void main(void){
	int j;
	TRISB=TRISB & 0xfc00;

	LATBbits.LATB8=0;
	LATBbits.LATB9=1;
	static const unsigned char codes[]={0x4, 0x2, 0x1, 0x8, 0x10, 0x20, 0x40};
	while(1){
		for(j=0; j<7; j++){
			LATB= (LATB & 0xff00) | codes[j];
			delay(200);
		}
	}
}