MNS: Difference between revisions
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== [http://github.com/mamedev/mame/blob/master/src/mame/nec/pc88va.cpp pc88va] == | == [http://github.com/mamedev/mame/blob/master/src/mame/nec/pc88va.cpp pc88va] == | ||
== [http://github.com/mamedev/mame/blob/master/src/mame/nec/pc9801_epson.cpp pc9801_epson] == | == [http://github.com/mamedev/mame/blob/master/src/mame/nec/pc9801_epson.cpp pc9801_epson] == | ||
== [http://github.com/mamedev/mame/blob/master/src/mame/nec/pc9821.cpp pc9821] == | == [http://github.com/mamedev/mame/blob/master/src/mame/nec/pc9821.cpp pc9821] == | ||
== [http://github.com/mamedev/mame/blob/master/src/mame/pc/pcat_dyn.cpp pcat_dyn] == | == [http://github.com/mamedev/mame/blob/master/src/mame/pc/pcat_dyn.cpp pcat_dyn] == |
Revision as of 11:44, 8 September 2023
This page is designed to allow for a quick look over all the drivers with a MACHINE_NO_SOUND or MACHINE_IMPERFECT_SOUND flag by giving, as much as possible, an idea on the amount of effort needed to fix them.
24cdjuke
Skeleton driver for a CD Juke Box.
39in1
Preliminary sound support only.
3do
Emulation is still preliminary.
4roses
Skeleton driver.
5clown
Unknown writes and reads.
8080bw
crashrd - Bootleg hardware. Uses a different hook up. Preliminary sound added.
indianbt and clone - Only part of the discrete sound emulation is completed. PCB is available (Guru).
invrvngegw - One of the sound ROMs is a bad dump.
astropal, attackfc, ballbomb, cane, claybust, cosmo, darthvdr, desterth, escmars, galactic, grescue, gunchamp, intruder, invadpt2 and clones, invasion and clones, invmulti and clones, lrescue, lrescuem, lupin3, lupin3a, moonbase, moonbasea, rollingc, schaserc, schasercv, sflush, shuttlei, sicv, sisv, sisv1, sisv2, sisv3, skylove, spacecom, spacmiss, spcebttl, spcewars, spacewr3, spacerng, steelwkr, vortex, yosakdon, yosakdona - Need discrete sound emulation.
a5105
a51xx
a7150
abc80
PWM sound in ABC-klubben/abc80/grafik/flagga.bac isn't correctly emulated.
ace
Needs discrete sound emulation.
acefruit
Sound emulation is completely lacking.
acvirus
80C5xx + dsp56k based. Skeletonish.
aerofgt
aerfboot, aerfboo2, karatblzbl, pspikesc - Bootlegs with slightly different sound hardware.
spikes91, spikes91b - Need MSM5205 hook up and verifying of the sound latch hook up.
aim65_40
akaiax80
Very preliminary driver. No sound hook up yet.
aleck64
mayjin3 -
alesis
alg
Missing laserdisc sound.
alien
Skeleton driver (SH4 based system).
alinvade
Sound has been hooked up but it's a guesswork. Should be verified with real hardware.
alphatpx
alphatp1 - Different beeper hook up?
alphasma
altos486
amaticmg
Not all sound devices have been hooked up yet.
amstrad
al520ex -
apc
apollo
apricotf
arcadia
argo
aristmk5
Skeleton driver. Sound hardware hook up can't be verified.
aristmk6
Skeleton driver. System is SH4 based.
arkanoid
hexa - Keeps writing 0x3f to register 0x07 of the AY8910, to read the input ports. This causes clicks in the music since the output channels are continuously disabled and reenabled.
astinvad
Needs discrete sound hardware emulation.
astrocde
demndrgn - Audio board isn't emulated yet.
gorf, gorfpgm1, gorfpgm2, wow, wowg - Votrax SC-01 speech synthesizer emulation isn't perfect yet. In particular, the analog part needs some work (see plosives).
seawolf2 - Needs discrete sound hardware emulation.
astrof
Needs discrete sound hardware emulation.
atarisy1
indytemp and clones - "Welcome" doesn't play at start.
atarittl
tank - Netlist has been added but needs debugging and it runs very slow.
atetris
atetb3482 - Bootleg with different sound hardware. Sound Z80 not hooked up and UM3482 unemulated.
atlantis
Preliminary driver. ADSP-2181 based DCS2 audio.
atvtrack
Skeleton driver.
avalnche
catchp - Needs discrete sound hardware emulation.
ax145
ax20
b16
banctec
banprestoms
Oki banking should be verified against original or by someone who understands Japanese and thus can confirm the correct speech is played.
basf7100
Sound hardware isn't hooked up yet.
battlera
There seems to be a bug with a stuck note from the YM2203 FM channel at the start of scene 3 and near the ending when your characters are flying over a forest in a helicopter.
beaminv
Needs discrete sound hardware emulation.
beezer
Possibly missing filters. Needs a PCB reference to check sound.
bfm_blackbox
Sound is simulated via samples.
bfm_sc1
Mostly mechanical fruit machines.
bfm_sc2
quintond, quintono, quintoon - Sound ROM needs redumping, the one currently used is suspiciously similar to qos.
bfm_sc4
bigkarnk_ms
Preliminary driver.
bigstrkb
Sound hardware isn't correctly hooked up yet.
bingobear
bingor
Driver is preliminary, sound hook up can't be verified.
blitz68k
Sound is MCU-protected.
texasrls - MCU is dumped, needs hook up.
blockade
Needs noise generator emulation, along with proper mixing and volume control.
blockch
Needs discrete sound hardware emulation.
boxer
Needs discrete sound hardware emulation.
buggychl
Support for the 7630's controlling the sound chip outputs (bass/treble, volume) is completely missing. The sound Z80 seems to write answers for the main Z80, but the latter doesn't seem to read them.
buster
Sound hardware isn't hooked up yet (possibly discrete).
bzone
dsrtwars - Bootleg with different sound system (AY8910 instead of Pokey, discrete sounds may differ).
c10
cabal
cabalbl - Bootleg with different sound hardware, which isn't correctly hooked up yet.
canon_s80
carpolo
Needs discrete sound hardware emulation.
casloopy
cave
gaia, theroes - Sound cuts out occasionally.
cb2001
Sound hardware is hooked up but game isn't working yet.
cball
Needs discrete sound hardware emulation.
cdi
The CDI sound hardware isn't 100% emulated yet.
cedar_magnet
The current implementation is preliminary. Sound works but it's not perfect yet. Hardware: 1 Z80, 2 Z80CTCs, 2 AY8910 and 1 M5205.
cesclass
Sound doesn't play most samples.
