crbc.lst

AT89S51单片机控制74ls164驱动共阳数码管的源代码

C51 COMPILER V8.02   CRBC                                                                  03/23/2007 21:14:55 PAGE 1   


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

line level    source

   1          #include<reg51.h>
   2          #include<intrins.h>
   3          #define uint unsigned int
   4          #define uchar unsigned char
   5          sbit DAT=P1^1;
   6          sbit CLK=P1^2;
   7          uchar code tab[]={0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90,0xbf,0xff};//0-9,-,全灭
   8          
   9          void sendbyte(uchar byte)
  10          {    
  11   1              uchar num,c; 
  12   1              num=tab[byte];
  13   1         for(c=0;c<8;c++)
  14   1              {
  15   2                        CLK=0;
  16   2                      DAT=num&0x80;
  17   2                      CLK=1;
  18   2               num<<=1;
  19   2               
  20   2               
  21   2               }
  22   1      
  23   1      }
  24          
  25          
  26          void delay_50ms(unsigned int t)
  27          {
  28   1       unsigned int j;   
  29   1       for(;t>0;t--) 
  30   1        for(j=6245;j>0;j--) 
  31   1      {;}
  32   1      }
  33          
  34          
  35          
  36          void display(uint i)
  37          { 
  38   1      
  39   1       
  40   1              sendbyte(i);
  41   1              
  42   1       
  43   1      }
  44          
  45          main()
  46          {  
  47   1      
  48   1              unsigned char h;
  49   1               while(1){
  50   2               for(h=0;h<10;h++){
  51   3              delay_50ms(1);
  52   3               sendbyte(h);
  53   3               delay_50ms(10);
  54   3               }
  55   2               h=0;
C51 COMPILER V8.02   CRBC                                                                  03/23/2007 21:14:55 PAGE 2   

  56   2          }
  57   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     87    ----
   CONSTANT SIZE    =     12    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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