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quartet2: MAME ROM Information.


Quartet 2 (c) 1986 Sun Corp. of America.

Quartet 2 is not a sequel, it's an update available as a conversion kit :

* You can change characters on the fly during the game when you continue, while in the original Quartet, the characters were affixed to the specific color joystick areas.

* You can have just two players at the same time instead of four.


Originally developed by Sega as "Quartet".


Game's ROM.

MAME Info:

0.36b1 [Andrew Prime]

0.34b4 [Phil Stroffolino]

Artwork available


- 0.138u1: Alex Jackson fixed Quartet (Rev A, 8751 315-5194) and Quartet (8751 315-5194) doesn't start.

- 0.132u1: Renamed (quart2) to (quartet2a), (quart21) to (quartet2) and (quartet1) to (quarteta).

- 0.131u3: Aaron Giles and Dr. Decapitator added/hooked MCU dump in clone Quartet 2 (8751 317-0010).

- 6th May 2009: Guru - Chip 8751 found on Quartet 2 317-0010 has just been decapped and dumped.

- 0.130: Kevin Eshbach added board numbers to SEGA's Quartet 2 documentation.

- 17th February 2009: Mr. Do - Kiltron got extra busy this past month: Quartet artwork, thanks to Star Worlds Arcade and Lachlan Keown.

- 0.111u1: Alex Jackson fixed dipswitch defaults ('Credit Power' and 'Difficulty') for Quartet and Quartet 2.

- 0.107u2: Renamed (quartet2) to (quart21), (quartetj) to (quartet1) and (quartt2j) to (quart2).

- 0.106u13: MASH added pld ($400 - pls153.8j) to Quartet and clone (Japan).

- 0.89u2: Added I8751 (8MHz) MCU.

- 0.89u1: Aaron Giles hooked up column/row scroll. This fixed the title screen in Quartet. Changed Z80 CPU2 clock speed to 4MHz.

- 0.88u7: Changed description to 'Quartet (8751 317-unknown)' and clones 'Quartet (Japan)' to 'Quartet (Japan, 8751 317-unknown))', 'Quartet 2' to 'Quartet 2 (8751 317-unknown)' and 'Quartet 2 (Japan)' to 'Quartet 2 (Japan, 8751 317-unknown)'. Changed Z80 CPU2 clock speed to 5MHz palettesize to 6144 colors.

- 0.69: MASH added clone Quartet 2 (Japan).

- 0.37b14: Changed description of clone 'Quartet II' to 'Quartet 2'.

- 0.36b15: Added clone Quartet (Japan).

- 0.36b2: Added N7751 (400000 Hz) sound and roms. Replaced uPD7759 sound with DAC.

- 0.36b1: Andrew Prime added Quartet (Sega 1986).

- 0.34b4: Phil Stroffolino added Quartet II (Sega 1986), not working.

- 6th November 1996: Dumped Quartet 2 (8751 317-0010).

LEVELS: 32 (endless)

Other Emulators:

* FB Alpha

* System 16

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Romset: 706 kb / 24 files / 305.3 zip

MAME XML Output:

