Opa Opa (MC-8123, 317-0042) - mame (0280) machine

MAME: 0280 - Released: 2025-08-29T22:26:57 - Lists: 731 - Software: 139884 - rom: 235974 - disk: 11384

machine

• XML • JSON • AO

name	sourcefile	sampleof	isbios	isdevice	ismechanical	runnable	description	year	manufacturer	cloneof	romof
opaopa	sega/segae.cpp		no	no	no	yes	Opa Opa (MC-8123, 317-0042)	1987	Sega

display

tag	type	rotate	width	height	refresh	pixclock	htotal	hbend	hbstart	vtotal	vbend	vbstart	flipx
screen	raster	0	256	192	59.922738	5369317	342	63	319	262	43	235	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
epr-11054.ic7	32768	024b1244	59a522ac3d98982cc4ddb1c81f9584d3da453649	maincpu	0	good	no
epr-11053.ic5	32768	6bc41d6e	8997a4ac2a9704f1400d0ec16b259ee496a7efef	maincpu	10000	good	no
epr-11052.ic4	32768	395c1d0a	1594bad13e78c5fad4db644cd85a6bac1eaddbad	maincpu	18000	good	no
epr-11051.ic3	32768	4ca132a2	cb4e4c01b6ab070eef37c0603190caafe6236ccd	maincpu	20000	good	no
epr-11050.ic2	32768	a165e2ef	498ff4c5d3a2658567393378c56be6ed86ac0384	maincpu	28000	good	no
317-0042.key	8192	d6312538	494ac7f080775c21dc7d369e6ea78f3299e6975a	maincpu:key	0	good	no

chip

type	tag	name	clock
cpu	maincpu	MC-8123	5369317
audio	mono	Speaker
audio	vdp1	Sega 315-5124 SMS1 VDP	10738635
audio	vdp1:snsnd	Sega VDP PSG	3579545
audio	vdp2	Sega 315-5124 SMS1 VDP	10738635
audio	vdp2:snsnd	Sega VDP PSG	3579545

device_ref

name
mc8123
i8255
screen
speaker
sega315_5124
palette
segapsg
sega315_5124
palette
segapsg

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
joy	1	2	8	no
joy	2	2	8	no

port, analog

port_tag	analog_masks
:e0
:e1
:e2
:f2
:f3

dipswitch

Coin A

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Coin A	f2	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
4 Coins/1 Credit	7	no
3 Coins/1 Credit	8	no
2 Coins/1 Credit	9	no
2 Coins/1 Credit, 5/3, 6/4	5	no
2 Coins/1 Credit, 4/3	4	no
1 Coin/1 Credit	15	yes
1 Coin/1 Credit	0	no
1 Coin/1 Credit, 5/6	3	no
1 Coin/1 Credit, 4/5	2	no
1 Coin/1 Credit, 2/3	1	no
2 Coins/3 Credits	6	no
1 Coin/2 Credits	14	no
1 Coin/3 Credits	13	no
1 Coin/4 Credits	12	no
1 Coin/5 Credits	11	no
1 Coin/6 Credits	10	no

Coin B

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Coin B	f2	240

location

name	number	inverted
SW1	5	no
SW1	6	no
SW1	7	no
SW1	8	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
4 Coins/1 Credit	112	no
3 Coins/1 Credit	128	no
2 Coins/1 Credit	144	no
2 Coins/1 Credit, 5/3, 6/4	80	no
2 Coins/1 Credit, 4/3	64	no
1 Coin/1 Credit	240	yes
1 Coin/1 Credit	0	no
1 Coin/1 Credit, 5/6	48	no
1 Coin/1 Credit, 4/5	32	no
1 Coin/1 Credit, 2/3	16	no
2 Coins/3 Credits	96	no
1 Coin/2 Credits	224	no
1 Coin/3 Credits	208	no
1 Coin/4 Credits	192	no
1 Coin/5 Credits	176	no
1 Coin/6 Credits	160	no

Unused

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Unused	f3	1

location

name	number	inverted
SW2	1	no

value

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

Demo Sounds

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Demo Sounds	f3	2

location

name	number	inverted
SW2	2	no

value

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

Lives

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Lives	f3	12

location

name	number	inverted
SW2	3	no
SW2	4	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
2	0	no
3	12	yes
4	8	no
5	4	no

Bonus Life

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Bonus Life	f3	48

location

name	number	inverted
SW2	5	no
SW2	6	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
25k, 45k and 70k	32	no
40k, 60k and 90k	48	yes
50k and 90k	16	no
None	0	no

Difficulty

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Difficulty	f3	192

location

name	number	inverted
SW2	7	no
SW2	8	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Easy	128	no
Normal	192	yes
Hard	64	no
Hardest	0	no