cfx9850
cheekyms
Sound hardware emulation is incomplete.
chessking
Sound not 100% verified against device output.
chexx
Digitalker isn't hooked up correctly.
chexx83 - Digitalker ROMs not dumped.
chihiro
X-BOX sound hardware isn't emulated yet.
chinagat
saiyugb1 - There are sync problems between the i8049 and the m5205 which need further looking at.
chqflag
007232 volume & panning control is almost certainly wrong.
chsuper
Sound hardware isn't correctly hooked up yet.
cidelsa
altair, destryer, destryea - Missing white noise.
circus
Discrete sound hardware is only partially emulated. Needs full emulation instead of samples.
cit220
Preliminary driver. Beeper frequency unknown.
clayshoo
Needs discrete sound hardware emulation.
clickstart
Preliminary driver.
clshroad
clshroad and clones - Main and sound CPUs synching isn't perfect.
cmi
cmmb
Sound hardware isn't hooked up yet.
cntsteer
According to a side-by-side test, sound should be "darker" by some octaves. It's likely that a sound filter is needed.
cobra
Sound hardware isn't correctly hooked up yet.
codata
coinmvga
Sound hardware isn't correctly hooked up yet.
combatsc
combatscb -
compuchess
cncchess - Sound is wrong, it should be a long dual-tone alarm sound.
comquest
comx35
controlid
Fingerprint reader device. Very skeletonish.
coolridr
Sound hardware hook up isn't perfect yet.
cop01
Missing emulation of the 1412M2 protection chip, used by the sound CPU. This is probably an extra CPU (program ROM is the ic2 one), presumably with data / address line scrambling.
cops
Driver is still preliminary. Sound isn't hooked up yet.
copsnrob
Discrete sound hardware is partially emulated.
corona
winner81 - Sound hardware hook-up is imperfect.
cosmic
Need proper sound hardware emulation instead of samples.
cosmicg
Need proper sound hardware emulation instead of samples.
cothello
Beeper duration and base frequency is approximated.
cps1bl_pic
Undumped PICs used as sound MCUs.
cps2
gigaman2 - A bootleg with a different sound system.
crbaloon
Discrete sound hardware emulation isn't 100% correct yet.
crimson
Skeleton driver.
cswat
Namco 52xx isn't hooked up yet.
ctk2000
Keyboard. Sample compression not completely understood yet.
ctk551
ap10, ctk601 - Missing DSP emulation.
cubo
Cubo CD32 sound hardware isn't 100% correctly emulated / hooked up yet.
cvs
Sound board most probably has discrete circuits. The 393Hz tone used for shots (superbike) and collisions (8ball) is just a guess. Some sounds seem to be missing.
cxhumax
cybiko
cz101
No sound hardware is hooked up yet.
dai3wksi
Needs discrete sound hardware emulation (some preliminary work has been done).
daruma
datacast
Unknown sound hardware.
dbox
Driver still preliminary.
dbz
dbz2bl - Bootleg with different sound hw, not hooked up yet.
dc_atomiswave
AICA emulation / hook up isn't 100% yet.
ddayjlc
Sound hook up isn't 100% correct (Z80 + 2 x AY-3-8910).
ddenlovr
animaljr, animaljrs - Sound ROM needs redump.
quizchq, quizchq1 - Some samples are played at the wrong pitch.
dec0
mastbond, secretab - Bootleg on different hardware. The sound system is imperfectly hooked up.
deco32
dragngun and clones - Oki3 bank-switching isn't verified.
lockload and clones - Sound hook-up is preliminary.
decstation
Preliminary driver.
deshoros
Preliminary buzzer sound is hooked up. Needs a more exact implementation.
dgn_beta
dgpix
KS0164 sound chip emulation is preliminary.
discoboy
ADPCM has sound volume issues, it's either too loud or too quiet.
dkong
pestplce - Currently using dkongjr sound hardware emulation.
shootgal - Possibly missing speech PCB emulation.
dm7000
dms5000
docastle
asoccer, idsoccera, idsoccert - Different sound ROM causes bad sound, is the ROM bad or is it the sound system implementation instead?
dorachan
Needs discrete sound hardware emulation.
dribling
Needs discrete sound hardware emulation.
ds90
Skeleton driver. M68010 based.
dual68
duet16
No sound hardware hooked up yet. Beeper?
ecoinf2
Skeleton driver for fruit machine games.
ecoinf3
Skeleton driver for fruit machine games.
ecoinfr
Skeleton driver for fruit machine games.
efg8080
Needs discrete sound hardware emulation.
elan_ep3a19a
The sound capabilities of the SoC aren't fully emulated yet.
elan_eu3a05
ADPCM format not correctly decoded yet.
elektronmono
MCF5206E based. Skeletonish.
elf
embargo
Needs discrete sound hardware emulation.
ep64
equites
Analog drums/cymbals are missing. The bassline is imperfect. This is just the square wave output of the 5232 at the moment. It should go through analog stages. Needs proper emulation of the 8155 on the sound board. Missing implementation of the low-pass filters on the DAC output. The purpose of the sound PROM is unclear. From the schematics, it seems it should influence the MSM5232 clock. However, even removing it from the board doesn't seem to affect the sound.
ertictac
Sound is currently ugly in both games, recognizable but still nowhere near perfection.
esd16
fantstry and clone - Playable, but no sound because of an undumped PIC.
esqkt
eurit
ISDN-Telefon. Sound hardware not hooked up yet.
eva
Preliminary driver. TMS 6100 for sound.
exidy
sidetrac, spectar and clones, targ and clones - Need proper sound hardware emulation instead of samples.
expro02
zipzap and clones - Sound hardware isn't 100% correctly hooked up yet.
ez2d
Unemulated Sound Blaster Live CT4830.
falcots28
Bell is really silent.
famibox
Coin insertion sound is not emulated. Coin beep (before time out) is not emulated.
fantland
galaxygn and clone - Sound hardware hook up isn't 100% correct yet.
fanucs15
fanucspmg
fastinvaders
Needs discrete sound hardware emulation.
fgoal
Needs discrete sound hardware emulation.
finalizr
finalizrb - It uses ENT0 CLK connected to T1 instead of internal timer, but it doesn't look like MAME can handle it with the speed it wants (eg. with set_t0_clk_cb and clock_device), so right now it's done with machine().time() when it reads T1.
firebeat
bm3, bm36th, bm37th, bm3core, bm3final - Require ST-224 emulation for optional toggleable external effects.
kbh, kbm, kbm2nd, kbm3d - Keyboard sounds do not work: requires MU-100 emulation.
