SetupSound_Ext:: ; f4000 (3d:4000)
	jp Func_f407d

SoundTimerHandler_Ext:: ; f4003 (3d:4003)
	jp Func_f40e9

Func_f4006:: ; f4006 (3d:4006)
	jp Func_f4021

Func_f4009:: ; f4009 (3d:4009)
	jp Func_f402d

Func_f400c:: ; f400c (3d:400c)
	jp Func_f404e

Func_f400f:: ; f400f (3d:400f)
	jp Func_f4052

Func_f4012:: ; f4012 (3d:4012)
	jp Func_f405c

Func_f4015:: ; f4015 (3d:4015)
	jp Func_f4066

Func_f4018:: ; f4018 (3d:4018)
	jp Func_f406f

Func_f401b:: ; f401b (3d:401b)
	jp Func_f49c4

Func_f401e:: ; f401e (3d:401e)
	jp Func_f49d0

Func_f4021: ; f4021 (3d:4021)
	push hl
	ld hl, NumberOfSongs1
	cp [hl]
	jr nc, .asm_f402b
	ld [$dd80], a
.asm_f402b
	pop hl
	ret

Func_f402d: ; f402d (3d:402d)
	push bc
	push hl
	ld b, $0
	ld c, a
	or a
	jr z, .asm_f4043
	ld hl, Unknown_f4e85
	add hl, bc
	ld b, [hl]
	ld a, [$dd83]
	or a
	jr z, .asm_f4043
	cp b
	jr c, .asm_f404b
.asm_f4043
	ld a, b
	ld [$dd83], a
	ld a, c
	ld [$dd82], a
.asm_f404b
	pop hl
	pop bc
	ret

Func_f404e: ; f404e (3d:404e)
	ld [$ddf0], a
	ret

Func_f4052: ; f4052 (3d:4052)
	ld a, [$dd80]
	cp $80
	ld a, $1
	ret nz
	xor a
	ret

Func_f405c: ; f405c (3d:405c)
	ld a, [$dd82]
	cp $80
	ld a, $1
	ret nz
	xor a
	ret

Func_f4066: ; f4066 (3d:4066)
	ld a, [$ddf2]
	xor $1
	ld [$ddf2], a
	ret

Func_f406f: ; f406f (3d:406f)
	push bc
	push af
	and $7
	ld b, a
	swap b
	or b
	ld [$ddf1], a
	pop af
	pop bc
	ret

Func_f407d: ; f407d (3d:407d)
	xor a
	ld [rNR52], a
	ld a, $80
	ld [rNR52], a
	ld a, $77
	ld [rNR50], a
	ld a, $ff
	ld [rNR51], a
	ld a, $3d
	ld [$dd81], a
	ld a, $80
	ld [$dd80], a
	ld [$dd82], a
	ld a, $77
	ld [$ddf1], a
	xor a
	ld [$dd8c], a
	ld [$de53], a
	ld [wMusicWaveChange], a
	ld [$ddef], a
	ld [$ddf0], a
	ld [$ddf2], a
	dec a
	ld [wMusicDC], a
	ld de, $0001
	ld bc, $0000
.asm_f40bb
	ld hl, wMusicIsPlaying
	add hl, bc
	ld [hl], d
	ld hl, wMusicTie
	add hl, bc
	ld [hl], d
	ld hl, $ddb3
	add hl, bc
	ld [hl], d
	ld hl, wMusicEC
	add hl, bc
	ld [hl], d
	ld hl, wMusicE8
	add hl, bc
	ld [hl], d
	inc c
	ld a, c
	cp $4
	jr nz, .asm_f40bb
	ld hl, Unknown_f4c20
	ld bc, wMusicReturnAddress
	ld d, $8
.asm_f40e2
	ld a, [hli]
	ld [bc], a
	inc bc
	dec d
	jr nz, .asm_f40e2
	ret

Func_f40e9: ; f40e9 (3d:40e9)
	call Func_f42a4
	call Func_f411c
	ld hl, Func_fc003
	call Bankswitch3dTo3f
	ld a, [$dd81]
	ld [hBankROM], a
	ld [MBC3RomBank], a
	ld a, [$ddf2]
	cp $0
	jr z, .asm_f4109
	call Func_f4980
	jr .asm_f4115
.asm_f4109
	call Func_f42a5
	call Func_f430a
	call Func_f436f
	call Func_f43ce
.asm_f4115
	call Func_f4866
	call Func_f49b1
	ret

Func_f411c: ; f411c (3d:411c)
	ld a, [$dd80]
	rla
	jr c, .asm_f4133
	call Func_f414b
	ld a, [$dd80]
	call Music1_PlaySong
	ld a, [$dd80]
	or $80
	ld [$dd80], a
.asm_f4133
	ld a, [$dd82]
	rla
	jr c, .asm_f414a
	ld a, [$dd82]
	ld hl, Func_fc000
	call Bankswitch3dTo3f
	ld a, [$dd82]
	or $80
	ld [$dd82], a
.asm_f414a
	ret

Func_f414b: ; f414b (3d:414b)
	ld a, [$dd8c]
	ld d, a
	xor a
	ld [wMusicIsPlaying], a
	bit 0, d
	jr nz, .asm_f415f
	ld a, $8
	ld [rNR12], a
	swap a
	ld [rNR14], a
.asm_f415f
	xor a
	ld [$dd8e], a
	bit 1, d
	jr nz, .asm_f416f
	ld a, $8
	ld [rNR22], a
	swap a
	ld [rNR24], a
.asm_f416f
	xor a
	ld [$dd90], a
	bit 3, d
	jr nz, .asm_f417f
	ld a, $8
	ld [rNR42], a
	swap a
	ld [rNR44], a
.asm_f417f
	xor a
	ld [$dd8f], a
	bit 2, d
	jr nz, .asm_f418b
	ld a, $0
	ld [rNR32], a
.asm_f418b
	ret

