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p47aces: MAME ROM Information.


P-47 Aces (c) 1995 Jaleco.


Jaleco Mega System 32 hardware

Main CPU : V70 (@ 20 Mhz)

Sound CPU : Z80 (@ 4 Mhz)

Sound Chips : YMF271 (@ 4 Mhz)

Players : 2

Control : 8-way joystick

Buttons : 2


Released in March 1995.

Developed by Nihon Maicom Kaihatsu (NMK).


When you shoot stage's specific parts, you will get score.


1. P-47 - The Phantom Fighter (1988)

2. P-47 Aces (1995)


Sound : Manabu Namiki


Game's rom.

MAME Info:

0.63 [Brian Troha]

0.62 [?]

Artwork available


- Black screen after loading savestate (or -autosave). fallicanet (ID 04005)


- 26th July 2008: Mr. Do - Guru sent me a bunch of scans of instruction cards he did a while ago. For today, we have JPN version of P-47 Aces.

- 0.120u4: Changed number of joystick buttons to 5.

- 0.106u3: Added missing 'Bonus Life' dipswitch.

- 0.65: Added dipswitches 'Difficulty', 'Lives', 'Demo Sounds', 'Flip Screen', 'Language', 'FBI Logo', 'FG/BG X offset' and 6x 'Unused'. Changed input to 2x buttons.

- 0.63: Brian Troha added P-47 Aces (Jaleco 1995).

- 6th January 2003: Nicola Salmoria decrypted the text layer in P-47 Aces, decrypted the background graphics in all games and emulated the background layer, though the scroll register is not yet emulated.

- 5th January 2003: Brian Troha got P-47 Aces working with redumped ROMs, but it suffers from some graphics glitches like the other Jaleco Mega System 32 games.

- 0.62: Added P47-Aces (Testdriver).

- 28th June 1999: MetalMan dumped P-47 Aces.


Recommended Games (Airforce):

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P-47 Aces

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Prehistoric Isle 2

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U.N. Squadron

Carrier Air Wing

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Boogie Wings

Koutetsu Yousai Strahl

Zed Blade


Romset: 29440 kb / 20 files / 7.75 zip

MAME XML Output:

