YIS805/256 (MSX2, Japan) - 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
y805256	msx/msx2.cpp		no	no	no	yes	YIS805/256 (MSX2, Japan)	198?	Yamaha

snap

Key	Length	LastWriteTime	Width	Height	HorizontalResolution	VerticalResolution	PaletteLength	PixelFormat	PropertyItems
y805256	1936	29/12/2025 11:31:50	544	480	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	543	465	59.922749	21477272	684	0	543	524	10	475	no

driver

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

rom

name	size	crc	sha1	region	status	optional
yis805256bios.rom	32768	9b3e7b97	0081ea0d25bc5cd8d70b60ad8cfdc7307812c0fd	mainrom	baddump	no
yis805256ext.rom	16384	43e7a7fc	0fbd45ef3dd7bb82d4c31f1947884f411f1ca344	subrom	baddump	no
yis805256disk.rom	16384	ab94a273	4b08a057e5863ade179dcf8bc9377e90940e6d61	diskrom	baddump	no
yis805256kfn.rom	131072	5a59926e	6acaf2eeb57f65f7408235d5e07b7563229de799	kanji	baddump	no

chip

type	tag	name	clock
cpu	maincpu	Zilog Z80	3579545
audio	cartslot1	MSX Cartridge slot	3579545
audio	cartslot2	MSX Cartridge slot	3579545
audio	disk:fdc:0:35dd:flopsndout	Speaker
audio	disk:fdc:0:35dd:floppysound	Floppy sound	44100
audio	disk:fdc:1:35dd:flopsndout	Speaker
audio	disk:fdc:1:35dd:floppysound	Floppy sound	44100
audio	module	MSX Yamaha Expansion slot	3579545
audio	speaker	Speaker
audio	dac	1-Bit DAC
audio	ay8910	YM2149 SSG	1789772
audio	cassette	Cassette

softwarelist

tag	name	status
cass_list	msx2_cass	original
msx1_cass_list	msx1_cass	compatible
cart_list	msx2_cart	original
msx1_cart_list	msx1_cart	compatible
flop_list	msx2_flop	original
msx1_flop_list	msx1_flop	compatible

device_ref

tag	name
:mainrom	msx_slot_rom
:subrom	msx_slot_rom
:cartslot1	msx_slot_cartridge
:cartslot2	msx_slot_cartridge
:disk	msx_slot_disk1_wd2793_2_drives
:disk:fdc	wd2793
:disk:fdc:0	floppy_connector
:disk:fdc:0:35dd	floppy_35_dd
:disk:fdc:0:35dd:flopsndout	speaker
:disk:fdc:0:35dd:floppysound	flopsnd
:disk:fdc:1	floppy_connector
:disk:fdc:1:35dd	floppy_35_dd
:disk:fdc:1:35dd:flopsndout	speaker
:disk:fdc:1:35dd:floppysound	flopsnd
:ram_mm	msx_slot_ram_mm
:module	msx_slot_yamaha_expansion
:s1985	msx_s1985
:maincpu	z80
:mainirq	ipt_merge_any_hi
:ppi8255	i8255
:screen	screen
:speaker	speaker
:dac	dac
:ay8910	ym2149
:gen1	msx_general_purpose_port
:gen1:joystick	msx_joystick
:gen2	msx_general_purpose_port
:gen2:joystick	msx_joystick
:centronics	centronics
:centronics:printer	centronics_printer
:centronics:printer:printer	printer_image
:cent_data_out	output_latch
:cent_status_in	input_buffer
:cent_ctrl_out	output_latch
:cassette	cassette_image
:rtc	rp5c01
:v9938	v9938
:cass_list	software_list
:msx1_cass_list	software_list
:cart_list	software_list
:msx1_cart_list	software_list
:flop_list	software_list
:msx1_flop_list	software_list

sound

channels
3

device, instance

type	tag	interface	name	briefname
cartridge	cartslot1	msx_cart	cartridge1	cart1
cartridge	cartslot2	msx_cart	cartridge2	cart2
floppydisk	disk:fdc:0:35dd	floppy_3_5	floppydisk1	flop1
floppydisk	disk:fdc:1:35dd	floppy_3_5	floppydisk2	flop2
cartridge60pin	module	msx_yamaha_60pin	cartridge60pin	cart60p
printout	centronics:printer:printer		printout	prin
cassette	cassette	msx_cass	cassette	cass

device, extension

type	tag	interface	extension_names
cartridge	cartslot1	msx_cart	mx1, bin, rom
cartridge	cartslot2	msx_cart	mx1, bin, rom
floppydisk	disk:fdc:0:35dd	floppy_3_5	mfi, dfi, mfm, td0, imd, 86f, d77, d88, 1dd, cqm, cqi, dsk, dmk
floppydisk	disk:fdc:1:35dd	floppy_3_5	mfi, dfi, mfm, td0, imd, 86f, d77, d88, 1dd, cqm, cqi, dsk, dmk
cartridge60pin	module	msx_yamaha_60pin	mx1, bin, rom
printout	centronics:printer:printer		prn
cassette	cassette	msx_cass	wav, flac, tap, cas, tsx

