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.segment "HEADER"
.byte 'N', 'E', 'S', $1A
.byte $02, $01
.byte $00
.byte $00
.segment "CHARS"
.byte 0
.segment "VECTORS"
.addr reset, reset, reset
.segment "CODE"
reset:
lda #1
sta $00
sec
adc $00
ldx #$FF
inx
inx
sta $00, x
clc
adc $00
sta $02
txa
sec
sbc $00
sta $03
sec
rol $03
sta $04
sec
ror $02
sta $05
asl
sta $06
ldy #1
tya
and $00, x
sta $07
ora $00
sta $08
inc $00
eor $00
sta $09
lda #$FF
clc
adc #1
sta $0A
lda #$00
sec
sbc #1
sta $0B
rts
|
