Atom - mame (0286) machine

machine

• XML • JSON • RUN

name	sourcefile	sampleof	isbios	isdevice	ismechanical	runnable	description	year	manufacturer	cloneof	romof
atom	acorn/atom.cpp		no	no	no	yes	Atom	1979	Acorn Computers

snap

Key	Length	LastWriteTime	Width	Height	HorizontalResolution	VerticalResolution	PaletteLength	PixelFormat	PropertyItems	PixelSHA1
atom	1333	29/12/2025 11:31:16	320	239	96	96	0	Format24bppRgb	305:MAME 0.196 (Mar 28 2018)	19f3429dd6678d3b0f5cccf5a74980b92150feef

display

tag	type	rotate	width	height	refresh	pixclock	htotal	hbend	hbstart	vtotal	vbend	vbstart	flipx
screen	raster	0	372	243	59.922743	7159090	456	0	372	262	0	243	no

driver

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

rom

name	size	crc	sha1	region	offset	status	optional	merge	bios
abasic.ic20	8192	289b7791	0072c83458a9690a3ea1f6094f0f38cf8e96a445	maincpu	0	good	no
afloat.ic21	4096	81d86af7	ebcde5b36cb3a3344567cbba4c7b9fde015f4802	maincpu	1000	good	no

chip

type	tag	name	clock
cpu	maincpu	MOS Technology 6502	1000000
audio	mono	Speaker
audio	speaker	Filtered DAC
audio	cassette	Cassette
audio	pl6:discpack:i8271:0:525sssd:flopsndout	Speaker
audio	pl6:discpack:i8271:0:525sssd:floppysound	Floppy sound	44100

softwarelist

tag	name	status
rom_list	atom_rom	original
cass_list	atom_cass	original
flop_list	atom_flop	original

device_ref

tag	name
:maincpu	m6502
:screen	screen
:vdg	mc6847
:mono	speaker
:speaker	speaker_sound_device
:cass_clock	clock
:ppi	i8255
:cassette	cassette_image
:via	mos6522
:centronics	centronics
:centronics:printer	centronics_printer
:centronics:printer:printer	printer_image
:cent_data_out	output_latch
:quickload	quickload
:bus	acorn_bus
:pl6	acorn_bus_slot
:pl6:discpack	atom_discpack
:pl6:discpack:i8271	i8271
:pl6:discpack:i8271:0	floppy_connector
:pl6:discpack:i8271:0:525sssd	floppy_525_sssd
:pl6:discpack:i8271:0:525sssd:flopsndout	speaker
:pl6:discpack:i8271:0:525sssd:floppysound	flopsnd
:pl6:discpack:i8271:1	floppy_connector
:pl7	acorn_bus_slot
:pl7:32k	acorn_32k
:pl8	acorn_bus_slot
:romslot	generic_socket
:rom_list	software_list
:cass_list	software_list
:flop_list	software_list

sound

channels
2

device, instance

type	tag	interface	name	briefname
cassette	cassette	atom_cass	cassette	cass
printout	centronics:printer:printer		printout	prin
quickload	quickload		quickload	quik
floppydisk	pl6:discpack:i8271:0:525sssd	floppy_5_25	floppydisk	flop
romimage	romslot	atom_cart	romimage	rom

device, extension

type	tag	interface	extension_names
cassette	cassette	atom_cass	wav, flac, tap, csw, uef
printout	centronics:printer:printer		prn
quickload	quickload		atm
floppydisk	pl6:discpack:i8271:0:525sssd	floppy_5_25	mfi, dfi, mfm, td0, imd, 86f, d77, d88, 1dd, cqm, cqi, dsk, 40t
romimage	romslot	atom_cart	bin, rom

input

players	coins	service	tilt
1		no	no

control

type	player	buttons	ways	reverse	minimum	maximum	sensitivity	keydelta	ways2	ways3
keyboard		59		no

port, analog

port_tag	analog_masks
:BRK
:CFG_RAM
:Y0
:Y1
:Y10
:Y11
:Y2
:Y3
:Y4
:Y5
:Y6
:Y7
:Y8
:Y9
:pl7:32k:LINKS
:vdg:artifacting

slot, slotoption

slot_name	slotoption_name	slotoption_devname	slotoption_default
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
pl6	vdu40	acorn_vdu40	no
pl6	vib	acorn_vib	no
pl6	atomtube	atom_tube	no
pl6	switch	atom_switch	no
pl6	speech	atom_speech	no
pl6	mdcr	atom_mdcr	no
pl6	vdu80	atom_vdu80	no
pl6	atomsid	atom_sid	no
pl6	gdos2015	atom_gdos2015	no
pl6	gdos	atom_gdos	no
pl6	discpack	atom_discpack	yes
pl6	32k	acorn_32k	no
pl6:discpack:i8271:0	525qd	floppy_525_qd	no
pl6:discpack:i8271:0	525sd	floppy_525_sd	no
pl6:discpack:i8271:0	525sssd	floppy_525_sssd	yes
pl6:discpack:i8271:1	525qd	floppy_525_qd	no
pl6:discpack:i8271:1	525sd	floppy_525_sd	no
pl6:discpack:i8271:1	525sssd	floppy_525_sssd	no
pl7	vdu40	acorn_vdu40	no
pl7	vib	acorn_vib	no
pl7	atomtube	atom_tube	no
pl7	switch	atom_switch	no
pl7	speech	atom_speech	no
pl7	mdcr	atom_mdcr	no
pl7	vdu80	atom_vdu80	no
pl7	atomsid	atom_sid	no
pl7	gdos2015	atom_gdos2015	no
pl7	gdos	atom_gdos	no
pl7	discpack	atom_discpack	no
pl7	32k	acorn_32k	yes
pl8	econet	atom_econet	no
romslot

configuration

Lower Text Space RAM

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Lower Text Space RAM	CFG_RAM	15

setting

name	value	default
None	0	no
1K #2800-#2BFF	1	no
2K #2800-#2FFF	2	no
3K #2800-#33FF	3	no
4K #2800-#37FF	4	no
5K #2800-#3BFF	5	yes

Video Graphics RAM

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Video Graphics RAM	CFG_RAM	240

setting

name	value	default
1K #8000-#83FF	16	no
2K #8000-#87FF	32	no
3K #8000-#8BFF	48	no
4K #8000-#8FFF	64	no
5K #8000-#93FF	80	no
6K #8000-#97FF	96	yes

Address Selection (RAM)

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Address Selection (RAM)	pl7:32k:LINKS	7

setting

name	value	default
System 32K: &2000-&7FFF, &C000-&DFFF	0	no
System 16K: &8000-&BFFF	1	no
Atom 32K: &0000-&7FFF	2	no
Atom 32K: &0000-&7FFF excl. &0Axx	3	yes

Artifacting

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Artifacting	vdg:artifacting	3

setting

name	value	default
Off	0	no
Standard	1	yes
Reverse	2	no

clones

name	description
atombbc	Atom with BBC Basic
atomrr	Atom with RAMROM
atomes	ES5700 (LED Electronic Message System)
prophet2	Prophet 2