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usvsthem: MAME ROM Information.


Us vs Them (c) 1984 Mylstar Electronics.

You pilot a starship and must protect earth against alien invaders. You would see frightened citizens and military command personnel, as small intermissions throughout the game. Your mission takes place over San Francisco, Chicago and Hollywood, as well as through forest, mountain and desert terrain.


Game ID : GV-126

Main CPU : I8086 (@ 5 Mhz)

Sound CPU : (2x) M6502 (@ 1 Mhz)

Sound Chips : (2x) DAC, (2x) AY8910 (@ 2 Mhz), SP0250 (@ 3.12 Mhz)

Screen orientation : Horizontal

Video resolution : 256 x 240 pixels

Screen refresh : 61.00 Hz

Palette colors : 16

Players : 1

Control : 8-way joystick

Buttons : 3


Released in June 1984.


* Easter Egg : This easter egg allows you to watch the whole disc from start to finish. To do this you must hold the Trigger button in while inserting your coins.


Programmers : Warren Davis, Dennis Nordman, Dave Fraust, Rich Tracy

Video graphics by : Jeff Lee

Video footage by : Warren Davis, Dennis Nordman

Music by : Dave Zabriskie

Sounds by : Graig Beierwaltes

Cabinet graphics : Larry Day

Hardware by : Dave Pfeiffer


Game's rom.

Machine's picture (bossyman15)

MAME Info:

0.33b4 [Fabrice Frances]

LaserDisc required


- 0.144u6: Replaced 'Laserdisc Analog' sound with 'Pioneer PR-8210'.

- 0.143u4: Changed VSync to 59.940057 Hz.

- 0.143: smf fixed Us vs. Them stalls on its opening diagnostic screen. Added I8049 (4410000 Hz) CPU4.

- 0.142u3: Removed I8049 CPU4.

- 0.129u4: Changed Custom sound to Laserdisc Analog.

- 0.129: Aaron Giles and Smitdogg added Laserdisc to Us vs. Them - Game now playable.

- 0.127u4: Added I8049 (4410000 Hz) CPU4 with MCU rom (pr-8210_mcu_ud6005a.bin).

- 0.127: Aaron Giles added DISK_REGIONS to all laserdisc drivers. Changed visible area to 704x480.

- 0.126u4: Aaron Giles added proper laserdisc support for MACH 3, Us vs. Them and Cobra Command (MACH 3 hardware). Old laserdisc hacks are now removed. The code now talks to the standard Pioneer PR-8210 interface. Also removed hacky "target list" from the MACH 3 ROMs; this information is now decoded on the fly from the right channel laserdisc audio. Fixed audio rom address to $c000. Added Custom sound. Changed visible area to 720 y 240 and VSync to 59.940052. Added dipswitches 'Sound Test' and 2x 'Unknown'.

- 0.126u3: Replaced the 2x AY-3-8910A sound with AY-3-8913A.

- 0.102u5: Added SP0250 (3120000 Hz) speech.

- 0.34b3: Added 2nd DAC.

- 0.33b5: Us vs Them is playable, though of course you can't see the backgrounds which were stored on the laser disc. MACH 3 still doesn't work.

- 0.33b4: Fabrice Frances added Us vs. Them (Mylstar 1984).

- 21st May 1998: Kevin Klopp dumped Us vs. Them.

Other Emulators:


Recommended Games (Airforce 3D):

Sky Raider

Red Baron

M.A.C.H. 3

Fire Fox

Future Spy

Us vs. Them

Zero Target


Top Gunner

After Burner II

After Burner (Mega-Tech)

Vs. Top Gun

Captain Sky Hawk (PlayChoice-10)

Air Inferno

G-LOC Air Battle

F-15 Strike Eagle

Strike Fighter

Air Combat

Air Combat 22

Wild Pilot

Wing War

Sky Target

Sega Strike Fighter

Romset: 128 kb / 13 files / 59.4 zip

LaserDisc: 38.0 GB (Compressed: 13.6)

MAME XML Output:

