BCLR	DDRT,%10000000	
	BSET  DDRB,%00000010	
	LDAA 	#%01010000		
	STAA	PACTL			
	LDD	#$FC18		
	STD	PACN32		
HERE	BRCLR	PAFLG,mPAFLG_PAOVF,HERE	
  	BSET  PAFLG,mPAFLG_PAOVF
OVER	BSET	PORTB,%00000010	
	BCLR	PORTB,%00000010	
	BRA	OVER