BCLR	DDRT,%10000000	
	BSET  DDRB,%00010000	
	LDAA 	#%01010000		
	STAA	PACTL			
OVER	LDD	#$FFCE    
	STD	PACN32		
	BCLR	PORTB,%00010000	
HERE	BRCLR	PAFLG,mPAFLG_PAOVF,HERE	
	BSET	PAFLG,mPAFLG_PAOVF
	BSET	PORTB,%00010000	
	BRA	OVER