; plays the song given by the id in a
Music1_PlaySong: ; f418c (3d:418c)
	push af
	ld c, a
	ld b, $0
	ld hl, SongBanks1
	add hl, bc
	ld a, [hl]
	ld [$dd81], a
	ld [hBankROM], a
	ld [MBC3RomBank], a
	pop af
	add a
	ld c, a
	ld b, $0
	ld hl, SongHeaderPointers1
	add hl, bc
	ld e, [hl]
	inc hl
	ld h, [hl]
	ld l, e
	ld e, [hl]
	inc hl
	ld b, h
	ld c, l
	rr e
	jr nc, .asm_f41eb
	ld a, [bc]
	inc bc
	ld [$dd95], a
	ld [wMusicMainLoop], a
	ld a, [bc]
	inc bc
	ld [$dd96], a
	ld [$dd9e], a
	ld a, $1
	ld [$ddbb], a
	ld [wMusicIsPlaying], a
	xor a
	ld [wMusicTie], a
	ld [wMusicE4], a
	ld [wMusicE8], a
	ld [wMusicVibratoDelay], a
	ld [wMusicEC], a
	ld a, [Unknown_f4c20]
	ld [wMusicReturnAddress], a
	ld a, [Unknown_f4c20 + 1]
	ld [$ddf4], a
	ld a, $8
	ld [wMusicE9], a
.asm_f41eb
	rr e
	jr nc, .asm_f4228
	ld a, [bc]
	inc bc
	ld [$dd97], a
	ld [$dd9f], a
	ld a, [bc]
	inc bc
	ld [$dd98], a
	ld [$dda0], a
	ld a, $1
	ld [$ddbc], a
	ld [$dd8e], a
	xor a
	ld [$dd92], a
	ld [$ddeb], a
	ld [$ddc0], a
	ld [$dde0], a
	ld [$ddcc], a
	ld a, [Unknown_f4c20 + 2]
	ld [$ddf5], a
	ld a, [Unknown_f4c20 + 3]
	ld [$ddf6], a
	ld a, $8
	ld [$ddc8], a
.asm_f4228
	rr e
	jr nc, .asm_f4265
	ld a, [bc]
	inc bc
	ld [$dd99], a
	ld [$dda1], a
	ld a, [bc]
	inc bc
	ld [$dd9a], a
	ld [$dda2], a
	ld a, $1
	ld [$ddbd], a
	ld [$dd8f], a
	xor a
	ld [$dd93], a
	ld [$ddec], a
	ld [$ddc1], a
	ld [$dde1], a
	ld [$ddcd], a
	ld a, [Unknown_f4c20 + 4]
	ld [$ddf7], a
	ld a, [Unknown_f4c20 + 5]
	ld [$ddf8], a
	ld a, $40
	ld [$ddc9], a
.asm_f4265
	rr e
	jr nc, .asm_f429f
	ld a, [bc]
	inc bc
	ld [$dd9b], a
	ld [$dda3], a
	ld a, [bc]
	inc bc
	ld [$dd9c], a
	ld [$dda4], a
	ld a, $1
	ld [$ddbe], a
	ld [$dd90], a
	xor a
	ld [$dd94], a
	ld [$ddc2], a
	ld [$dde2], a
	ld [$ddce], a
	ld a, [Unknown_f4c20 + 6]
	ld [$ddf9], a
	ld a, [Unknown_f4c20 + 7]
	ld [$ddfa], a
	ld a, $40
	ld [$ddca], a
.asm_f429f
	xor a
	ld [$ddf2], a
	ret

Func_f42a4: ; f42a4 (3d:42a4)
	ret

Func_f42a5: ; f42a5 (3d:42a5)
	ld a, [wMusicIsPlaying]
	or a
	jr z, .asm_f42fa
	ld a, [$ddb7]
	cp $0
	jr z, .asm_f42d4
	ld a, [$ddc3]
	dec a
	ld [$ddc3], a
	jr nz, .asm_f42d4
	ld a, [$ddbb]
	cp $1
	jr z, .asm_f42d4
	ld a, [$dd8c]
	bit 0, a
	jr nz, .asm_f42d4
	ld hl, rNR12
	ld a, [wMusicE9]
	ld [hli], a
	inc hl
	ld a, $80
	ld [hl], a
.asm_f42d4
	ld a, [$ddbb]
	dec a
	ld [$ddbb], a
	jr nz, .asm_f42f4
	ld a, [$dd96]
	ld h, a
	ld a, [$dd95]
	ld l, a
	ld bc, $0000
	call Music1_PlayNextNote
	ld a, [wMusicIsPlaying]
	or a
	jr z, .asm_f42fa
	call Func_f4714
.asm_f42f4
	ld a, $0
	call Func_f485a
	ret
.asm_f42fa
	ld a, [$dd8c]
	bit 0, a
	jr nz, .asm_f4309
	ld a, $8
	ld [rNR12], a
	swap a
	ld [rNR14], a
.asm_f4309
	ret

