text1.i

C51学习书

#line 1 "Text1.c" /0
  
#line 1 "C:\KEIL\C51\INC\ATMEL\REG51.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;
 
 
 
 
 sbit P0_0	=0x80;
 sbit P0_1	=0x81;
 sbit P0_2	=0x82;
 sbit P0^3	=0x83;
 sbit P0^4	=0x84;
 sbit P0^5	=0x85;
 sbit P0^6	=0x86;
 sbit P0^7	=0x87;
 
 sbit P1^0	=0x90;
 sbit P1^1	=0x91;
 sbit P1^2	=0x92;
 sbit P1^3	=0x93;
 sbit P1^4	=0x94;
 sbit P1^5	=0x95;
 sbit P1^6	=0x96;
 sbit P1^7	=0x97;
 
 sbit P2^0	=0xA0;
 sbit P2^1	=0xA1;
 sbit P2^2	=0xA2;
 sbit P2^3	=0xA3;
 sbit P2^4	=0xA4;
 sbit P2^5	=0xA5;
 sbit P2^6	=0xA6;
 sbit P2^7	=0xA7;
 
 sbit P3^0	=0xB0;
 sbit P3^1	=0xB1;
 sbit P3^2	=0xB2;
 sbit P3^3	=0xB3;
 sbit P3^4	=0xB4;
 sbit P3^5	=0xB5;
 sbit P3^6	=0xB6;
 sbit P3^7	=0xB7;
 
 sbit CY   = 0xD7;
 sbit AC   = 0xD6;
 sbit F0   = 0xD5;
 sbit RS1  = 0xD4;
 sbit RS0  = 0xD3;
 sbit OV   = 0xD2;
 sbit P    = 0xD0;
 
 
 sbit TF1  = 0x8F;
 sbit TR1  = 0x8E;
 sbit TF0  = 0x8D;
 sbit TR0  = 0x8C;
 sbit IE1  = 0x8B;
 sbit IT1  = 0x8A;
 sbit IE0  = 0x89;
 sbit IT0  = 0x88;
 
 
 sbit EA   = 0xAF;
 sbit ES   = 0xAC;
 sbit ET1  = 0xAB;
 sbit EX1  = 0xAA;
 sbit ET0  = 0xA9;
 sbit EX0  = 0xA8;
 
 
 sbit PS   = 0xBC;
 sbit PT1  = 0xBB;
 sbit PX1  = 0xBA;
 sbit PT0  = 0xB9;
 sbit PX0  = 0xB8;
 
 
 sbit RD   = 0xB7;
 sbit WR   = 0xB6;
 sbit T1   = 0xB5;
 sbit T0   = 0xB4;
 sbit INT1 = 0xB3;
 sbit INT0 = 0xB2;
 sbit TXD  = 0xB1;
 sbit RXD  = 0xB0;
 
 
 sbit SM0  = 0x9F;
 sbit SM1  = 0x9E;
 sbit SM2  = 0x9D;
 sbit REN  = 0x9C;
 sbit TB8  = 0x9B;
 sbit RB8  = 0x9A;
 sbit TI   = 0x99;
 sbit RI   = 0x98;
 
 
#line 1 "Text1.c" /0
 
 sbit L1=P1^0; 
 
 void delay02s(void)		 
 { 
 unsigned char i,j,k; 
 for(i=20;i>0;i--) 
 for(j=20;j>0;j--) 
 for(k=248;k>0;k--); 
 } 
 
 
 void main(void) 
 { 
 while(1) 
 { 
 L1=0; 
 delay02s(); 
 L1=1; 
 delay02s(); 
 } 
 }