Olivetti L1 M20 - mame (0287) machine

machine

• XML • JSON • RUN

name	sourcefile	sampleof	isbios	isdevice	ismechanical	runnable	description	year	manufacturer	cloneof	romof
m20	olivetti/m20.cpp		no	no	no	yes	Olivetti L1 M20	1981	Olivetti

Key	Length	LastWriteTime	Width	Height	HorizontalResolution	VerticalResolution	PaletteLength	PixelFormat	PropertyItems	PixelSHA1
m20	375	29/12/2025 11:31:29	256	256	96	96	0	Format24bppRgb	305:MAME 0.203 (Oct 31 2018)	37b49f32d4e9c3839c71e2de7c3e70c1a79878ba

tag	type	rotate	width	height	refresh	pixclock	htotal	hbend	hbstart	vtotal	vbend	vbstart	flipx
screen	raster	0	512	256	60.000000								no

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

name	size	crc	sha1	region	status	optional	bios
m20.bin	8192	5c93d931	d51025e087a94c55529d7ee8fd18ff4c46d93230	maincpu	good	no	m20
m20-20d.bin	8192	cbe265a6	c7cb9d9900b7b5014fcf1ceb2e45a66a91c564d0	maincpu	good	no	m20-20d
m20-20f.bin	8192	db7198d8	149d8513867081d31c73c2965dabb36d5f308041	maincpu	good	no	m20-20f

type	tag	name	clock
cpu	maincpu	Zilog Z8001	4000000
cpu	apb:8086	Intel 8086	8000000
audio	fd1797:0:5dd:flopsndout	Speaker
audio	fd1797:0:5dd:floppysound	Floppy sound	44100
audio	fd1797:1:5dd:flopsndout	Speaker
audio	fd1797:1:5dd:floppysound	Floppy sound	44100

tag	name	status	filter
flop_list	m20	original

channels
2

type	status	overall
sound	unemulated

type	tag	interface	fixed_image	mandatory	name	briefname
floppydisk	fd1797:0:5dd	floppy_5_25			floppydisk1	flop1
floppydisk	fd1797:1:5dd	floppy_5_25			floppydisk2	flop2

type	tag	interface	fixed_image	mandatory	extension_names
floppydisk	fd1797:0:5dd	floppy_5_25			mfi, dfi, mfm, td0, imd, 86f, d77, d88, 1dd, cqm, cqi, dsk, ima, img, ufi, 360, ipf
floppydisk	fd1797:1:5dd	floppy_5_25			mfi, dfi, mfm, td0, imd, 86f, d77, d88, 1dd, cqm, cqi, dsk, ima, img, ufi, 360, ipf

players	coins	service	tilt
1		no	no

type	player	buttons	ways	reverse	minimum	maximum	sensitivity	keydelta	ways2	ways3
keyboard		72		no

slot_name	slotoption_name	slotoption_devname	slotoption_default
fd1797:0	5dd	floppy_525_dd	yes
fd1797:1	5dd	floppy_525_dd	yes
kbd	m20	m20_kbd	yes
rs232	terminal	serial_terminal	no
rs232	sunkbd	sunkbd_adaptor	no
rs232	votraxtnt	serial_votraxtnt	no
rs232	rs_printer	rs_serial_printer	no
rs232	dec_loopback	dec_rs232_loopback	no
rs232	h19	serial_heath_h19	no
rs232	ie15	ie15_terminal	no
rs232	null_modem	null_modem	no
rs232	keyboard	serial_keyboard	no
rs232	patch	rs232_patch_box	no
rs232	swtpc8212	swtpc8212_terminal	no
rs232	printer	serial_printer	no
rs232	scorpion	scorpion_ic	no
rs232	loopback	rs232_loopback	no
rs232	mockingboard	mockingboardd	no
rs232	msystems_mouse	rs232_mouse_hle_msystems	no
rs232	nss_tvi	nss_tvinterface	no
rs232	rs232_sync_io	rs232_sync_io	no
rs232	pty	pseudo_terminal	no

name	description
m40	Olivetti L1 M40