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cc65/libsrc/c128/get_tv.s
cuz df956f4628 Added get_tv for several platforms
git-svn-id: svn://svn.cc65.org/cc65/trunk@1709 b7a2c559-68d2-44c3-8de9-860c34a00d81
2002-12-03 22:19:21 +00:00

29 lines
495 B
ArmAsm

;
; Ullrich von Bassewitz, 2002-12-03
;
; unsigned char __fastcall__ get_tv (void);
; /* Return the video mode the machine is using */
;
.export _get_tv
.include "c128.inc"
;--------------------------------------------------------------------------
; _get_tv
.proc _get_tv
ldx #$01 ; Assume PAL
lda PALFLAG
bne pal
dex ; NTSC
pal: txa
ldx #0
rts
.endproc