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git.sur5r.net Git - cc65/blobdiff - libsrc/atari/ostype.s
; 400/800 NTSC Rev. A
lda #%00011001
- bne _400800_done
+ bne _fin
; 400/800 unknown
_400800_unknown:
lda #%00000001
- bne _400800_done
+ bne _fin
_400800_1:
cmp #$d6
; 400/800 PAL Rev. A
lda #%00001001
- bne _400800_done
+ bne _fin
_400800_2:
cmp #$f3
; 400/800 NTSC Rev. B
lda #%00100001
- bne _400800_done
+ bne _fin
_400800_3:
; 400/800 PAL Rev. B
lda #%00010001
-
-_400800_done:
bne _fin
.endproc