PC-88VA - mame (0284) machine

MAME: 0284 - Released: 2025-12-30T16:33:58 - Machines: 49538 - rom: 367487 - disk: 1392

machine

• XML • JSON • RUN

name	sourcefile	sampleof	isbios	isdevice	ismechanical	runnable	description	year	manufacturer	cloneof	romof
pc88va	nec/pc88va.cpp		no	no	no	yes	PC-88VA	1987	NEC

snap

Key	Length	LastWriteTime	Width	Height	HorizontalResolution	VerticalResolution	PaletteLength	PixelFormat	PropertyItems
pc88va	711	29/12/2025 11:31:37	636	200	96	96	0	Format24bppRgb	305:MAME 0.203 (Oct 31 2018)

display

tag	type	rotate	width	height	refresh	pixclock	htotal	hbend	hbstart	vtotal	vbend	vbstart	flipx
screen	raster	0	640	400	55.415579	21052600	848	0	640	448	0	400	no

driver

status	emulation	savestate	requiresartwork	unofficial	nosoundhardware	incomplete	cocktail
preliminary	preliminary	unsupported	no	no	no	no

rom

name	size	crc	sha1	region	offset	status	optional
varom00.rom	524288	8a853b00	1266ba969959ff25433ecc900a2caced26ef1a9e	rom00	0	good	no
varom08.rom	131072	154803cc	7e6591cd465cbb35d6d3446c5a83b46d30fafe95	rom00	80000	good	no
varom1.rom	131072	0783b16a	54536dc03238b4668c8bb76337efade001ec7826	rom10	0	good	no
soundbios.rom	8192			audiocpu	0	nodump	no
kbd.rom	4096			mcu	0	nodump	no
vafont.rom	327680	faf7c466	196b3d5b7407cb4f286ffe5c1e34ebb1f6905a8c	kanji	0	baddump	no
vadic.rom	524288	f913c605	5ba1f3578d0aaacdaf7194a80e6d520c81ae55fb	dictionary	0	good	no

chip

type	tag	name	clock
cpu	maincpu	NEC V50	7987200
cpu	maincpu:dmau	V5X DMAU	4000000
audio	upd765:0:525hd:flopsndout	Speaker
audio	upd765:0:525hd:floppysound	Floppy sound	44100
audio	upd765:1:525hd:flopsndout	Speaker
audio	upd765:1:525hd:floppysound	Floppy sound	44100
audio	speaker	Speaker
audio	opna	YM2608 OPNA	7987200

softwarelist

tag	name	status	filter
disk_list	pc88va	original
flop_generic_list	generic_flop_525	compatible	pc88va

device_ref

tag	name
:maincpu	v50
:maincpu:tcu	pit8254
:maincpu:tcu:counter0	pit_counter
:maincpu:tcu:counter1	pit_counter
:maincpu:tcu:counter2	pit_counter
:maincpu:dmau	v5x_dmau
:maincpu:icu	v5x_icu
:maincpu:scu	v5x_scu
:maincpu:brc_timer	timer
:scantimer	timer
:cbus	pc98_cbus_root
:cbus:0	pc98_cbus_slot
:cbus:1	pc98_cbus_slot
:cbus:2	pc98_cbus_slot
:screen	screen
:palette	palette
:gfxdecode	gfxdecode
:sgp	pc88va_sgp
:d8255_3	i8255
:pic8259_slave	pic8259
:upd765	upd765a
:upd765:0	floppy_connector
:upd765:0:525hd	floppy_525_hd
:upd765:0:525hd:flopsndout	speaker
:upd765:0:525hd:floppysound	flopsnd
:upd765:1	floppy_connector
:upd765:1:525hd	floppy_525_hd
:upd765:1:525hd:flopsndout	speaker
:upd765:1:525hd:floppysound	flopsnd
:rtc	upd4990a
:sysbank	address_map_bank
:mouseport	msx_general_purpose_port
:mouseport:joystick	msx_joystick
:speaker	speaker
:opna	ym2608
:disk_list	software_list
:flop_generic_list	software_list

sound

channels
3

feature

type	status	overall
timing	imperfect
graphics	imperfect
sound	imperfect

device, instance

type	tag	interface	fixed_image	mandatory	name	briefname
floppydisk	upd765:0:525hd	floppy_5_25			floppydisk1	flop1
floppydisk	upd765:1:525hd	floppy_5_25			floppydisk2	flop2

device, extension

type	tag	interface	fixed_image	mandatory	extension_names
floppydisk	upd765:0:525hd	floppy_5_25			mfi, dfi, mfm, td0, imd, 86f, d77, d88, 1dd, cqm, cqi, dsk, xdf, hdm, 2hd, fdi
floppydisk	upd765:1:525hd	floppy_5_25			mfi, dfi, mfm, td0, imd, 86f, d77, d88, 1dd, cqm, cqi, dsk, xdf, hdm, 2hd, fdi

input

players	coins	service	tilt
1		no	no

control

type	player	buttons	ways	reverse	minimum	maximum	sensitivity	keydelta	ways2	ways3
joy		2	8	no
keyboard		112		no

port, analog

port_tag	analog_masks
:DSW
:KEY0
:KEY1
:KEY2
:KEY3
:KEY4
:KEY5
:KEY6
:KEY7
:KEY8
:KEY9
:KEYA
:KEYB
:KEYC
:KEYD
:KEYE
:KEYF
:SPEED_SW
:SYSOP_SW
:mouseport:joystick:JOY

slot, slotoption

slot_name	slotoption_name	slotoption_devname	slotoption_default
cbus:0	mpu_pc98	mpu_pc98	no
cbus:0	mif_201	mif201	no
cbus:0	pc9801_27	pc9801_27	no
cbus:1	mpu_pc98	mpu_pc98	no
cbus:1	mif_201	mif201	no
cbus:1	pc9801_27	pc9801_27	no
cbus:2	mpu_pc98	mpu_pc98	no
cbus:2	mif_201	mif201	no
cbus:2	pc9801_27	pc9801_27	no
upd765:0	525hd	floppy_525_hd	yes
upd765:1	525hd	floppy_525_hd	yes
mouseport	vaus	msx_vaus	no
mouseport	townspad	msx_townspad	no
mouseport	towns6b	msx_towns6b	no
mouseport	sega	msx_segactrl	no
mouseport	mouse	msx_mouse	no
mouseport	magickey	msx_magickey	no
mouseport	libbler	msx_libblerpad	no
mouseport	martypad	msx_martypad	no
mouseport	joystick	msx_joystick	yes
mouseport	xe1ap	msx_xe1ap	no
mouseport	hypershot	msx_hypershot	no

dipswitch

CRT Mode

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
CRT Mode	DSW	1

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
15.7 KHz	1	no
24.8 KHz	0	yes

Unknown

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Unknown	DSW	2

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	DSW	4

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	DSW	8

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	DSW	16

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	DSW	32

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	DSW	64

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	DSW	128

value

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

Speed Mode

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Speed Mode	SPEED_SW	1

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
H Mode	1	yes
S Mode	0	no

System Operational Mode

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
System Operational Mode	SYSOP_SW	3

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
N88 V2 Mode	1	yes
N88 V1 Mode	2	no