#include <REGX52.H>

void main(void)
{
while(1)
{
	P2=0xFE;
	if(P2==0xEE)
		P1=0xF9; //1
	else if(P2==0xDE)
		P1=0x92; //5
	else if(P2==0xBE)
		P1=0x90; //9
	else if(P2==0x7E)
		P1=0xA1; //d

	P2=0xFD;
	if(P2==0xED)
		P1=0xA4; //2
	else if(P2==0xDD)
		P1=0x82; //6
	else if(P2==0xBD)
		P1=0x88; //A
	else if(P2==0x7D)
		P1=0x86; //E

	P2=0xFB;
	if(P2==0xEB)
		P1=0xB0; //3
	else if(P2==0xDB)
		P1=0xF8; //7
	else if(P2==0xBB)
		P1=0x83; //b
	else if(P2==0x7B)
		P1=0x8E; //F

	P2=0xF7;
	if(P2==0xE7)
		P1=0x99; //4
	else if(P2==0xD7)
		P1=0x80; //8
	else if(P2==0xB7)
		P1=0xC6; //C
	else if(P2==0x77)
		P1=0xC0; //0

        P1=0xFF;
}
}