IBM RT PC Model A25 - mame (0280) machine

MAME: 0280 - Released: 2025-08-29T22:26:57 - Machines: 48893 - rom: 364836 - disk: 1378

machine

• XML • JSON • AO

name	sourcefile	sampleof	isbios	isdevice	ismechanical	runnable	description	year	manufacturer	cloneof	romof
rtpca25	ibm/rtpc.cpp		no	no	no	yes	IBM RT PC Model A25	1986	International Business Machines

display

tag	type	rotate	width	height	refresh	pixclock	htotal	hbend	hbstart	vtotal	vbend	vbstart	flipx
isa3:mda:screen	raster	0	720	350	49.816143	16257000	882	0	720	370	0	350	no

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	bios
79x3456.bin	16384	0a45a9ba	02ca637c6a871c180dbfebf2ec68d8ec5a998c76	ipl	0	good	no	ipl
79x3458.bin	16384	7bd08ab6	aabcfbb8fa1a5f8a08fb5cfd90ca6fe05258fde9	ipl	1	good	no	ipl
79x3460.bin	16384	897586e0	528772635903f27235ebba2622b03386b84e4e17	ipl	2	good	no	ipl
79x3462.bin	16384	12aca906	58f95b95768ef131d8d9d552506a9fe9c9c6077d	ipl	3	good	no	ipl
61x6310_8051.bin	4096	296c16c1	83858109c39d5be37e49f24d1db4e2b15f38843e	mcu	0	good	no

chip

type	tag	name	clock
cpu	cpu	IBM ROMP	5882350
cpu	mcu	Intel 8051	9216000
cpu	dma0	AM9517A	4772726
cpu	dma1	AM9517A	4772726
cpu	kbdc:kbd:mcu	Intel 8749	11000000
audio	kbdc:kbd:mono	Speaker
audio	kbdc:kbd:speaker	Filtered DAC
audio	isa1:fdc:fdc:0:35hd:flopsndout	Speaker
audio	isa1:fdc:fdc:0:35hd:floppysound	Floppy sound	44100
audio	isa1:fdc:fdc:1:35hd:flopsndout	Speaker
audio	isa1:fdc:fdc:1:35hd:floppysound	Floppy sound	44100

device_ref

name
romp
ipt_merge_any_lo
rosetta
i8051
clock
rtpc_iocc
isa16
am9517a
am9517a
pic8259
pic8259
i8255
rtpc_kbdc
rtpc_kbd
i8749
speaker
speaker_sound_device
mc146818
scc8530
z80scc_channel
z80scc_channel
rs232
rs232
isa16_slot
isa8_fdc_at
upd765a
floppy_connector
floppy_35_hd
speaker
flopsnd
floppy_connector
floppy_35_hd
speaker
flopsnd
isa16_slot
isa8_slot
isa_ibm_mda
screen
mc6845
gfxdecode
pc_lpt
centronics
centronics_printer
printer_image
input_buffer
input_buffer
input_buffer
output_latch
output_latch
isa16_slot
isa16_slot
isa8_slot
isa16_slot
isa16_slot

biosset

name	description	default
ipl	IPL	no

sound

channels
3

device, instance

type	tag	interface	name	briefname
floppydisk	isa1:fdc:fdc:0:35hd	floppy_3_5	floppydisk1	flop1
floppydisk	isa1:fdc:fdc:1:35hd	floppy_3_5	floppydisk2	flop2
printout	isa3:mda:lpt:centronics:printer:printer		printout	prin

device, extension

type	tag	interface	extension_names
floppydisk	isa1:fdc:fdc:0:35hd	floppy_3_5	mfi, dfi, mfm, td0, imd, 86f, d77, d88, 1dd, cqm, cqi, dsk, ima, img, ufi, 360, ipf, xdf
floppydisk	isa1:fdc:fdc:1:35hd	floppy_3_5	mfi, dfi, mfm, td0, imd, 86f, d77, d88, 1dd, cqm, cqi, dsk, ima, img, ufi, 360, ipf, xdf
printout	isa3:mda:lpt:centronics:printer:printer		prn

input

players	coins	service	tilt
1		no	no

control

type	player	buttons	ways	reverse	minimum	maximum	sensitivity	keydelta	ways2	ways3	reqbuttons
keyboard		101		no

port, analog

port_tag	analog_masks
:kbdc:kbd:g0.col.0
:kbdc:kbd:g0.col.1
:kbdc:kbd:g0.col.2
:kbdc:kbd:g0.col.3
:kbdc:kbd:g0.col.4
:kbdc:kbd:g0.col.5
:kbdc:kbd:g0.col.6
:kbdc:kbd:g0.col.7
:kbdc:kbd:g1.col.0
:kbdc:kbd:g1.col.1
:kbdc:kbd:g1.col.2
:kbdc:kbd:g1.col.3
:kbdc:kbd:g1.col.4
:kbdc:kbd:g1.col.5
:kbdc:kbd:g1.col.6
:kbdc:kbd:g1.col.7
:kbdc:kbd:g2.col.0
:kbdc:kbd:g2.col.1
:kbdc:kbd:g2.col.2
:kbdc:kbd:g2.col.3
:kbdc:kbd:g2.col.4
:kbdc:kbd:g2.col.5
:kbdc:kbd:g2.col.6
:kbdc:kbd:g2.col.7
:kbdc:kbd:g3.col.0
:kbdc:kbd:g3.col.1
:kbdc:kbd:g3.col.2
:kbdc:kbd:g3.col.3
:kbdc:kbd:g3.col.4
:kbdc:kbd:g3.col.5
:kbdc:kbd:g3.col.6
:kbdc:kbd:g3.col.7

