display.lst

我同事做的一个CS5522的51单片机的驱动,用的是89S52,开发环境是KEIL C

C51 COMPILER V6.12  DISPLAY                                                                12/31/2003 17:28:30 PAGE 1   


C51 COMPILER V6.12, COMPILATION OF MODULE DISPLAY
OBJECT MODULE PLACED IN .\display.OBJ
COMPILER INVOKED BY: D:\Program Files\keil\C51\BIN\C51.EXE .\display.c ROM(SMALL) DEBUG OBJECTEXTEND

stmt level    source

   1          #include<reg52.h>
   2          #include<stdio.h>
   3          //*****************************************************
   4          #define DisPort    P0
   5          //#define Str        1
   6          //#define Data       2
   7          //#define Clo        3
   8          //*****************************************************
   9          unsigned char code  DisTab[11]={0x3f,0x6,0x5b,0x4f,0x66,0x6d,0x7d,0x7,0x7f,0x6f,0x40};
  10          extern unsigned char bdata  main_temp;    //全局缓冲变量
  11          extern bit main_temp_7;
  12          //***************************************************************
  13          //**********************************
  14          extern unsigned char   t_d[8];    //需要显示的每位数。 
  15          //**************************************************************
  16          //bit   Str;
  17          //bit   Data;
  18          //bit   Clo;
  19          sbit  Str=P3^7;
  20          sbit  Data=P3^6;
  21          sbit  Clo=P3^5; 
  22          
  23          
  24          //显示子程序
  25          void display(unsigned char  SubDisNum)  //用SPI线显示一个0-9的数字。DisNum最高位表示小数点 
  26          {     
  27   1         unsigned char data  DisTemp=8;   
  28   1         bit DisBTemp;
  29   1         main_temp=SubDisNum;
  30   1         DisBTemp=main_temp_7; 
  31   1         main_temp_7=0;
  32   1         main_temp=DisTab[main_temp];  
  33   1         main_temp_7=DisBTemp;
  34   1         main_temp=~main_temp;
  35   1         Str=1;
  36   1         while(DisTemp)
  37   1            {  
  38   2                Clo=0;
  39   2                Data=main_temp_7;
  40   2      			 Clo=1;
  41   2      			 main_temp=main_temp<<1;
  42   2      			 DisTemp--;       
  43   2      
  44   2      
  45   2             } 
  46   1         Str=0;
  47   1      
  48   1      
  49   1      }
  50          //****************************************
  51          void eight_dis(void)   //连续显示八位数，
  52                  {
  53   1                  display(10);
  54   1      			display(10);
  55   1      			display(10);
C51 COMPILER V6.12  DISPLAY                                                                12/31/2003 17:28:30 PAGE 2   

  56   1      			display(t_d[0]);
  57   1      		    display(t_d[1]);
  58   1      			display(t_d[2]);
  59   1      			display(t_d[3]);
  60   1      			display(t_d[4]);
  61   1                  display(t_d[5]);
  62   1      			display(t_d[6]);
  63   1      			display(t_d[7]);
  64   1      			display(10);
  65   1       		
  66   1      
  67   1      
  68   1                 
  69   1      
  70   1               }
  71          


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     89    ----
   CONSTANT SIZE    =     11    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----       1
END OF MODULE INFORMATION.


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