Func_f430a: ; f430a (3d:430a)
	ld a, [$dd8e]
	or a
	jr z, .asm_f435f
	ld a, [$ddb8]
	cp $0
	jr z, .asm_f4339
	ld a, [$ddc4]
	dec a
	ld [$ddc4], a
	jr nz, .asm_f4339
	ld a, [$ddbc]
	cp $1
	jr z, .asm_f4339
	ld a, [$dd8c]
	bit 1, a
	jr nz, .asm_f4339
	ld hl, rNR22
	ld a, [$ddc8]
	ld [hli], a
	inc hl
	ld a, $80
	ld [hl], a
.asm_f4339
	ld a, [$ddbc]
	dec a
	ld [$ddbc], a
	jr nz, .asm_f4359
	ld a, [$dd98]
	ld h, a
	ld a, [$dd97]
	ld l, a
	ld bc, $0001
	call Music1_PlayNextNote
	ld a, [$dd8e]
	or a
	jr z, .asm_f435f
	call Func_f475a
.asm_f4359
	ld a, $1
	call Func_f485a
	ret
.asm_f435f
	ld a, [$dd8c]
	bit 1, a
	jr nz, .asm_f436e
	ld a, $8
	ld [rNR22], a
	swap a
	ld [rNR24], a
.asm_f436e
	ret

Func_f436f: ; f436f (3d:436f)
	ld a, [$dd8f]
	or a
	jr z, .asm_f43be
	ld a, [$ddb9]
	cp $0
	jr z, .asm_f4398
	ld a, [$ddc5]
	dec a
	ld [$ddc5], a
	jr nz, .asm_f4398
	ld a, [$dd8c]
	bit 2, a
	jr nz, .asm_f4398
	ld a, [$ddbd]
	cp $1
	jr z, .asm_f4398
	ld a, [$ddc9]
	ld [rNR32], a
.asm_f4398
	ld a, [$ddbd]
	dec a
	ld [$ddbd], a
	jr nz, .asm_f43b8
	ld a, [$dd9a]
	ld h, a
	ld a, [$dd99]
	ld l, a
	ld bc, $0002
	call Music1_PlayNextNote
	ld a, [$dd8f]
	or a
	jr z, .asm_f43be
	call Func_f479c
.asm_f43b8
	ld a, $2
	call Func_f485a
	ret
.asm_f43be
	ld a, [$dd8c]
	bit 2, a
	jr nz, .asm_f43cd
	ld a, $0
	ld [rNR32], a
	ld a, $80
	ld [rNR34], a
.asm_f43cd
	ret

Func_f43ce: ; f43ce (3d:43ce)
	ld a, [$dd90]
	or a
	jr z, .asm_f4400
	ld a, [$ddbe]
	dec a
	ld [$ddbe], a
	jr nz, .asm_f43f6
	ld a, [$dd9c]
	ld h, a
	ld a, [$dd9b]
	ld l, a
	ld bc, $0003
	call Music1_PlayNextNote
	ld a, [$dd90]
	or a
	jr z, .asm_f4400
	call Func_f480a
	jr .asm_f4413
.asm_f43f6
	ld a, [$ddef]
	or a
	jr z, .asm_f4413
	call Func_f4839
	ret
.asm_f4400
	ld a, [$dd8c]
	bit 3, a
	jr nz, .asm_f4413
	xor a
	ld [$ddef], a
	ld a, $8
	ld [rNR42], a
	swap a
	ld [rNR44], a
.asm_f4413
	ret

Music1_PlayNextNote: ; f4414 (3d:4414)
	ld a, [hli]
	push hl
	push af
	cp $d0
	jr c, Music1_note
	sub $d0
	add a
	ld e, a
	ld d, $0
	ld hl, Music1_CommandTable
	add hl, de
	ld e, [hl]
	inc hl
	ld d, [hl]
	ld h, d
	ld l, e
	pop af
	jp [hl]

Music1_CommandTable: ; f442c (3d:442c)
	dw Music1_speed
	dw Music1_octave
	dw Music1_octave
	dw Music1_octave
	dw Music1_octave
	dw Music1_octave
	dw Music1_octave
	dw Music1_inc_octave
	dw Music1_dec_octave
	dw Music1_tie
	dw Music1_end
	dw Music1_end
	dw Music1_musicdc
	dw Music1_MainLoop
	dw Music1_EndMainLoop
	dw Music1_Loop
	dw Music1_EndLoop
	dw Music1_jp
	dw Music1_call
	dw Music1_ret
	dw Music1_musice4
	dw Music1_duty
	dw Music1_volume
	dw Music1_wave
	dw Music1_musice8
	dw Music1_musice9
	dw Music1_vibrato_type
	dw Music1_vibrato_delay
	dw Music1_musicec
	dw Music1_musiced
	dw Music1_end
	dw Music1_end
	dw Music1_end
	dw Music1_end
	dw Music1_end
	dw Music1_end
	dw Music1_end
	dw Music1_end
	dw Music1_end
	dw Music1_end
	dw Music1_end
	dw Music1_end
	dw Music1_end
	dw Music1_end
	dw Music1_end
	dw Music1_end
	dw Music1_end
	dw Music1_end

