The Pit (US set 1) - 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
thepitu1	taito/roundup.cpp		no	no	no	yes	The Pit (US set 1)	1982	Zilec Electronics (Centuri license)	thepit	thepit

display

tag	type	rotate	width	height	refresh	pixclock	htotal	hbend	hbstart	vtotal	vbend	vbstart	flipx
screen	raster	90	256	224	60.606061	6144000	384	0	256	264	16	240	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
p38b.ic38	4096	7315e1bc	a07f252efcc81b40ef273007e9ce74db140b1bee	maincpu	0	good	no
p39b.ic39	4096	c9cc30fe	27938ebc27480e8cf40bfdd930a4899984cfeb83	maincpu	1000	good	no
p40b.ic40	4096	986738b5	5e5f326f589814251e3815babb9de425605f7ece	maincpu	2000	good	no
p41b.ic41	4096	31ceb0a1	d027fc23ff5848506e3c912760977feb0c778716	maincpu	3000	good	no
p33b.ic33	4096	614ec454	8089ffd92d1a6245f9b0162f5297ee4800d07a1b	maincpu	4000	good	no
p30.ic30	2048	1b79dfb6	ba78b035a91a67732414ba327640fb771d4323c5	audiocpu	0	good	no	pit6.bin
p9.ic9	2048	69502afc	9baf094baab8325af659879cfb6984eeca0d94bd	gfx	0	good	no	pit8.bin
p8.ic8	2048	2ddd5045	baa962a874f00e56c15c264980b1e31a2c9dc270	gfx	1000	good	no
82s123.ic4	32	a758b567	d188c90dba10fe3abaae92488786b555b35218c5	proms	0	good	no	82s123.ic4

chip

type	tag	name	clock
cpu	maincpu	Zilog Z80	3072000
cpu	audiocpu	Zilog Z80	2500000
audio	mono	Speaker
audio	ay1	AY-3-8910A PSG	1536000
audio	ay2	AY-3-8910A PSG	1536000

device_ref

name
z80
z80
ls259
ls157_x2
watchdog
gfxdecode
palette
screen
speaker
generic_latch_8
ay8910
ay8910

sound

channels
1

input

players	coins	service	tilt
2	1	no	no

control

type	player	buttons	ways	reverse	minimum	maximum	sensitivity	keydelta	ways2	ways3	reqbuttons
joy	1	1	8	no
joy	2	1	8	no

port, analog

port_tag	analog_masks
:DSW
:IN0
:IN1
:IN2

dipswitch

Coinage

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Coinage	DSW	3

location

name	number	inverted
SW1	1	yes
SW1	2	yes

value

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

Game Speed

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Game Speed	DSW	4

location

name	number	inverted
SW1	3	yes

value

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

Time Limit

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Time Limit	DSW	8

location

name	number	inverted
SW1	4	yes

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Long	0	yes
Short	8	no

Flip Screen

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Flip Screen	DSW	16

location

name	number	inverted
SW2	1	yes

value

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

Cabinet

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Cabinet	DSW	32

location

name	number	inverted
SW2	2	yes

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Upright	0	yes
Cocktail	32	no

Lives

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Lives	DSW	64

location

name	number	inverted
SW2	3	yes

value

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

Diagnostic Tests

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Diagnostic Tests	DSW	128

location

name	number	inverted
SW2	4	yes

value

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