mame (0289) • machine lw840 • LW-840ic

machine

• XML • JSON • RUN

name	sourcefile	sampleof	isbios	isdevice	ismechanical	runnable	description	year	manufacturer	cloneof	romof
lw840	brother/lw840.cpp		no	no	no	yes	LW-840ic	1997	Brother

snap

LW-840ic png snap

LW-840ic jpg snap thumbnail

Key	Length	LastWriteTime	Width	Height	HorizontalResolution	VerticalResolution	PaletteLength	PixelFormat	PropertyItems	PixelSHA1
lw840	4337	29/12/2025 11:31:27	640	400	96	96	0	Format24bppRgb	305:MAME 0.254.0 (Apr 27 2023)	526553c5ccefee1c2e2e6f71bea0977ae4b4848c

display

tag	type	rotate	width	height	refresh	pixclock	htotal	hbend	hbstart	vtotal	vbend	vbstart	flipx
screen	raster	0	100	100	78.100000	19993600	640	0	100	400	0	100	no

driver

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

rom

name	size	crc	sha1	region	offset	status	optional	merge	bios
us3122-a	4194304	70a3a4a6	11e32c7da58800d69af29089f7e7deeab513b1ae	maincpu	0	good	no

chip

type	tag	name	clock
cpu	maincpu	Hitachi H8/3003	14745600
audio	fdc:0:35hd:flopsndout	Speaker
audio	fdc:0:35hd:flopsnd	Floppy sound	44100
audio	mono	Speaker
audio	beeper	Beep	4000

device_ref

tag	name
:maincpu	h83003
:maincpu:intc	h8h_intc
:maincpu:adc	h8_adc_3337
:maincpu:dma	h8h_dma
:maincpu:dma:0	h8h_dma_channel
:maincpu:dma:1	h8h_dma_channel
:maincpu:dma:2	h8h_dma_channel
:maincpu:dma:3	h8h_dma_channel
:maincpu:port4	h8_digital_port
:maincpu:port5	h8_digital_port
:maincpu:port6	h8_digital_port
:maincpu:port7	h8_digital_port
:maincpu:port8	h8_digital_port
:maincpu:port9	h8_digital_port
:maincpu:porta	h8_digital_port
:maincpu:portb	h8_digital_port
:maincpu:portc	h8_digital_port
:maincpu:timer16	h8_timer16
:maincpu:timer16:0	h8h_timer16_channel
:maincpu:timer16:1	h8h_timer16_channel
:maincpu:timer16:2	h8h_timer16_channel
:maincpu:timer16:3	h8h_timer16_channel
:maincpu:timer16:4	h8h_timer16_channel
:maincpu:sci0	h8_sci
:maincpu:sci1	h8_sci
:maincpu:watchdog	h8_watchdog
:2khz	timer
:screen	screen
:fdc	gm82c765b
:fdc:0	floppy_connector
:fdc:0:35hd	floppy_35_hd
:fdc:0:35hd:flopsndout	speaker
:fdc:0:35hd:flopsnd	flopsnd
:mono	speaker
:beeper	beep

sound

channels
2

feature

type	status	overall
printer	unemulated

device, instance

type	tag	interface	fixed_image	mandatory	name	briefname
floppydisk	fdc:0:35hd	floppy_3_5			floppydisk	flop

device, extension

type	tag	interface	fixed_image	mandatory	extension_names
floppydisk	fdc:0:35hd	floppy_3_5			mfi, dfi, dsk, ima, img, ufi, 360

input

players	coins	service	tilt
1		no	no

control

type	player	buttons	ways	reverse	minimum	maximum	sensitivity	keydelta	ways2	ways3
keyboard		64		no

port, analog

port_tag	analog_masks
:kbrow.0
:kbrow.1
:kbrow.2
:kbrow.3
:kbrow.4
:kbrow.5
:kbrow.6
:kbrow.7
:kbrow.8

slot, slotoption

slot_name	slotoption_name	slotoption_devname	slotoption_default
fdc:0	35hd	floppy_35_hd	yes