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All games
Early history
Golden age

Year listing

--- Early History ---

1974 1975 1976 1977

--- Golden Age ---

1978 1979 1980 1981 1982 1983 1984 1985

--- Post-Golden Age ---

1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007

Manufacturers

Amcoe
Aristocrat
Atari
Atari Games
Bally
Bally Midway
bootleg
Capcom
Data East
Data East Corporation
Dynax
Exidy
Gottlieb
hack
Igrosoft
IGS
Incredible Technologies
Irem
Jaleco
Kaneko
Konami
Merit
Midway
Namco
Nichibutsu
Nintendo
Sega
Seibu Kaihatsu
SNK
Stern
Taito
Taito America Corporation
Taito Corporation
Taito Corporation Japan
Tecmo
Toaplan
Universal
Video System Co.
Williams
Zaccaria

Gravitar (prototype)

Description:

Gravitar (prototype)

Year:

1982

Rom:

gravp

Manufacturer:

Atari

Players:

Controller:

2-way joystick

Status:

good (emulation good, graphics good, colour good, sound good)

Microprocessor:

M6502

Cocktail mode possible:

Number of colours:

DIP switches:

<dipswitch name="Service Mode" tag="IN0" mask="16"><dipvalue name="Off" value="16" default="yes" /><dipvalue name="On" value="0" /></dipswitch><dipswitch name="Unused" tag="DSW0" mask="3"><dipvalue name="Off" value="0" default="yes" /><dipvalue name="On" value="3" /></dipswitch><dipswitch name="Lives" tag="DSW0" mask="12"><dipvalue name="3" value="0" /><dipvalue name="4" value="4" default="yes" /><dipvalue name="5" value="8" /><dipvalue name="6" value="12" /></dipswitch><dipswitch name="Difficulty" tag="DSW0" mask="16"><dipvalue name="Easy" value="0" default="yes" /><dipvalue name="Hard" value="16" /></dipswitch><dipswitch name="Unused" tag="DSW0" mask="32"><dipvalue name="Off" value="0" default="yes" /><dipvalue name="On" value="32" /></dipswitch><dipswitch name="Bonus Life" tag="DSW0" mask="192"><dipvalue name="10000" value="0" default="yes" /><dipvalue name="20000" value="64" /><dipvalue name="30000" value="128" /><dipvalue name="None" value="192" /></dipswitch><dipswitch name="Coinage" tag="DSW1" mask="3"><dipvalue name="2 Coins/1 Credit" value="1" /><dipvalue name="1 Coin/1 Credit" value="0" default="yes" /><dipvalue name="1 Coin/2 Credits" value="3" /><dipvalue name="Free Play" value="2" /></dipswitch><dipswitch name="Coin B" tag="DSW1" mask="12"><dipvalue name="*1" value="0" default="yes" /><dipvalue name="*4" value="4" /><dipvalue name="*5" value="8" /><dipvalue name="*6" value="12" /></dipswitch><dipswitch name="Coin A" tag="DSW1" mask="16"><dipvalue name="*1" value="0" default="yes" /><dipvalue name="*2" value="16" /></dipswitch><dipswitch name="Bonus Coins" tag="DSW1" mask="224"><dipvalue name="1 each 5" value="128" /><dipvalue name="2 each 4" value="96" /><dipvalue name="1 each 4" value="64" /><dipvalue name="1 each 3" value="160" /><dipvalue name="1 each 2" value="32" /><dipvalue name="None" value="0" default="yes" /></dipswitch>

Resolution:
-1 x -1