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INCLUDE "constants.asm"
SECTION "Delay", ROM0[$0317]
DelayFrame::
; Wait for one frame
ld a, 1
ld [wVBlankOccurred], a
.halt
; Wait for the next VBlank, halting to conserve battery
halt ; rgbasm adds a nop after this instruction by default
ld a, [wVBlankOccurred]
and a
jr nz, .halt
ret
DelayFrames::
; Wait c frames
call DelayFrame
dec c
jr nz, DelayFrames
ret
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