Music1_note: ; f448c (3d:448c)
	push af
	ld a, [hl]
	ld e, a
	ld hl, wMusicTie
	add hl, bc
	ld a, [hl]
	cp $80
	jr z, .asm_f44b0
	ld [hl], $1
	xor a
	ld hl, $dddb
	add hl, bc
	ld [hl], a
	ld hl, $dde3
	add hl, bc
	ld [hl], a
	inc [hl]
	ld hl, wMusicVibratoType2
	add hl, bc
	ld a, [hl]
	ld hl, wMusicVibratoType
	add hl, bc
	ld [hl], a
.asm_f44b0
	pop af
	push de
	ld hl, wMusicSpeed
	add hl, bc
	ld d, [hl]
	and $f
	inc a
	cp d
	jr nc, .asm_f44c0
	ld e, a
	ld a, d
	ld d, e
.asm_f44c0
	ld e, a
.asm_f44c1
	dec d
	jr z, .asm_f44c7
	add e
	jr .asm_f44c1
.asm_f44c7
	ld hl, $ddbb
	add hl, bc
	ld [hl], a
	pop de
	ld d, a
	ld a, e
	cp $d9
	ld a, d
	jr z, .asm_f44fb
	ld e, a
	ld hl, wMusicE8
	add hl, bc
	ld a, [hl]
	cp $8
	ld d, a
	ld a, e
	jr z, .asm_f44fb
	push hl
	push bc
	ld b, $0
	ld c, a
	ld hl, $0000
.asm_f44e8
	add hl, bc
	dec d
	jr nz, .asm_f44e8
	srl h
	rr l
	srl h
	rr l
	srl h
	rr l
	ld a, l
	pop bc
	pop hl
.asm_f44fb
	ld hl, $ddc3
	add hl, bc
	ld [hl], a
	pop af
	and $f0
	ld hl, $ddb7
	add hl, bc
	ld [hl], a
	or a
	jr nz, .asm_f450e
	jp .asm_f458e
.asm_f450e
	swap a
	dec a
	ld h, a
	ld a, $3
	cp c
	ld a, h
	jr z, .asm_f451a
	jr .asm_f4564
.asm_f451a
	push af
	ld hl, wMusicOctave
	add hl, bc
	ld a, [hl]
	ld d, a
	sla a
	add d
	sla a
	sla a
	sla a
	ld e, a
	pop af
	ld hl, Music1_NoiseInstruments
	add a
	ld d, c
	ld c, a
	add hl, bc
	ld c, e
	add hl, bc
	ld c, d
	ld a, [hli]
	ld h, [hl]
	ld l, a
	ld a, [hli]
	ld d, a
	ld a, [wMusicDC]
	and $77
	or d
	ld [wMusicDC], a
	ld de, $ddab
	ld a, [hli]
	ld [de], a
	inc de
	ld a, [hli]
	ld [de], a
	inc de
	ld b, [hl]
	inc hl
	ld a, [hli]
	ld [de], a
	inc de
	ld a, b
	ld [de], a
	ld b, $0
	ld a, l
	ld d, h
	ld hl, $dded
	ld [hli], a
	ld [hl], d
	ld a, $1
	ld [$ddef], a
	jr .asm_f458e
.asm_f4564
	ld hl, $dda5
	add hl, bc
	add hl, bc
	push hl
	ld hl, wMusicOctave
	add hl, bc
	ld e, [hl]
	ld d, $0
	ld hl, Unknown_f4c28
	add hl, de
	add a
	ld e, [hl]
	add e
	ld hl, wMusicEC
	add hl, bc
	ld e, [hl]
	add e
	add e
	ld e, a
	ld hl, Unknown_f4c30
	add hl, de
	ld a, [hli]
	ld e, a
	ld d, [hl]
	call Func_f4967
	pop hl
	ld a, e
	ld [hli], a
	ld [hl], d
.asm_f458e
	pop de
	ld hl, $dd95
	add hl, bc
	add hl, bc
	ld [hl], e
	inc hl
	ld [hl], d
	ret

Music1_speed: ; f4598 (3d:4598)
	pop hl
	ld a, [hli]
	push hl
	ld hl, wMusicSpeed
	add hl, bc
	ld [hl], a
	jp Music1_PlayNextNote_pop

Music1_octave: ; f45a3 (3d:45a3)
	and $7
	dec a
	ld hl, wMusicOctave
	add hl, bc
	push af
	ld a, c
	cp $2
	jr nz, .asm_f45b6
	pop af
	inc a
	ld [hl], a
	jp Music1_PlayNextNote_pop
.asm_f45b6
	pop af
	ld [hl], a
	jp Music1_PlayNextNote_pop

Music1_inc_octave: ; f45bb (3d:45bb)
	ld hl, wMusicOctave
	add hl, bc
	inc [hl]
	jp Music1_PlayNextNote_pop

Music1_dec_octave: ; f45c3 (3d:45c3)
	ld hl, wMusicOctave
	add hl, bc
	dec [hl]
	jp Music1_PlayNextNote_pop

Music1_tie: ; f45cb (3d:45cb)
	ld hl, wMusicTie
	add hl, bc
	ld [hl], $80
	jp Music1_PlayNextNote_pop

Music1_musicdc: ; f45d4 (3d:45d4)
	pop hl
	ld a, [hli]
	push hl
	push bc
	inc c
	ld e, $ee
.asm_f45db
	dec c
	jr z, .asm_f45e3
	rlca
	rlc e
	jr .asm_f45db
.asm_f45e3
	ld d, a
	ld hl, wMusicDC
	ld a, [hl]
	and e
	or d
	ld [hl], a
	pop bc
	jp Music1_PlayNextNote_pop

Music1_MainLoop: ; f45ef (3d:45ef)
	pop de
	push de
	dec de
	ld hl, wMusicMainLoop
	add hl, bc
	add hl, bc
	ld [hl], e
	inc hl
	ld [hl], d
	jp Music1_PlayNextNote_pop

Music1_EndMainLoop: ; f45fd (3d:45fd)
	pop hl
	ld hl, wMusicMainLoop
	add hl, bc
	add hl, bc
	ld a, [hli]
	ld h, [hl]
	ld l, a
	jp Music1_PlayNextNote

Music1_Loop: ; f4609 (3d:4609)
	pop de
	ld a, [de]
	inc de
	push af
	call Music1_GetReturnAddress
	ld [hl], e
	inc hl
	ld [hl], d
	inc hl
	pop af
	ld [hl], a
	inc hl
	push de
	call Music1_SetReturnAddress
	jp Music1_PlayNextNote_pop

Music1_EndLoop: ; f461e (3d:461e)
	call Music1_GetReturnAddress
	dec hl
	ld a, [hl]
	dec a
	jr z, .asm_f4630
	ld [hld], a
	ld d, [hl]
	dec hl
	ld e, [hl]
	pop hl
	ld h, d
	ld l, e
	jp Music1_PlayNextNote
.asm_f4630
	dec hl
	dec hl
	call Music1_SetReturnAddress
	jp Music1_PlayNextNote_pop

