Gravitar (version 3) - mame (0280) machine

MAME: 0280 - Released: 2025-08-29T22:26:57 - Lists: 731 - Software: 139884 - rom: 235974 - disk: 11384

machine

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name	sourcefile	sampleof	isbios	isdevice	ismechanical	runnable	description	year	manufacturer	cloneof	romof
gravitar	atari/bwidow.cpp		no	no	no	yes	Gravitar (version 3)	1982	Atari

display

tag	type	rotate	width	height	refresh	pixclock	htotal	hbend	hbstart	vtotal	vbend	vbstart	flipx
screen	vector	0			61.523438								no

driver

status	emulation	savestate	requiresartwork	unofficial	nosoundhardware	incomplete	cocktail
good	good	supported	no	no	no	no

rom

name	size	crc	sha1	region	offset	status	optional	merge	bios
136010-210.l7	2048	debcb243	2c50cd38d60739c126f1d0d8e7fbd46a0bde6e1c	maincpu	2800	good	no
136010-207.mn7	4096	4135629a	301ddb7a34b38140a1fdffc060cb08ff57f10cf1	maincpu	3000	good	no
136010-208.np7	4096	358f25d9	9c2920cf2b73a93ac2808be654b08505037f53b1	maincpu	4000	good	no
136010-309.r7	4096	4ac78df4	5164f2a54244ce1e863d1ec0dd29bc9da7103a85	maincpu	5000	good	no
136010-301.d1	4096	a2a55013	800b52ead9f56a3e372797fbc698c8fc791398da	maincpu	9000	good	no
136010-302.ef1	4096	d3700b3c	b9e846db14fa23f8d2def97030d8b072b2bbc0be	maincpu	a000	good	no
136010-303.h1	4096	8e12e3e0	e09f58f6f36de6bf6724a1ab14ab35acbb0b3876	maincpu	b000	good	no
136010-304.j1	4096	467ad5da	822b06be6f2d6298b2b10161fbabbb2caa74b2ef	maincpu	c000	good	no
136010-305.kl1	4096	840603af	4a7124f91d3ee940686c51374a861efe6cb5d282	maincpu	d000	good	no
136010-306.m1	4096	3f3805ad	baf080deaa8eea43af2f3be71dacc63e4666c453	maincpu	e000	good	no
136002-125.n4	256	5903af03	24bc0366f394ad0ec486919212e38be0f08d0239	avg:prom	0	good	no
136010-111.r1	32	6bf2dc46	9961ac36978154cf0a4e1c40d41f867ce1f0b1da	proms	0	good	no
136010-112.r2	32	b6af29d1	62f9cbbe8dd04f3a81516198d2d8d6eafe1f0986	proms	20	good	no

chip

type	tag	name	clock
cpu	maincpu	MOS Technology 6502	1512000
cpu	pokey1	Atari C012294 POKEY	1512000
cpu	pokey2	Atari C012294 POKEY	1512000
audio	mono	Speaker
audio	pokey1	Atari C012294 POKEY	1512000
audio	pokey2	Atari C012294 POKEY	1512000
audio	discrete	Discrete Sound

device_ref

name
m6502
er2055
vector_device
screen
avg
speaker
pokey
pokey
discrete

sound

channels
1

input

players	coins	service	tilt
1	2	no	no

control

type	player	buttons	ways	reverse	minimum	maximum	sensitivity	keydelta	ways2	ways3	reqbuttons
joy		3	2	no

port, analog

port_tag	analog_masks
:DSW0
:DSW1
:IN0
:IN3
:IN4

dipswitch

Unused

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Unused	DSW0	3

location

name	number	inverted
D4	7	yes
D4	8	yes

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Off	0	yes
On	3	no

Lives

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Lives	DSW0	12

location

name	number	inverted
D4	5	yes
D4	6	yes

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
3	0	no
4	4	yes
5	8	no
6	12	no

Difficulty

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Difficulty	DSW0	16

location

name	number	inverted
D4	4	yes

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Easy	0	yes
Hard	16	no

Unused

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Unused	DSW0	32

location

name	number	inverted
D4	3	yes

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Off	0	yes
On	32	no

Bonus Life

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Bonus Life	DSW0	192

location

name	number	inverted
D4	1	yes
D4	2	yes

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
10000	0	yes
20000	64	no
30000	128	no
None	192	no

Coinage

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Coinage	DSW1	3

location

name	number	inverted
B4	7	yes
B4	8	yes

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
2 Coins/1 Credit	1	no
1 Coin/1 Credit	0	yes
1 Coin/2 Credits	3	no
Free Play	2	no

Coin B

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Coin B	DSW1	12

location

name	number	inverted
B4	5	yes
B4	6	yes

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
*1	0	yes
*4	4	no
*5	8	no
*6	12	no

Coin A

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Coin A	DSW1	16

location

name	number	inverted
B4	4	yes

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
*1	0	yes
*2	16	no

Bonus Coins

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Bonus Coins	DSW1	224

location

name	number	inverted
B4	1	yes
B4	2	yes
B4	3	yes

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
1 each 5	128	no
2 each 4	96	no
1 each 4	64	no
1 each 3	160	no
1 each 2	32	no
None	0	yes

Service Mode

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Service Mode	IN0	16

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Off	16	yes
On	0	no