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sparkz: MAME ROM Information.


Dr Sparkz Lab (c) 1992 Atari Games.

A cross between "Tetris" and "Pipe Dream".


Board Number : A051420

Main CPU : 68000 (@ 14.31818 Mhz)

Sound Chips : OKI6295 (@ 7.231 Khz)

Screen orientation : Horizontal

Video resolution : 336 x 240 pixels

Screen refresh : 60.00 Hz

Palette colors : 512

Players : 2

Control : 8-way joystick

Buttons : 3


It's a very rare prototype, there are only 2 or 3 in existence. The concept was just a little too hard for a mass market. It would make a great game, but Atari never decided to do anything with it. Its earnings in an arcade test just weren't high enough to justify production.


Project leader : Kelly Turner

Programmers : Matt Setzer, Kelly Turner, Norm Avellar

Graphics : Mark Stephen Pierce

Engineer : Brian T. McKee

Additional designers : Kelly Turner, Mark Stephen Pierce

Technician : Glen McNamara

Audio : Brad Fuller

Product manager : Linda Adam

Team leader : John Ray


Game's rom.

Machine's picture (bossyman15)

MAME Info:

0.36b7 [Aaron Giles]


- 0.143u4: Changed 68000 CPU1 clock speed to 14318181 Hz.

- 0.141u4: Breaks some driver entanglements to simplify future driver_device conversion efforts [Atari Ace]: Arcade Classics driver is separated from Rampart by duplicating the bitmap rendering code.

- 0.129u1: MooglyGuy added savestate support to Sparkz.

- 0.125u1: Stephane Humbert renamed ports, used AM_READ_PORT macros and fixed Service Key was mapped twice in Arcade Classics.

- 0.114u2: Aaron Giles and Couriersud added more accurate video timing to most of the Atari 68000-era games. The parameters are from published specs, not derived. The board uses an SOS-2 chip to generate video signals. Changed VSync to 59.922743 Hz.

- 0.114: Couriersud added general save state support to the atarigen module.

- 0.36RC1: Changed 68000 CPU1 clock speed to 14318180 Hz and OKI6295 to 7231 Hz.

- 0.36b7: Atari Games added Sparkz (prototype) (Atari Games 1992).

- 13th October 1999: Aaron Giles sent in drivers for two Atari prototype games: Arcade Classics and Sparkz.


Romset: 1536 kb / 3 files / 779.6 zip

MAME XML Output:

       <game name="sparkz" sourcefile="arcadecl.c">
              <description>Sparkz (prototype)</description>
              <manufacturer>Atari Games</manufacturer>
              <rom name="sparkzpg.0" size="524288" crc="a75c331c" sha1="855ed44bd23c1dd0ca64926cacc8be62aca82fe2" region="maincpu" offset="0"/>
              <rom name="sparkzpg.1" size="524288" crc="1af1fc04" sha1="6d92edb1a881ba6b63e0144c9c3e631b654bf8ae" region="maincpu" offset="1"/>
              <rom name="sparkzsn" size="524288" crc="87097ce2" sha1="dc4d199b5af692d111c087af3edc01e2ac0287a8" region="oki" offset="0"/>
              <chip type="cpu" tag="maincpu" name="68000" clock="14318181"/>
              <chip type="audio" tag="mono" name="Speaker"/>
              <chip type="audio" tag="oki" name="OKI6295" clock="1193181"/>
              <display tag="screen" type="raster" rotate="0" width="336" height="240" refresh="59.922743" pixclock="7159090" htotal="456" hbend="12" hbstart="348" vtotal="262" vbend="0" vbstart="240" />
              <sound channels="1"/>
              <input players="2" buttons="3" coins="2">
                     <control type="joy" ways="8"/>
              <dipswitch name="Service Mode" tag="STATUS" 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="supported" palettesize="512"/>

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