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stargrds: MAME ROM Information.


Star Guards (c) 1987 Bally Midway.


Game No. 0E89

Bally Midway MCR 3 hardware

Main CPU : Z80 (@ 5 Mhz)

Sound CPU : 68000 (@ 8 Mhz)

Sound Chips : DAC (@ 8 Mhz)

Screen orientation : Horizontal

Video resolution : 512 x 480 pixels

Screen refresh : 30.00 Hz

Palette Colors : 64

Players : 3

Control : Double 8-way joysticks


Released in March 1987.


Programmed by : Edward March Jr.

Screen graphics by : Scott Morrison

Special animation by : Robert Beech

Sounds by : Bob Libbe, Michael Bartlow

Cabinet art by : Paul Niemeyer

Support by : Dan Stern, Jim Belt, Bob Ploussard


Game's rom.

MAME Info:

0.56 [Aaron Giles]


- 0.145u7: Added 'Midway Sounds Good Sound Board' sound and left/right Speaker.

- 0.127u8: Couriersud fixed duplicated inputs in Star Guards.

- 0.98u1: Aaron Giles fixed sound sync with various sound boards, allowing for kludges to be removed from Star Guards.

- 0.56: Aaron Giles added Star Guards (Bally Midway 1987).

- 9th October 2001: Aaron Giles added Star Guards to the MCR3 driver and did some other cleanups and bugfixes.


- Collect energy to stay strong.

- Destroy the most squad leaders to gain control of a star.

- Gain control of four stars to earn new weapon.

- Use button when lit to activate weapon.

- Left Joystick moves. Right Joystick fires.

- Fly togehter to explore the star sector.

LEVELS: 73 (endless)

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Romset: 448 kb / 10 files / 120.6 zip

MAME XML Output:

       <game name="stargrds" sourcefile="mcr3.c">
              <description>Star Guards</description>
              <manufacturer>Bally Midway</manufacturer>
              <rom name="pro-0.3b" size="32768" crc="3ad94aa2" sha1="1e17ac70fddee1f3d0dd71172e15a7a256168a70" region="maincpu" offset="0"/>
              <rom name="pro-1.5b" size="32768" crc="dba428b0" sha1="72efa2f02e95f05a5503ced136fbdf3fcdf57554" region="maincpu" offset="8000"/>
              <rom name="snd0.u7" size="32768" crc="7755a493" sha1="a888fba45a2a31de5b3082bfc5ccef94dafc4d16" region="sg:cpu" offset="0"/>
              <rom name="snd1.u17" size="32768" crc="d98d14ae" sha1="51dbb97655ab8a389ca67f0e796ab57894f5bb32" region="sg:cpu" offset="1"/>
              <rom name="bg-0.15a" size="32768" crc="ecfaef3e" sha1="145b0543552e678ef441e4a20afe80cd21e43cf6" region="gfx1" offset="0"/>
              <rom name="bg-1.14b" size="32768" crc="2c75569d" sha1="13808ff0fdb413a4ac6ddef1422b86c118277899" region="gfx1" offset="8000"/>
              <rom name="fg-0.8e" size="65536" crc="22797aaa" sha1="806ea29f8a43f104d3154322f492e7fa053da751" region="gfx2" offset="0"/>
              <rom name="fg-1.6e" size="65536" crc="413fa119" sha1="cb609db2e6694a5bb563afd6b28c19afe65a8487" region="gfx2" offset="10000"/>
              <rom name="fg-2.5e" size="65536" crc="7036cfe6" sha1="7778c5a8bf457ba0c1fa0e17978709e1f7ccb8a5" region="gfx2" offset="20000"/>
              <rom name="fg-3.4e" size="65536" crc="cc5cc003" sha1="afe8a0b0542c6f98de9386a07d6586af7de6bdf6" region="gfx2" offset="30000"/>
              <chip type="cpu" tag="maincpu" name="Z80" clock="5000000"/>
              <chip type="cpu" tag="sg:cpu" name="68000" clock="8000000"/>
              <chip type="audio" tag="lspeaker" name="Speaker"/>
              <chip type="audio" tag="rspeaker" name="Speaker"/>
              <chip type="audio" tag="sg" name="Midway Sounds Good Sound Board"/>
              <chip type="audio" tag="sg:dac" name="DAC"/>
              <display tag="screen" type="raster" rotate="0" width="512" height="480" refresh="30.000000" />
              <sound channels="2"/>
              <input players="3" coins="3" tilt="yes">
                     <control type="doublejoy" ways="8" ways2="8"/>
              <dipswitch name="Service Mode" tag="MONO.IP0" mask="128">
                     <dipvalue name="Off" value="128" default="yes"/>
                     <dipvalue name="On" value="0"/>
              <dipswitch name="Energy Units" tag="MONO.IP3" mask="12">
                     <dipvalue name="8" value="8"/>
                     <dipvalue name="10" value="12" default="yes"/>
                     <dipvalue name="12" value="4"/>
                     <dipvalue name="14" value="0"/>
              <dipswitch name="Demo Sounds" tag="MONO.IP3" mask="32">
                     <dipvalue name="Off" value="0"/>
                     <dipvalue name="On" value="32" default="yes"/>
              <dipswitch name="Difficulty" tag="MONO.IP3" mask="192">
                     <dipvalue name="Easy" value="128"/>
                     <dipvalue name="Medium" value="192" default="yes"/>
                     <dipvalue name="Hard" value="64"/>
                     <dipvalue name="Hardest" value="0"/>
              <driver status="good" emulation="good" color="good" sound="good" graphic="good" savestate="supported" palettesize="64"/>

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