Dambusters (US, set 1) - mame (0280) machine

MAME: 0280 - Released: 2025-08-29T22:26:57 - Machines: 48893 - rom: 364836 - disk: 1378

machine

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name	sourcefile	sampleof	isbios	isdevice	ismechanical	runnable	description	year	manufacturer	cloneof	romof
dambustr	galaxian/dambustr.cpp		no	no	no	yes	Dambusters (US, set 1)	1981	South West Research

display

tag	type	rotate	width	height	refresh	pixclock	htotal	hbend	hbstart	vtotal	vbend	vbstart	flipx
screen	raster	90	256	224	60.606061	3971878	256	0	256	256	16	240	no

driver

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

rom

name	size	crc	sha1	region	offset	status	optional	merge	bios
db8a.pr8	4096	fd041ff4	8d27da7bf0c655633711b960cbc23950c8a371ae	maincpu	4000	good	no
db6a.pr6	4096	448db54b	c9afbf02bf4d4ac2972ab7ac6adfa4e951ae79c2	maincpu	5000	good	no
db7a.pr7	4096	675b1f5e	6a386212a640fb467b6956a4dc5a68476af1cf97	maincpu	6000	good	no
db5a.pr5	4096	75659ecc	b61254fb12f3999607abd88d1cc649dcfbf0384c	maincpu	7000	good	no
db11a.pr11	4096	427bd3fb	cdbaef4040fa2e0598a086e320d51ecb26a591dd	user1	0	good	no
db9a.pr9	4096	57164563	8471d0660f39511d0afa3cdd63a1e84b0ea80fd0	user1	1000	good	no
db10a.pr10	4096	075b9c5e	ff6ce873897004c0e796813725e260df85a520f9	user1	2000	good	no
db12a.pr12	4096	ed01a68b	9dd37c2a25865717a7acdd7e2a3bef26a4cef3d9	user1	3000	good	no
db3a.pr3	4096	9e9a9710	a9f67a05a2882b9f6f3378cc73e90539de4b8ca4	gfx1	0	good	no
db1a.pr1	4096	4cb964cd	1c90b14deb201a64b8ed4378b022e9e4574aed94	gfx1	1000	good	no
db4a.pr3	4096	d9d2df33	97057fe33c146898755b556558ff707b9f4551ec	gfx1	2000	good	no
db2a.pr2	4096	0a0a6af5	ecd2a6696ce9154f030c830ccb45690787881a73	gfx1	3000	good	no
mi-7603-5.ic4	32	f131f92f	8b0f623d2ea09b5612dde0f330c5e473a7d72e06	proms	0	good	no
mi-7603-5.ic3	32	e2a54c47	1e08f8e3d0ae0efb2d178ab11ec2bddaeb6d7478	unk_prom	0	good	no

chip

type	tag	name	clock
cpu	maincpu	Zilog Z80	3072000
audio	speaker	Speaker
audio	cust:discrete	Discrete Sound

device_ref

name
z80
7474
7474
timer
watchdog
screen
gfxdecode
palette
speaker
galaxian_sound
discrete

sound

channels
1

input

players	coins	service	tilt
1	2	yes	no

control

type	player	buttons	ways	reverse	minimum	maximum	sensitivity	keydelta	ways2	ways3	reqbuttons
joy		3	4	no

port, analog

port_tag	analog_masks
:DSW
:IN0
:IN1

dipswitch

Lives

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Lives	DSW	3

location

name	number	inverted
SW	3	yes
SW	4	yes

value

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

Disable Background Collision (Cheat)

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Disable Background Collision (Cheat)	DSW	4

location

name	number	inverted
SW	5	yes

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Off	0	yes
On	4	no

Union Jack Flag

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Union Jack Flag	DSW	8

location

name	number	inverted
SW	6	yes

value

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

Coin Counters

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Coin Counters	IN1	64

location

name	number	inverted
SW	1	yes

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
1	0	no
2	64	yes

Coinage

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Coinage	IN1	128

location

name	number	inverted
SW	2	yes

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
1 Coin/1 Credit	128	yes	IN1	64	eq	0
1 Coin/2 Credits	0	no	IN1	64	eq	0
A 1/1 B 1/2	128	yes	IN1	64	eq	64
A 1/2 B 1/6	0	no	IN1	64	eq	64