE INFORMATION.


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