popn4, popn5, popn6, popn7, popn8, popnmt, popnmt2, popnanm, popnanm2 -
ppd, ppp, ppp11, ppp1mp -
fitfight
Sound hardware isn't correctly hooked up yet.
fk1
Unknown sound hardware.
flashbeats
Preliminary driver. SCSP for sound.
flower
Custom sound chips' emulation isn't perfect yet.
flstory
TA7630 emulation needs filter support (bass sounds from MSM5232 should be about 2 times louder).
fontwriter
Extremely preliminary driver.
freedom200
Missing speaker.
fuukifg3
YMF278B and YMF262 are hooked up in an awkward way (real chip has YMF262 integrated). PCM channels of music in asurabus is sometimes off-tune, check Chen-Mao's stage for example (note: srom.u7 (z80 prg) is a good dump).
gaelco
bioplayc - PCB was missing the audio ROM, using the ones from the final version.
gal3
Skeleton driver. Sound hardware isn't hooked up yet.
galaga
battles and clone, gallag, gatsbee, nebulbee - All these bootlegs use unemulated circuitry instead of Namco custom chip 54XX.
xevios - Uses a 4th Z80 instead of Namco Custom MCU.
galaxia
Is sound partly discrete?
galaxian
amidarc, amigo2, explorer, turpins - Need different sound timer.
astroamb - This bootleg uses discrete sound hardware which might differ from the Galaxian one.
ckongmc2 -
jumpbug and clones - Missing discrete hardware emulation.
jungsub - Different hardware, preliminary sound is hooked up, but it should be compared to real hw.
mandinka - Bad / missing audio CPU ROMs.
sbhoei and clone - Discrete sound hardware emulation isn't completely correct.
scorpion and clones - Sound hardware isn't 100% correctly hooked up yet.
galaxian_rockclim
Misses Epson 7910C Multi-Melody IC emulation.
galaxold
4in1, dkongjrm, dkongjrmc - Sound hardware isn't 100% correctly hooked up yet and / or needs verifying with real PCBs.
galpanic_ms
Preliminary driver. Sound board has a Z80 + 2x YM2203.
gambl186
Preliminary driver. Sound isn't hooked up yet.
gamecom
gameking
Preliminary sound emulation has been added using external DAC device.
gamemachine
Needs discrete sound hardware emulation.
gamtor
Skeleton driver for fruit machine games.
gaplus
Needs emulation of the custom 62XX explosion chip instead of samples.
gb
Sound chip emulation isn't accurate yet.
gba
gei
Sound hardware (DAC) isn't 100% correctly hooked up yet.
generalplus_gpl16250_nand
Audio capabilities of the SoC are partially emulated.
generalplus_gpl16250_rom
Audio capabilities of the SoC are partially emulated.
generalplus_gpl16250_romram
Audio capabilities of the SoC are partially emulated.
generalplus_gpl16250_spi
Audio capabilities of the SoC are partially emulated.
generalplus_gpl16250_spi_direct
Audio capabilities of the SoC are partially emulated.
generalplus_gpl162xx_lcdtype
Audio capabilities of the SoC are partially emulated.
generalplus_gpl32612
Audio capabilities of the SoC are partially emulated.
geniusiq
getaway
Needs discrete sound hardware emulation.
ggconnie
OKI banking isn't understood.
ghosteo
QDSP QS1000 sound chip emulation isn't complete yet (missing envelopes and volume balance at least).
gizmondo
gkigt
gladiatr
ppking - Sound is controlled by an undumped MCU. Until it can be decapped, its functionalities are imperfectly simulated.
goal92
Sound hardware isn't 100% correctly hooked up yet.
goldart
Preliminary driver. OKI not hooked up yet.
goldngam
Preliminary driver.
goldstar
magoddsc, magoddsd - Custom encrypted CPU block.
nd8lines - SN emits bad sounds. The game seems to send commands with swapped nibbles if compared with other games on similar hw.
gottlieb
kngtmare - Sound ROM isn't dumped.
qbert and clones, reactor - Need Votrax SC-01 speech synthesizer emulation.
tylz - Different sound hardware needs proper implementation.
gotya
Missing speech synthesis chips emulation. HD38880 is the main chip whereas HD38882 is an EPROM interface. PARCOR based.
goupil
Sound hasn't been hooked up yet.
gp2x
gp32
Sound clipping and mixing problems.
gpworld
Missing laserdisc sound.
grchamp
Missing engine noise.
gridlee
Needs discrete sound hardware emulation.
gstream
x2222 and clone - Sound ROMs aren't available. It's possible they don't exist anymore, given the game is an unreleased prototype.
gsword
josvolly - DAC sound needs to be implemented. PCB is available (Guru).
gticlub
Sound hardware isn't 100% correctly hooked up yet.
harddriv
hdrivair, hdrivairp Serial communications between the two DS III/IV sound ADSPs need fixing (The auxillary DSP is used to process the output of the sound DSP).
hec2herp
The one-shot and A/D timing of the sn76477 need adjusting.
hh_hmcs40
cgalaxn - Missing discrete sound emulation (alien attacking sound effect).
hh_pic16
sfxphasor - Netlist needs some small tweaks.
ttfball - Missing discrete sound hardware emulation (simple volume decay).
hh_sm510
nstarfox - Missing melody chip emulation.
hh_tms1k
bship - Netlist needs some small tweaks.
bshipb - SN76477 sound needs better emulation.
elecbowl - Game isn't correctly emulated yet.
mmarvin - The volume decay is simulated, and it doesn't match with real recordings.
hideseek
Skeleton driver. Sound hardware isn't hooked up yet.
hikaru
Skeleton driver. Sound hardware isn't hooked up yet.
hitme
barricad, brickyrd - They currently use hitme discrete sound hardware implementation. Needs to be checked on schematics / PCBs.
hitparade
Juke box. TMS1300 based. The mechanical parts aren't emulated.
hng64
Sound hardware hook up is very preliminary.
homedata
mirderby - Preliminary driver.
homerun
dynashot - The PCB has a D7756C (same mask ROM code as homerun) but the code never seems to enable it. Possibly just an unused component for this game.
ganjaja - D7756C emulation seems incomplete (rock, scissors, paper samples aren't played).
homerun, nhomerun - Voice emulation is missing (unemulated D7756C with internal ROM).
hornet
Sound hardware isn't 100% correctly hooked up yet.
hotstuff
Preliminary driver.
hp16500
hp49gp
hp95lx
DAC not hooked up (part of an ASIC).
hp9k
hprot1
huebler
hyperspt
hypersptb - Bootleg with different hardware. Has ADPCM via MSM5205 instead of VLM.
icatel
if800
igs011
vbowl and clones - Sound is slow and low volume.
imacg3
Very preliminary driver.