Music1_jp: ; f4638 (3d:4638)
	pop hl
	ld a, [hli]
	ld h, [hl]
	ld l, a
	jp Music1_PlayNextNote

Music1_call: ; f463f (3d:463f)
	call Music1_GetReturnAddress
	pop de
	ld a, e
	ld [hli], a
	ld a, d
	ld [hli], a
	ld a, [de]
	ld b, a
	inc de
	ld a, [de]
	ld d, a
	ld e, b
	ld b, $0
	push de
	call Music1_SetReturnAddress
	jp Music1_PlayNextNote_pop

Music1_ret: ; f4656 (3d:4656)
	pop de
	call Music1_GetReturnAddress
	dec hl
	ld a, [hld]
	ld e, [hl]
	ld d, a
	inc de
	inc de
	push de
	call Music1_SetReturnAddress
	jp Music1_PlayNextNote_pop

Music1_musice4: ; f4667 (3d:4667)
	pop de
	ld a, [de]
	inc de
	ld hl, wMusicE4
	add hl, bc
	ld [hl], a
	ld h, d
	ld l, e
	jp Music1_PlayNextNote

Music1_duty: ; f4674 (3d:4674)
	pop de
	ld a, [de]
	and $c0
	inc de
	ld hl, wMusicDuty
	add hl, bc
	ld [hl], a
	ld h, d
	ld l, e
	jp Music1_PlayNextNote

Music1_volume: ; f4683 (3d:4683)
	pop de
	ld a, [de]
	inc de
	ld hl, wMusicVolume
	add hl, bc
	ld [hl], a
	ld h, d
	ld l, e
	jp Music1_PlayNextNote

Music1_wave: ; f4690 (3d:4690)
	pop de
	ld a, [de]
	inc de
	ld [wMusicWave], a
	ld a, $1
	ld [wMusicWaveChange], a
	ld h, d
	ld l, e
	jp Music1_PlayNextNote

Music1_musice8: ; f46a0 (3d:46a0)
	pop de
	ld a, [de]
	inc de
	ld hl, wMusicE8
	add hl, bc
	ld [hl], a
	ld h, d
	ld l, e
	jp Music1_PlayNextNote

Music1_musice9: ; f46ad (3d:46ad)
	pop de
	ld a, [de]
	inc de
	ld hl, wMusicE9
	add hl, bc
	ld [hl], a
	ld h, d
	ld l, e
	jp Music1_PlayNextNote

Music1_vibrato_type: ; f46ba (3d:46ba)
	pop de
	ld a, [de]
	inc de
	ld hl, wMusicVibratoType
	add hl, bc
	ld [hl], a
	ld hl, wMusicVibratoType2
	add hl, bc
	ld [hl], a
	ld h, d
	ld l, e
	jp Music1_PlayNextNote

Music1_vibrato_delay: ; f46cc (3d:46cc)
	pop de
	ld a, [de]
	inc de
	ld hl, wMusicVibratoDelay
	add hl, bc
	ld [hl], a
	ld h, d
	ld l, e
	jp Music1_PlayNextNote

Music1_musicec: ; f46d9 (3d:46d9)
	pop de
	ld a, [de]
	inc de
	ld hl, wMusicEC
	add hl, bc
	ld [hl], a
	ld h, d
	ld l, e
	jp Music1_PlayNextNote

Music1_musiced: ; f46e6 (3d:46e6)
	pop de
	ld a, [de]
	inc de
	ld hl, wMusicEC
	add hl, bc
	add [hl]
	ld [hl], a
	ld h, d
	ld l, e
	jp Music1_PlayNextNote

Music1_end: ; f46f4 (3d:46f4)
	ld hl, wMusicIsPlaying
	add hl, bc
	ld [hl], $0
	pop hl
	ret

; returns the address where the address to
; return to is stored for the current channel
Music1_GetReturnAddress: ; f46fc (3d:46fc)
	ld hl, wMusicReturnAddress
	add hl, bc
	add hl, bc
	ld a, [hli]
	ld h, [hl]
	ld l, a
	ret

; puts the address in hl where the address to
; return to is stored for the currentchannel
Music1_SetReturnAddress: ; f4705 (3d:4705)
	ld d, h
	ld e, l
	ld hl, wMusicReturnAddress
	add hl, bc
	add hl, bc
	ld [hl], e
	inc hl
	ld [hl], d
	ret

Music1_PlayNextNote_pop ; f4710 (3d:4710)
	pop hl
	jp Music1_PlayNextNote

Func_f4714: ; f4714 (3d:4714)
	ld a, [$dd8c]
	bit 0, a
	jr nz, .asm_f4749
	ld a, [$ddb7]
	cp $0
	jr z, .asm_f474a
	ld d, $0
	ld hl, wMusicTie
	ld a, [hl]
	cp $80
	jr z, .asm_f4733
	ld a, [wMusicVolume]
	ld [rNR12], a
	ld d, $80
.asm_f4733
	ld [hl], $2
	ld a, $8
	ld [rNR10], a
	ld a, [wMusicDuty]
	ld [rNR11], a
	ld a, [$dda5]
	ld [rNR13], a
	ld a, [$dda6]
	or d
	ld [rNR14], a
.asm_f4749
	ret
.asm_f474a
	ld hl, wMusicTie
	ld [hl], $0
	ld hl, rNR12
	ld a, $8
	ld [hli], a
	inc hl
	swap a
	ld [hl], a
	ret

