dod.lst

本人学习51单片机时写的一些程序

C51 COMPILER V6.12  DOD                                                                    05/07/2008 14:24:39 PAGE 1   


C51 COMPILER V6.12, COMPILATION OF MODULE DOD
OBJECT MODULE PLACED IN ..\car\dod.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE ..\car\dod.c BROWSE DEBUG OBJECTEXTEND PRINT(.\dod.lst) SRC(.\dod.SRC) 

stmt level    source

   1          //#pragma src
   2          #include<reg52.h>
   3          #include<absacc.h>
   4          //#include <asm.h>
   5          
   6          //#pragma OT(4,speed)
   7          //#include<float.h>
   8          
   9          #define uint unsigned int
  10          #define uchar unsigned char
  11          #define usv=0.34 //um/us
  12          
  13          sbit USOut=P1^0;//us=ultrasonic
  14          sbit USIn=P3^3;
  15          sbit dula=P2^6;
  16          sbit wela=P2^7;
  17          
  18          int a;
  19          
  20          uchar USBuffer=0,Byturns=1,T1times=0,T0times=0,th,tl,tt=0;
  21          uchar i,j,k,qian_c,bai_c,shi_c,ge_c;
  22          uint s=0,ss;
  23          
  24          uchar code table[]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,    //数码管编码
  25                                  0x07,0x7f,0x6f,0x77,0x7c,0x39,0x5e,0x79,0x71};
  26          void send(void);
  27          void delayus()
  28          {	
  29   1      	
  30   1      		//return;
  31   1      }
  32          
  33          void delay(uchar i)
  34          {
  35   1        for(j=i;j>0;j--)
  36   1          for(k=125;k>0;k--);
  37   1      }
  38          
  39          void display(uchar qian_c,uchar bai_c,uchar shi_c,uchar ge_c)
  40          {
  41   1      	//P0=0xff;
  42   1      	
  43   1      	dula=0;
  44   1      	P0=table[qian_c];
  45   1      	dula=1;
  46   1      	dula=0;
  47   1      	//P0=0xff;  
  48   1      	wela=0;
  49   1      	P0=0xfe;
  50   1      	wela=1;
  51   1      	wela=0;
  52   1      	delay(3);
  53   1      	 
  54   1      	dula=0;
  55   1      	P0=table[bai_c];
C51 COMPILER V6.12  DOD                                                                    05/07/2008 14:24:39 PAGE 2   

  56   1      	dula=1;
  57   1      	dula=0;
  58   1      	 //P0=0xff; 
  59   1      	wela=0;
  60   1      	P0=0xfd;
  61   1      	wela=1;
  62   1      	wela=0;
  63   1      delay(3);
  64   1      
  65   1      
  66   1        
  67   1      	dula=0;
  68   1      	P0=table[shi_c];
  69   1      	dula=1;
  70   1      	dula=0;  
  71   1      //P0=0xff; 
  72   1      	wela=0;
  73   1      	P0=0xfb;
  74   1      	wela=1;
  75   1      	wela=0;
  76   1      	delay(3);	
  77   1      
  78   1      	dula=0;
  79   1      	P0=table[ge_c];
  80   1      	dula=1;
  81   1      	dula=0; 
  82   1      //P0=0xff; 
  83   1      	wela=0;
  84   1      	P0=0xf7;
  85   1      	wela=1;
  86   1      	wela=0;
  87   1      
  88   1      	  
  89   1      	delay(3);	
  90   1      
  91   1      }
  92          
  93          
  94          void main(void)//主函数
  95          {
  96   1      	dula=0;	
  97   1      	delayus();
  98   1      	wela=0;
  99   1      	EA=1;
 100   1      	IT0=1;
 101   1      	//ET0=1;
 102   1      	ET1=1;
 103   1      	EX1=1;
 104   1      	TMOD=0x11;
 105   1      	TH1=0x3C;
 106   1      	TL1=0xB0;
 107   1      	//TH0=0xFF;//13us
 108   1      	//TL0=0xF3;
 109   1      	USOut=1;
 110   1      	USIn=1;
 111   1      	TR1=1;
 112   1      	TR0=1;
 113   1      	for(;;)
 114   1      	{
 115   2      		//SOut=1;
 116   2      	//USIn=1;
 117   2      			display(qian_c,bai_c,shi_c,ge_c);
C51 COMPILER V6.12  DOD                                                                    05/07/2008 14:24:39 PAGE 3   

 118   2      	if(tt)
 119   2      		{	
 120   3      //		__asm
 121   3        //nop
 122   3          //    __endasm;
 123   3      
 124   3      			send();
 125   3      
 126   3      		}
 127   2      		
 128   2      	//	tt=0;
 129   2      			//EX1=1;
 130   2      			
 131   2      	//display(8,6,9,4);	
 132   2      
 133   2      	}
 134   1      }
 135          
 136          
 137          /*void timer0(void) interrupt 1 using 1
 138          {
 139          	TH0=0xFF;
 140          	TL0=0xF3;
 141          	USOut=!USOut;
 142          	Byturns=!Byturns;
 143          	T0times++;
 144          	if(T0times>=10)
 145          		{
 146          			//T0times=0;
 147          			TR0=0;//关闭定时器0	
 148          			ET0=0;
 149          			//USOut=!USOut;
 150          		}
 151          }
 152          */
 153          void timer1(void) interrupt 3 //using 2
 154          {
 155   1      	TH1=0x3C;
 156   1      	TL1=0xB0;
 157   1      	T1times++;
 158   1      	if(T1times>=20)
 159   1      	{
 160   2      		T1times=0;
 161   2      	// T0times=0;
 162   2      		TR0=1;
 163   2      		ET0=1;
 164   2      		tt=1;
 165   2      	}
 166   1      	//display(15,15,15,15);
 167   1      }
 168          
 169          void intsvr1(void) interrupt 2 //using 3
 170          {	
 171   1      	th=TH1-0x3C;
 172   1      	tl=TL1-0xB0;
 173   1      	//a=1;
 174   1      	tt=1; 
 175   1      	s=(th*256+tl);//mm
 176   1      	s=s*usv/2;
 177   1      //	s=8694;
 178   1      	qian_c=s/1000;
 179   1      	bai_c=s%1000/100;
C51 COMPILER V6.12  DOD                                                                    05/07/2008 14:24:39 PAGE 4   

 180   1      	shi_c=s%100/10;
 181   1      	ge_c=s%10;
 182   1      	EX1=0;
 183   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    380    ----
   CONSTANT SIZE    =     16    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =     20       4
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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