Mahjong Circuit no Mehyou (Japan) - 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
cmehyou	nichibutsu/nbmj9195.cpp		no	no	no	yes	Mahjong Circuit no Mehyou (Japan)	1992	Nichibutsu / Kawakusu

display

tag	type	rotate	width	height	refresh	pixclock	htotal	hbend	hbstart	vtotal	vbend	vbstart	flipx
screen	raster	0	640	240	60.000000	31457280	1024	0	640	512	0	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
cmhy_01.bin	65536	436dfa6c	92882cbc8c3d607045b514faed6bb34303d421d7	maincpu	0	good	no
cmhy_02.bin	131072	d193a2e1	36e5e7c3b35daac96bb48883db0ae6ebd194acf3	nichisnd:audiorom	0	good	no
cmhy_03.bin	131072	1f7bd813	09f5d443944822d7d0c8d6c1bb149cd7ad6a171a	blitter	0	good	no
cmhy_04.bin	131072	bdb3de8b	cf84034f2fd09c196cf36196b8c244114dc71dcf	blitter	20000	good	no
cmhy_05.bin	131072	4f686de2	1861659270d5ae588dacc1801e98891cda34a545	blitter	40000	good	no
cmhy_06.bin	131072	ddd1ac23	c0a1e305110a7a1fd06a3b422aa006de1fc44ef5	blitter	60000	good	no
cmhy_07.bin	131072	f7c5367f	5f029b159e7625165ec4c6754b2a1e8203ee0e95	blitter	80000	good	no
cmhy_08.bin	131072	f8eecdb5	f08bd7a9be7027696468b100f7c29c96a3dacbda	blitter	a0000	good	no
cmhy_09.bin	131072	11e2bbdf	fa01514a242d0834d1efa5dc1d3823557165fc80	blitter	c0000	good	no
cmhy_10.bin	131072	bbe489ae	4e1b63f73e96f0f7eed8262cc88e14005198bc32	blitter	e0000	good	no
cmhy_11.bin	131072	338efc1f	9e3f93c463f137104e907c0e080dadef5e6bf024	blitter	100000	good	no
cmhy_12.bin	131072	6d9f9359	36058b65e36ac2bd36a5d921525d2858b1c4aa4c	blitter	120000	good	no
cmhy_13.bin	131072	5c43e71b	ef103caed4c56fd205b77e4affd81a7f16296fa1	blitter	140000	good	no
cmhy_14.bin	131072	e8b6802f	45d11feba70d9982cab290ed71f959a5a47d003b	blitter	160000	good	no
cmhy_15.bin	131072	f7674a64	e26fad2242c394bbf945c43702f54aac32139e06	blitter	180000	good	no
cmhy_16.bin	131072	3a1f7366	cc6caea616de502cdf1a4717b4dae5aced10b8ca	blitter	1a0000	good	no
cmhy_17.bin	131072	1b8f6e4c	1595c215cf4012c5bd7921ca0c6da95b3fc32adb	blitter	1c0000	good	no
cmhy_18.bin	131072	fb86f955	6f266d159b4017f9c8b939886c784403b612ebd8	blitter	1e0000	good	no
cmhy_19.bin	131072	fc89fa4f	23e65426bc86c746bd7169033fe802a693720d4c	blitter	200000	good	no

chip

type	tag	name	clock
cpu	maincpu	Toshiba TMPZ84C011	6000000
cpu	nichisnd:audiocpu	Toshiba TMPZ84C011	8000000
audio	nichisnd:speaker	Speaker
audio	nichisnd:ymsnd	YM3812 OPL2	4000000
audio	nichisnd:dac1	8-Bit R-2R DAC
audio	nichisnd:dac2	8-Bit R-2R DAC

device_ref

name
tmpz84c011
z80ctc
z80ctc_channel
z80ctc_channel
z80ctc_channel
z80ctc_channel
ttl166
timer
ttl166
timer
screen
palette
nichisnd
tmpz84c011
z80ctc
z80ctc_channel
z80ctc_channel
z80ctc_channel
z80ctc_channel
speaker
generic_latch_8
ym3812
dac_8bit_r2r
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
:P1_KEY0
:P1_KEY1
:P1_KEY2
:P1_KEY3
:P1_KEY4
:P2_KEY0
:P2_KEY1
:P2_KEY2
:P2_KEY3
:P2_KEY4
:SYSTEM

dipswitch

Difficulty

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Difficulty	DSWA	7

location

name	number	inverted
DSWA	1	no
DSWA	2	no
DSWA	3	no

value

name	value	default
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

Coinage

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Coinage	DSWA	8

location

name	number	inverted
DSWA	4	no

value

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

Flip Screen

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Flip Screen	DSWA	16

location

name	number	inverted
DSWA	5	no

value

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

Graphic ROM Test

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Graphic ROM Test	DSWA	32

location

name	number	inverted
DSWA	6	no

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	DSWA	64

location

name	number	inverted
DSWA	7	no

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	DSWA	128

location

name	number	inverted
DSWA	8	no

value

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

Unknown

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Unknown	DSWB	1

location

name	number	inverted
DSWB	1	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Off	1	yes
On	0	no

Unknown

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Unknown	DSWB	2

location

name	number	inverted
DSWB	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	DSWB	4

location

name	number	inverted
DSWB	3	no

value

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

Unknown

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Unknown	DSWB	8

location

name	number	inverted
DSWB	4	no

value

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

Unknown

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Unknown	DSWB	16

location

name	number	inverted
DSWB	5	no

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	DSWB	32

location

name	number	inverted
DSWB	6	no

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	DSWB	64

location

name	number	inverted
DSWB	7	no

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	DSWB	128

location

name	number	inverted
DSWB	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