Megadon - 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
megadon	misc/epos.cpp		no	no	no	yes	Megadon	1982	Epos Corporation (Photar Industries license)

display

tag	type	rotate	width	height	refresh	pixclock	htotal	hbend	hbstart	vtotal	vbend	vbstart	flipx
screen	raster	270	272	236	60.562016	5500000	352	0	272	258	0	236	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
2732u10b.bin	4096	af8fbe80	2d7857616462112fe17343a9357ee51d8f965a0f	maincpu	0	good	no
2732u09b.bin	4096	097d1e73	b6141155b2c63c33a367dd18fe53ff9f01b99380	maincpu	1000	good	no
2732u08b.bin	4096	526784da	7d9f43dc6975a018bec95982029ce7ac9f675869	maincpu	2000	good	no
2732u07b.bin	4096	5b060910	98a719bf0ffe8010437565de681aaefa647d9a6c	maincpu	3000	good	no
2732u06b.bin	4096	8ac8af6d	53c123f0e9f0443737c39c01dbdb685189cffa92	maincpu	4000	good	no
2732u05b.bin	4096	052bb603	eb74a9563f44cca50dc2c475e4a376ed14e4f56f	maincpu	5000	good	no
2732u04b.bin	4096	9b8b7e92	051ad9a8ba51740a865e3c95a738658b30bbbe60	maincpu	6000	good	no
2716u11b.bin	2048	599b8b61	e687c6f475a0fead3e47f05b1d1b3b29cf4a83a1	maincpu	7000	good	no
74s288.bin	32	c779ea99	7702ae3684579950b36274ea91d4267c96faeeb8	proms	0	good	no

chip

type	tag	name	clock
cpu	maincpu	Zilog Z80	2750000
audio	mono	Speaker
audio	aysnd	AY-3-8912A PSG	687500

device_ref

name
z80
watchdog
screen
palette
speaker
ay8912

sound

channels
1

input

players	coins	service	tilt
1	1	yes	no

control

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

port, analog

port_tag	analog_masks
:COIN
:DSW
:INPUTS
:SYSTEM

dipswitch

Coinage

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Coinage	DSW	1

location

name	number	inverted
SW1	1	no

value

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

Fuel Consumption

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Fuel Consumption	DSW	2

location

name	number	inverted
SW1	4	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Slow	0	yes
Fast	2	no

Rotation

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Rotation	DSW	4

location

name	number	inverted
SW1	6	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Slow	4	no
Fast	0	yes

ERG

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
ERG	DSW	8

location

name	number	inverted
SW1	7	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Easy	8	yes
Hard	0	no

Enemy Fire Rate

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Enemy Fire Rate	DSW	32

location

name	number	inverted
SW1	5	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Slow	32	yes
Fast	0	no

Lives

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Lives	DSW	80

location

name	number	inverted
SW1	2	no
SW1	3	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
3	0	yes
4	16	no
5	64	no
6	80	no

Game Mode

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Game Mode	DSW	128

location

name	number	inverted
SW1	8	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Arcade	0	yes
Contest	128	no