Ojousan (Japan 871204) - 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
ojousan	nichibutsu/nbmj8688.cpp		no	no	no	yes	Ojousan (Japan 871204)	1987	Nichibutsu

display

tag	type	rotate	width	height	refresh	pixclock	htotal	hbend	hbstart	vtotal	vbend	vbstart	flipx
screen	raster	0	512	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
1.4g	32768	c0166351	656f5ac0846d9e7ee5059947597c5863bb213165	maincpu	0	good	no
2.3g	32768	2c264eb2	eb94a1ef88c499d2f57881d886a206b599441698	maincpu	8000	good	no
mask.3i	65536	59f355eb	24826f5a89d8dfc64bc327982b4e9b5afd43368e	voice	0	good	no
mask.2i	65536	6f750500	0f958cfb1f3c1846f2f7ae94465b54207c7312ac	voice	10000	good	no
mask.1i	65536	4babcb40	4940a9ef210ea2128d562564f251078fc6e28bed	voice	20000	good	no
3.5a	131072	3bdb9d2a	01dbe293c455256d82207bd4eed389c118df510b	gfx1	100000	good	no
4.6a	131072	72b689b9	cb3cd6d17ea367dd10cf178a061f709c12bef5cd	gfx1	120000	good	no
5.7a	131072	e32e5e8a	7e1bd1b4c2c30ec30b784b824e05123909360287	gfx1	140000	good	no
6.8a	131072	f313337a	374ed1a6da4ab3143f2f25dbb35930e6595dc32a	gfx1	160000	good	no
7.9a	131072	c2428e95	4bd35e3f0c6c7dece18e168d2c6261e64c051569	gfx1	180000	good	no
8.10a	131072	f04c6003	2fd81cc1e1f91630ef5767ba20be3fac9e131370	gfx1	1a0000	good	no

chip

type	tag	name	clock
cpu	maincpu	Zilog Z80	5000000
audio	speaker	Speaker
audio	psg	AY-3-8910A PSG	1250000
audio	dac	8-Bit R-2R DAC

device_ref

name
z80
nb1413m3
nvram
screen
palette
speaker
ay8910
dac_8bit_r2r

sound

channels
1

input

players	coins	service	tilt
2	2	no	no

control

type	player	buttons	ways	reverse	minimum	maximum	sensitivity	keydelta	ways2	ways3	reqbuttons
mahjong	1	26		no
mahjong	2	26		no

port, analog

port_tag	analog_masks
:DSWA
:DSWB
:KEY0
:KEY1
:KEY2
:KEY3
:KEY4
:KEY5
:KEY6
:KEY7
:KEY8
:KEY9
:SYSTEM

dipswitch

Difficulty

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Difficulty	DSWA	7

location

name	number	inverted
SWA	1	no
SWA	2	no
SWA	3	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
1 (Easy)	7	yes
2	6	no
3	5	no
4	4	no
5	3	no
6	2	no
7	1	no
8 (Hard)	0	no

RENCHAN after TENPAIed RYUKYOKU

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
RENCHAN after TENPAIed RYUKYOKU	DSWA	8

location

name	number	inverted
SWA	4	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Off	8	no
On	0	yes

Character Display Test

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Character Display Test	DSWA	16

location

name	number	inverted
SWA	5	no

value

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

Unused

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Unused	DSWA	32

location

name	number	inverted
SWA	6	no

value

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

Unused

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Unused	DSWA	64

location

name	number	inverted
SWA	7	no

value

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

Unused

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Unused	DSWA	128

location

name	number	inverted
SWA	8	no

value

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

Service Mode

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Service Mode	SYSTEM	16

value

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