Home News Forum                            

Play your favorite classic games and more with the GameEx front end. Read more.

scorpion: MAME ROM Information.


Scorpion (c) 1982 Zaccaria.


Main CPU : Z80 (@ 3.072 Mhz)

Sound CPU : Z80 (@ 1.78975 Mhz)

Sound Chips : (3x) AY8910 (@ 1.78975 Mhz)

Screen orientation : Vertical

Video resolution : 224 x 256 pixels

Screen refresh : 60.61 Hz

Palette colors : 99

Players : 2

Control : 8-way joystick

Buttons : 2


A bootleg of this game was released by 'Dorneer' on "Moon Cresta" Hardware.


Machine's picture.

Game's rom.

MAME Info:

0.89u2 [Pierpaolo Prazzoli]

0.59 [Mike Coates, Stephane Humbert]


- 0.136u4: f205v added clone Aracnis (bootleg of Scorpion on Moon Cresta hardware).

- 15th February 2010: f205v dumped Aracnis (bootleg 1982) of Scorpion.

- 0.133u5: Couriersud fixed missing sound in Scorpion and clones.

- 0.133u1: Renamed (scorpnmc) to (scorpionmc), (scrpiona) to (scorpiona) and (scrpionb) to (scorpionb).

- 0.131u4: Olivier Galibert fixed digitalker mode 2.

- 0.129u1: Olivier Galibert added Digitalker (4MHz) speech emulation to Scorpion.

- 0.124u1: Added Discrete sound. Changed visible area to 224x768 and palettesize to 32 colors.

- 0.122u5: Couriersud fixed Cocktail dipswitch settings in Scorpion.

- 0.118u6: David Haywood added clone Scorpion (set 3).

- 27th August 2007: f205v and Corrado Tomaselli dumped Scorpion (set 3). Speech chip is a digitalker MM54104, 100% certain of it. The wavefile shows the distinctive half-period zeroing. The voice roms are already dumped, they're at 32_a3.6e, 32_a2.6d and 32_a1.6c, concatenated in that order. There are 45 words, most if not all of which are from the standard national semiconductor SSR1/SSR2 set.

- 0.104u5: Aaron Giles fixed bug scorpion0104u4red (doesn't pass the ram/rom initializing).

- 5th December 2005: f205v dumped Scorpion (on galaxy). EPROM sc04 is BROKEN. Protective glass is smashed and the chip is not working at all. Blister only, no PCB

- 0.89u4: Chaneman added 'Difficulty' dipswitch. Swapped sound1 roms ($0, 2000). Changed parent and clone descriptions to 'Scorpion'.

- 0.89u2: Pierpaolo Prazzoli added Scoprion (set 1) (Zaccaria 1982) and clone (set 2).

- 0.63: Changed description to 'Scorpion (Moon Cresta hardware)'. Renamed (scorpng) to (scorpnmc).

- 0.59: Mike Coates added Scorpion (bootleg on Galaxian hardware) (Dorneer 19??).

- 9th February 2002: Stephane Humbert fixed the dipswitches, inputs and a few other problems in the Galaxian driver, and re-added the Scorpion bootleg running on the Galaxian hardware.

- 18th October 2001: Mike Coates added a bootleg version of Scorpion running on Galaxian hardware, but the addition isn't complete yet.


Other Emulators:

* FB Alpha

Recommended Games:

Frog & Spiders


Black Widow


Recommended Games (Defender):





Cosmic Avenger


The Percussor


4 Fun in 1 (Scramble)

Space Odyssey



A. D. 2083





Darius II

Darius Gaiden - Silver Hawk

Fantasy Zone

Fantasy Zone (Mega-Tech)

Fantasy Zone 2

Alpha One

Back Fire

Thunder Cross

Thunder Cross II


Mega Blast

Air Buster

Arrow Flash (Mega-Tech)

Bio-ship Paladin


ThunderForce AC

Thunder Force II MD (Mega-Tech)

Cosmic Cop

E.D.F. : Earth Defense Force

Metal Black

Strike Force


Andro Dunos

Last Resort


Blazing Star

Romset: 49 kb / 13 files / 33.2 zip

MAME XML Output:

       <game name="scorpion" sourcefile="galdrvr.c">
              <description>Scorpion (set 1)</description>
              <rom name="1.2d" size="4096" crc="ba1219b4" sha1="33c7843dba44152a8bc3223ea0c30b13609b80ba" region="maincpu" offset="0"/>
              <rom name="2.2f" size="4096" crc="c3909ab6" sha1="0bec902ae4291fa0530f4c89ad45cc7aab888b7a" region="maincpu" offset="1000"/>
              <rom name="3.2g" size="4096" crc="43261352" sha1="49468cbed7e0286b260eef297bd5fad0ab9fd45b" region="maincpu" offset="2000"/>
              <rom name="4.2h" size="4096" crc="aba2276a" sha1="42b0378f06d2bdb4faaaa95274a6c0f965716877" region="maincpu" offset="3000"/>
              <rom name="5.2k" size="4096" crc="952f78f2" sha1="9562037b104fc1852c2d2650209a77ffce2cb90e" region="maincpu" offset="6000"/>
              <rom name="32_a4.7c" size="4096" crc="361b8a36" sha1="550ac5f721aaa9fea5f6d63ba590d6b367525c23" region="audiocpu" offset="0"/>
              <rom name="32_a5.7d" size="4096" crc="addecdd4" sha1="ba28f1d9c7c6b5e8ecef56a4b3f64be13fc10d43" region="audiocpu" offset="1000"/>
              <rom name="32_f5.5f" size="4096" crc="1e5da9d6" sha1="ca8b27e6dd40e4ca13e7e6b5f813bafca78b62f4" region="gfx1" offset="0"/>
              <rom name="32_h5.5h" size="4096" crc="a57adb0a" sha1="d97c7dc4a6c5efb59cc0148e2498156c682c6714" region="gfx1" offset="1000"/>
              <rom name="32_a3.6e" size="4096" crc="279ae6f9" sha1="a93b1d68c9f4b6ad62fdb8816285e61bd3b4b884" region="digitalker" offset="0"/>
              <rom name="32_a2.6d" size="4096" crc="90352dd4" sha1="62c261a2f2fbd8eff31d5c72cf532d5e43d86dd3" region="digitalker" offset="1000"/>
              <rom name="32_a1.6c" size="4096" crc="3bf2452d" sha1="7a163e0ef108dd40d3beab5e9805886e45be744b" region="digitalker" offset="2000"/>
              <rom name="prom.6e" size="32" crc="4e3caeab" sha1="a25083c3e36d28afdefe4af6e6d4f3155e303625" region="proms" offset="0"/>
              <chip type="cpu" tag="maincpu" name="Z80" clock="3072000"/>
              <chip type="cpu" tag="audiocpu" name="Z80" clock="1789750"/>
              <chip type="audio" tag="mono" name="Speaker"/>
              <chip type="audio" tag="8910.0" name="AY-3-8910A" clock="1789750"/>
              <chip type="audio" tag="8910.1" name="AY-3-8910A" clock="1789750"/>
              <chip type="audio" tag="konami" name="DISCRETE"/>
              <chip type="audio" tag="8910.2" name="AY-3-8910A" clock="1789750"/>
              <chip type="audio" tag="digitalker" name="Digitalker" clock="4000000"/>
              <display tag="screen" type="raster" rotate="90" width="768" height="224" refresh="60.606061" pixclock="18432000" htotal="1152" hbend="0" hbstart="768" vtotal="264" vbend="16" vbstart="240" />
              <sound channels="1"/>
              <input players="2" buttons="2" coins="2">
                     <control type="joy" ways="8"/>
              <dipswitch name="Lives" tag="IN1" mask="3">
                     <dipvalue name="3" value="3" default="yes"/>
                     <dipvalue name="4" value="2"/>
                     <dipvalue name="5" value="1"/>
                     <dipvalue name="255" value="0"/>
              <dipswitch name="Unknown" tag="IN2" mask="2">
                     <dipvalue name="Off" value="2" default="yes"/>
                     <dipvalue name="On" value="0"/>
              <dipswitch name="Cabinet" tag="IN2" mask="4">
                     <dipvalue name="Upright" value="0" default="yes"/>
                     <dipvalue name="Cocktail" value="4"/>
              <dipswitch name="Coinage" tag="IN2" mask="8">
                     <dipvalue name="A 1/1 B 1/1" value="8" default="yes"/>
                     <dipvalue name="A 1/1 B 1/3" value="0"/>
              <dipswitch name="Difficulty" tag="IN2" mask="160">
                     <dipvalue name="Normal" value="160" default="yes"/>
                     <dipvalue name="Medium" value="128"/>
                     <dipvalue name="Hard" value="32"/>
                     <dipvalue name="Very Hard" value="0"/>
              <driver status="imperfect" emulation="good" color="good" sound="imperfect" graphic="good" savestate="supported" palettesize="32"/>

emumovies.com      Retro bytes Portal           Bookmark and Share

Developed by: Spesoft  Headsoft     Terms of use     Privacy    Advertise