input

players	coins	service	tilt
2		no	no

control

type	player	buttons	ways	reverse
joy	1	2	8	no
keyboard	1	88		no
joy	2	2	8	no

port, analog

port_tag	analog_masks
:KEY0
:KEY1
:KEY10
:KEY2
:KEY3
:KEY4
:KEY5
:KEY6
:KEY7
:KEY8
:KEY9
:gen1:joystick:JOY
:gen2:joystick:JOY

slot, slotoption

slot_name	slotoption_name	slotoption_devname	slotoption_default
cartslot1	ucn01	msx_cart_ucn01	no
cartslot1	softcard	msx_cart_softcard	no
cartslot1	moonsound	msx_moonsound	no
cartslot1	franky	msx_cart_franky	no
cartslot1	beepack	msx_cart_beepack	no
cartslot1	ram16k	msx_cart_16k_ram	no
cartslot1	mm768k	msx_cart_768k_mm_ram	no
cartslot1	mmm	msx_cart_mmm	no
cartslot1	sunrise_ataide	msx_cart_sunrise_ataide	no
cartslot1	slotexp	msx_cart_slotexpander	no
cartslot1	mm1024k	msx_cart_1024k_mm_ram	no
cartslot1	mm4096k	msx_cart_4096k_mm_ram	no
cartslot1	mm512k	msx_cart_512k_mm_ram	no
cartslot1	hbi55	msx_cart_hbi55	no
cartslot1	mm256k	msx_cart_256k_mm_ram	no
cartslot1	double_ram	msx_cart_double_ram	no
cartslot1	ram64k	msx_cart_64k_ram	no
cartslot1	ram32k	msx_cart_32k_ram	no
cartslot1	ram48k	msx_cart_48k_ram	no
cartslot1	mm2048k	msx_cart_2048k_mm_ram	no
cartslot1	bm_012	msx_cart_bm_012	no
cartslot2	ucn01	msx_cart_ucn01	no
cartslot2	softcard	msx_cart_softcard	no
cartslot2	moonsound	msx_moonsound	no
cartslot2	franky	msx_cart_franky	no
cartslot2	beepack	msx_cart_beepack	no
cartslot2	ram16k	msx_cart_16k_ram	no
cartslot2	mm768k	msx_cart_768k_mm_ram	no
cartslot2	mmm	msx_cart_mmm	no
cartslot2	sunrise_ataide	msx_cart_sunrise_ataide	no
cartslot2	slotexp	msx_cart_slotexpander	no
cartslot2	mm1024k	msx_cart_1024k_mm_ram	no
cartslot2	mm4096k	msx_cart_4096k_mm_ram	no
cartslot2	mm512k	msx_cart_512k_mm_ram	no
cartslot2	hbi55	msx_cart_hbi55	no
cartslot2	mm256k	msx_cart_256k_mm_ram	no
cartslot2	double_ram	msx_cart_double_ram	no
cartslot2	ram64k	msx_cart_64k_ram	no
cartslot2	ram32k	msx_cart_32k_ram	no
cartslot2	ram48k	msx_cart_48k_ram	no
cartslot2	mm2048k	msx_cart_2048k_mm_ram	no
cartslot2	bm_012	msx_cart_bm_012	no
disk:fdc:0	35ssdd	floppy_35_ssdd	no
disk:fdc:0	35dd	floppy_35_dd	yes
disk:fdc:1	35ssdd	floppy_35_ssdd	no
disk:fdc:1	35dd	floppy_35_dd	yes
module	skw01	msx_cart_skw01	no
module	sfg05	msx_cart_sfg05	no
module	sfg01	msx_cart_sfg01	no
gen1	vaus	msx_vaus	no
gen1	townspad	msx_townspad	no
gen1	towns6b	msx_towns6b	no
gen1	sega	msx_segactrl	no
gen1	mouse	msx_mouse	no
gen1	magickey	msx_magickey	no
gen1	libbler	msx_libblerpad	no
gen1	martypad	msx_martypad	no
gen1	joystick	msx_joystick	yes
gen1	xe1ap	msx_xe1ap	no
gen1	hypershot	msx_hypershot	no
gen2	vaus	msx_vaus	no
gen2	townspad	msx_townspad	no
gen2	towns6b	msx_towns6b	no
gen2	sega	msx_segactrl	no
gen2	mouse	msx_mouse	no
gen2	magickey	msx_magickey	no
gen2	libbler	msx_libblerpad	no
gen2	martypad	msx_martypad	no
gen2	joystick	msx_joystick	yes
gen2	xe1ap	msx_xe1ap	no
gen2	hypershot	msx_hypershot	no
centronics	nlq401	nlq401	no
centronics	smartboard	centronics_smartboard	no
centronics	chessmec	centronics_chessmec	no
centronics	samdac	centronics_samdac	no
centronics	covox_stereo	covox_stereo	no
centronics	adaptator	adaptator_multitap	no
centronics	digiblst	cpcdigiblst	no
centronics	lx800	lx800	no
centronics	jx80	epson_jx80	no
centronics	ap2000	ap2000	no
centronics	ex800	ex800	no
centronics	fx80	epson_fx80	no
centronics	rx80	epson_rx80	no
centronics	mz1p16	mz1p16	no
centronics	covox	covox	no
centronics	pl80	comx_pl80	no
centronics	lx810l	lx810l	no
centronics	p72	p72	no
centronics	printer	centronics_printer	yes