Big Twin - 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
bigtwin	playmark/playmark.cpp		no	no	no	yes	Big Twin	1995	Playmark

display

tag	type	rotate	width	height	refresh	pixclock	htotal	hbend	hbstart	vtotal	vbend	vbstart	flipx
screen	raster	0	320	240	58.000000								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
2.302	524288	e6767f60	ec0ba1c786e6fde04601c2f3f619e3c6545f9239	maincpu	0	good	no
3.301	524288	5aba6990	4f664a91819fdd27821fa607425701d83fcbd8ce	maincpu	1	good	no
pic16c57-hs_bigtwin_015.hex	11596	c07e9375	7a6714ab888ea6e37bc037bc7419f0998868cfce	user1	0	good	no
4.311	262144	6f628fbc	51cdee457aef79fef5d89d30a173afdf13fbb2ef	gfx1	0	good	no
5.312	262144	6a9b1752	7c78157cd6b3d631704d2aca1a5756c69c87d581	gfx1	40000	good	no
6.313	262144	411cf852	1b66cec672b6ec6974d9e82afc6ec58b78c92ee4	gfx1	80000	good	no
7.314	262144	635c81fd	64c787a37fcd1ba7c747ec25ff5b949aad3914ec	gfx1	c0000	good	no
8.321	131072	2749644d	f506ed1a14ee411eda8a7e639f5572e35b89b13f	gfx2	0	good	no
9.322	131072	1d1897af	0ad00906b94443d7ceef383717b39c6aa8cca241	gfx2	20000	good	no
10.323	131072	2a03432e	44722b83093211d88460cbcd9e9c0b638d24ad3e	gfx2	40000	good	no
11.324	131072	2c980c4c	77af29a1f5d4302650915f4a7daf2918a2519a6e	gfx2	60000	good	no
1.013	262144	ff6671dc	517941946a3edfc2da0b7aa8a106ebb4ae849beb	oki	0	good	no

chip

type	tag	name	clock
cpu	maincpu	Motorola MC68000	12000000
cpu	audiopic	Microchip PIC16C57	12000000
audio	mono	Speaker
audio	oki	OKI MSM6295 ADPCM	1000000

device_ref

name
m68000
pic16c57
screen
gfxdecode
palette
speaker
okim6295

sound

channels
1

input

players	coins	service	tilt
2	2	no	no

control

type	player	buttons	ways	reverse	minimum	maximum	sensitivity	keydelta	ways2	ways3	reqbuttons
joy	1	1	8	no
joy	2	1	8	no

port, analog

port_tag	analog_masks
:DSW1
:DSW2
:P1
:P2
:SYSTEM

dipswitch

Coin Slots

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Coin Slots	DSW1	1

location

name	number	inverted
DSW1	1	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Separate	0	no
Common	1	yes

Coin A

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Coin A	DSW1	6	DSW1	1	ne	1

location

name	number	inverted
DSW1	2	no
DSW1	3	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
5 Coins/1 Credit	0	no
3 Coins/1 Credit	2	no
2 Coins/1 Credit	4	no
1 Coin/1 Credit	6	yes

Coin B

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Coin B	DSW1	24	DSW1	1	ne	1

location

name	number	inverted
DSW1	4	no
DSW1	5	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
1 Coin/2 Credits	24	yes
1 Coin/3 Credits	16	no
1 Coin/5 Credits	8	no
1 Coin/6 Credits	0	no

Coinage

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Coinage	DSW1	30	DSW1	1	eq	1

location

name	number	inverted
DSW1	2	no
DSW1	3	no
DSW1	4	no
DSW1	5	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
6 Coins/1 Credit	20	no
5 Coins/1 Credit	22	no
4 Coins/1 Credit	24	no
3 Coins/1 Credit	26	no
8 Coins/3 Credits	2	no
2 Coins/1 Credit	28	no
5 Coins/3 Credits	4	no
3 Coins/2 Credits	6	no
1 Coin/1 Credit	30	yes
2 Coins/3 Credits	8	no
1 Coin/2 Credits	18	no
1 Coin/3 Credits	16	no
1 Coin/4 Credits	14	no
1 Coin/5 Credits	12	no
1 Coin/6 Credits	10	no
Free Play	0	no

Credits to Start

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Credits to Start	DSW1	32

location

name	number	inverted
DSW1	6	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
1	32	yes
2	0	no

Unknown

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Unknown	DSW1	64

location

name	number	inverted
DSW1	7	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Off	64	yes
On	0	no

Unknown

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Unknown	DSW1	128

location

name	number	inverted
DSW1	8	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Off	128	yes
On	0	no

Language

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Language	DSW2	1

location

name	number	inverted
DSW2	1	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
English	0	yes
Italian	1	no

Unknown

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Unknown	DSW2	2

location

name	number	inverted
DSW2	2	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Off	2	yes
On	0	no

Censor Pictures

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Censor Pictures	DSW2	4

location

name	number	inverted
DSW2	3	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
No	0	yes
Yes	4	no

Rising Ground Level

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Rising Ground Level	DSW2	8

location

name	number	inverted
DSW2	4	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Off	8	yes
On	0	no

Difficulty

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Difficulty	DSW2	48

location

name	number	inverted
DSW2	5	no
DSW2	6	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Easy	32	no
Medium	48	yes
Hard	16	no
Hardest	0	no

Allow Continue

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Allow Continue	DSW2	64

location

name	number	inverted
DSW2	7	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
No	0	no
Yes	64	yes

Demo Sounds

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Demo Sounds	DSW2	128

location

name	number	inverted
DSW2	8	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Off	128	no
On	0	yes