Mahjong Gekisha (Japan) - 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
gekisha	dynax/dynax.cpp		no	no	no	yes	Mahjong Gekisha (Japan)	1989	Dynax

display

tag	type	rotate	width	height	refresh	pixclock	htotal	hbend	hbstart	vtotal	vbend	vbstart	flipx
screen	raster	180	254	240	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
2806.ic6	65536	823214d7	61e6b892f4bbed7ef5630e434f009b1cbf1a4a95	maincpu	0	good	no
2805.ic19	65536	03e2ed1a	644153a186a787efdb12a108d49700e1c94e8af2	maincpu	10000	good	no
2801.ic40	131072	cf75f9a4	d078d009c347f927d8efd325921f4f75f6485c79	blitter	0	good	no
2802.ic32	131072	c505c64a	3920a085e7afacc1fa2fbc862d0e92fc2955d636	blitter	20000	good	no
2803.ic31	131072	bfc8ffca	adceebcde8f0b649219503257bb968202697b96a	blitter	40000	good	no
2804.ic22	65536	94911930	08bc57329a3c7aa716d9aee87bf84a2992269c07	blitter	60000	good	no
pr2.ic27	512	d6db5c60	89ee10d092011c2c4eaab2c097aa88f5bb98bb97	proms	0	good	no
pr1.ic26	512	af5edf32	7202e0aa1ee3f22e3c5fb69a88db455a241929c5	proms	200	good	no

chip

type	tag	name	clock
cpu	maincpu	Toshiba TMP90841	10000000
audio	mono	Speaker
audio	aysnd	AY-3-8910A PSG	1500000
audio	ym2413	YM2413 OPLL	3000000

device_ref

name
tmp90841
address_map_bank
nvram
ls259
screen
tc17g032ap
palette
speaker
ay8910
ym2413

sound

channels
1

input

players	coins	service	tilt
2	2	yes	no

control

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

port, analog

port_tag	analog_masks
:BET
:COINS
:DSW1
:DSW2
:DSW3
:DSW4
:KEY0
:KEY1
:KEY2
:KEY3
:KEY4
:KEY5
:KEY6
:KEY7
:KEY8
:KEY9

dipswitch

Bet

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Bet	BET	64

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
No	0	no
Yes	64	yes

Payout Rate

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Payout Rate	DSW1	15

location

name	number	inverted
SW1	1	no
SW1	2	no
SW1	3	no
SW1	4	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
50%	0	no
53%	1	no
56%	2	no
59%	3	no
62%	4	no
65%	5	no
68%	6	no
71%	7	yes
75%	8	no
78%	9	no
81%	10	no
84%	11	no
87%	12	no
90%	13	no
93%	14	no
96%	15	no

Max Bet

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Max Bet	DSW1	48

location

name	number	inverted
SW1	5	no
SW1	6	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
1	48	yes
5	32	no
10	16	no
20	0	no

Credits Per Note

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Credits Per Note	DSW1	64

location

name	number	inverted
SW1	7	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
5	64	yes
10	0	no

Flip Screen

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Flip Screen	DSW1	128

location

name	number	inverted
SW1	8	no

value

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

Odds Rate

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Odds Rate	DSW2	3

location

name	number	inverted
SW2	1	no
SW2	2	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
1 2 4 8 12 16 24 32	3	no
1 2 3 5 8 15 30 50	0	yes
1 2 3 5 10 25 50 100	1	no
1 2 3 5 10 50 100 200	2	no

Coinage

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Coinage	DSW2	12

location

name	number	inverted
SW2	3	no
SW2	4	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
1 Coin/1 Credit	12	yes
1 Coin/2 Credits	8	no
1 Coin/5 Credits	4	no
1 Coin/10 Credits	0	no

Min Rate To Play

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Min Rate To Play	DSW2	48

location

name	number	inverted
SW2	5	no
SW2	6	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
1	48	yes
2	32	no
3	16	no
5	0	no

Game Type

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Game Type	DSW2	64

location

name	number	inverted
SW2	7	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Credit	64	yes
Hopper	0	no

Hopper Switch

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Hopper Switch	DSW2	128

location

name	number	inverted
SW2	8	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Active Low	128	yes
Active High	0	no

Yakuman Bonus Cycle

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Yakuman Bonus Cycle	DSW3	7

location

name	number	inverted
SW3	1	no
SW3	2	no
SW3	3	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
None	7	no
First time only	6	no
Every 300 coins	5	no
Every 500 coins	4	yes
Every 700 coins	3	no
Every 1000 coins	2	no

Yakuman Bonuses Per Cycle

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Yakuman Bonuses Per Cycle	DSW3	8

location

name	number	inverted
SW3	4	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
1	8	yes
2	0	no

Computer Strength

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Computer Strength	DSW3	16

location

name	number	inverted
SW3	5	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Normal	0	yes
Strong	16	no

Payout Rate Change

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Payout Rate Change	DSW3	32

location

name	number	inverted
SW3	6	no

value

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

Service Count

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Service Count	DSW3	64

location

name	number	inverted
SW3	7	no

value

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

DonDen Key

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
DonDen Key	DSW3	128

location

name	number	inverted
SW3	8	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
A	128	yes
Flip Flop	0	no

Last Chance

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Last Chance	DSW4	1

location

name	number	inverted
SW4	1	no

value

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

Dice Chance

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Dice Chance	DSW4	2

location

name	number	inverted
SW4	2	no

value

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

Auto Tsumo after Reach

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Auto Tsumo after Reach	DSW4	4

location

name	number	inverted
SW4	3	no

value

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

Double Bet

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Double Bet	DSW4	8

location

name	number	inverted
SW4	4	no

value

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

Girls (Demo)

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Girls (Demo)	DSW4	16

location

name	number	inverted
SW4	5	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
No	0	no
Yes	16	yes

Girls (H-Scenes)

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Girls (H-Scenes)	DSW4	32

location

name	number	inverted
SW4	6	no

value

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

Demo Sounds

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Demo Sounds	DSW4	64

location

name	number	inverted
SW4	7	no

value

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

Unknown 4-7

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Unknown 4-7	DSW4	128

location

name	number	inverted
SW4	8	no

value

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