Func_f475a: ; f475a (3d:475a)
	ld a, [$dd8c]
	bit 1, a
	jr nz, .asm_f478b
	ld a, [$ddb8]
	cp $0
	jr z, .asm_f478c
	ld d, $0
	ld hl, $dd92
	ld a, [hl]
	cp $80
	jr z, .asm_f4779
	ld a, [$dde8]
	ld [rNR22], a
	ld d, $80
.asm_f4779
	ld [hl], $2
	ld a, [$dd87]
	ld [rNR21], a
	ld a, [$dda7]
	ld [rNR23], a
	ld a, [$dda8]
	or d
	ld [rNR24], a
.asm_f478b
	ret
.asm_f478c
	ld hl, $dd92
	ld [hl], $0
	ld hl, rNR22
	ld a, $8
	ld [hli], a
	inc hl
	swap a
	ld [hl], a
	ret

Func_f479c: ; f479c (3d:479c)
	ld a, [$dd8c]
	bit 2, a
	jr nz, .asm_f47e0
	ld d, $0
	ld a, [wMusicWaveChange]
	or a
	jr z, .asm_f47b3
	xor a
	ld [rNR30], a
	call Func_f47ea
	ld d, $80
.asm_f47b3
	ld a, [$ddb9]
	cp $0
	jr z, .asm_f47e1
	ld hl, $dd93
	ld a, [hl]
	cp $80
	jr z, .asm_f47cc
	ld a, [$dde9]
	ld [rNR32], a
	xor a
	ld [rNR30], a
	ld d, $80
.asm_f47cc
	ld [hl], $2
	xor a
	ld [rNR31], a
	ld a, [$dda9]
	ld [rNR33], a
	ld a, $80
	ld [rNR30], a
	ld a, [$ddaa]
	or d
	ld [rNR34], a
.asm_f47e0
	ret
.asm_f47e1
	ld hl, wMusicTie
	ld [hl], $0
	xor a
	ld [rNR30], a
	ret

Func_f47ea: ; f479c (3d:47ea)
	ld a, [wMusicWave]
	add a
	ld d, $0
	ld e, a
	ld hl, Music1_WaveInstruments
	add hl, de
	ld a, [hli]
	ld h, [hl]
	ld l, a
	ld b, d
	ld de, $ff30
.asm_f47fc
	ld a, [hli]
	ld [de], a
	inc de
	inc b
	ld a, b
	cp $10
	jr nz, .asm_f47fc
	xor a
	ld [wMusicWaveChange], a
	ret

Func_f480a: ; f480a (3d:480a)
	ld a, [$dd8c]
	bit 3, a
	jr nz, .asm_f4829
	ld a, [$ddba]
	cp $0
	jr z, asm_f482a
	ld de, rNR41
	ld hl, $ddab
	ld a, [hli]
	ld [de], a
	inc e
	ld a, [hli]
	ld [de], a
	inc e
	ld a, [hli]
	ld [de], a
	inc e
	ld a, [hli]
	ld [de], a
.asm_f4829
	ret
asm_f482a
	xor a
	ld [$ddef], a
	ld hl, rNR42
	ld a, $8
	ld [hli], a
	inc hl
	swap a
	ld [hl], a
	ret

Func_f4839: ; f4839 (3d:4839)
	ld a, [$dd8c]
	bit 3, a
	jr z, .asm_f4846
	xor a
	ld [$ddef], a
	jr .asm_f4859
.asm_f4846
	ld hl, $dded
	ld a, [hli]
	ld d, [hl]
	ld e, a
	ld a, [de]
	cp $ff
	jr nz, .asm_f4853
	jr asm_f482a
.asm_f4853
	ld [rNR43], a
	inc de
	ld a, d
	ld [hld], a
	ld [hl], e
.asm_f4859
	ret

Func_f485a: ; f485a (3d:485a)
	push af
	ld b, $0
	ld c, a
	call Func_f4898
	pop af
	call Func_f490b
	ret

Func_f4866: ; f4866 (3d:4866)
	ld a, [$ddf1]
	ld [rNR50], a
	ld a, [$dd8c]
	or a
	ld hl, wMusicDC
	ld a, [hli]
	jr z, .asm_f4888
	ld a, [$dd8c]
	and $f
	ld d, a
	swap d
	or d
	ld d, a
	xor $ff
	ld e, a
	ld a, [hld]
	and d
	ld d, a
	ld a, [hl]
	and e
	or d
.asm_f4888
	ld d, a
	ld a, [$ddf0]
	xor $ff
	and $f
	ld e, a
	swap e
	or e
	and d
	ld [rNR51], a
	ret

Func_f4898: ; f4898 (3d:4898)
	ld hl, wMusicVibratoDelay
	add hl, bc
	ld a, [hl]
	cp $0
	jr z, .asm_f4902
	ld hl, $dde3
	add hl, bc
	cp [hl]
	jr z, .asm_f48ab
	inc [hl]
	jr .asm_f4902
.asm_f48ab
	ld hl, wMusicVibratoType
	add hl, bc
	ld e, [hl]
	ld d, $0
	ld hl, Music1_VibratoTypes
	add hl, de
	add hl, de
	ld a, [hli]
	ld h, [hl]
	ld l, a
	push hl
	ld hl, $dddb
	add hl, bc
	ld d, $0
	ld e, [hl]
	inc [hl]
	pop hl
	add hl, de
	ld a, [hli]
	cp $80
	jr z, .asm_f48ee
	ld hl, $dda5
	add hl, bc
	add hl, bc
	ld e, [hl]
	inc hl
	ld d, [hl]
	bit 7, a
	jr nz, .asm_f48df
	add e
	ld e, a
	ld a, $0
	adc d
	and $7
	ld d, a
	ret
.asm_f48df
	xor $ff
	inc a
	push bc
	ld c, a
	ld a, e
	sub c
	ld e, a
	ld a, d
	sbc b
	and $7
	ld d, a
	pop bc
	ret
.asm_f48ee
	push hl
	ld hl, $dddb
	add hl, bc
	ld [hl], $0
	pop hl
	ld a, [hl]
	cp $80
	jr z, .asm_f48ab
	ld hl, wMusicVibratoType
	add hl, bc
	ld [hl], a
	jr .asm_f48ab
.asm_f4902
	ld hl, $dda5
	add hl, bc
	add hl, bc
	ld e, [hl]
	inc hl
	ld d, [hl]
	ret

