display.lst

拉幕式数码显示技术

C51 COMPILER V8.02   DISPLAY                                                               08/18/2007 01:31:27 PAGE 1   


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

line level    source

   1          #include <AT89X51.H> 
   2          unsigned char code dispcode[]={0x3f,0x06,0x5b,0x4f, 
   3                                         0x66,0x6d,0x7d,0x07, 
   4                                         0x7f,0x6f,0x00}; 
   5          unsigned char dispbitcode[]={0xf8,0xf9,0xfa,0xfb, 
   6                                       0xfc,0xfd,0xfe,0xff};   
   7          unsigned char dispbuf[8]={10,10,10,10,10,10,10,10}; 
   8          unsigned char dispbitcnt; 
   9          unsigned int t4mscnt;       
  10          unsigned char tmscnt;    
  11          unsigned char u; 
  12          unsigned char i; 
  13            
  14          void main(void) 
  15          { 
  16   1        TMOD=0x02; 
  17   1        TH0=0x06; 
  18   1        TL0=0x06; 
  19   1        TR0=1; 
  20   1        ET0=1; 
  21   1        EA=1; 
  22   1        while(1); 
  23   1      } 
  24            
  25          void t0(void) interrupt 1 using 0 
  26          { 
  27   1        tmscnt++; 
  28   1        if(tmscnt==4) 
  29   1          { 
  30   2            tmscnt=0; 
  31   2                P1=0xff;    
  32   2            P0=dispcode[dispbuf[dispbitcnt]]; 
  33   2            P1=dispbitcode[dispbitcnt]; 
  34   2            dispbitcnt++; 
  35   2            if(dispbitcnt==8) 
  36   2              { 
  37   3                dispbitcnt=0; 
  38   3              } 
  39   2          } 
  40   1        t4mscnt++; 
  41   1        if(t4mscnt==1600) 
  42   1          { 
  43   2            t4mscnt=0; 
  44   2              u++; 
  45   2            if(u==9) 
  46   2              { 
  47   3                u=0; 
  48   3              } 
  49   2            for(i=0;i<8;i++) 
  50   2              { 
  51   3                dispbuf[i]=10;   
  52   3              } 
  53   2            for(i=0;i<u;i++) 
  54   2              { 
  55   3                dispbuf[i]=i+1;   
C51 COMPILER V8.02   DISPLAY                                                               08/18/2007 01:31:27 PAGE 2   

  56   3              } 
  57   2          } 
  58   1      } 


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    154    ----
   CONSTANT SIZE    =     11    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =     22    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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