finish.i

能完成对小车的往返

#line 1 "Finish.c" /0
  
#line 1 "HeadFile.h" /0
 
  
#line 1 "D:\KEIL\C51\INC\STDIO.H" /0






 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 typedef unsigned int size_t;
 
 
 #pragma SAVE
 #pragma REGPARMS
 extern char _getkey (void);
 extern char getchar (void);
 extern char ungetchar (char);
 extern char putchar (char);
 extern int printf   (const char *, ...);
 extern int sprintf  (char *, const char *, ...);
 extern int vprintf  (const char *, char *);
 extern int vsprintf (char *, const char *, char *);
 extern char *gets (char *, int n);
 extern int scanf (const char *, ...);
 extern int sscanf (char *, const char *, ...);
 extern int puts (const char *);
 
 #pragma RESTORE
 
 
 
#line 2 "HeadFile.h" /0
 
  
#line 1 "D:\KEIL\C51\INC\REG52.H" /0






 
 
 
 
 
 
 sfr P0    = 0x80;
 sfr P1    = 0x90;
 sfr P2    = 0xA0;
 sfr P3    = 0xB0;
 sfr PSW   = 0xD0;
 sfr ACC   = 0xE0;
 sfr B     = 0xF0;
 sfr SP    = 0x81;
 sfr DPL   = 0x82;
 sfr DPH   = 0x83;
 sfr PCON  = 0x87;
 sfr TCON  = 0x88;
 sfr TMOD  = 0x89;
 sfr TL0   = 0x8A;
 sfr TL1   = 0x8B;
 sfr TH0   = 0x8C;
 sfr TH1   = 0x8D;
 sfr IE    = 0xA8;
 sfr IP    = 0xB8;
 sfr SCON  = 0x98;
 sfr SBUF  = 0x99;
 
 
 sfr T2CON  = 0xC8;
 sfr RCAP2L = 0xCA;
 sfr RCAP2H = 0xCB;
 sfr TL2    = 0xCC;
 sfr TH2    = 0xCD;
 
 
 
 
 sbit CY    = PSW^7;
 sbit AC    = PSW^6;
 sbit F0    = PSW^5;
 sbit RS1   = PSW^4;
 sbit RS0   = PSW^3;
 sbit OV    = PSW^2;
 sbit P     = PSW^0;  
 
 
 sbit TF1   = TCON^7;
 sbit TR1   = TCON^6;
 sbit TF0   = TCON^5;
 sbit TR0   = TCON^4;
 sbit IE1   = TCON^3;
 sbit IT1   = TCON^2;
 sbit IE0   = TCON^1;
 sbit IT0   = TCON^0;
 
 
 sbit EA    = IE^7;
 sbit ET2   = IE^5;  
 sbit ES    = IE^4;
 sbit ET1   = IE^3;
 sbit EX1   = IE^2;
 sbit ET0   = IE^1;
 sbit EX0   = IE^0;
 
 
 sbit PT2   = IP^5;
 sbit PS    = IP^4;
 sbit PT1   = IP^3;
 sbit PX1   = IP^2;
 sbit PT0   = IP^1;
 sbit PX0   = IP^0;
 
 
 sbit RD    = P3^7;
 sbit WR    = P3^6;
 sbit T1    = P3^5;
 sbit T0    = P3^4;
 sbit INT1  = P3^3;
 sbit INT0  = P3^2;
 sbit TXD   = P3^1;
 sbit RXD   = P3^0;
 
 
 sbit SM0   = SCON^7;
 sbit SM1   = SCON^6;
 sbit SM2   = SCON^5;
 sbit REN   = SCON^4;
 sbit TB8   = SCON^3;
 sbit RB8   = SCON^2;
 sbit TI    = SCON^1;
 sbit RI    = SCON^0;
 
 
 sbit T2EX  = P1^1;  
 sbit T2    = P1^0;  
 
 
 sbit TF2    = T2CON^7;
 sbit EXF2   = T2CON^6;
 sbit RCLK   = T2CON^5;
 sbit TCLK   = T2CON^4;
 sbit EXEN2  = T2CON^3;
 sbit TR2    = T2CON^2;
 sbit C_T2   = T2CON^1;
 sbit CP_RL2 = T2CON^0;
 
 
#line 3 "HeadFile.h" /0
 
  
#line 1 "D:\KEIL\C51\INC\ABSACC.H" /0






 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
#line 24 "D:\KEIL\C51\INC\ABSACC.H" /1
  
  
  
  
 
#line 29 "D:\KEIL\C51\INC\ABSACC.H" /0
 
 
 
 
 
 
 