Func_f490b: ; f490b (3d:490b)
	cp $0
	jr nz, .asm_f492c
	ld a, [wMusicVibratoDelay]
	cp $0
	jr z, .asm_f4966
	ld a, [$dd8c]
	bit 0, a
	jr nz, .asm_f4966
	ld a, e
	ld [rNR13], a
	ld a, [rNR11]
	and $c0
	ld [rNR11], a
	ld a, d
	and $3f
	ld [rNR14], a
	ret
.asm_f492c
	cp $1
	jr nz, .asm_f494b
	ld a, [$dde0]
	cp $0
	jr z, .asm_f4966
	ld a, [$dd8c]
	bit 1, a
	jr nz, .asm_f4966
	ld a, e
	ld [rNR23], a
	ld a, [rNR21]
	and $c0
	ld [rNR21], a
	ld a, d
	ld [rNR24], a
	ret
.asm_f494b
	cp $2
	jr nz, .asm_f4966
	ld a, [$dde1]
	cp $0
	jr z, .asm_f4966
	ld a, [$dd8c]
	bit 2, a
	jr nz, .asm_f4966
	ld a, e
	ld [rNR33], a
	xor a
	ld [rNR31], a
	ld a, d
	ld [rNR34], a
.asm_f4966
	ret

Func_f4967: ; f4967 (3d:4967)
	ld hl, wMusicE4
	add hl, bc
	ld a, [hl]
	bit 7, a
	jr nz, .asm_f4976
	add e
	ld e, a
	ld a, d
	adc b
	ld d, a
	ret
.asm_f4976
	xor $ff
	ld h, a
	ld a, e
	sub h
	ld e, a
	ld a, d
	sbc b
	ld d, a
	ret

Func_f4980: ; f4980 (3d:4980)
	ld a, [$dd8c]
	ld d, a
	bit 0, d
	jr nz, .asm_f4990
	ld a, $8
	ld [rNR12], a
	swap a
	ld [rNR14], a
.asm_f4990
	bit 1, d
	jr nz, .asm_f499c
	swap a
	ld [rNR22], a
	swap a
	ld [rNR24], a
.asm_f499c
	bit 3, d
	jr nz, .asm_f49a8
	swap a
	ld [rNR42], a
	swap a
	ld [rNR44], a
.asm_f49a8
	bit 2, d
	jr nz, .asm_f49b0
	ld a, $0
	ld [rNR32], a
.asm_f49b0
	ret

Func_f49b1: ; f49b1 (3d:49b1)
	ld hl, wMusicIsPlaying
	xor a
	add [hl]
	inc hl
	add [hl]
	inc hl
	add [hl]
	inc hl
	add [hl]
	or a
	ret nz
	ld a, $80
	ld [$dd80], a
	ret

Func_f49c4: ; f49c4 (3d:49c4)
	di
	call Func_f4980
	call Func_f49dc
	call Func_f414b
	ei
	ret

Func_f49d0: ; f49d0 (3d:49d0)
	di
	call Func_f4980
	call Func_f414b
	call Func_f4b01
	ei
	ret

Func_f49dc: ; f49dc (3d:49dc)
	ld a, [$dd80]
	ld [$de55], a
	ld a, [$dd81]
	ld [$de56], a
	ld a, [wMusicDC]
	ld [$de57], a
	ld hl, wMusicDuty
	ld de, $de58
	ld a, $4
	call Music1_CopyData
	ld a, [wMusicWave]
	ld [$de5c], a
	ld a, [wMusicWaveChange]
	ld [$de5d], a
	ld hl, wMusicIsPlaying
	ld de, $de5e
	ld a, $4
	call Music1_CopyData
	ld hl, wMusicTie
	ld de, $de62
	ld a, $4
	call Music1_CopyData
	ld hl, $dd95
	ld de, $de66
	ld a, $8
	call Music1_CopyData
	ld hl, wMusicMainLoop
	ld de, $de6e
	ld a, $8
	call Music1_CopyData
	ld a, [$ddab]
	ld [$de76], a
	ld a, [$ddac]
	ld [$de77], a
	ld hl, wMusicOctave
	ld de, $de78
	ld a, $4
	call Music1_CopyData
	ld hl, $ddb3
	ld de, $de7c
	ld a, $4
	call Music1_CopyData
	ld hl, $ddb7
	ld de, $de80
	ld a, $4
	call Music1_CopyData
	ld hl, $ddbb
	ld de, $de84
	ld a, $4
	call Music1_CopyData
	ld hl, wMusicE8
	ld de, $de88
	ld a, $4
	call Music1_CopyData
	ld hl, $ddc3
	ld de, $de8c
	ld a, $4
	call Music1_CopyData
	ld hl, wMusicE9
	ld de, $de90
	ld a, $4
	call Music1_CopyData
	ld hl, wMusicEC
	ld de, $de94
	ld a, $4
	call Music1_CopyData
	ld hl, wMusicSpeed
	ld de, $de98
	ld a, $4
	call Music1_CopyData
	ld hl, wMusicVibratoType2
	ld de, $de9c
	ld a, $4
	call Music1_CopyData
	ld hl, wMusicVibratoDelay
	ld de, $dea0
	ld a, $4
	call Music1_CopyData
	ld a, $0
	ld [$dddb], a
	ld [$dddc], a
	ld [$dddd], a
	ld [$ddde], a
	ld hl, wMusicVolume
	ld de, $dea4
	ld a, $3
	call Music1_CopyData
	ld hl, wMusicE4
	ld de, $dea7
	ld a, $3
	call Music1_CopyData
	ld hl, $dded
	ld de, $deaa
	ld a, $2
	call Music1_CopyData
	ld a, $0
	ld [$deac], a
	ld hl, wMusicReturnAddress
	ld de, $dead
	ld a, $8
	call Music1_CopyData
	ld hl, $ddfb
	ld de, $deb5
	ld a, $30
	call Music1_CopyData
	ret

