.alias MEMSTART $0000
.alias CODE     $0200 
.alias RESETVEC $FFFC

.alias MEMEND   $FFFF

.org MEMSTART    
.advance CODE  
START:  CLC 
        LDA   #$00
LOOP:   ADC   #153
        STA   258
        NOP
	JMP   LOOP 
.advance RESETVEC
.word START
	
.advance MEMEND
.byte $00