indiana
indy_indigo2
indy_4610, indy_4613, indy_5015 -
intrscti
Sound hardware hasn't been hooked up yet.
ip12
Sound hardware hasn't been hooked up yet.
ip20
Sound hardware hasn't been hooked up yet.
ip6
Sound hardware hasn't been hooked up yet.
ipds
iris_power
Skeleton driver. MIPS based.
island
Skeletonish driver. Uses an OKIM6295.
istellar
Missing laserdisc sound.
istrebiteli
The emulation of the custom sound device is still preliminary.
itc4
Skeletonish. Temperature controller. Probably uses a beeper?
itt3030
Beeper isn't correctly hooked up.
jack
striv and clones - Sound hook up isn't 100% correct yet.
jackpot
Sound isn't hooked up yet. Z80 + AY-3-8910.
jaguar
jalmah
daireika, mjzoomin, urashima - Sound banking needs fixing. It's protection-related for the first version of the MCU (should be somewhere on the work ram/shared ram).
jazz
Audio board with Crystal CS4215 codec isn't emulated yet.
jclub2
jclub2v200 and later versions - ST032 sound emulation is preliminary.
jokrwild
Sound hardware isn't hooked up yet.
jonos
jpmimpctsw
all games but j6aceclb, j6big50, j6bigbuk, j6bnkrc, j6bnza, j6camelt, j6cascz, j6gogold, j6guab, j6hapyhr, j6kungfu, j6mono60, j6montlk, j6roller, j6sonic, j6untch and relative clones - Missing audio ROMs and/or incomplete hook-up.
jpmsys5
The mechanical games aren't emulated yet.
cashcade - Incomplete dump? Shows a loading error.
jpmsys5sw
jr200
jubilee
Preliminary driver.
juku
Preliminary driver. No sound hardware hooked up.
jungleyo
OKIM6295 sound doesn't seem to work 100% correctly (i.e. coin sound only seems to work from 3rd coin on, lots of invalid sample msgs in error.log)
k28
k28 - Speech doesn't seem to sound correct. May be a bug in the Votrax emulation. Needs comparison with real hardware.
k8915
kas89
Some events sound louder than others.
k28m2
kickgoal
actionhw - Missing PIC dump. Simulated for now.
kingdrby
Possibly missing discrete sound hardware emulation.
konamigv
PSX SPU emulation isn't perfect yet.
konamigx
sexyparo and clones, vsnetscr and clones -
konamim2
polystar -
konblands
Missing laserdisc dump.
konmedalppc
Preliminary driver. YMZ280B isn't hooked up yet.
kopunch
Sound hardware isn't hooked up yet. Probably has discrete hardware.
kron
krz2000
TMP68301 based. Skeletonish.
ksys573
PSX SPU emulation isn't perfect and some games are missing emulation of the external digital sound and I/O board.
laserbas
Discrete sound emulation is incomplete.
laserbat
Missing analog part.
lastfght
lastfght - Sound chip isn't emulated yet (SS9804, same as some games in subsino2.cpp).
lazercmd
medlanes - Needs discrete sound hardware emulation.
lbeach
Needs discrete sound hardware emulation.
ld50
Electronic drums. I87C52. Dream SAM9793 and Burr-Brown PCM1717E DAC aren't emulated.
lgp
Sound hardware (Z80 + 3 AY-3-8910) isn't hooked up yet.
liberate
prosport, prosporta - Sound hook up isn't 100% correct.
lindbergh
littlerb
Sound hardware is mostly understood, but isn't perfectly implemented yet.
lkage
bygone - Missing music. Emulation bug or incomplete prototype? PCB is available (Guru)
looping
DAC emulation can be improved by adding the missing signals for decay etc. (see schematics).
luckgrln
Sound chip type is unknown.
lw700i
Unknown sound hardware.
m10
Needs discrete sound hardware emulation. IPM Invader (M10) and Head On (M15) PCBs are available (Guru)
m14
Needs discrete sound hardware emulation.
m20
m3
Buzzer isn't hooked up.
m62
Analog drums emulation isn't perfect yet.
m62_bkungfu
Analog drums emulation isn't perfect yet.
m79152pc
Beep duration is probably too slow.
m79amb
Boom, Thud, Shot discrete sounds need more accurate emulation.
m92
nbbatman2bl - Bootleg with different sound hardware: an undumped MCU as soundcpu, OKI samples for music/sound.
maciivx
Imperfect emulation of the Vasp ASIC.
maclc
Imperfect emulation of the V8 ASIC.
macs
cultname, kisakaeh, kisakaen - ST016 hook up / emulation isn't perfect yet.
magictg
Skeleton driver. Sound hardware isn't hooked up yet.
magnum
Beeper implementation isn't perfect yet.
malzak
Sound isn't correctly hooked up yet (2x SN76477).
manohman
Preliminary driver.
marinedt
Needs discrete sound emulation.
maygay1bsw
Preliminary driver.
maygayv1
Sound hardware hook up isn't correct yet.
mazerbla
mazerbla, mazerblaa - They appear to use an MM54104 'Digitalker' speech IC, however, the two speech ROMs are undumped.
mc1502
mc8020
It isn't known if it has sound hardware.
mc8030
It isn't known if it has sound hardware.
mc68000
mccpm
mcr
twotiger - 8 track cassette has been dumped but the hook up isn't perfect yet.
meadows
bowl3d - Missing sound ROMs dump.
minferno - Sound hardware isn't hooked up yet.
megaphx
megadriv_sunplus_hybrid
The MD side of things doesn't work as it needs enhanced chipset emulation.
megasys1
edfbl - Bootleg on different hardware. Missing PIC dump.
iganinjub - Bootleg on different hardware (only 1 OKI).
kickoffb - Bootleg on different hardware (only 1 OKI and 1 YM2203).
mekd3
mekd4
mekd5
mermaid
mermaid, yachtn - These game have a ROM for sample playback, needs identifying and hooking up.
mes
metalmx
Very complex prototype hardware. Preliminary driver.
metro
metabee - PCB has no sound chips. It possibly uses the H8 for DAC.
puzzlet - The game does not write to the OKI sound chip (probably the timers don't work properly).
meyc8080
DAC hook-up isn't perfect yet.
mgames
Needs discrete sound hardware emulation.
mgolf
Needs discrete sound hardware emulation.
micro20
Skeleton driver.
micro3d
Sound system implementation isn't 100% accurate yet.
microb
Beeper is hooked up, but not 100% correct.
micronic
microtan
spinveti - Sound hardware isn't hooked up.
mips
Buzzer isn't hooked up.
missamer
mitchell
mstworld2, pangba, pangbb, spangbl - Sound clocks aren't correct, causing music speed to be too fast.
