Master Boy (1987, Z80 hardware, Covielsa, set 2) - mame (0288) machine

machine

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name	sourcefile	sampleof	isbios	isdevice	ismechanical	runnable	description	year	manufacturer	cloneof	romof
mastboyoa	gaelco/mastboyo.cpp		no	no	no	yes	Master Boy (1987, Z80 hardware, Covielsa, set 2)	1987	Gaelco (Covielsa license)	mastboyo	mastboyo

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Master Boy (1987, Z80 hardware, Covielsa, set 2) png snap

Master Boy (1987, Z80 hardware, Covielsa, set 2) jpg snap thumbnail

Key	Length	LastWriteTime	Width	Height	HorizontalResolution	VerticalResolution	PaletteLength	PixelFormat	PropertyItems	PixelSHA1
mastboyoa	2743	29/12/2025 11:31:34	256	224	96	96	0	Format24bppRgb	305:MAME 0.197 (Apr 25 2018)	03ba274d229d222d7f92a33640b060efbf0d9a50

display

tag	type	rotate	width	height	refresh	pixclock	htotal	hbend	hbstart	vtotal	vbend	vbstart	flipx
screen	raster	0	256	224	60.000000								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
masterboy-1987-27128-ic14.bin	16384	d05a22eb	528eb27622d28d098ceefc6a6fb43bb1a527444d	maincpu	0	good	no
masterboy-1987-27128-mbfij-ic36.bin	16384	aa2a174d	a27eae023453877131646594100b575af7a3c473	gfx1	0	good	no
masterboy-1987-27c512-ic10.bin	65536	66da2826	ef86efbfa251fc7cf62fe99b26551203fd599294	questions	40000	good	no
masterboy-1987-27256-ic11.bin	32768	40b07eeb	93f62e0a2a330f7ff1041eaa7cba3ef42121b1a8	questions	50000	good	no	mastboy_27256.ic8
masterboy-1987-27c512-ic12.bin	65536	b2819e38	e4dd036747221926d0f9f86e00e28f578decc942	questions	60000	good	no
masterboy-1987-27c512-ic13.bin	65536	71df82e9	a0d75ec1181094e39d2246805e4dac5a621daa1a	questions	70000	good	no
masterboy-1987-82s129-d-ic23.bin	256	d5fd2dfd	66e3afa9e73507db0647d125c0be992b27d08adc	proms	0	good	no	d_82s129.ic23
masterboy-1987-82s129-h-ic39.bin	256	8e965fc3	b52c8e505438937c7a5d3e1393d54f0ad0425e78	palette	100	good	no	h_82s129.ic39
masterboy-1987-82s129-l-ic40.bin	256	4d061216	1abf9320da75a3fd23c6bdbcc4088d18e133c4e5	palette	0	good	no	l_82s129.ic40

chip

type	tag	name	clock
cpu	maincpu	Zilog Z80	3333333
audio	mono	Speaker
audio	aysnd	AY-3-8910A PSG	5000000

device_ref

tag	name
:maincpu	z80
:nvram	nvram
:screen	screen
:gfxdecode	gfxdecode
:palette	palette
:mono	speaker
:aysnd	ay8910

sound

channels
1

input

players	coins	service	tilt
2	2	no	no

control

type	player	buttons	ways	reverse	minimum	maximum	sensitivity	keydelta	ways2	ways3
only_buttons	1	2		no
only_buttons	2	2		no

port, analog

port_tag	analog_masks
:DSW
:IN0

dipswitch

Coin A

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Coin A	DSW	3

value

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

Coin B

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Coin B	DSW	12

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
1 Coin/1 Credit	0	yes
1 Coin/2 Credits	4	no
1 Coin/3 Credits	12	no
1 Coin/4 Credits	8	no

Lives

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Lives	DSW	48

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
2	0	no
3	16	no
4	32	yes
6	48	no

Attract Music

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Attract Music	DSW	64

value

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

Test Mode

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Test Mode	DSW	128

value

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