#line 4 "HeadFile.h" /0
 
  
#line 1 "D:\KEIL\C51\INC\INTRINS.H" /0






 
 
 
 
 
 extern void          _nop_     (void);
 extern bit           _testbit_ (bit);
 extern unsigned char _cror_    (unsigned char, unsigned char);
 extern unsigned int  _iror_    (unsigned int,  unsigned char);
 extern unsigned long _lror_    (unsigned long, unsigned char);
 extern unsigned char _crol_    (unsigned char, unsigned char);
 extern unsigned int  _irol_    (unsigned int,  unsigned char);
 extern unsigned long _lrol_    (unsigned long, unsigned char);
 extern unsigned char _chkfloat_(float);
 
 
 
#line 5 "HeadFile.h" /0
 
 
 
 
 
 
 
 
 sbit p10 = P1^0;   
 
 sbit p11 = P1^1;   
 
 sbit p12 = P1^2;   
 
 sbit p13 = P1^3;   
 
 sbit p14 = P1^4;   
 
 sbit p15 = P1^5;   
 
 sbit p16 = P1^6;   
 
 sbit p17 = P1^7;   
 
 
  unsigned char xdata *HC574_0 = 0xa000;
  unsigned char xdata *HC574_1 = 0xa400;
  unsigned char xdata *HC574_2 = 0xa800;
  unsigned char xdata *HC574_3 = 0xac00;
  unsigned char xdata *HC574_4 = 0xb000;
  unsigned char xdata *HC574_5 = 0xb400;
  unsigned char xdata *HC574_6 = 0xb800;
  unsigned char xdata *HC574_7 = 0xbc00;
 
 
  unsigned char g_Time0FLAG;     
 
  unsigned char g_Time08sFLAG;     
 
  unsigned char g_Time010sFLAG;     
 
  unsigned char g_PulseCount;      
 
  unsigned int g_TirePulseCount;   
 
 
  unsigned char NumTab[10] = { 0xc0,  0xf9,  0xa4,  0xb0,  0x99,  
 0x92, 0x82,  0xf8,  0x80,  0x98};
#line 1 "Finish.c" /0
 






 
 
 void Delay(unsigned char time)
 {
 while (time--)
 {
 _nop_();
 }
 }
 
 






 
 
 void SomeNOP(unsigned int time)
 {
 while (time--)
 {
 _nop_();
 }
 }
 
 






 
 
 void Show(unsigned int number, unsigned char index)
 {
  unsigned char *p_Address[8];   
 
 p_Address[0] = HC574_0;   
 
 p_Address[1] = HC574_1;   
 
 p_Address[2] = HC574_2;   
 
 p_Address[3] = HC574_3;   
 
 p_Address[4] = HC574_4;   
 
 p_Address[5] = HC574_5;   
 
 p_Address[6] = HC574_6;   
 
 p_Address[7] = HC574_7;   
 
 if (number == 0)  
 {
 *p_Address[index] = NumTab[0];
 } 
 
 while (number > 0)
 {
 *p_Address[index] = NumTab[number%10];
 
 index++;
 
 if (index > 7)
 {
 index = 0;
 
 *p_Address[index] = NumTab[number%10]; 
 } 
 
 number /= 10;
 } 
 
 }
 
 






 
 
 void InitialLED(void)
 {
  unsigned char i;
 
  unsigned char *p_Address[8];
 
 p_Address[0] = HC574_0;
 
 p_Address[1] = HC574_1;
 
 p_Address[2] = HC574_2;
 
 p_Address[3] = HC574_3;
 
 p_Address[4] = HC574_4;
 
 p_Address[5] = HC574_5;
 
 p_Address[6] = HC574_6;
 
 p_Address[7] = HC574_7;
 
 for (i=0; i<8;i++)
 {
 *p_Address[i] = 0xff;   
 }
 }
 
 






 
 
  unsigned char CheckStatus(void)
 {
 ET0 = 1;   
 
 if (g_PulseCount==4 | g_PulseCount == 10)   
 {
 g_Time08sFLAG = 0;
 
 return 1;
 }
 else if (g_Time08sFLAG > 8)   
 {
 g_Time08sFLAG = 0;
 
 return 1;   
 }
 else return 0;
 }
 






 
 
 void FastForward(void)
 {
 p14 = 0;
 
 p15 = 1;
 }
 






 
 
 void FastReverse(void)
 {
 p14 = 1;
 
 p15 = 0;
 }
 
 






 
 
 void SlowForward(void)
 {
 p15 = 1;
 
 while (1)
 {
 p14 = ~p14;
 
