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cdiscon1: MAME ROM Information.


Disco No 1 (c) 1982 Data East.

You play a 90 pound weakling kid in a roller rink who has to skate around the bad guys in order to win the love admiration of cute chicks. Earn points by completely encircling one or more tough guys and picking up various bonus items that float across the rink. Interesting gameplay mechanics, nice music and decent graphics for 1982.


DECO Cassette System hardware

[Cassette No.19]

Main CPU : M6502 (@ 750 Khz), M6502 (@ 500 Khz), I8X41 (@ 500 Khz)

Sound Chips : (2x) AY8910 (@ 1.5 Mhz)

Screen orientation : Vertical

Video resolution : 240 x 240 pixels

Screen refresh : 57.00 Hz

Palette colors : 32

Players : 2

Control : stick

Buttons : 2


Released in March 1982.

This game is also known as "Sweet Heart [Cassette No.19]".


Game's rom.

Machine's picture.

MAME Info:

0.37b13 [Juergen Buchmueller, Al Kossow]

Artwork available


- 0.145u1: Changed description to 'Disco No.1 (DECO Cassette)' and clone to 'Sweet Heart (DECO Cassette)'.

- 0.88u2: Changed description to 'Disco No.1 (Cassette)' and clone to 'Sweet Heart (Cassette)'.

- 0.67: Changed description to 'Cassette: Disco No.1'.

- 0.53: Added clone 'Cassette: Sweet Heart'.

- 0.37b13: Juergen Buchmueller added 'Cassette: Disco No 1' (DECO 1982).

- 11th February 2001: Juergen Buchmueller improved the DECO Cassette system driver even more, now Disco No. 1, Pro Tennis and Tornado are working too.

Recommended Games:

Disco No.1


Romset: 34 kb / 2 files / 17.4 zip

MAME XML Output:

       <game name="cdiscon1" sourcefile="decocass.c" romof="decocass">
              <description>Disco No.1 (DECO Cassette)</description>
              <manufacturer>Data East Corporation</manufacturer>
              <rom name="v0b-.7e" merge="v0b-.7e" size="4096" crc="23d929b7" sha1="063f83020ba3d6f43ab8471f95ca919767b93aa4" region="maincpu" offset="f000"/>
              <rom name="v1-.5a" merge="v1-.5a" size="2048" crc="b66b2c2a" sha1="0097f38beb4872e735e560148052e258a26b08fd" region="audiocpu" offset="f800"/>
              <rom name="cassmcu.1c" merge="cassmcu.1c" size="1024" crc="a6df18fd" sha1="1f9ea47e372d31767c936c15852b43df2b0ee8ff" region="mcu" offset="0"/>
              <rom name="v2.3m" merge="v2.3m" size="32" crc="238fdb40" sha1="b88e8fabb82092105c3828154608ea067acbf2e5" region="proms" offset="0"/>
              <rom name="v4.10d" merge="v4.10d" size="32" crc="3b5836b4" sha1="b630bb277d9ec09d46ef26b944014dd6165b35d8" region="proms" offset="20"/>
              <rom name="v3.3j" merge="v3.3j" size="32" crc="51eef657" sha1="eaedce5caf55624ad6ae706aedf82c5717c60f1f" region="proms" offset="40"/>
              <rom name="cdiscon1.pro" size="2048" crc="0f793fab" sha1="331f1b1b482fcd10f42c388a503f9af62d705401" region="dongle" offset="0"/>
              <rom name="cdiscon1.cas" size="32768" crc="1429a397" sha1="12f9e03fcda31dc6161a39bf5c3315a1e9e94565" region="cassette" offset="0"/>
              <chip type="cpu" tag="maincpu" name="M6502" clock="750000"/>
              <chip type="cpu" tag="audiocpu" name="M6502" clock="500000"/>
              <chip type="cpu" tag="mcu" name="I8041" clock="6000000"/>
              <chip type="audio" tag="mono" name="Speaker"/>
              <chip type="audio" tag="ay1" name="AY-3-8910A" clock="1500000"/>
              <chip type="audio" tag="ay2" name="AY-3-8910A" clock="1500000"/>
              <display tag="screen" type="raster" rotate="270" width="256" height="240" refresh="57.444853" pixclock="6000000" htotal="384" hbend="0" hbstart="256" vtotal="272" vbend="8" vbstart="248" />
              <sound channels="1"/>
              <input players="2" buttons="2" coins="2">
                     <control type="joy" ways="8"/>
                     <control type="stick" minimum="16" maximum="240" sensitivity="100" keydelta="10"/>
              <dipswitch name="Coin A" tag="DSW1" mask="3">
                     <dipvalue name="2 Coins/1 Credit" value="0"/>
                     <dipvalue name="1 Coin/1 Credit" value="3" default="yes"/>
                     <dipvalue name="1 Coin/2 Credits" value="2"/>
                     <dipvalue name="1 Coin/3 Credits" value="1"/>
              <dipswitch name="Coin B" tag="DSW1" mask="12">
                     <dipvalue name="2 Coins/1 Credit" value="0"/>
                     <dipvalue name="1 Coin/1 Credit" value="12" default="yes"/>
                     <dipvalue name="1 Coin/2 Credits" value="8"/>
                     <dipvalue name="1 Coin/3 Credits" value="4"/>
              <dipswitch name="Type of Tape" tag="DSW1" mask="48">
                     <dipvalue name="MT (Big)" value="0"/>
                     <dipvalue name="invalid?" value="16"/>
                     <dipvalue name="invalid?" value="32"/>
                     <dipvalue name="MD (Small)" value="48" default="yes"/>
              <dipswitch name="Cabinet" tag="DSW1" mask="64">
                     <dipvalue name="Upright" value="0" default="yes"/>
                     <dipvalue name="Cocktail" value="64"/>
              <dipswitch name="Unknown" tag="DSW2" mask="1">
                     <dipvalue name="Off" value="1" default="yes"/>
                     <dipvalue name="On" value="0"/>
              <dipswitch name="Unknown" tag="DSW2" mask="2">
                     <dipvalue name="Off" value="2" default="yes"/>
                     <dipvalue name="On" value="0"/>
              <dipswitch name="Unknown" tag="DSW2" mask="4">
                     <dipvalue name="Off" value="4" default="yes"/>
                     <dipvalue name="On" value="0"/>
              <dipswitch name="Unknown" tag="DSW2" mask="8">
                     <dipvalue name="Off" value="8" default="yes"/>
                     <dipvalue name="On" value="0"/>
              <dipswitch name="Unknown" tag="DSW2" mask="16">
                     <dipvalue name="Off" value="16" default="yes"/>
                     <dipvalue name="On" value="0"/>
              <dipswitch name="Country Code" tag="DSW2" mask="224">
                     <dipvalue name="A" value="224" default="yes"/>
                     <dipvalue name="B" value="192"/>
                     <dipvalue name="C" value="160"/>
                     <dipvalue name="D" value="128"/>
                     <dipvalue name="E" value="96"/>
                     <dipvalue name="F" value="64"/>
              <driver status="good" emulation="good" color="good" sound="good" graphic="good" savestate="unsupported" palettesize="56"/>

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