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snapjack: MAME ROM Information.


Snap Jack (c) 05/1982 Universal.

Guide a dot-munching, long-jumping, leg-stretching character through right-to-left scrolling scenes of hills and tunnels. Avoid squid-type-things, giant fish, and the kettles and boots on the overhead conveyor. This game is a cross between "Pac-Man" and "Scramble".


Main CPU : Z80 (@ 4 Mhz)

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

Screen orientation : Horizontal

Video resolution : 240 x 192 pixels

Screen refresh : 60.00 Hz

Palette Colors : 32

Players : 2

Control : 8-way joystick

Buttons : 2


* Computers :

Commodore C64 (1984, "Wheelin' Wallie")


Game's rom.

Machine's picture.

MAME Info:

0.27 [F. Kurokawa]


- 0.145u4: Tafoid got rid of bogus inputs for Snap Jack, there are no fire buttons at all, just controller and start buttons.

- 0.126u5: Fixed rom names.

- 0.123u2: Changed palettesize to 96 colors.

- 0.115u4: Replaced SN76496 sound with SN76489.

- 0.34b1: Added color proms ($0, 20, 40 - palette and sprite color lookup table).

- 0.28: Snap Jack is oriented correctly and Snap Jack (wheels) are properly supported [Nicola Salmoria]. Mike Balfour added high score saving to Snap Jack. Known issues: 2 Player controls don't work. What do the dipswitches do?

- 0.27: Thanks to F. Kurokawa, preliminary Snap Jack (Universal) support. Runs on the same hardware as Lady Bug. What do the dipswitches do? 2 player controls don't work.

Other Emulators:

* FB Alpha

Recommended Games (Diving):

Blue Shark

Kaitei Takara Sagashi

Shark Attack

Funky Fish

Marine Date


Devil Fish

Marine Boy

Snap Jack

Sea Fighter Poseidon


Bubble Trouble

Diver Boy

Chimera Beast

Romset: 41 kb / 13 files / 23.8 zip

MAME XML Output:

       <game name="snapjack" sourcefile="ladybug.c">
              <description>Snap Jack</description>
              <rom name="sj1.c4" size="4096" crc="6b30fcda" sha1="85e4ebbbe8e8d6c79a14387d7a6818abc9430037" region="maincpu" offset="0"/>
              <rom name="sj2.d4" size="4096" crc="1f1088d1" sha1="0fd5204ea27e9bdd811e9ea21e9bbab84b916f4a" region="maincpu" offset="1000"/>
              <rom name="sj3.e4" size="4096" crc="edd65f3a" sha1="763d588f0755a22c0f24269e6f38979fd516693f" region="maincpu" offset="2000"/>
              <rom name="sj4.h4" size="4096" crc="f4481192" sha1="514bb124a1d75a622e2ca4c2175d819092d4638d" region="maincpu" offset="3000"/>
              <rom name="sj5.j4" size="4096" crc="1bff7d05" sha1="47246095313ebba30f42d715a9fb5fc1abb68ea6" region="maincpu" offset="4000"/>
              <rom name="sj6.k4" size="4096" crc="21793edf" sha1="11e259161bab3a32a8b52f7baa4fec17be6d4302" region="maincpu" offset="5000"/>
              <rom name="sj9.f7" size="4096" crc="ff2011c7" sha1="38409e2318dee3cc0678d4ee9e93d9b895883df6" region="gfx1" offset="0"/>
              <rom name="sj0.h7" size="4096" crc="f097babb" sha1="461662719bc7f1cf21c41759f4832a92b0fdb4f2" region="gfx1" offset="1000"/>
              <rom name="sj8.l7" size="4096" crc="b7f105b6" sha1="1135c3188b41cb0ccb24079c613188209b624683" region="gfx2" offset="0"/>
              <rom name="sj7.m7" size="4096" crc="1cdb03a8" sha1="5f390a672f3adf6392f8060bf7f0bcabc2eba139" region="gfx2" offset="1000"/>
              <rom name="10-2.k1" size="32" crc="cbbd9dd1" sha1="e267726ba59e9a42ac89dd22eb1508ad21fd32ac" region="proms" offset="0"/>
              <rom name="10-1.f4" size="32" crc="5b16fbd2" sha1="0a776aeca3947a6f29d527018f5182e758b50c5d" region="proms" offset="20"/>
              <rom name="10-3.c4" size="32" crc="27fa3a50" sha1="7cf59b7a37c156640d6ea91554d1c4276c1780e0" region="proms" offset="40"/>
              <chip type="cpu" tag="maincpu" name="Z80" clock="4000000"/>
              <chip type="audio" tag="mono" name="Speaker"/>
              <chip type="audio" tag="sn1" name="SN76489" clock="4000000"/>
              <chip type="audio" tag="sn2" name="SN76489" clock="4000000"/>
              <display tag="screen" type="raster" rotate="0" width="240" height="192" refresh="60.000000" />
              <sound channels="1"/>
              <input players="2" coins="2" tilt="yes">
                     <control type="joy" ways="8"/>
              <dipswitch name="Difficulty" tag="DSW0" mask="3">
                     <dipvalue name="Easy" value="3" default="yes"/>
                     <dipvalue name="Medium" value="2"/>
                     <dipvalue name="Hard" value="1"/>
                     <dipvalue name="Hardest" value="0"/>
              <dipswitch name="High Score Names" tag="DSW0" mask="4">
                     <dipvalue name="3 Letters" value="0"/>
                     <dipvalue name="10 Letters" value="4" default="yes"/>
              <dipswitch name="Cabinet" tag="DSW0" mask="8">
                     <dipvalue name="Upright" value="0" default="yes"/>
                     <dipvalue name="Cocktail" value="8"/>
              <dipswitch name="unused1?" tag="DSW0" mask="16">
                     <dipvalue name="Off" value="16"/>
                     <dipvalue name="On" value="0" default="yes"/>
              <dipswitch name="unused2?" tag="DSW0" mask="32">
                     <dipvalue name="Off" value="32"/>
                     <dipvalue name="On" value="0" default="yes"/>
              <dipswitch name="Lives" tag="DSW0" mask="192">
                     <dipvalue name="2" value="0"/>
                     <dipvalue name="3" value="192" default="yes"/>
                     <dipvalue name="4" value="128"/>
                     <dipvalue name="5" value="64"/>
              <dipswitch name="Coin B" tag="DSW1" mask="15">
                     <dipvalue name="4 Coins/1 Credit" value="5"/>
                     <dipvalue name="3 Coins/1 Credit" value="7"/>
                     <dipvalue name="2 Coins/1 Credit" value="10"/>
                     <dipvalue name="3 Coins/2 Credits" value="6"/>
                     <dipvalue name="2 Coins/2 Credits" value="9"/>
                     <dipvalue name="1 Coin/1 Credit" value="15" default="yes"/>
                     <dipvalue name="2 Coins/3 Credits" value="8"/>
                     <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"/>
              <dipswitch name="Coin A" tag="DSW1" mask="240">
                     <dipvalue name="4 Coins/1 Credit" value="80"/>
                     <dipvalue name="3 Coins/1 Credit" value="112"/>
                     <dipvalue name="2 Coins/1 Credit" value="160"/>
                     <dipvalue name="3 Coins/2 Credits" value="96"/>
                     <dipvalue name="2 Coins/2 Credits" value="144"/>
                     <dipvalue name="1 Coin/1 Credit" value="240" default="yes"/>
                     <dipvalue name="2 Coins/3 Credits" value="128"/>
                     <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"/>
              <driver status="good" emulation="good" color="good" sound="good" graphic="good" savestate="supported" palettesize="96"/>

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