       <game name="usvsthem" sourcefile="gottlieb.c">
              <description>Us vs. Them</description>
              <rom name="usvs.rm4" size="8192" crc="0d7a4072" sha1="84a7eec31037243185ab40ab269be0f83946ebd5" region="maincpu" offset="6000"/>
              <rom name="usvs.rm3" size="8192" crc="6f32a671" sha1="d54c1e09988f78ea706b4b0da675b27d9d407696" region="maincpu" offset="8000"/>
              <rom name="usvs.rm2" size="8192" crc="36770716" sha1="797b48ef48f563ed21ea263297fe0ed61c69f41e" region="maincpu" offset="a000"/>
              <rom name="usvs.rm1" size="8192" crc="697bc989" sha1="ebfc0868f949e5aba1efb8fbce06f795888d8e00" region="maincpu" offset="c000"/>
              <rom name="usvs.rm0" size="8192" crc="30cf6bd9" sha1="527ad3b96ea4a77f6d6f8a89a9215da490292297" region="maincpu" offset="e000"/>
              <rom name="usvsdrom.1" size="8192" crc="c0b5cab0" sha1="b18e8fd9837bb52d6b3d86f2b652f6573c7cd3b3" region="r2sound:audiocpu" offset="c000"/>
              <rom name="usvsyrom.1" size="8192" crc="c3d245ca" sha1="d281b139ae6c58e855b2914a24ca4bc5f8800681" region="r2sound:speechcpu" offset="e000"/>
              <rom name="usvs.bg0" size="4096" crc="8a0de09f" sha1="6b56ffbe8569625ff307510645683b4e3f04e753" region="bgtiles" offset="0"/>
              <rom name="usvs.bg1" size="4096" crc="6fb64d3c" sha1="0cf0fd60995e56eddc56c7fac6280abe3b87dbc9" region="bgtiles" offset="1000"/>
              <rom name="usvs.fg3" size="16384" crc="98703015" sha1="120e87ef640db3f23c1d2c0abf4b6acff7714512" region="sprites" offset="0"/>
              <rom name="usvs.fg2" size="16384" crc="d3990707" sha1="81d58f6bc6ec04b95036f81c4cd3516d0adf348e" region="sprites" offset="4000"/>
              <rom name="usvs.fg1" size="16384" crc="a2057430" sha1="e24aa35cb27fa41b75f5c01f4c083dc6eeb04c0d" region="sprites" offset="8000"/>
              <rom name="usvs.fg0" size="16384" crc="7734e53f" sha1="c1307596ba098c98e741f3c00686b514587e1d0a" region="sprites" offset="c000"/>
              <disk name="usvsthem" sha1="c52530319dc70486f5ced95c121f1cab872e66d8" region="laserdisc" index="0" writable="no"/>
              <device_ref name="pr8210"/>
              <chip type="cpu" tag="maincpu" name="8088" clock="5000000"/>
              <chip type="cpu" tag="r2sound:audiocpu" name="M6502" clock="1000000"/>
              <chip type="cpu" tag="r2sound:speechcpu" name="M6502" clock="1000000"/>
              <chip type="cpu" tag="laserdisc:pr8210" name="I8049" clock="4410000"/>
              <chip type="audio" tag="mono" name="Speaker"/>
              <chip type="audio" tag="r2sound" name="Gottlieb Sound rev. 2"/>
              <chip type="audio" tag="r2sound:dac" name="DAC"/>
              <chip type="audio" tag="r2sound:ay1" name="AY-3-8913A" clock="2000000"/>
              <chip type="audio" tag="r2sound:ay2" name="AY-3-8913A" clock="2000000"/>
              <chip type="audio" tag="r2sound:spsnd" name="SP0250" clock="3120000"/>
              <chip type="audio" tag="laserdisc" name="Pioneer PR-8210"/>
              <display tag="screen" type="raster" rotate="0" width="704" height="480" refresh="59.940057" pixclock="28636362" htotal="910" hbend="0" hbstart="704" vtotal="525" vbend="44" vbstart="524" />
              <sound channels="1"/>
              <input players="1" buttons="3" coins="2" service="yes" tilt="yes">
                     <control type="joy" ways="8"/>
              <dipswitch name="Coinage" tag="DSW" mask="9">
                     <dipvalue name="2 Coins/1 Credit" value="8"/>
                     <dipvalue name="1 Coin/1 Credit" value="0" default="yes"/>
                     <dipvalue name="Free Play" value="1"/>
              <dipswitch name="Unused" tag="DSW" mask="2">
                     <dipvalue name="Off" value="0" default="yes"/>
                     <dipvalue name="On" value="2"/>
              <dipswitch name="Difficulty" tag="DSW" mask="4">
                     <dipvalue name="Normal" value="0" default="yes"/>
                     <dipvalue name="Hard" value="4"/>
              <dipswitch name="Unused" tag="DSW" mask="16">
                     <dipvalue name="Off" value="0" default="yes"/>
                     <dipvalue name="On" value="16"/>
              <dipswitch name="Unused" tag="DSW" mask="32">
                     <dipvalue name="Off" value="0" default="yes"/>
                     <dipvalue name="On" value="32"/>
              <dipswitch name="Unused" tag="DSW" mask="64">
                     <dipvalue name="Off" value="0" default="yes"/>
                     <dipvalue name="On" value="64"/>
              <dipswitch name="Unused" tag="DSW" mask="128">
                     <dipvalue name="Off" value="0" default="yes"/>
                     <dipvalue name="On" value="128"/>
              <dipswitch name="Service Mode" tag="IN1" mask="1">
                     <dipvalue name="Off" value="1" default="yes"/>
                     <dipvalue name="On" value="0"/>
              <dipswitch name="Unknown" tag="r2sound:SB2" mask="1">
                     <dipvalue name="Off" value="1" default="yes"/>
                     <dipvalue name="On" value="0"/>
              <dipswitch name="Unknown" tag="r2sound:SB2" mask="2">
                     <dipvalue name="Off" value="2" default="yes"/>
                     <dipvalue name="On" value="0"/>
              <dipswitch name="Unknown" tag="r2sound:SB2" mask="4">
                     <dipvalue name="Off" value="4" default="yes"/>
                     <dipvalue name="On" value="0"/>
              <dipswitch name="Unknown" tag="r2sound:SB2" mask="8">
                     <dipvalue name="Off" value="8" default="yes"/>
                     <dipvalue name="On" value="0"/>
              <dipswitch name="Unknown" tag="r2sound:SB2" mask="16">
                     <dipvalue name="Off" value="16" default="yes"/>
                     <dipvalue name="On" value="0"/>
              <dipswitch name="Unknown" tag="r2sound:SB2" mask="32">
                     <dipvalue name="Off" value="32" default="yes"/>
                     <dipvalue name="On" value="0"/>
              <dipswitch name="Sound Test" tag="r2sound:SB2" mask="64">
                     <dipvalue name="Off" value="64" default="yes"/>
                     <dipvalue name="On" value="0"/>
              <driver status="good" emulation="good" color="good" sound="good" graphic="good" savestate="unsupported" palettesize="16"/>

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