Func_f4b01: ; f4b01 (3d:4b01)
	ld a, [$de55]
	ld [$dd80], a
	ld a, [$de56]
	ld [$dd81], a
	ld a, [$de57]
	ld [wMusicDC], a
	ld hl, $de58
	ld de, wMusicDuty
	ld a, $4
	call Music1_CopyData
	ld a, [$de5c]
	ld [wMusicWave], a
	ld a, $1
	ld [wMusicWaveChange], a
	ld hl, $de5e
	ld de, wMusicIsPlaying
	ld a, $4
	call Music1_CopyData
	ld hl, $de62
	ld de, wMusicTie
	ld a, $4
	call Music1_CopyData
	ld hl, $de66
	ld de, $dd95
	ld a, $8
	call Music1_CopyData
	ld hl, $de6e
	ld de, wMusicMainLoop
	ld a, $8
	call Music1_CopyData
	ld a, [$de76]
	ld [$ddab], a
	ld a, [$de77]
	ld [$ddac], a
	ld hl, $de78
	ld de, wMusicOctave
	ld a, $4
	call Music1_CopyData
	ld hl, $de7c
	ld de, $ddb3
	ld a, $4
	call Music1_CopyData
	ld hl, $de80
	ld de, $ddb7
	ld a, $4
	call Music1_CopyData
	ld hl, $de84
	ld de, $ddbb
	ld a, $4
	call Music1_CopyData
	ld hl, $de88
	ld de, wMusicE8
	ld a, $4
	call Music1_CopyData
	ld hl, $de8c
	ld de, $ddc3
	ld a, $4
	call Music1_CopyData
	ld hl, $de90
	ld de, wMusicE9
	ld a, $4
	call Music1_CopyData
	ld hl, $de94
	ld de, wMusicEC
	ld a, $4
	call Music1_CopyData
	ld hl, $de98
	ld de, wMusicSpeed
	ld a, $4
	call Music1_CopyData
	ld hl, $de9c
	ld de, wMusicVibratoType2
	ld a, $4
	call Music1_CopyData
	ld hl, $dea0
	ld de, wMusicVibratoDelay
	ld a, $4
	call Music1_CopyData
	ld hl, $dea4
	ld de, wMusicVolume
	ld a, $3
	call Music1_CopyData
	ld hl, $dea7
	ld de, wMusicE4
	ld a, $3
	call Music1_CopyData
	ld hl, $deaa
	ld de, $dded
	ld a, $2
	call Music1_CopyData
	ld a, [$deac]
	ld [$ddef], a
	ld hl, $dead
	ld de, wMusicReturnAddress
	ld a, $8
	call Music1_CopyData
	ld hl, $deb5
	ld de, $ddfb
	ld a, $30
	call Music1_CopyData
	ret

; copies a bytes from hl to de
Music1_CopyData: ; f4c18 (3d:4c18)
	ld c, a
.asm_f4c19
	ld a, [hli]
	ld [de], a
	inc de
	dec c
	jr nz, .asm_f4c19
	ret

Unknown_f4c20: ; f4c20 (3d:4c20)
INCBIN "baserom.gbc",$f4c20,$f4c28 - $f4c20

Unknown_f4c28: ; f4c28 (3d:4c28)
INCBIN "baserom.gbc",$f4c28,$f4c30 - $f4c28

Unknown_f4c30: ; f4c30 (3d:4c30)
INCBIN "baserom.gbc",$f4c30,$f4cda - $f4c30

Music1_WaveInstruments: ; f4cda (3d:4cda)
INCLUDE "audio/wave_instruments.asm"

Music1_NoiseInstruments: ; f4d34 (3d:4d34)
INCLUDE "audio/noise_instruments.asm"

Music1_VibratoTypes: ; f4dde (3d:4dde)
INCLUDE "audio/vibrato_types.asm"

Unknown_f4e85: ; f4e85 (3d:4e85)
INCBIN "baserom.gbc",$f4e85,$f4ee5 - $f4e85

INCLUDE "audio/music1_headers.asm"

INCLUDE "audio/music/titlescreen.asm"
INCLUDE "audio/music/dueltheme1.asm"
INCLUDE "audio/music/dueltheme2.asm"
INCLUDE "audio/music/dueltheme3.asm"
INCLUDE "audio/music/pausemenu.asm"
INCLUDE "audio/music/deckmachine.asm"
INCLUDE "audio/music/cardpop.asm"
INCLUDE "audio/music/overworld.asm"
INCLUDE "audio/music/matchstart1.asm"
INCLUDE "audio/music/matchstart2.asm"
INCLUDE "audio/music/matchstart3.asm"
INCLUDE "audio/music/matchvictory.asm"
INCLUDE "audio/music/matchloss.asm"
INCLUDE "audio/music/darkdiddly.asm"
INCLUDE "audio/music/boosterpack.asm"
INCLUDE "audio/music/medal.asm"

rept $138
db $ff
endr