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regulusu: MAME ROM Information.


Regulus (c) 1983 Sega.


Sega System 1 hardware

Game ID : 834-5328

Main CPU : Z80 (@ 4 Mhz)

Sound CPU : Z80 (@ 4 Mhz)

Sound Chips : SN76496 (@ 4 Mhz), SN76496 (@ 2 Mhz)

Screen orientation : Vertical

Video resolution : 224 x 240 pixels

Screen refresh : 60.00 Hz

Palette colors : 1536

Players : 2

Control : 8-way joystick

Buttons : 2


Released during December 1983.


Programmed by : Hideki Ishikawa, Shuichi Katagi

Designed by : Yoji Ishii

Character design by : Yoshiki Kawasaki

Security by : Shuichi Katagi


Game's rom.

Machine's picture.

MAME Info:

0.34b3 [Nicola Salmoria]


- 0.130u4: Changed visible area to 224x256.

- 0.130u3: Sega System 1/2 rewrite [Aaron Giles]: Fixed in cocktail mode when it is player 2's turn graphics from the top of the screen flash at the bottom of the screen.

- 0.113u3: Changed description to 'Regulus (315-5033, New Ver.)' and clone '(Old Ver.)' to '(315-5033, Old Ver.)'.

- 0.121u3: Changed description to 'Regulus (315-5033, Rev A.)' and clone '(315-5033, Old Ver.)' to '(315-5033)'.

- 0.115u4: Replaced SN76496 sound with SN76489.

- 0.68: Changed Z80 CPU1 clock speed to 4MHz and visible area to 224x240.

- 0.58: Added dipswitches 'Unused SW 0-1', 'Unused SW 0-4' and 'Unused SW 0-5'.

- 0.56: Added clone Regulus (Old Ver.). Changed parent description to 'Regulus (New Ver.)'. Fixed rom names.

- 8th March 1999: Juergen Buchmueller improved the Z80 core (regulus & starjack work again).

- 0.34b7: Howie Cohen added high score saving to Regulus.

- 0.34b5: Thierry Lescot added clone Regulus (not encrypted).

- 0.34b3: Nicola Salmoria added Regulus (Sega 1983).

- 7th September 1998: J-ROM dumped Regulus (315-5033, Rev A.) (c)1983 SEGA.

LEVELS: 9 (endless)

Other Emulators:

* FB Alpha

Recommended Games (Cyber Tank):

Tron (Tank stage)


Mega Zone


Crater Raider


Heavy Metal



Vindicators Part II


Battle of the Solar System

Cyber Sled

Cyber Commando


Guardian Force

Romset: 137 kb / 16 files / 74.1 zip

MAME XML Output:

