3B2/400 - mame (0286) machine

machine

• XML • JSON • RUN

name	sourcefile	sampleof	isbios	isdevice	ismechanical	runnable	description	year	manufacturer	cloneof	romof
3b2_400	att/att3b2.cpp		no	no	no	yes	3B2/400	1985	AT&T	3b2_300	3b2_300

snap

3B2/400 png snap

3B2/400 jpg snap thumbnail

Key	Length	LastWriteTime	Width	Height	HorizontalResolution	VerticalResolution	PaletteLength	PixelFormat	PropertyItems	PixelSHA1
3b2_400	7346	26/02/2026 19:38:51	640	480	96	96	0	Format24bppRgb	305:MAME 0.286 (mame0286)	1f0576f2e1fa30d4ad4c936b68b12a4475bc9b4f

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	merge	bios
3b2-aayyc.bin	8192	b7f955c5	54886c4fce5a5681af84538b65de1cc68d0f7af4	bootstrap	0	good	no	3b2300-c.bin
3b2-aayyd.bin	8192	5812e262	5a69714c0c8f21d7655e43443dee0e76cf219403	bootstrap	1	good	no	3b2300-d.bin
3b2-aayye.bin	8192	e28ca685	a337a0480218db8c2d984442f7bc560834853152	bootstrap	2	good	no	3b2300-e.bin
3b2-aayyf-4.bin	8192	85b8c5d3	85bdf3f889f6c14cbf33ce81421f1f1d02328223	bootstrap	3	good	no

chip

type	tag	name	clock
cpu	maincpu	AT&T WE32100	10000000
cpu	dmac	AM9517A	5000000

device_ref

tag	name
:maincpu	we32100
:pit	pit8253
:pit:counter0	pit_counter
:pit:counter1	pit_counter
:pit:counter2	pit_counter
:dmac	am9517a
:duart	scn2681
:duart:cha	duart_channel
:duart:chb	duart_channel
:fdc	wd2797

sound

channels
0

feature

type	status	overall
sound	unemulated

input

players	coins	service	tilt
0		no	no