       <game name="p47aces" sourcefile="ms32.c">
              <description>P-47 Aces</description>
              <rom name="p47-26.bin" size="524288" crc="e017b819" sha1="942fb48e8bb3a263534a0351a1a9979d786bc475" region="maincpu" offset="3"/>
              <rom name="p47-27.bin" size="524288" crc="bd1b81e0" sha1="b15f157fe3a30295f999a4c285da2d6f22d7fba6" region="maincpu" offset="2"/>
              <rom name="p47-28.bin" size="524288" crc="4742a5f7" sha1="cd297aa150082c545647c9a755cf2cdbdc98c988" region="maincpu" offset="1"/>
              <rom name="p47-29.bin" size="524288" crc="86e17d8b" sha1="73004f243c6dfb86ce4cc61475dc7caaf452750e" region="maincpu" offset="0"/>
              <rom name="p47-01.bin" size="2097152" crc="28732d3c" sha1="15b2687bcad31793fc7d6a9dc3eccb7ad9b5f659" region="gfx1" offset="2"/>
              <rom name="p47-13.bin" size="2097152" crc="a6ccf999" sha1="5d32fb6f6987ede6c125bec9581da4695ad64dff" region="gfx1" offset="0"/>
              <rom name="p47-02.bin" size="2097152" crc="128db576" sha1="f6561f54f6b95842a5f14d29682449bf0d837a85" region="gfx1" offset="400002"/>
              <rom name="p47-14.bin" size="2097152" crc="efc52b38" sha1="589caaaba4e3ddaf41e05f0f12b8d4bc6d63fa5c" region="gfx1" offset="400000"/>
              <rom name="p47-03.bin" size="2097152" crc="324cd504" sha1="79b3ef3ae0aa14d903113ccf5b57d459c329cf12" region="gfx1" offset="800002"/>
              <rom name="p47-15.bin" size="2097152" crc="ca164b17" sha1="ea1cb0894632442f40d321b5843125f874768aae" region="gfx1" offset="800000"/>
              <rom name="p47-04.bin" size="1048576" crc="4b3372be" sha1="cdc7d7615b6b5d45ca071b2967980dc6c6294ac0" region="gfx1" offset="c00002"/>
              <rom name="p47-16.bin" size="1048576" crc="c23c5467" sha1="5ff51ecb86ccbae2af160599890e13a7cc70072d" region="gfx1" offset="c00000"/>
              <rom name="p47-11.bin" size="2097152" crc="c1fe16b3" sha1="8b9d2483ba06ab8072676e73d949c696535b3d26" region="gfx2" offset="0"/>
              <rom name="p47-12.bin" size="2097152" crc="75871325" sha1="9191263a52ec6ac325cf6130b35be7cdd1ec2f50" region="gfx2" offset="200000"/>
              <rom name="p47-10.bin" size="2097152" crc="a44e9e06" sha1="ff51796e160d996e931b92049e6214982f270caa" region="gfx3" offset="0"/>
              <rom name="p47-09.bin" size="2097152" crc="226014a6" sha1="090bdc1f6d2b9d33b431dbb49a457a4bb36cd3ad" region="gfx3" offset="200000"/>
              <rom name="p47-30.bin" size="524288" crc="7ba90fad" sha1="c0a3d4458816f00b8f5eb4b6d4531d1abeaccbe5" region="gfx4" offset="0"/>
              <rom name="p47-21.bin" size="262144" crc="f2d43927" sha1="69ac20f339a515d58cafbcd6f7d7982ca5cda681" region="audiocpu" offset="0"/>
              <rom name="p47-22.bin" size="2097152" crc="0fa26f65" sha1="e92b14862fbce33ea4ab4567ec48199bfcbbdd84" region="ymf" offset="0"/>
              <rom name="p47-23.bin" size="2097152" crc="547fa4d4" sha1="8a5ecb3300646762f63d37a27e643e1f6ce5e775" region="ymf" offset="200000"/>
              <rom name="91022-01.ic83" size="1" status="nodump" region="motherbrd_pals" offset="0"/>
              <chip type="cpu" tag="maincpu" name="V70" clock="20000000"/>
              <chip type="cpu" tag="audiocpu" name="Z80" clock="4000000"/>
              <chip type="audio" tag="mono" name="Speaker"/>
              <chip type="audio" tag="ymf" name="YMF271" clock="16934400"/>
              <display tag="screen" type="raster" rotate="0" width="320" height="224" refresh="60.000000" />
              <sound channels="1"/>
              <input players="2" buttons="5" coins="2" service="yes">
                     <control type="joy" ways="8"/>
              <dipswitch name="Flip Screen" tag="DSW" mask="1">
                     <dipvalue name="Off" value="1" default="yes"/>
                     <dipvalue name="On" value="0"/>
              <dipswitch name="Demo Sounds" tag="DSW" mask="2">
                     <dipvalue name="Off" value="0"/>
                     <dipvalue name="On" value="2" default="yes"/>
              <dipswitch name="Bonus Life" tag="DSW" mask="4">
                     <dipvalue name="500k" value="4" default="yes"/>
                     <dipvalue name="None" value="0"/>
              <dipswitch name="Unused" tag="DSW" mask="8">
                     <dipvalue name="Off" value="8" default="yes"/>
                     <dipvalue name="On" value="0"/>
              <dipswitch name="Lives" tag="DSW" mask="48">
                     <dipvalue name="1" value="0"/>
                     <dipvalue name="2" value="32"/>
                     <dipvalue name="3" value="48" default="yes"/>
                     <dipvalue name="4" value="16"/>
              <dipswitch name="Difficulty" tag="DSW" mask="192">
                     <dipvalue name="Easy" value="0"/>
                     <dipvalue name="Normal" value="192" default="yes"/>
                     <dipvalue name="Hard" value="64"/>
                     <dipvalue name="Hardest" value="128"/>
              <dipswitch name="Service Mode" tag="DSW" mask="256">
                     <dipvalue name="Off" value="256" default="yes"/>
                     <dipvalue name="On" value="0"/>
              <dipswitch name="Free Play" tag="DSW" mask="512">
                     <dipvalue name="Off" value="512" default="yes"/>
                     <dipvalue name="On" value="0"/>
              <dipswitch name="Coin B" tag="DSW" mask="7168">
                     <dipvalue name="5 Coins/1 Credit" value="0"/>
                     <dipvalue name="4 Coins/1 Credit" value="4096"/>
                     <dipvalue name="3 Coins/1 Credit" value="2048"/>
                     <dipvalue name="2 Coins/1 Credit" value="6144"/>
                     <dipvalue name="1 Coin/1 Credit" value="7168" default="yes"/>
                     <dipvalue name="1 Coin/2 Credits" value="3072"/>
                     <dipvalue name="1 Coin/3 Credits" value="5120"/>
                     <dipvalue name="1 Coin/4 Credits" value="1024"/>
              <dipswitch name="Coin A" tag="DSW" mask="57344">
                     <dipvalue name="5 Coins/1 Credit" value="0"/>
                     <dipvalue name="4 Coins/1 Credit" value="32768"/>
                     <dipvalue name="3 Coins/1 Credit" value="16384"/>
                     <dipvalue name="2 Coins/1 Credit" value="49152"/>
                     <dipvalue name="1 Coin/1 Credit" value="57344" default="yes"/>
                     <dipvalue name="1 Coin/2 Credits" value="24576"/>
                     <dipvalue name="1 Coin/3 Credits" value="40960"/>
                     <dipvalue name="1 Coin/4 Credits" value="8192"/>
              <dipswitch name="FG/BG X offset" tag="DSW" mask="196608">
                     <dipvalue name="0/0" value="196608" default="yes"/>
                     <dipvalue name="5/5" value="131072"/>
                     <dipvalue name="2/4" value="0"/>
              <dipswitch name="Unused" tag="DSW" mask="262144">
                     <dipvalue name="Off" value="262144" default="yes"/>
                     <dipvalue name="On" value="0"/>
              <dipswitch name="Unused" tag="DSW" mask="524288">
                     <dipvalue name="Off" value="524288" default="yes"/>
                     <dipvalue name="On" value="0"/>
              <dipswitch name="Unused" tag="DSW" mask="1048576">
                     <dipvalue name="Off" value="1048576" default="yes"/>
                     <dipvalue name="On" value="0"/>
              <dipswitch name="Unused" tag="DSW" mask="2097152">
                     <dipvalue name="Off" value="2097152" default="yes"/>
                     <dipvalue name="On" value="0"/>
              <dipswitch name="FBI Logo" tag="DSW" mask="4194304">
                     <dipvalue name="No" value="4194304" default="yes"/>
                     <dipvalue name="Yes" value="0"/>
              <dipswitch name="Language" tag="DSW" mask="8388608">
                     <dipvalue name="Japanese" value="8388608"/>
                     <dipvalue name="English" value="0" default="yes"/>
              <driver status="imperfect" emulation="good" color="good" sound="imperfect" graphic="imperfect" savestate="supported" palettesize="65536"/>

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