Minefield - 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
minefld	galaxian/scobra.cpp		no	no	no	yes	Minefield	1983	Stern Electronics

display

tag	type	rotate	width	height	refresh	pixclock	htotal	hbend	hbstart	vtotal	vbend	vbstart	flipx
screen	raster	90	256	224	60.606061								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
ma22c	4096	1367a035	25e415743a4cbe573a00b81155f6292592e32cdd	maincpu	0	good	no
ma22e	4096	68946d21	62f4501c6d2e8615b1f176e6cea9a75c912de23e	maincpu	1000	good	no
ma22f	4096	7663aee5	eacb2283e0555176629a96e9b607f0477927d84c	maincpu	2000	good	no
ma22h	4096	9787475d	161c6f35cc2ce2a88bcc2e9626ccfe1f5e099f28	maincpu	3000	good	no
ma22j	4096	2ceceb54	c7385ce876582515f6b9a529e0101032056e14e7	maincpu	4000	good	no
ma22l	4096	85138fc9	b3f2e483150583d2b4daf6a8a308a7f47a0e4f1b	maincpu	5000	good	no
ma15c	2048	8bef736b	c5c7ce9c40e6fe60a4914b6bbd646ba6853c9043	audiocpu	0	good	no
ma15d	2048	f67b3f97	bb15f95eab6594508b5c02af60ed9fff3abd23ee	audiocpu	800	good	no
ma15f	2048	9f703006	95c1368b6a3e0cea6fa9406155d3b8d1eb9477f4	gfx1	0	good	no
ma15h	2048	ed0dccb1	f1554aa5a4d3a70936645e784a94305f642670df	gfx1	800	good	no
minefld.clr	32	1877368e	5850e03debe572f72abd91c756c0f8613018a962	proms	0	good	no

chip

type	tag	name	clock
cpu	maincpu	Zilog Z80	3072000
cpu	audiocpu	Zilog Z80	1789750
audio	mono	Speaker
audio	ay1	AY-3-8910A PSG	1789750
audio	ay2	AY-3-8910A PSG	1789750

device_ref

name
z80
z80
7474
i8255
i8255
7474
7474
timer
watchdog
screen
gfxdecode
palette
speaker
generic_latch_8
ay8910
ay8910

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
doublejoy		1	8	no					8

port, analog

port_tag	analog_masks
:IN0
:IN1
:IN2

dipswitch

Starting Level

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Starting Level	IN0	2

value

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

Lives

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Lives	IN1	1

value

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

Demo Sounds

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Demo Sounds	IN1	2

value

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

Unknown

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Unknown	IN1	64

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	IN1	128

value

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

Coinage

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Coinage	IN2	2

value

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

Difficulty

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Difficulty	IN2	12

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Easy	12	yes
Medium	8	no
Hard	4	no
Hardest	0	no

Unknown

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Unknown	IN2	16

value

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

Unknown

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Unknown	IN2	32

value

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

Unknown

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Unknown	IN2	128

value

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