The Pit Boss (PSB1) - 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
pitbossps	merit/merit.cpp		no	no	no	yes	The Pit Boss (PSB1)	1983	Merit	pitboss	pitboss

display

tag	type	rotate	width	height	refresh	pixclock	htotal	hbend	hbstart	vtotal	vbend	vbstart	flipx
screen	raster	0	512	256	76.293945	10000000	512	0	512	256	0	256	no

driver

status	emulation	savestate	requiresartwork	unofficial	nosoundhardware	incomplete	cocktail
imperfect	good	supported	no	no	no	no	preliminary

rom

name	size	crc	sha1	region	offset	status	optional	merge	bios
psb1_u5.u5	8192	d8902656	06da829201f6141a6b23afa0e277a3c7a122c26e	maincpu	0	good	no
psb1_u6.u6	8192	bf903b01	1f5f69cfd3eb105bd9bad071016931a79defa16b	maincpu	2000	good	no
psb1_u7.u7	8192	306351b9	32cd243aa65571ee7fc72971b6a16beeb4ed9d85	maincpu	4000	good	no
chr7_u39.u39	8192	6662f607	6b423f8de011d196700839af0be37effbf87383f	gfx1	0	good	no	chr7_u39.u39
chr7_u38.u38	8192	a014b44f	906d426b1de75f26030c19dcd599b6570909f510	gfx1	2000	good	no	chr7_u38.u38
chr7_u37.u37	8192	cb12e139	06fe91281faae5d0c0ae4b3cd8ad103bd3995c38	gfx1	4000	good	no	chr7_u37.u37
chr7_u40.u40	8192	52298162	79aa6c4ab6bec6450d882615e64f61cfef934153	gfx2	0	good	no

chip

type	tag	name	clock
cpu	maincpu	Zilog Z80	2500000
audio	mono	Speaker
audio	aysnd	AY-3-8912A PSG	1250000

device_ref

name
z80
i8255
i8255
screen
mc6845
speaker
ay8912

sound

channels
1

feature

type	status	overall
graphics	imperfect

input

players	coins	service	tilt
2	2	yes	no

control

type	player	buttons	ways	reverse	minimum	maximum	sensitivity	keydelta	ways2	ways3	reqbuttons
gambling	1	7		no
only_buttons	2	7		no

port, analog

port_tag	analog_masks
:DSW
:IN0
:IN1
:IN2

dipswitch

Coin A

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Coin A	DSW	1

location

name	number	inverted
SW	1	no

value

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

Unknown

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Unknown	DSW	2

location

name	number	inverted
SW	2	no

value

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

Unknown

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Unknown	DSW	4

location

name	number	inverted
SW	3	no

value

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

Max Double Up

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Max Double Up	DSW	8

location

name	number	inverted
SW	4	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Once	8	yes
Twice	0	no

Coin Lockout

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Coin Lockout	DSW	48

location

name	number	inverted
SW	5	no
SW	6	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Off	0	no
2 Coins	48	yes
10 Coins	32	no

Cabinet

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Cabinet	DSW	64

location

name	number	inverted
SW	7	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Counter Top	64	yes
Cocktail	0	no

Free Hands

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Free Hands	DSW	128

location

name	number	inverted
SW	8	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
100,000+ & 200,000+	128	yes
None	0	no

Hands Per Game

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Hands Per Game	IN1	192

location

name	number	inverted
Special	1	no
Special	2	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
3	128	no
4	192	yes
5	64	no
5	0	no