BSF 	TRISC,RC0		
	CLRF	TRISB			
	CLRF	TRISD			
	MOVLW	0x02			
	MOVWF	T1CON			
HERE	MOVLW	0x0			
	MOVWF	TMR1H			
	MOVLW	0x0			
	MOVWF	TMR1L			
	BCF	PIR1,TMR1IF	
	BSF	T1CON,TMR1ON	
AGAIN	MOVFF	TMR1H,PORTD	
	MOVFF	TMR1L,PORTB	
	BTFSS	PIR1,TMR1IF	
	BRA	AGAIN			
	BCF 	PIR1,TMR1ON 	
	GOTO 	HERE