Prize Space Invaders (BWB INV1, 50p/30p Play, Version 1.2) (MPU4 Video) - 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
v4psibc	barcrest/mpu4vid.cpp		no	no	no	yes	Prize Space Invaders (BWB INV1, 50p/30p Play, Version 1.2) (MPU4 Video)	1991	BWB / Barcrest	v4psi	v4psi

display

tag	type	rotate	width	height	refresh	pixclock	htotal	hbend	hbstart	vtotal	vbend	vbstart	flipx
screen	raster	0	504	296	49.920128	10000000	640	0	504	313	0	296	no

driver

status	emulation	savestate	requiresartwork	unofficial	nosoundhardware	incomplete	cocktail
imperfect	good	unsupported	no	no	no	no

rom

name	size	crc	sha1	region	offset	status	optional
psi12m.p1	16384	560b2085	5dccede70e228d896ff11ff861c9f32b895e807d	maincpu	0	good	no
psi12.p1	65536	9a3972bd	72c747c16b5a31a7efcf561c2f9ce151a559b1ac	video	0	good	no
psi12.p2	65536	1a5da4f4	f926cb650e2014a771621a497d4cc228c18f2979	video	1	good	no
psi12.p3	65536	cab2e50b	f5ba3ccef87bb7afc59e6aa38c364a492d11b0a2	video	20000	good	no
psi12.p4	65536	83781f1a	a21d2e0ce6add058b5c6efad778a14128842b71b	video	20001	good	no

chip

type	tag	name	clock
cpu	maincpu	Motorola MC6809	6880000
cpu	video	Motorola MC68000	10000000
audio	ay8913	AY-3-8913 PSG	1720000
audio	mono	Speaker
audio	alarmdac	1-Bit DAC
audio	speaker	Speaker
audio	saa	Philips SAA1099	8000000

device_ref

name
mc6809
ay8913
nvram
timer
msc1937
ptm6840
pia6821
pia6821
pia6821
pia6821
pia6821
pia6821
meters
bacta_datalogger
coin_hopper
speaker
dac
screen
gfxdecode
scn2674
m68000
palette
ef9369
ptm6840
speaker
saa1099
acia6850
acia6850

sound

channels
2

feature

type	status	overall
graphics	imperfect
sound	imperfect

input

players	coins	service	tilt
1	5	yes	no

control

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

port, analog

port_tag	analog_masks
:AUX1
:AUX2
:BLACK1
:BLACK2
:DIL1
:DIL2
:ORANGE1
:ORANGE2

dipswitch

Unused

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Unused	DIL1	1

location

name	number	inverted
DIL1	1	no

value

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

Unused

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Unused	DIL1	2

location

name	number	inverted
DIL1	2	no

value

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

High Token Payout Proportion

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
High Token Payout Proportion	DIL1	4

location

name	number	inverted
DIL1	3	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
No	0	yes
Yes	4	no

Low Token Payout Proportion

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Low Token Payout Proportion	DIL1	8

location

name	number	inverted
DIL1	4	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
No	0	yes
Yes	8	no

Target Percentage (if key not fitted)

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Target Percentage (if key not fitted)	DIL1	240

location

name	number	inverted
DIL1	5	no
DIL1	6	no
DIL1	7	no
DIL1	8	no

value

name	value	default
Unset (Program Optimum)	0	yes
70	16	no
72	32	no
74	48	no
76	64	no
78	80	no
80	96	no
82	112	no
84	128	no
86	144	no
88	160	no
90	176	no
92	192	no
94	208	no
96	224	no
98	240	no

Coin Alarm Inhibit

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Coin Alarm Inhibit	DIL2	1

location

name	number	inverted
DIL2	1	no

value

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

Allow Multiple Credits

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Allow Multiple Credits	DIL2	2

location

name	number	inverted
DIL2	2	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Yes	0	yes
No	2	no

Payout when Empty?

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Payout when Empty?	DIL2	4

location

name	number	inverted
DIL2	3	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Yes	0	yes
No	4	no

Bank Win

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Bank Win	DIL2	8

location

name	number	inverted
DIL2	4	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Yes	0	yes
Pay Live	8	no

Collect Mode

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Collect Mode	DIL2	16

location

name	number	inverted
DIL2	5	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Credit and Bank	0	yes
Bank Only	16	no

Hall of Fame Entry

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Hall of Fame Entry	DIL2	32

location

name	number	inverted
DIL2	6	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Full Names	0	yes
Initials	32	no

Long Game

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Long Game	DIL2	64

location

name	number	inverted
DIL2	7	no

value

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

Clear MPU Memory

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Clear MPU Memory	DIL2	128

location

name	number	inverted
DIL2	8	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
No	0	yes
Yes	128	no