 Delay(50);
 
 if (CheckStatus())   
 {
 break;
 }
 }
 }
 






 
 
 void SlowReverse(void)
 {
 p14 = 1;
 
 while (1)
 {
 p15 = ~p15;
 
 Delay(100);
 
 if (CheckStatus())   
 {
 break;
 }
 }
 }
 






 
 void Stop(void)
 {
 p14 = 1;
 
 p15 = 1;
 }
 
 






 
 
  unsigned char DetectPort0(void)
 {
  unsigned char i;
 
  unsigned char count = 0;   
 
 for (i=0; i<10; i++)
 {
 if (p10 == 0)
 {
 count++;
 
 SomeNOP(200);
 }
 }
 
 if (count>4)
 {
 return 1;
 }
 else return 0;
 }
 






 
 
  unsigned char DetectPort1(void)
 {
  unsigned char i;
 
  unsigned char count = 0;   
 
 for (i=0; i<10; i++)
 {
 if (p11 == 0)
 {
 count++;
 
 SomeNOP(70);
 }
 }
 
 if (count>1)
 {
 return 1;
 }
 else return 0;
 }
 
 






 






















 


 
 void main(void)
 {
 InitialLED();   
 
 TMOD = 0X51;   
 
 ET0 = 1;       
 
 TR0 = 1;
 
 ET1 = 1;       
 
 TR1 = 1;
 
 TH1 = 0XFF;     
 
 TL1 = 0XFF;
 
 TH0 = 0X3C;     
 
 TL0 = 0XB0;
 
 EX0 = 1;       
 
 IT0 = 1;       
 
 EX1 = 1;     
 
 IT1 = 1;      
 
 PX1 = 1;      
 
 EA = 1;          
 
 while (g_PulseCount < 3)   
 {
 FastForward();
 }
 
 SlowForward();   
 
 while (g_PulseCount < 6)   
 {
 FastForward();
 }
 
 while (g_Time010sFLAG != 10)   
 {
 Stop();
 }
 
 while (g_PulseCount < 9)   
 {
 FastReverse();
 }
 
 SlowReverse();   
 
 while (g_PulseCount < 12)
 {
 FastReverse();
 }
 
 Stop();   
 
 ET0 = 0;
 
 
 while (1)
 {
 ;
 }
 }
 






 
 
 void Extern0Interrupt(void) interrupt 0
 {
 EX0 = 0;
 
 EA = 0;
 
 if (DetectPort1())   
 {
 g_TirePulseCount++;
 }
 
 
 EX0 = 1;
 
 EA = 1;
 
 
 }
 






 
 
 void Time0Inerrupt(void) interrupt 1 
 {
 static unsigned char count;   
 
  unsigned char low_second;   
 
  unsigned char high_second;   
 
  unsigned char minute;   
 
 ET0 = 0;
 
 EA = 0;	
 
 count++;
 
 if (count == 10)
 {
 *HC574_2 = 0XF6;   
 }
 
 if (count == 20)   
 
 {	    
 count = 0;
 
 low_second++;
 
 if (g_PulseCount == 3 | g_PulseCount == 9)   
 {
 g_Time08sFLAG++;
 }
 
 if (g_PulseCount == 4 | g_PulseCount == 10)   
 {
 g_Time08sFLAG = 0;
 }
 
 if (g_PulseCount == 6)   
 {
 g_Time010sFLAG++;
 }
 
 if (low_second == 10)   
 {
 low_second = 0;
 
 high_second++;
 
 if (high_second == 6)   
 {
 high_second = 0;
 
 minute++;
 
 if (minute == 10)   
 {
 minute = 0;
 } 
 } 
 } 
 
 Show(low_second, 0);   
 
 Show(high_second, 1);   
 
 Show(minute, 3);   
 
 *HC574_2 = 0XFF;   
 
 } 
 
 TH0 = 0x3c;   
 TL0 = 0xb0;   
 
 ET0 = 1;   
 
 EA = 1;
 } 
 






 
 
 void Extern1Interrupt(void) interrupt 2
 {
 EX1 = 0;
 
 EA = 0;
 
 p12 = 0;   
 
 p13 = 1;
 
 g_Time010sFLAG++;
 
 Show(g_Time010sFLAG, 7);
 
 SomeNOP(5000);
 
 p12 = 1;
 
 p13 = 1;
 
 EX1 = 1;
 
 EA = 1;
 }
 






 
 
 void Time1Interrupt(void) interrupt 3
 {
 ET1 = 0;
 
 EA = 0;
 
 if (DetectPort0())   
 {
 g_PulseCount++;   
 }
 
 
 
 TH1 = 0XFF;   
 
 TL1 = 0XFF;   
 
 ET1 = 1;
 
 EA = 1;
 }