main.i

家电考试系统下位机程序

#line 1 "MAIN.C" /0
 
 
  
#line 1 "C:\KEIL623\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 "MAIN.C" /0
 
  
#line 1 "C:\KEIL623\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 4 "MAIN.C" /0
 
  
#line 1 "C:\KEIL623\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 "MAIN.C" /0
 
  
#line 1 "sio.h" /0
 void com_initialize (void);
 
 void com_baudrate (
 unsigned baudrate);
 
 char com_putchar (
 unsigned char c);
 
 int com_getchar (void);
 
 unsigned char com_rbuflen (void);
 
 unsigned char com_tbuflen (void);
 
 
 
 
 
 
 
 
 
 
 
#line 6 "MAIN.C" /0
 
 
 
 sbit P00    = 0x80;
 sbit P01    = 0x81;
 sbit P02    = 0x82;
 sbit P03    = 0x83;
 sbit P04    = 0x84;
 sbit P05    = 0x85;
 sbit P06     = 0x86;
 sbit P07     = 0x87;
 
 sbit P34     = 0xB4;
 sbit P30     = 0xB0;
 
 char _getkey (void)
 {
 int k;
 
 do
 {
 k = com_getchar ();
 }
 while (k == -1);
 
 return ((unsigned char) k);
 }
 

 
 char putchar (char c)
 {
 volatile unsigned int i;
 
 while (com_putchar (c) != 0)
 {
 for (i=0; i<1000; i++)
 {
 
 }
 }
 
 return (c);
 }
 
 
 void main (void)
 {        
 
 unsigned char k;
 com_initialize ();               
 com_baudrate (9600);            
 P1 = 0xAA ;
 P2 = 0x55 ;
 P3 = 0xff ;
  P34  = 1 ;             
 EA = 1;                       
 while (1)
 { P30 = 1;             
 P0 = _getkey ()  ;
 P1 = _getkey ()  ;
 P2 = _getkey ()  ;
 k = _getkey () | 0x11  ;    
 P3 = k ;
 P30 = 0;             
 _nop_();
 _nop_();
 _nop_();
 _nop_();
 }   
 }