pkladiesbl, pkladiesbl2 - MSM5205 isn't hooked up.
midyunit
mkyawdim3, mkyawdim4 - Bootlegs on different hardware. They seem not to reproduce some sound effects. Should be checked on real hardware.
minicom
miniframe
Preliminary driver. M68010 based.
minitel_2_rpic
The sound hardware isn't emulated yet.
missb2
The Sound NMI and/or Interrupts aren't likely to be right. The Sound CPU starts writing to unusual memory ports - either because the NMI/Interrupt timing is out, or the sheer fact that the Sound CPU code is rather poorly written, so it may be normal behaviour. Also, the OKI M6295 seems to be playing the wrong samples, however the current OKI M6295 sound ROM dump is bad.
missile
missilea - Different sound hw (discrete?).
x80wc - Different sound hw. Sound chip had been removed from the PCB it was dumped from.
mits680b
ml20
Speaker not hooked up yet.
mk85
mk90
mmagic
Missing discrete sound hardware emulation. Will need better 76477 emulation.
model2
airwlkrs -
motoraid -
rchase2 -
vf2 and clones -
model3
Sound comms are working but emulation isn't perfect yet.
monon_color
The music is supplied by a glob in each cartridge, which differs for each game. This glob is assumed to be a self-contained MCU (undumped), responding to music requests.
monzagp
Preliminary driver. Sound hardware isn't hooked up yet.
mpu3
Sound hardware isn't hooked up yet.
mpu4crystal
Fruit machine hardware. Not working yet.
mpu4empire
Fruit machine hardware. Not working yet.
mpu4mdm
Fruit machine hardware. Not working yet.
mpu4misc
Fruit machine hardware. Not working yet.
mpu4mod4oki
m4andycpdut -
mpu4plasma
Fruit machine hardware. Not working yet.
mpu4union
Fruit machine hardware. Not working yet.
mpu4vid
Fruit machine hardware. Not working yet.
mquake
Sound system isn't correctly hooked up yet (Amiga custom + Ensoniq ES5503).
msbc1
mstation
mt735
mtu130
multi16
multi8
mupid2
Speaker isn't hooked up yet.
murogmbl
Sound isn't hooked up yet.
mw18w
Mechanical game. Needs discrete sound emulation.
mw8080bw
blueshrk - Sounds are derived from schematics but could be (and seem) wrong. Needs checking on a real PCB.
bowler, clowns, clowns1, desertgu, dogpatch, invad2ct, roadrunm, shuffle, spacwalk, spcenctr, tornbase - Discrete sound hardware is only partially emulated.
checkmat - Needs breadboarding to get noise/filter frequencies.
gmissile, m4, phantom2, seawolf, seawolfo - Need discrete sound hardware emulation instead of samples.
mwsub
Needs discrete sound hardware emulation.
mystwar
viostormabbl - This bootleg uses an Oki instead of the Konami customs. There are minor sound glitches which may very well be due to the bootleg hw, but emulation needs comparison to be sure.
mz6500
n8080
helifire, helifirea -
nakajies
namcos10
Some SPU problems.
namcos12
truckk -
namcos2
marvland - Probable bad dump of the C140 ROM.
nanos
naomi
AICA emulation / hook up isn't 100% yet.
nbmj8688
barline - Wrong NMI enable trigger, causing wrong sample pitch (and sometimes crashes when you soft reset).
ncd68k
Preliminary driver. Beeper?
ncdmips
ncdppc
nichild
Sound hardware isn't hooked up yet.
nds
Driver is still preliminary.
neogeo
dragonsh - Sound ROMs for this prototype do not exist.
neoprint
Sound interface isn't implemented yet
nes_vt02_vt03
These NES clones have modified hardware. Differences aren't fully implemented yet, causing missing / imperfect sound.
nes_vt09
These NES clones have modified hardware. Differences aren't fully implemented yet, causing missing / imperfect sound.
nes_vt32
These NES clones have modified hardware. Differences aren't fully implemented yet, causing missing / imperfect sound.
newbrain
news_r3k
Sound hardware isn't hooked up yet.
news_r4k.cpp
Sound hardware isn't hooked up yet (lots of undocumented hardware).
next
nibble
Skeleton-ish. Unidentified sound CPU / IC.
nightmare
Undumped sound ROM.
ninjaw
SSG Output isn't accurate.
nitedrvr
Discrete motor/skid sounds are not 100% correct.
nmk16
gunnailb - Bootleg with modified sound hardware. Emulation needs to be compared with real hw to be sure it sounds so bad.
hachamf and clone, tdragon1 - Protected sets, they don't handshake with the NMK004.
manybloc - Sound isn't 100% correctly hooked up. There are writes to 0x08001c.w and 0x08001e.w. Could they be related to sound and/or interrupts ?
tdragon3h - Bootlegs which need a different sound hardware implementation.
vandykeb - Undumped PIC controls sound.
nsmpoker
Preliminary driver.
nss
SNES sound emulation isn't perfect yet.
nwk-tr
Sound emulation is hooked up but driver is still preliminary.
nycaptor
Needs better sound emulation (mixing ?).
nyny
Function of port A on IC37 AY8910 is unknown. It looks like a DAC, but this is not supported by the writes to the port. All the writes are 0x9X, usually 0x9b or 0x9d. Note that this is incorrectly referred to as port B on the schematics, but the pin #'s confirm it is, in fact port A.
o2
Skeleton driver.
octane
Skeleton driver.
okean240
olibochu
Unemulated differences between HC55536 and HC55516. HC55536 clock isn't verified. Is the "Chu has food" sample ever played?
olyboss
No sound hardware hooked up yet. Beeper?
olytext
Skeletonish. Has a Piezo-Beeper.
opwolf
There are a few unmapped writes for the sound Z80 and unknown writes to the MSM5205 control addresses.
otomedius
Skeleton driver. PC hardware.
p112
pachifev
One of the sound ROMs might be badly dumped. Sound hardware and frequencies are mostly guessed.
pacman
eggor - Sound hook up isn't 100% correct.
palmz22
pangofun
Skeleton driver. PC hardware. ISA 16bit sound card.
paranoia
Sound system hook up isn't 100% correct yet.
pasha2
pasha2 - Needs ATMEL DREAM SAM9773 Single Chip Synthesizer/MIDI emulation.
zdrum - Needs hard disk dump and MP3 board emulation.
paso1600
pasogo
pc100
pc1000
pc1500
pc8401a
pc88va
pc9801_epson
pc9821
pcat_dyn
PC hardware. Sound isn't hooked up yet.
pcat_nit
PC hardware. Sound isn't hooked up yet.
pce
pcfx
pcipc
Virtual test driver. No sound hardware has been decided.
