#include <reg51.h>
sbit CS = P2^0;
sbit SCLK = P2^1;
sbit DIN = P2^2;	
sbit DOUT = P2^3;
sbit LSBRA = ACC^0;
void main(void)
  {
    unsigned char x;
    CS=0;				
    SCLK=1;			
    Delay();
    SCLK=0;		
    Delay();
    for(x=0; x<8; x++)	
     {
       SCLK=1;		
       Delay();
       SCLK=0;	
       Delay()
       LSBRA=DOUT; 		
					
       ACC = ACC << 1;	
					
     }
    CS=1;				
    P1=ACC;			
  }