aaa.lst

汽车专用电子钟程序

C51 COMPILER V7.06   AAA                                                                   05/01/2008 16:44:47 PAGE 1   


C51 COMPILER V7.06, COMPILATION OF MODULE AAA
OBJECT MODULE PLACED IN aaa.OBJ
COMPILER INVOKED BY: d:\Keil\C51\BIN\C51.EXE aaa.c BROWSE DEBUG OBJECTEXTEND

stmt level    source

   1          #include<REG51.H>   
   2          #define uint unsigned int  
   3          #define uchar unsigned char 
   4          //***********************************
   5          unsigned char code SEG7[10]={0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90};
   6          uchar code WEEK_SEG7[8]={0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8};
   7          uchar ACT[8]={0xfe,0xfd,0xfb,0xf7,0xef,0xdf,0xbf,0x7f}; 
   8          uchar deda,sec,min,hour,week=1;
   9          uchar cnt;      
  10          /*****************************************************/
  11          void init(void)     
  12          {      
  13   1      TMOD=0x11;    
  14   1      TH0=-(50000/256);   
  15   1      TL0=-(50000%256);  
  16   1      ET0=1;     
  17   1      TR0=1;     
  18   1      TH1=-(1000/256);   
  19   1      TL1=-(1000%256);   
  20   1      ET1=1;     
  21   1      TR1=1;     
  22   1      EA=1;     
  23   1      }      
  24          /******************************************/
  25          void time0(void) interrupt 1   
  26          {      
  27   1      TH0=-(50000/256);   
  28   1      TL0=-(50000%256);  
  29   1      deda++;     
  30   1      }      
  31          /*******************************************/
  32          void time1(void) interrupt 3 
  33          {      
  34   1      TH1=-(1000/256);   
  35   1      TL1=-(1000%256);   
  36   1      if(++cnt>7)cnt=0;   
  37   1      switch (cnt)    
  38   1      {      
  39   2      case 0:P1=SEG7[sec%10];P2=ACT[cnt];break;
  40   2      case 1:P1=SEG7[sec/10];P2=ACT[cnt];break;
  41   2      case 2:P1=SEG7[min%10];P2=ACT[cnt];break;
  42   2      case 3:P1=SEG7[min/10];P2=ACT[cnt];break;
  43   2      case 4:P1=SEG7[hour%10];P2=ACT[cnt];break;
  44   2      case 5:P1=SEG7[hour/10];P2=ACT[cnt];break;
  45   2      case 6:P1=0x00;P2=0xff;break; 
  46   2      case 7:P1=WEEK_SEG7[week];P2=ACT[cnt];break;
  47   2      default:break;    
  48   2      }      
  49   1      }      
  50          /***************************************/
  51          void conv(void)   
  52          {      
  53   1      if(deda>=20){deda=0;sec++;}
  54   1      if(sec>=60){sec=0;min++;}  
  55   1      if(min>=60){min=0;hour++;} 
C51 COMPILER V7.06   AAA                                                                   05/01/2008 16:44:47 PAGE 2   

  56   1      if(hour>=24){hour=0;week++;} 
  57   1      if(week>7){week=1;}   
  58   1      }      
  59          /*****************************************/
  60          void delay(uint k)   
  61          {     
  62   1      uint data i,j;   
  63   1      for(i=0;i<k;i++){  
  64   2      for(j=0;j<121;j++)  
  65   2      {;}}     
  66   1      }     
  67          /**********************************************/
  68          uchar scan_key(void) 
  69          {     
  70   1      uchar temp;
  71   1      P3=0xff;   
  72   1      temp=P3;    
  73   1      if(temp!=0xff)  
  74   1         {delay(20);  
  75   2          temp=P3;   
  76   2      if(temp!=0xff)return temp;
  77   2          }     
  78   1      return 0;
  79   1      }
  80          /********************************************/
  81          void main(void)   
  82          {uchar key_flag;  
  83   1      init();    
  84   1      while(1)   
  85   1      {     
  86   2      conv(); 
  87   2      key_flag=scan_key();   
  88   2      switch(key_flag)  
  89   2          {     
  90   3          case 0xfb:if(++min>59)min=0;delay(300);break;
  91   3          case 0xf7:if(++hour>23)hour=0;delay(300);break;
  92   3          case 0xef:if(++week>7)week=1;delay(300);break;
  93   3          default:break; 
  94   3          }     
  95   2      }     
  96   1      }      


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    375    ----
   CONSTANT SIZE    =     18    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =     14    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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