pcxt
"Buzzer" PC sound has issues.
pda600
DTMF tone generator isn't emulated.
pdp11
pensebem
Implementation of AVR8 Timer 1 Output Compare Match A is sub-optimal resulting in bad sound quality when emulating the buzzer.
peoplepc
pg685
Preliminary driver. NEC V20 based.
pgm
Sound system hook up isn't 100% correct yet (Z80 + ICS WaveFront ICS2115V Wavetable Midi Synthesizer).
phc25
Volume is often low to non-existent.
phoenix
phoenixc2, griffono - These bootlegs substitute the MM6221AA melody generator with a piggyback PCB. This alternative sound hardware isn't emulated.
photoply
PC hardware. Unemulated sound card.
pinkiri8
Sound hardware isn't 100% hooked up yet.
pipeline
Sound hardware hook up isn't 100% yet.
pitnrun
Needs discrete sound hardware emulation. PCB is available (Guru).
playmark
wbeachvl, wbeachvl2, wbeachvl3, wbeachvla - Incorrect OKI banking.
pntnpuzl
Sound system isn't hooked up yet. It's a DAC driven by an undumped PIC.
pockchal
pocketc
pofo
pokemini
polepos
grally, polepos2bi, polepos2bs, topracern - Bootlegs on different hardware. Possibly missing explosion sound.
popobear
BGM seems quite off, YM2413 core bug?
portrait
Sound CPU (TMS5200) isn't hooked up yet.
powerbal
atombjt - OKI banking should be verified against real hardware.
powermacg3
Very preliminary driver.
ppmast93
Sound system hook up isn't 100% correct yet.
prestige
Unindentified sound chip.
prof180x
prof80
prophet600
psion5
Speaker isn't hooked up 100% correctly yet.
psx
puckpkmn
jzth - A sound bank isn't hooked up yet.
pv9234
pwp14
Word processor. Unidentified sound hardware (possibly beeper?).
qtsbc
quasar
Invader effect is missing. In general, sound needs comparing with a real PCB.
quizpun2
qvt70
Beeper isn't hooked up yet.
r9751
rabbit
The emulation of the Custom Imagetek I5000 chip isn't perfect yet.
rallyx
commsega - The first time you kill a soldier, the music stops. When you die the music restarts and won't stop a second time.
nrallyx and clones, rallyx and clones - Needs emulation of the explosion with discrete sound components. The schematics are available so it should be possible eventually.
rambo
rbmk
ballch, cots, magslot, super555 - Oki is hooked up but given ROM sizes it should need banking.
rbmk - YM2151 isn't correctly hooked up yet, Oki is hooked up but given ROM sizes it should need banking.
rc759
Sound isn't hooked up yet (SN76489A + speaker).
rd100
Unknown sound hardware.
realbrk
dai2kaku - Sound isn't correctly hooked up.
rex6000
Alarm sound and keyclick don't work yet.
riscpc
rm380z
rm480z, rm480za -
rohga
darkseal2 - One sound ROM is incorrect for this set.
roland_cm32p
Synth. PCM emulation is still preliminary.
roland_d10
Expander. Sound isn't emulated yet.
roland_d50
Skeletonish. Synthesizer. Sound isn't emulated yet.
roland_mt32
Skeletonish. Expander. Sound isn't emulated yet.
roland_pr100
MIDI sequencer. Unemulated M60012-0105SP gate array generates a "metronome" signal which is the only audio output.
roland_sc55
Skeletonish. Expander. Sound isn't emulated yet.
roland_tb303
Bass line. NEC_D650. Sound unemulated (discrete)
roland_tr909
Drum machine. UPD7810.
rollext
Preliminary driver.
rollrace
Needs discrete sound hardware emulation for sound effects.
ron
F/F part isn't correct yet.
rotaryf
Needs discrete sound hardware emulation.
route16
speakhlp - Bootleg with different hardware / program.
vscompmj - Stuck notes, due to incomplete decryption or to wrong AY hook-up?
royalmah
ichiban - Game doesn't work due to missing banking, thus sound emulation can't be tested.
jansou - Game doesn't work due to missing program ROM, thus sound emulation can't be tested.
mjsiyoub - Has additional Z80 with seemingly scrambled ROM and MSM5205, which aren't hooked up.
rpunch
svolleybl - Needs correct sound latch hook up and OKI M5205 hook up.
rungun
All games are marked as imperfect sound. Incorrect hook up of the Konami 054539 PCM sound chip?
rvoice
safarir
Needs discrete sound hardware emulation instead of samples.
sage2
sangho
pzlestar -
sb180
sbowling
Needs discrete sound hardware emulation. PCB is available (Guru).
schick
Hack of Pengo using Bombjack sound. Sound is probably working fine, but should be checked when the game fully works.
scobra
mimonkeyug - Needs discrete sound hardware emulation. High quality PCB scan available.
scramble
800fath and clone -
ad2083 - Bad dump of the tms5110 ROMs.
mariner - Discrete sound in addition to the 8910.
marsarf - The first sound ROM is probably bad.
scv
scyclone
Complex audio setup with 2x SN76477 and possibly some discrete parts.
sderby2
The video CPUs are waiting for commands from another source. It is assumed that there is at least one other PCB (834-5526?) which drives the video PCBs and perhaps generates sound. The satellite PCB is emulated in sg1000a.cpp.
seabattl
Preliminary driver. Probably discrete sound hardware.
segafruit
Driver is preliminary due to decryption possibly being not 100% correct, sound hasn't been hooked up yet.
segag80r
005 - Sound PROM for melody generator is missing. Need discrete sound hardware emulation.
monsterb, monsterb2, spaceod, spaceod2 - Need discrete sound hardware emulation.
pignewt, pignewta - Sega Universal Sound Board emulation isn't perfect yet.
segag80v
spacfurybl - TMS5110 used for speech isn't hooked up yet.
segajw
Sound seems to be actually working pretty good.
segald
Needs laserdisc sound and discrete sound hardware emulation.
segapm
segas16b
bayroute1 - Sound ROMs aren't dumped.
lockonph - Bootleg hardware with different custom chips.
segas32
as1 - Unemulated laserdisc.
kokoroj and clone, kokoroj2 - Unemulated CD board.
segasm1
carboule -
segasp
segaxbd
rascot - Only the terminal is dumped.
seibucats
Preliminary driver. Unemulated YMF721 sound chip.
seta
blockcarb, madsharkbl - Bootleg with different sound hardware. SFXs are hooked up (OKI M6295) but music is missing.
crazyfgt - Level 2 interrupt should probably be triggered by the 3812 but sound tends to die that way.
