1
0
mirror of https://github.com/cc65/cc65.git synced 2024-12-27 00:29:31 +00:00
cc65/libsrc/nes/waitvblank.s

21 lines
276 B
ArmAsm
Raw Normal View History

;
; Written by Groepaz/Hitmen <groepaz@gmx.net>
; Cleanup by Ullrich von Bassewitz <uz@cc65.org>
;
; void __fastcall__ waitvblank(void);
;
.export _waitvblank
.include "nes.inc"
.proc _waitvblank
wait: lda PPU_STATUS
bpl wait
rts
.endproc