       <game name="regulusu" sourcefile="system1.c" cloneof="regulus" romof="regulus">
              <description>Regulus (not encrypted)</description>
              <rom name="epr-5950.129" size="8192" crc="3b047b67" sha1="0164cb919a50013f23568f59caff19ff2d0bf11f" region="maincpu" offset="0"/>
              <rom name="epr-5951.130" size="8192" crc="d66453ab" sha1="9e339c716c646bd02bedbe27096b75f633554e7c" region="maincpu" offset="2000"/>
              <rom name="epr-5952.131" size="8192" crc="f3d0158a" sha1="9b6d8b2e0a0bec45bfbb9f8ccc728e18e909685f" region="maincpu" offset="4000"/>
              <rom name="epr-5953.132" size="8192" crc="a9ad4f44" sha1="1e051595aff34db06186542bcfc3849bc88eb5d4" region="maincpu" offset="6000"/>
              <rom name="epr-5644.133" merge="epr-5644.133" size="8192" crc="ffd05b7d" sha1="6fe471548d227d834c012d5d148b1ea1c12dfd00" region="maincpu" offset="8000"/>
              <rom name="epr-5955.134" size="8192" crc="65ddb2a3" sha1="4f94eaac900da5ca512289e2339776b1139e03e1" region="maincpu" offset="a000"/>
              <rom name="epr-5652.3" merge="epr-5652.3" size="8192" crc="74edcb98" sha1="bc181c73a6009ca723e715650adb920b77bd311c" region="soundcpu" offset="0"/>
              <rom name="epr-5651.82" merge="epr-5651.82" size="8192" crc="f07f3e82" sha1="f86acf2de639ac89f80cdf627d1d6b5f5e4f1557" region="tiles" offset="0"/>
              <rom name="epr-5650.65" merge="epr-5650.65" size="8192" crc="84c1baa2" sha1="27ba8e2bb820913e58cb029da9c18d35e67728b8" region="tiles" offset="2000"/>
              <rom name="epr-5649.81" merge="epr-5649.81" size="8192" crc="6774c895" sha1="28f74bcf1e6bc06db0984dcf86dd527e301b0c01" region="tiles" offset="4000"/>
              <rom name="epr-5648.64" merge="epr-5648.64" size="8192" crc="0c69e92a" sha1="1ee18562250468f8f09a3062705422c28c740674" region="tiles" offset="6000"/>
              <rom name="epr-5647.80" merge="epr-5647.80" size="8192" crc="9330f7b5" sha1="2c1be04de6ec652ea8a566eb0eb1a9bcb4c90e66" region="tiles" offset="8000"/>
              <rom name="epr-5646.63" merge="epr-5646.63" size="8192" crc="4dfacbbc" sha1="e34d1e1aaf3ae7a138e75df5dedebfb4acd79340" region="tiles" offset="a000"/>
              <rom name="epr-5638.86" merge="epr-5638.86" size="16384" crc="617363dd" sha1="c8024f541086a8a940e21219fa4522646aeb365a" region="sprites" offset="0"/>
              <rom name="epr-5639.93" merge="epr-5639.93" size="16384" crc="a4ec5131" sha1="033bf46d2625f99544a784fe3fa299cc1b1b48e1" region="sprites" offset="4000"/>
              <rom name="pr-5317.106" merge="pr-5317.106" size="256" crc="648350b8" sha1="c7986aa9127ef5b50b845434cb4e81dff9861cd2" region="proms" offset="0"/>
              <chip type="cpu" tag="maincpu" name="Z80" clock="20000000"/>
              <chip type="cpu" tag="soundcpu" name="Z80" clock="4000000"/>
              <chip type="audio" tag="mono" name="Speaker"/>
              <chip type="audio" tag="sn1" name="SN76489A" clock="2000000"/>
              <chip type="audio" tag="sn2" name="SN76489A" clock="4000000"/>
              <display tag="screen" type="raster" rotate="270" width="512" height="224" refresh="60.096154" pixclock="10000000" htotal="640" hbend="0" hbstart="512" vtotal="260" vbend="0" vbstart="224" />
              <sound channels="1"/>
              <input players="2" buttons="2" coins="2" service="yes">
                     <control type="joy" ways="8"/>
              <dipswitch name="Coin A" tag="SWA" mask="15">
                     <dipvalue name="4 Coins/1 Credit" value="7"/>
                     <dipvalue name="3 Coins/1 Credit" value="8"/>
                     <dipvalue name="2 Coins/1 Credit" value="9"/>
                     <dipvalue name="2 Coins/1 Credit 5/3 6/4" value="5"/>
                     <dipvalue name="2 Coins/1 Credit 4/3" value="4"/>
                     <dipvalue name="1 Coin/1 Credit" value="15" default="yes"/>
                     <dipvalue name="1 Coin/1 Credit 2/3" value="1"/>
                     <dipvalue name="1 Coin/1 Credit 4/5" value="2"/>
                     <dipvalue name="1 Coin/1 Credit 5/6" value="3"/>
                     <dipvalue name="2 Coins/3 Credits" value="6"/>
                     <dipvalue name="1 Coin/2 Credits" value="14"/>
                     <dipvalue name="1 Coin/3 Credits" value="13"/>
                     <dipvalue name="1 Coin/4 Credits" value="12"/>
                     <dipvalue name="1 Coin/5 Credits" value="11"/>
                     <dipvalue name="1 Coin/6 Credits" value="10"/>
              <dipswitch name="Coin B" tag="SWA" mask="240">
                     <dipvalue name="4 Coins/1 Credit" value="112"/>
                     <dipvalue name="3 Coins/1 Credit" value="128"/>
                     <dipvalue name="2 Coins/1 Credit" value="144"/>
                     <dipvalue name="2 Coins/1 Credit 5/3 6/4" value="80"/>
                     <dipvalue name="2 Coins/1 Credit 4/3" value="64"/>
                     <dipvalue name="1 Coin/1 Credit" value="240" default="yes"/>
                     <dipvalue name="1 Coin/1 Credit 2/3" value="16"/>
                     <dipvalue name="1 Coin/1 Credit 4/5" value="32"/>
                     <dipvalue name="1 Coin/1 Credit 5/6" value="48"/>
                     <dipvalue name="2 Coins/3 Credits" value="96"/>
                     <dipvalue name="1 Coin/2 Credits" value="224"/>
                     <dipvalue name="1 Coin/3 Credits" value="208"/>
                     <dipvalue name="1 Coin/4 Credits" value="192"/>
                     <dipvalue name="1 Coin/5 Credits" value="176"/>
                     <dipvalue name="1 Coin/6 Credits" value="160"/>
              <dipswitch name="Cabinet" tag="SWB" mask="1">
                     <dipvalue name="Upright" value="0" default="yes"/>
                     <dipvalue name="Cocktail" value="1"/>
              <dipswitch name="Unused" tag="SWB" mask="2">
                     <dipvalue name="Off" value="2" default="yes"/>
                     <dipvalue name="On" value="0"/>
              <dipswitch name="Lives" tag="SWB" mask="12">
                     <dipvalue name="3" value="12" default="yes"/>
                     <dipvalue name="4" value="8"/>
                     <dipvalue name="5" value="4"/>
                     <dipvalue name="Infinite" value="0"/>
              <dipswitch name="Unused" tag="SWB" mask="16">
                     <dipvalue name="Off" value="16" default="yes"/>
                     <dipvalue name="On" value="0"/>
              <dipswitch name="Unused" tag="SWB" mask="32">
                     <dipvalue name="Off" value="32" default="yes"/>
                     <dipvalue name="On" value="0"/>
              <dipswitch name="Difficulty" tag="SWB" mask="64">
                     <dipvalue name="Easy" value="64" default="yes"/>
                     <dipvalue name="Hard" value="0"/>
              <dipswitch name="Allow Continue" tag="SWB" mask="128">
                     <dipvalue name="No" value="128"/>
                     <dipvalue name="Yes" value="0" default="yes"/>
              <driver status="good" emulation="good" color="good" sound="good" graphic="good" savestate="supported" palettesize="2048"/>

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