.org #$f800

reset:
 ldx #$FF
 txs
 lda #42
 lda $0
 ldx #41
 ldx $1
 jsr sub1

fini:
 jmp fini

sub1:
 ldy #40
 ldy $2
 rts
 
 .org #$fffa
 .word $0
 .word reset
 .word $0