Prophet 2 - mame (0279) machine

MAME: 0279 - Released: 2025-07-31T01:43:46 - Lists: 727 - Software: 139829 - rom: 235915 - disk: 11384

machine

• XML • JSON • AO

name	sourcefile	sampleof	isbios	isdevice	ismechanical	runnable	description	year	manufacturer	cloneof	romof
prophet2	acorn/atom.cpp		no	no	no	yes	Prophet 2	1983	Busicomputers	atom	atom

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
abasic.ic20	8192	289b7791	0072c83458a9690a3ea1f6094f0f38cf8e96a445	maincpu	0	good	no	abasic.ic20
p2fp.ic21	4096	8be45181	b033e2b0b0690e3e4c1f1ec3036f8d83da619f68	maincpu	1000	good	no
a_69ed.rom	4096	006010b7	1e25c451baad92b74e946cb8dd48abfcaed59d91	atomcalc	0	good	no
e_61e5.rom	4096	ecd2d08b	d3fe606db1c3372d1e2c62e1143682d33b9fff38	atomcalc	1000	good	no

chip

type	tag	name	clock
cpu	maincpu	MOS Technology 6502	1000000
audio	mono	Speaker
audio	speaker	Filtered DAC
audio	cassette	Cassette

softwarelist

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

device_ref

name
m6502
screen
mc6847
speaker
speaker_sound_device
clock
i8255
cassette_image
mos6522
centronics
centronics_printer
printer_image
output_latch
quickload
acorn_bus
acorn_bus_slot
acorn_bus_slot
acorn_32k
acorn_bus_slot
generic_socket
software_list
software_list
software_list

sound

channels
1

device, instance

type	tag	interface	name	briefname
cassette	cassette	atom_cass	cassette	cass
printout	centronics:printer:printer		printout	prin
quickload	quickload		quickload	quik
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
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	reqbuttons
keyboard		59		no

port, analog

port_tag	analog_masks
:BRK
:CFG_MODE
: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	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	no
pl6	32k	acorn_32k	no
pl8	econet	atom_econet	no
romslot

configuration

Mode

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Mode	CFG_MODE	1

setting

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Normal	0	no
Autoboot	1	yes

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	condition_tag	condition_mask	condition_relation	condition_value
None	0	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	condition_tag	condition_mask	condition_relation	condition_value
1K #8000-#83FF	16	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	yes
Atom 32K: &0000-&7FFF excl. &0Axx	3	no

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