digtaled.lst

用keil写89c51的显示数码管的程序

C51 COMPILER V7.09   DIGTALED                                                              10/08/2006 17:10:13 PAGE 1   


C51 COMPILER V7.09, COMPILATION OF MODULE DIGTALED
OBJECT MODULE PLACED IN DigtaLED.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE DigtaLED.c BROWSE DEBUG OBJECTEXTEND

line level    source

   1          #include <reg52.h>
   2          
   3          #define BYTE unsigned char
   4          #define WORD unsigned int
   5          
   6          sbit LED1=P1^0;
   7          sbit LED2=P1^1;
   8          sbit LED3=P1^2;
   9          sbit LED4=P1^3;
  10          sbit LED5=P1^4;
  11          sbit LED6=P1^5;
  12          sbit LED7=P1^6;
  13          sbit LED8=P1^7;
  14          
  15          sbit DLEDcs1=P2^2;
  16          sbit DLEDcs2=P2^3;
  17          sbit DLEDcs3=P2^1;
  18          sbit DLEDcs4=P2^0;
  19          
  20          
  21          BYTE const DLEDcodeA[10]={0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90};
  22          BYTE Testdata;
  23          
  24          
  25          void Delay(WORD i)
  26          {
  27   1              while(i--);
  28   1      }
  29          
  30          //动态显示
  31          void DLEDdispNumA(WORD XNum)
  32          {
  33   1              WORD Num,i=10;
  34   1              XNum%=10000;    
  35   1              while(i--)
  36   1              {
  37   2                      Num=XNum;
  38   2                      DLEDcs1=DLEDcs2=DLEDcs3=DLEDcs4=1;P0=DLEDcodeA[Num/1000];DLEDcs1=0;Num%=1000;Delay(0x100);
  39   2                      DLEDcs1=DLEDcs2=DLEDcs3=DLEDcs4=1;P0=DLEDcodeA[Num/100];DLEDcs2=0; Num%=100; Delay(0x100);
  40   2                      DLEDcs1=DLEDcs2=DLEDcs3=DLEDcs4=1;P0=DLEDcodeA[Num/10];DLEDcs3=0;  Num%=10;  Delay(0x100);
  41   2                      DLEDcs1=DLEDcs2=DLEDcs3=DLEDcs4=1;P0=DLEDcodeA[Num];DLEDcs4=0;               Delay(0x100);
  42   2                      DLEDcs1=DLEDcs2=DLEDcs3=DLEDcs4=1;      
  43   2              }
  44   1      }
  45          
  46          //静态单数码管显示
  47          void DispSS(BYTE Num)
  48          {
  49   1              P0=0xff;Num%=10;
  50   1              DLEDcs1=DLEDcs2=DLEDcs3=DLEDcs4=1;P0=DLEDcodeA[Num];DLEDcs1=0;
  51   1      }
  52          //静态四数码管显示
  53          void DispSF(BYTE Num)
  54          {
  55   1              P0=0xff;Num%=10;
C51 COMPILER V7.09   DIGTALED                                                              10/08/2006 17:10:13 PAGE 2   

  56   1              DLEDcs1=DLEDcs2=DLEDcs3=DLEDcs4=1;
  57   1              P0=DLEDcodeA[Num];
  58   1              DLEDcs1=DLEDcs2=DLEDcs3=DLEDcs4=0;      
  59   1      }
  60          //静态四数码管移动显示
  61          void DispMF(BYTE Num)
  62          {
  63   1              P0=0xff;Num%=10;
  64   1              DLEDcs1=DLEDcs2=DLEDcs3=DLEDcs4=1;P0=DLEDcodeA[Num];DLEDcs1=0;Delay(0x2000);
  65   1              DLEDcs1=DLEDcs2=DLEDcs3=DLEDcs4=1;P0=DLEDcodeA[Num];DLEDcs2=0;Delay(0x2000);
  66   1              DLEDcs1=DLEDcs2=DLEDcs3=DLEDcs4=1;P0=DLEDcodeA[Num];DLEDcs3=0;Delay(0x2000);
  67   1              DLEDcs1=DLEDcs2=DLEDcs3=DLEDcs4=1;P0=DLEDcodeA[Num];DLEDcs4=0;Delay(0x2000);
  68   1              DLEDcs1=DLEDcs2=DLEDcs3=DLEDcs4=1;
  69   1      }
  70          
  71          void timer0() interrupt 1 using 1 
  72          {
  73   1              TH0=0x4c;TL0=0x00;
  74   1              Testdata++;
  75   1      }
  76          
  77          main()
  78          {
  79   1              WORD i;
  80   1              P0=0xff;//熄掉所有发光二极管
  81   1              P2=0xff;//关闭数码管显示
  82   1              TMOD=0x01;      
  83   1              while(1)
  84   1              {
  85   2                      /*
  86   2                      //静态单数码管显示
  87   2                      for(i=0;i<10;i++)
  88   2                      {DispSS(i);Delay(0xf000);}
  89   2                      P2=0xff;Delay(0x8000);//关闭数码管显示
  90   2      
  91   2                      for(i=0;i<10;i++)
  92   2                      {DispSF(i);Delay(0xf000);}
  93   2                      P2=0xff;Delay(0x8000);//关闭数码管显示
  94   2                      for(i=0;i<10;i++)
  95   2                      {DispMF(i);Delay(0xf000);}
  96   2                      */
  97   2                      //定时中断动态四数码管显示
  98   2                      Testdata=0;
  99   2                      TH0=0x4c;TL0=0x00;//50ms定时
 100   2                      TR0=1;ET0=1;EA=1;//打开定时器中断
 101   2                      while(Testdata<200)
 102   2                              DLEDdispNumA(Testdata/2);
 103   2                      TR0=0;ET0=0;//关闭定时器中断
 104   2              
 105   2                      //动态数码管显示,0000-9999计数          
 106   2              //      P2=0xff;Delay(0xf000);//关闭数码管显示
 107   2              //      for(i=0;i<10000;i++)
 108   2              //      {DLEDdispNumA(i);}              
 109   2                      
 110   2                      }
 111   1      }
*** WARNING C280 IN LINE 79 OF DIGTALED.C: 'i': unreferenced local variable


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    442    ----
   CONSTANT SIZE    =   ----    ----
C51 COMPILER V7.09   DIGTALED                                                              10/08/2006 17:10:13 PAGE 3   

   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =     11       6
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


C51 COMPILATION COMPLETE.  1 WARNING(S),  0 ERROR(S)