#include<AT89X52.h>
#include<intrins.h>
void delay(unsigned int z)
{
	unsigned int a,b;
	for(a=z;a>0;a--)
		for(b=z;b>0;b--);
}
void main()
{	int temp,i;
	P0=0xFE;
	delay(200);	
	P0=0xFD;
	delay(200);		
	P0=0xFB;
	delay(200);		
	P0=0xF7;
	delay(200);		
	P0=0xEF;
	delay(200);		
	P0=0xDF;
	delay(200);		
	P0=0xBF;
	delay(200);		
	P0=0x7F;
	delay(200);	
	P0=0xBF;
	delay(200);	
	P0=0xDF;
	delay(200);	
	P0=0xEF;
	delay(200);	
	P0=0xF7;
	delay(200);	
	P0=0xFB;
	delay(200);	
	P0=0xFD;
	delay(200);	
	P0=0xFE;
	delay(200);	
	P2_1=0;
	delay(200);
	P2_1=1;
   temp=0xfc;
	for(i=4;i>0;i--)
	{
	P0=temp;
	temp=_crol_(temp,2);
	delay(200);
	}
	temp=0xcf;
	for(i=3;i>0;i--)
	{
	P0=temp;
	temp=_crol_(temp,-2);
	delay(200);
	}
	P2_1=0;
	delay(200);
	P2_1=1;
	P0=0x7E;
	delay(200);
	P0=0xBD;
	delay(200);
	P0=0xDB;
	delay(200);
	P0=0xE7;
	delay(200);
	P0=0xDB;
	delay(200);
	P0=0xBD;
	delay(200);
	P0=0x7E;
	delay(200);
	P2_1=0;
	delay(200);
	P2_1=1;
	P0=0xf0;
	delay(200);
	P0=0xf;
	delay(200);
	P0=0xf0;
	delay(150);
	P0=0xf;
	delay(150);
	P0=0xf0;
	delay(100);
	P0=0xf;
	delay(100);
	P0=0xf0;
	delay(100);
	P0=0xf;
	delay(100);

}