slot, slotoption

slot_name	slotoption_name	slotoption_devname	slotoption_default
kbdc	kbd	rtpc_kbd	yes
serial0	terminal	serial_terminal	no
serial0	sunkbd	sunkbd_adaptor	no
serial0	dec_loopback	dec_rs232_loopback	no
serial0	ie15	ie15_terminal	no
serial0	null_modem	null_modem	no
serial0	keyboard	serial_keyboard	no
serial0	patch	rs232_patch_box	no
serial0	swtpc8212	swtpc8212_terminal	no
serial0	printer	serial_printer	no
serial0	scorpion	scorpion_ic	no
serial0	loopback	rs232_loopback	no
serial0	mockingboard	mockingboardd	no
serial0	msystems_mouse	rs232_mouse_hle_msystems	no
serial0	nss_tvi	nss_tvinterface	no
serial0	rs232_sync_io	rs232_sync_io	no
serial0	pty	pseudo_terminal	no
serial0	votraxtnt	serial_votraxtnt	no
serial0	rs_printer	rs_serial_printer	no
serial1	terminal	serial_terminal	no
serial1	sunkbd	sunkbd_adaptor	no
serial1	dec_loopback	dec_rs232_loopback	no
serial1	ie15	ie15_terminal	no
serial1	null_modem	null_modem	no
serial1	keyboard	serial_keyboard	no
serial1	patch	rs232_patch_box	no
serial1	swtpc8212	swtpc8212_terminal	no
serial1	printer	serial_printer	no
serial1	scorpion	scorpion_ic	no
serial1	loopback	rs232_loopback	no
serial1	mockingboard	mockingboardd	no
serial1	msystems_mouse	rs232_mouse_hle_msystems	no
serial1	nss_tvi	nss_tvinterface	no
serial1	rs232_sync_io	rs232_sync_io	no
serial1	pty	pseudo_terminal	no
serial1	votraxtnt	serial_votraxtnt	no
serial1	rs_printer	rs_serial_printer	no
isa1	ide	isa_ide	no
isa1	fdc	isa8_fdc_at	yes
isa1:fdc:fdc:0	35dd	floppy_35_dd	no
isa1:fdc:fdc:0	525dd	floppy_525_dd	no
isa1:fdc:fdc:0	35hd	floppy_35_hd	yes
isa1:fdc:fdc:0	525hd	floppy_525_hd	no
isa1:fdc:fdc:1	35dd	floppy_35_dd	no
isa1:fdc:fdc:1	525dd	floppy_525_dd	no
isa1:fdc:fdc:1	35hd	floppy_35_hd	yes
isa1:fdc:fdc:1	525hd	floppy_525_hd	no
isa2	ide	isa_ide	no
isa2	fdc	isa8_fdc_at	no
isa3	mda	isa_ibm_mda	yes
isa3:mda:lpt:centronics	nlq401	nlq401	no
isa3:mda:lpt:centronics	smartboard	centronics_smartboard	no
isa3:mda:lpt:centronics	chessmec	centronics_chessmec	no
isa3:mda:lpt:centronics	samdac	centronics_samdac	no
isa3:mda:lpt:centronics	covox_stereo	covox_stereo	no
isa3:mda:lpt:centronics	adaptator	adaptator_multitap	no
isa3:mda:lpt:centronics	digiblst	cpcdigiblst	no
isa3:mda:lpt:centronics	lx800	lx800	no
isa3:mda:lpt:centronics	jx80	epson_jx80	no
isa3:mda:lpt:centronics	ap2000	ap2000	no
isa3:mda:lpt:centronics	ex800	ex800	no
isa3:mda:lpt:centronics	fx80	epson_fx80	no
isa3:mda:lpt:centronics	rx80	epson_rx80	no
isa3:mda:lpt:centronics	mz1p16	mz1p16	no
isa3:mda:lpt:centronics	covox	covox	no
isa3:mda:lpt:centronics	pl80	comx_pl80	no
isa3:mda:lpt:centronics	lx810l	lx810l	no
isa3:mda:lpt:centronics	p72	p72	no
isa3:mda:lpt:centronics	printer	centronics_printer	yes
isa4	ide	isa_ide	no
isa4	fdc	isa8_fdc_at	no
isa5	ide	isa_ide	no
isa5	fdc	isa8_fdc_at	no
isa6	mda	isa_ibm_mda	no
isa7	ide	isa_ide	no
isa7	fdc	isa8_fdc_at	no
isa8	ide	isa_ide	no
isa8	fdc	isa8_fdc_at	no