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spcforce: MAME ROM Information.


Space Force (c) 1980 Venture Line.


Main CPU : 8085A (@ 4 Mhz)

Sound CPU : I8035 (@ 768 Khz)

Sound Chips : (3x) SN76496 (@ 2 Mhz)

Screen orientation : Vertical

Video resolution : 224 x 256 pixels

Screen refresh : 60.00 Hz

Palette colors : 8

Players : 2

Control : 2-way joystick

Buttons : 2


This game is also known as "Meteoroids".


Game's rom.

MAME Info:

0.54 [Zsolt Vasvari]

0.36b1 [Zsolt Vasvari]


- 0.139u3: Atari Ace converted Space Force to driver_data.

- 0.131u1: Angelo Salese added SN76496 ready line hook-up for Space Force, doesn't make a difference since it's not actually used and merged memory maps.

- 0.123u2: Changed palettesize to 64 colors.

- 0.122u8: Changed description to 'Space Force (set 1)'.

- 0.122u7: Changed 8085A CPU1 clock speed to 16MHz.

- 0.122u6: Changed I8035 CPU2 clock speed to 6144000 Hz.

- 0.54: Zsolt Vasvari added Space Force (Venture Line 1980) and clone (set 2) (Elcon (bootleg?)).

- 16th August 2001: Zsolt Vasvari added an earlier version of Meteoroids called Space Force.

- 15th April 2001: Zsolt Vasvari fixed an i8085 CPU core bug which affected Meteoroids title screen.

- 0.36b1: Zsolt Vasvari added Meteoroids (Venture Line 1981).

- 21st June 1999: Zsolt Vasvari added sound to Meteoroids.

- 6th June 1999: Zsolt Vasvari sent in a driver for Meteoroids.

Recommended Games (Asteroids):



Asteroids Deluxe

Dai San Wakusei Meteor


Space Duel

Space Force


Moon Shuttle

Moon War

Space Fortress


Spectrum I+ (Vectrex - Mine Storm)


Space Lords

Romset: 28 kb / 14 files / 13.9 zip

MAME XML Output:

       <game name="spcforce" sourcefile="spcforce.c">
              <description>Space Force (set 1)</description>
              <manufacturer>Venture Line</manufacturer>
              <rom name="m1v4f.1a" size="2048" crc="7da0d1ed" sha1="2ee145f590da557be057f181b4861014627872e7" region="maincpu" offset="0"/>
              <rom name="m2v4f.1c" size="2048" crc="25605bff" sha1="afda2884a00fdbc000191dd548fd8e34df3e2f49" region="maincpu" offset="800"/>
              <rom name="m3v5f.2a" size="2048" crc="6f879366" sha1="ef624619dbaad1f2adf4fab82e04bac117dbfac6" region="maincpu" offset="1000"/>
              <rom name="m4v5f.2c" size="2048" crc="7fbfabfa" sha1="0d6bbdcc80e251aa0ebd12e66549afaf6d8ccb0e" region="maincpu" offset="1800"/>
              <rom name="m6v4f.3c" size="2048" crc="12128e9e" sha1="b2a113b419e11ca094f56ae93870df11690b119a" region="maincpu" offset="2800"/>
              <rom name="m7v4f.4a" size="2048" crc="978ad452" sha1="fa84dcc6587403dd939da719a747d8c7332ed038" region="maincpu" offset="3000"/>
              <rom name="m8v4f.4c" size="2048" crc="f805c3cd" sha1="78eb13b99aae895742b34ed56bee9313d3643de1" region="maincpu" offset="3800"/>
              <rom name="vm5.k10" size="2048" crc="8820913c" sha1="90002cafdf5f32f916e5457e013ebe53405d5ca8" region="audiocpu" offset="0"/>
              <rom name="rm1v2.6s" size="2048" crc="8e3490d7" sha1="a5e47f953bb833c2bb769b266fff60f7a20c69a6" region="gfx1" offset="0"/>
              <rom name="rm2v1.7s" size="2048" crc="fbbfa05a" sha1="c737b216f47e14c069cb84b5dbcc5a79fcc13648" region="gfx1" offset="800"/>
              <rom name="gm1v2.6p" size="2048" crc="4f574920" sha1="05930a8ea5c6e05d01d1b4faabb3305aab44125c" region="gfx1" offset="1000"/>
              <rom name="gm2v1.7p" size="2048" crc="0cd89ce2" sha1="adb101400eb00119930494e99629948248d99d2f" region="gfx1" offset="1800"/>
              <rom name="bm1v2.6m" size="2048" crc="130869ce" sha1="588d6c9403d5fd966266b4f0333ee47b36c8b1d8" region="gfx1" offset="2000"/>
              <rom name="bm2v1.7m" size="2048" crc="472f0a9b" sha1="a8a9e2aa62374cd3bd938b5cb5fb20face3114c3" region="gfx1" offset="2800"/>
              <chip type="cpu" tag="maincpu" name="8085A" clock="16000000"/>
              <chip type="cpu" tag="audiocpu" name="I8035" clock="6144000"/>
              <chip type="audio" tag="mono" name="Speaker"/>
              <chip type="audio" tag="sn1" name="SN76496" clock="2000000"/>
              <chip type="audio" tag="sn2" name="SN76496" clock="2000000"/>
              <chip type="audio" tag="sn3" name="SN76496" clock="2000000"/>
              <display tag="screen" type="raster" rotate="270" width="256" height="224" refresh="60.000000" />
              <sound channels="1"/>
              <input players="2" buttons="2" coins="2" service="yes">
                     <control type="joy" ways="2"/>
              <dipswitch name="Coin A" tag="DSW" mask="3">
                     <dipvalue name="2 Coins/1 Credit" value="0"/>
                     <dipvalue name="1 Coin/1 Credit" value="2" default="yes"/>
                     <dipvalue name="1 Coin/2 Credits" value="1"/>
                     <dipvalue name="Free Play" value="3"/>
              <dipswitch name="Coin B" tag="DSW" mask="4">
                     <dipvalue name="1 Coin/3 Credits" value="0" default="yes"/>
                     <dipvalue name="1 Coin/6 Credits" value="4"/>
              <dipswitch name="Lives" tag="DSW" mask="24">
                     <dipvalue name="2" value="0"/>
                     <dipvalue name="3" value="8" default="yes"/>
                     <dipvalue name="4" value="16"/>
                     <dipvalue name="5" value="24"/>
              <dipswitch name="Bonus Life" tag="DSW" mask="32">
                     <dipvalue name="Off" value="0"/>
                     <dipvalue name="On" value="32" default="yes"/>
              <dipswitch name="Unknown" tag="DSW" mask="64">
                     <dipvalue name="Off" value="0" default="yes"/>
                     <dipvalue name="On" value="64"/>
              <dipswitch name="Cabinet" tag="DSW" mask="128">
                     <dipvalue name="Upright" value="128" default="yes"/>
                     <dipvalue name="Cocktail" value="0"/>
              <driver status="imperfect" emulation="good" color="imperfect" sound="good" graphic="good" savestate="unsupported" palettesize="64"/>

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