jjsquawk and clones - Player's shot sound is missing (not requested to X1-010?). Many sounds are wrong since MAME 0.62.
sokonuke - Sound is imperfect.
thunderlbl, thunderlbl2 - Bootleg with different sound hardware. Sound is hooked up but it restarts after a few seconds at the title screen.
seta2
ablastb - Bootleg on different hardware. Uses a FPGA reproduction of the original sound chip.
staraudi - Sample ROM is a bad dump.
sis630
Preliminary driver. Big TODO on top of file.
sk1
CPU is an unemulated MSM6283, possibly with undumped internal ROM. It has onboard sampling and playback capabilities.
slicer
sm1800
smc777
snes
SNES sound emulation isn't perfect yet.
snesb
SNES sound emulation isn't perfect yet.
snk6502
sasuke, satansat and clones, vanguard and clones - Discrete sound hardware isn't emulated yet.
fantasy and clones, vanguard and clones - Speech is missing (hd38880/hd38882 emulation).
satansat and clones - Music frequency is wrong.
snk68
powb - Bootleg with different sound hardware. The MSM5205 isn't hooked up yet.
snowbros
snowbro3 and clones - Sound CPU is an AT89C52 with undumped internal ROM.
yutnori - Sound (2 x OKIM6295) is driven by an undumped PIC.
snspell
snspellc
socrates
TC8802AF speech chip isn't emulated yet.
spacefb
Needs discrete sound hardware emulation instead of samples.
spaceg
Needs hook up of the SN76477s.
spdheat
Sound filters aren't emulated and currently only one speaker is hooked up, but the game has more.
spg110
Preliminary driver. Sunplus SPG110 based.
spg29x
Audio capabilities of the SPG29x SoCs aren't emulated.
spg2xx
Audio capabilities of the SPG2xx SoCs are partially emulated.
spg2xx_digimake
Audio capabilities of the SPG2xx SoCs are partially emulated.
spg2xx_dreamlife
Audio capabilities of the SPG2xx SoCs are partially emulated.
spg2xx_ican
Audio capabilities of the SPG2xx SoCs are partially emulated.
spg2xx_jakks
Audio capabilities of the SPG2xx SoCs are partially emulated.
spg2xx_jakks_gkr
Audio capabilities of the SPG2xx SoCs are partially emulated.
spg2xx_jakks_sharp
Audio capabilities of the SPG2xx SoCs are partially emulated.
spg2xx_jakks_tvtouch
Audio capabilities of the SPG2xx SoCs are partially emulated.
spg2xx_lexibook
Audio capabilities of the SPG2xx SoCs are partially emulated.
spg2xx_mysprtch
Audio capabilities of the SPG2xx SoCs are partially emulated.
spg2xx_pdc
Audio capabilities of the SPG2xx SoCs are partially emulated.
spg2xx_playvision
Audio capabilities of the SPG2xx SoCs are partially emulated.
spg2xx_senario
Audio capabilities of the SPG2xx SoCs are partially emulated.
spg2xx_senario_poker
Audio capabilities of the SPG2xx SoCs are partially emulated.
spg2xx_senca
Audio capabilities of the SPG2xx SoCs are partially emulated.
spg2xx_shredmjr
Audio capabilities of the SPG2xx SoCs are partially emulated.
spg2xx_skannerztv
Audio capabilities of the SPG2xx SoCs are partially emulated.
spg2xx_smarttv
Audio capabilities of the SPG2xx SoCs are partially emulated.
spg2xx_telestory
Audio capabilities of the SPG2xx SoCs are partially emulated.
spg2xx_tvgogo
Audio capabilities of the SPG2xx SoCs are partially emulated.
spg2xx_vii
Audio capabilities of the SPG2xx SoCs are partially emulated.
spg2xx_wiwi
Audio capabilities of the SPG2xx SoCs are partially emulated.
spg2xx_zone
Audio capabilities of the SPG2xx SoCs are partially emulated.
spiders
Missing filters emulation.
splash
rebus - Sound isn't hooked up yet.
splash_ms
Bootleg hardware. Emulation still preliminary.
splendor
See the equites entry.
spoker
3super8 - ROMs are badly dumped.
srmp6
NiLe chip emulation / hook up isn't perfect yet.
ssfindo
ppcar - Uses the VIDC internal DAC for SFX, which emits bad sound right now. Music is played by the QDSP QS1000 configured to use the internal ROM, which hasn't been dumped yet.
ssfindo, tetfight - QDSP QS1000 sound chip emulation isn't complete yet (missing envelopes and volume balance at least).
sshot
Needs discrete sound hardware emulation.
ssingles
Some sounds are missing: at least two of the unused ROMs contain samples (unknown format, perhaps adpcm).
sstrangr
Currently using generic Invaders samples. Needs discrete sound hardware emulation. PCB is available (Guru).
ssv
srmp7 - Needs interrupts by the sound chip (not properly hooked up yet). Kludged to work.
st2302u_bbl_spi
ST2302U based. Emulation is preliminary.
stactics
Needs discrete sound hardware emulation.
starcrus
Uses HLE noise due to abusing a 2N4124 in breakdown as a noise source.
starshp1
Discrete sound hardware is emulated, but still needs proper emulation of the MC3340.
starwars
tomcatsw - Sound ROMs aren't dumped.
stfight
empcity and clones, stfight and clones - YM2203s should be clocked at 1.5MHz but this results in the sound and music being 1/3 of the pitch they should be. The game never writes the YM2203s' divider registers yet other games (e.g. Lock-On) suggest the default values are correct. What *is* going on here?
studio2
stuntair
Needs interrupt frequencies at least. Possibly some discrete parts.
stv
Sound is marked as imperfect in most games and there is no sound in some others due to incomplete SCSP emulation / hook up.
su2000
Preliminary driver.
subhuntr
Possibly discrete hardware.
subs
Discrete sound hardware emulation is incomplete (missing sonar sound).
subsino2
bishjan, new2001, qbeebing, queenbee and clones, squeenb, treamary - Sound chip isn't emulated yet (SS9804 or SS9904).
summit
Sound hardware isn't hooked up yet.
sun1
sun2
sun3x
sun4
supracan
Sound chip is completely custom, and partially implemented.
suprridr
The board seems to contain a discrete sound portion which needs to be emulated.
svmu
swyft
systec
system16
Most games in the driver lack / have incomplete sound. Needs support for custom sound HW used by the various bootlegs.
tabe22
Possibly missing beeper.
taitogn
Zoom sound DSP emulation isn't complete.
taitopjc
Zoom sound DSP emulation isn't complete.
taitotx
Preliminary driver.
taitotz
Zoom sound DSP is currently unemulated.
taitowlf
Zoom sound DSP is currently unemulated.