       <game name="quartet2" sourcefile="segas16a.c" cloneof="quartet" romof="quartet">
              <description>Quartet 2 (8751 317-0010)</description>
              <rom name="epr-7695.b9" size="32768" crc="67177cd8" sha1="c4ea001dfbeeb29a09d597fb50d71f54e4e9572a" region="maincpu" offset="0"/>
              <rom name="epr-7692.b6" size="32768" crc="50f50b08" sha1="646c0d545150b95e5d8d47bf63360f7326add08f" region="maincpu" offset="1"/>
              <rom name="epr-7696.b10" size="32768" crc="4273c3b7" sha1="4cae221678a6d2b7806487becd4ba09b520f9fa0" region="maincpu" offset="10000"/>
              <rom name="epr-7693.b7" size="32768" crc="0aa337bb" sha1="f31f8f294fccd866eadebfafee067bfae44b3184" region="maincpu" offset="10001"/>
              <rom name="epr-7697.b11" size="32768" crc="3a6a375d" sha1="8ebea6b7f1208438b47e887b46cb569725c4042a" region="maincpu" offset="20000"/>
              <rom name="epr-7694.b8" size="32768" crc="d87b2ca2" sha1="58adf0900e41036b1b78a931ab94b30ce601909d" region="maincpu" offset="20001"/>
              <rom name="epr-7698.c9" size="32768" crc="547a6058" sha1="5248e974c8d12183c996b1fc8fda09e8a4bf0d2d" region="gfx1" offset="0"/>
              <rom name="epr-7699.c10" size="32768" crc="77ec901d" sha1="b5961895473c16a8f4a111185cce48b05ab66885" region="gfx1" offset="8000"/>
              <rom name="epr-7700.c11" size="32768" crc="7e348cce" sha1="82bba65280faaf3280208c85caef48ec8baeade8" region="gfx1" offset="10000"/>
              <rom name="epr-7465.5c" merge="epr-7465.5c" size="32768" crc="8a1ab7d7" sha1="a2f317538c70a1603b65d795223407cbaaf88524" region="gfx2" offset="1"/>
              <rom name="epr-7469.2b" merge="epr-7469.2b" size="32768" crc="cb65ae4f" sha1="3ee7b3b4cce113a6f394e8dfd317cdb6ffae64f7" region="gfx2" offset="0"/>
              <rom name="epr-7466.6c" merge="epr-7466.6c" size="32768" crc="b2d3f4f3" sha1="65e654fde10bee4cb5eee8234d0babb78fe41cfb" region="gfx2" offset="10001"/>
              <rom name="epr-7470.3b" merge="epr-7470.3b" size="32768" crc="16fc67b1" sha1="788fe2878c5c9faea43c2f166f32c22ee51c7d09" region="gfx2" offset="10000"/>
              <rom name="epr-7467.7c" merge="epr-7467.7c" size="32768" crc="0af68de2" sha1="81163baf3f0e45bac950a6d9c24b3a886db1509c" region="gfx2" offset="20001"/>
              <rom name="epr-7471.4b" merge="epr-7471.4b" size="32768" crc="13fad5ac" sha1="75b480083fbb14cbef969126989bf9b2235fd31e" region="gfx2" offset="20000"/>
              <rom name="epr-7468.8c" merge="epr-7468.8c" size="32768" crc="ddfd40c0" sha1="6c12ad668cd0c82e7d7d46bfbdcee8b9d46ebd09" region="gfx2" offset="30001"/>
              <rom name="epr-7472.5b" merge="epr-7472.5b" size="32768" crc="8e2762ec" sha1="872e19a6aab81d7a2472367d0e31dc1295da7182" region="gfx2" offset="30000"/>
              <rom name="epr-7464.1b" merge="epr-7464.1b" size="32768" crc="9f291306" sha1="96a09542a863ccf2ded43e2df6f913722b3f97b1" region="soundcpu" offset="0"/>
              <rom name="7751.bin" merge="7751.bin" size="1024" crc="6a9534fc" sha1="67ad94674db5c2aab75785668f610f6f4eccd158" region="n7751" offset="0"/>
              <rom name="epr-7473.1c" merge="epr-7473.1c" size="32768" crc="06ec75fa" sha1="5f14bc887449122700c46ad22c0379a1682e0bdb" region="n7751data" offset="0"/>
              <rom name="epr-7475.2c" merge="epr-7475.2c" size="32768" crc="7abd1206" sha1="54d52dc0b9c245cd2df647e714310a71b803cbcf" region="n7751data" offset="8000"/>
              <rom name="epr-7474.3c" merge="epr-7474.3c" size="32768" crc="dbf853b8" sha1="e82f497e1144f23f3233b5c45ef182bfc7923715" region="n7751data" offset="10000"/>
              <rom name="epr-7476.4c" merge="epr-7476.4c" size="32768" crc="5eba655a" sha1="6713ef12037cba3139d0f469c82bd90b44bae8ce" region="n7751data" offset="18000"/>
              <rom name="317-0010.bin" size="4096" crc="8c2033ea" sha1="4a60d141517a5d5d065f40f71be4d2ee3be18384" region="mcu" offset="0"/>
              <chip type="cpu" tag="maincpu" name="68000" clock="10000000"/>
              <chip type="cpu" tag="soundcpu" name="Z80" clock="4000000"/>
              <chip type="cpu" tag="n7751" name="N7751" clock="6000000"/>
              <chip type="cpu" tag="mcu" name="I8751" clock="8000000"/>
              <chip type="audio" tag="mono" name="Speaker"/>
              <chip type="audio" tag="ymsnd" name="YM2151" clock="4000000"/>
              <chip type="audio" tag="dac" name="DAC"/>
              <display tag="screen" type="raster" rotate="0" width="320" height="224" refresh="60.000000" pixclock="5376240" htotal="342" hbend="0" hbstart="320" vtotal="262" vbend="0" vbstart="224" />
              <sound channels="1"/>
              <input players="2" buttons="3" coins="2" service="yes">
                     <control type="joy" ways="8"/>
              <dipswitch name="Coin A" tag="DSW1" 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, 5/6" value="3"/>
                     <dipvalue name="1 Coin/1 Credit, 4/5" value="2"/>
                     <dipvalue name="1 Coin/1 Credit, 2/3" value="1"/>
                     <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"/>
                     <dipvalue name="Free Play (if Coin B too) or 1/1" value="0"/>
              <dipswitch name="Coin B" tag="DSW1" 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, 5/6" value="48"/>
                     <dipvalue name="1 Coin/1 Credit, 4/5" value="32"/>
                     <dipvalue name="1 Coin/1 Credit, 2/3" value="16"/>
                     <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"/>
                     <dipvalue name="Free Play (if Coin A too) or 1/1" value="0"/>
              <dipswitch name="Demo Sounds" tag="DSW2" mask="1">
                     <dipvalue name="Off" value="1"/>
                     <dipvalue name="On" value="0" default="yes"/>
              <dipswitch name="Credit Power" tag="DSW2" mask="6">
                     <dipvalue name="500" value="4"/>
                     <dipvalue name="1000" value="6" default="yes"/>
                     <dipvalue name="2000" value="2"/>
                     <dipvalue name="9000" value="0"/>
              <dipswitch name="Difficulty" tag="DSW2" mask="24">
                     <dipvalue name="Easy" value="16"/>
                     <dipvalue name="Normal" value="24" default="yes"/>
                     <dipvalue name="Hard" value="8"/>
                     <dipvalue name="Hardest" value="0"/>
              <dipswitch name="Unused" tag="DSW2" mask="32">
                     <dipvalue name="Off" value="32" default="yes"/>
                     <dipvalue name="On" value="0"/>
              <dipswitch name="Unused" tag="DSW2" mask="64">
                     <dipvalue name="Off" value="64" default="yes"/>
                     <dipvalue name="On" value="0"/>
              <dipswitch name="Unused" tag="DSW2" mask="128">
                     <dipvalue name="Off" value="128" default="yes"/>
                     <dipvalue name="On" value="0"/>
              <driver status="good" emulation="good" color="good" sound="good" graphic="good" savestate="supported" palettesize="6144"/>

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