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cc65/libsrc/plus4/waitvsync.s
2017-07-17 23:55:18 +02:00

13 lines
200 B
ArmAsm

.export _waitvsync
.include "plus4.inc"
_waitvsync:
@l1:
lda TED_VLINEHI
and #$01
ora TED_VLINELO
bne @l1
rts