taito_f3
bumbsymph and clones - Bootlegs on different hardware. Oki banking is wrong.
taito_l
champwr and clones - Additional MSM5205 isn't 100% correctly hooked up yet.
tasman
Konami GX based PCB for gambling games.
tattack
Sound isn't hooked up (probably discrete).
tdv2324
tecnbras
tek410x
terak
tetrisp2
stepstag, steps3, vjdash - No music ROMs / HD dumps.
tg100
Unemulated Yamaha YMW258-F sound chip (possibly identical to MultiPCM?).
thayers
Needs converting of the SSI-263 to a sound device and laserdisc audio.
ti630
ti85
ti84pob, ti84pov3 - Unemulated FonixTalk from SpeechFX.
ti89
ti931
Preliminary driver.
ti990_4
tiamc1
tim011
timeplt
chkun - Needs Toshiba TC8830F sound chip emulation.
tk635
tmc600
tmmjprd
The emulation of the Custom Imagetek I5000 chip isn't perfect yet.
tmnt
tmntucbl - Needs MC68705R3P / Oki M5205 hook up.
tmnt2
glfgreat and clones - Sound hook up isn't 100% correct yet.
tmspoker
Preliminary driver.
toaplan1
outzonec - Z80 ROMs is probably incorrect for this set, causing wrong sounds.
toaplan2
batsugunbl - Oki banking isn't hooked up correctly yet.
nprobowl, probowl2 - Oki banking isn't hooked up yet.
toki
jujuba - In this bootleg sound hardware seems to have been slightly modified, the coins are handled ok, but there is no music and bad sfx.
toki_ms
Sound needs various improvements: MSM playback, improve comms, ROM bank, mixing. There are some scratchy sound from time to time. It's also currently unknwon that port A/B of the two YMs are used for.
toratora
Sound is hooked up according to schematics, but it sounds horrible. It's supposed that real hardware differs from schematics.
trackfld
hyprolymb, hyprolymba - Bootleg with different sound hardware, which isn't correctly hooked up yet.
trkfldch
Preliminary driver. Unknown sound hw.
tricep
triviaquiz
Discrete sounds?
trucocl
Audio is almost there, but not perfect yet.
tsispch
DAC isn't hooked up yet.
tubep
Missing analog filters emulation.
tulip1
Speaker (?) not hooked up.
tumbleb
funkyjetb - PIC has been decapped but hook-up hasn't been completed yet.
pangpang, tumbleb2 - Sound PIC is protected and simulation isn't 100% correct. We need a dump of the PICs.
tumbleb, tumblepba - Sound is not quite correct yet.
turbo
Driver needs discrete sound emulation instead of samples.
tv950
Speaker doesn't produce correct sound due to bugs in the via6522 emulation.
tvc
twinkle
Sound isn't fully hooked up yet (IDE DMA, finish comms).
tx1
tx1 and clones - TX-1 tyre screech noises are not implemented yet.
uapce
The tone played by the jamma if board is not emulated.
uknc
unixpc
unkpoker
Unidentified sound hardware.
upscope
Amiga sound emulation isn't perfect yet.
uzebox
v1050
vamphalf
yorijori - QDSP QS1000 sound chip emulation isn't complete yet (missing envelopes and volume balance at least).
vax11
vboy
vector3
Preliminary driver. Extensive TODO on top of the driver.
vic20
vicdual
All games but brdrline and clones and tranqgun are missing discrete sound emulation.
starrkr - Right now it uses the same netlist as parent brdrline but should be verified against schematics or real PCB.
victor9k
Codec sound isn't emulated.
vidbrain
R-2R ladder DAC isn't correctly emulated yet.
video21
Beeper sounds offtune.
vis
Some audio registers aren't understood yet.
vk100
Duty cycle for the beeper is wrong.
vlc
Preliminary driver.
votrhv
Currently using the wrong Votrax model.
voyager
PC hardware. Preliminary driver.
vp101
Sound hardware (AC97 codec) isn't hooked up yet.
vpoker
Sound isn't hooked up yet (AY8910).
vsmile
Audio capabilities of the SPG243 SoC are partially emulated.
vsmileb
Audio capabilities of the SPG243 SoC are partially emulated.
vsmilepro
Skeletonish. Nothing has been hooked up yet.
vt_unknown
Unidentified main CPU. Dump might be bad.
vt1682
Sound crackles.
vt52
Bell sound is too clean. Needs a flyback diode circuit implementation.
vt62
Very preliminary driver.
warpsped
Preliminary driver. Probably discrete sound hardware.
warpwarp
navarone, sos - Sound isn't completely emulated yet.
warriorb
darius2d, darius2do and sagaia - SSG Output isn't accurate.
wc90
Sound isn't correctly hooked up.
wc90b
MSM5205 sound isn't perfect yet.
wildfire
Volume decay should be more steep at the start and the pitch sounds wrong too (latter is an MCU emulation problem).
wildpkr
Preliminary driver. Needs memory map improvements, ACRTC support, GFX decode and sound support.
wink
Sound emulation isn't fully accurate.
wiz
scion and clone, stinger and clones - Discrete hardware emulation is preliminary.
wolfpack
Missing discrete sound emulation and (undumped) audio cassette.
wswan
wy60
AUX port isn't emulated.
wyvernf0
Sound emulation isn't fully accurate. PCB is available (Guru).
xavix
Sound hardware emulation is missing some features (i.e. envelopes).
xavix2
SoC emulation is very preliminary.
xavix_2000
SoC emulation is very preliminary.
xavix_2002
SoC emulation is very preliminary.
xmen
xmenabl - Bootleg with different hardware.
xtom3d
PC based (Celeron + 3DFX). Very preliminary. ISA sound board (YMZ280B + YAC516 + 3550A DAC) isn't emulated.
yes
Very preliminary driver. No sound hardware listed. Probably just a beeper?
ymdx100
Some voices (such as Pianobells) seem to not let you turn off modulation even if you set the mod wheel to its lowest point.
ympsr400
Emulation doesn't work yet so sound can't be hooked up.
ympsr60
A few instruments sound odd.
ymtx81z
YM2414 emulation is preliminary.
ymvl1
Emulation doesn't work yet so sound can't be hooked up.
z22
Buzzer not emulated yet.
zac2650
Missing discrete sound emulation.
zaccaria
Lacks analog circuitry emulation (see driver notes). Needs implementation of discrete filters for analog signals 1 to 5 and attenuation control for signal 5 (74LS156).
zaxxon
Missing discrete sound emulation.
zerohour
Missing discrete sound emulation.
zn
For all games but nbajamex and clone, which use a different sound system, SPU emulation isn't perfect yet.