Ericsson PC - 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
epc	ericsson/eispc.cpp		no	no	no	yes	Ericsson PC	1985	Ericsson Information System

display

tag	type	rotate	width	height	refresh	pixclock	htotal	hbend	hbstart	vtotal	vbend	vbstart	flipx
isa1:epc_mda:epc_mda_screen	raster	0	720	400	16.640625	4792500	720	0	720	400	0	400	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	bios
ericsson_8088.bin	8192	3953c38d	2bfc1f1d11d0da5664c3114994fc7aa3d6dd010d	bios	e000	good	no	p840705
epcbios1.bin	8192	79a83706	33528c46a24d7f65ef5a860fbed05afcf797fc55	bios	e000	good	no	p860110
epcbios2.bin	8192	3ca764ca	02232fedef22d31a641f4b65933b9e269afce19e	bios	a000	good	no	p860110
epcbios3.bin	8192	70483280	b44b09da94d77b0269fc48f07d130b2d74c4bb8f	bios	c000	good	no	p860110

chip

type	tag	name	clock
cpu	maincpu	Intel 8088	4772727
cpu	dma8237	AM9517A	4772727
cpu	keyboard:mcu	Motorola MC6801	4915200
audio	mono	Speaker
audio	speaker	Filtered DAC
audio	fdc:0:525sd:flopsndout	Speaker
audio	fdc:0:525sd:floppysound	Floppy sound	44100
audio	fdc:1:525sd:flopsndout	Speaker
audio	fdc:1:525sd:floppysound	Floppy sound	44100

device_ref

name
i8088
i8087
am9517a
eispc_kb
m6801
i8251
pic8259
i8255
pc_lpt
centronics
centronics_printer
printer_image
input_buffer
input_buffer
input_buffer
output_latch
output_latch
pit8253
pit_counter
pit_counter
pit_counter
speaker
speaker_sound_device
isa8
isa8_slot
isa_epc_mda
screen
hd6845s
isa8_slot
isa8_slot
isa8_slot
isa8_slot
isa8_slot
ram
i8272a
floppy_connector
floppy_525_sd
speaker
flopsnd
floppy_connector
floppy_525_sd
speaker
flopsnd
ins8250
rs232

biosset

name	description	default
p840705	P840705	no
p860110	P860110	yes

sound

channels
3

ramoption

name	default
256K
384K
512K
640K
128K	yes

device, instance

type	tag	interface	name	briefname
printout	lpt:centronics:printer:printer		printout	prin
floppydisk	fdc:0:525sd	floppy_5_25	floppydisk1	flop1
floppydisk	fdc:1:525sd	floppy_5_25	floppydisk2	flop2

device, extension

type	tag	interface	extension_names
printout	lpt:centronics:printer:printer		prn
floppydisk	fdc:0:525sd	floppy_5_25	mfi, dfi, mfm, td0, imd, 86f, d77, d88, 1dd, cqm, cqi, dsk, ima, img, ufi, 360, ipf
floppydisk	fdc:1:525sd	floppy_5_25	mfi, dfi, mfm, td0, imd, 86f, d77, d88, 1dd, cqm, cqi, dsk, ima, img, ufi, 360, ipf

input

players	coins	service	tilt
1		no	no

control

type	player	buttons	ways	reverse	minimum	maximum	sensitivity	keydelta	ways2	ways3	reqbuttons
keyboard		84		no

port, analog

port_tag	analog_masks
:DSW
:J10
:S21
:isa1:epc_mda:MONITOR
:isa1:epc_mda:S1
:keyboard:P10
:keyboard:P11
:keyboard:P12
:keyboard:P13
:keyboard:P14
:keyboard:P15

slot, slotoption

slot_name	slotoption_name	slotoption_devname	slotoption_default
lpt:centronics	nlq401	nlq401	no
lpt:centronics	smartboard	centronics_smartboard	no
lpt:centronics	chessmec	centronics_chessmec	no
lpt:centronics	samdac	centronics_samdac	no
lpt:centronics	covox_stereo	covox_stereo	no
lpt:centronics	adaptator	adaptator_multitap	no
lpt:centronics	digiblst	cpcdigiblst	no
lpt:centronics	lx800	lx800	no
lpt:centronics	jx80	epson_jx80	no
lpt:centronics	ap2000	ap2000	no
lpt:centronics	ex800	ex800	no
lpt:centronics	fx80	epson_fx80	no
lpt:centronics	rx80	epson_rx80	no
lpt:centronics	mz1p16	mz1p16	no
lpt:centronics	covox	covox	no
lpt:centronics	pl80	comx_pl80	no
lpt:centronics	lx810l	lx810l	no
lpt:centronics	p72	p72	no
lpt:centronics	printer	centronics_printer	yes
isa1	epc_twib	eistwib	no
isa1	ega	ega	no
isa1	epc_mda	isa_epc_mda	yes
isa2	epc_twib	eistwib	no
isa2	ega	ega	no
isa2	epc_mda	isa_epc_mda	no
isa3	epc_twib	eistwib	no
isa3	ega	ega	no
isa3	epc_mda	isa_epc_mda	no
isa4	epc_twib	eistwib	no
isa4	ega	ega	no
isa4	epc_mda	isa_epc_mda	no
isa5	epc_twib	eistwib	no
isa5	ega	ega	no
isa5	epc_mda	isa_epc_mda	no
isa6	epc_twib	eistwib	no
isa6	ega	ega	no
isa6	epc_mda	isa_epc_mda	no
fdc:0	525sd	floppy_525_sd	yes
fdc:1	525sd	floppy_525_sd	yes
com1	terminal	serial_terminal	no
com1	sunkbd	sunkbd_adaptor	no
com1	dec_loopback	dec_rs232_loopback	no
com1	ie15	ie15_terminal	no
com1	null_modem	null_modem	no
com1	keyboard	serial_keyboard	no
com1	patch	rs232_patch_box	no
com1	swtpc8212	swtpc8212_terminal	no
com1	printer	serial_printer	no
com1	scorpion	scorpion_ic	no
com1	loopback	rs232_loopback	no
com1	mockingboard	mockingboardd	no
com1	msystems_mouse	rs232_mouse_hle_msystems	no
com1	nss_tvi	nss_tvinterface	no
com1	rs232_sync_io	rs232_sync_io	no
com1	pty	pseudo_terminal	no
com1	votraxtnt	serial_votraxtnt	no
com1	rs_printer	rs_serial_printer	no

configuration

Ericsson Monochrome HR Monitors

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Ericsson Monochrome HR Monitors	isa1:epc_mda:MONITOR	1

setting

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Amber 3111	0	yes
B&W 3712/3715	1	no

dipswitch

Not used

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Not used	DSW	1

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
ON - Don't use	0	no
OFF - Factory Setting	1	yes

8087 installed

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
8087 installed	DSW	2

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
No	0	yes
Yes	2	no

Not used

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Not used	DSW	4

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
ON - Don't care	0	no
OFF - Factory Setting	4	yes

Not used

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Not used	DSW	8

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
ON - Factory Setting	0	yes
OFF - Don't use	8	no

Main monitor

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Main monitor	DSW	48

value

name	value	default
Not used	0	no
Optional 1020 color	16	no
Not used	32	no
3111 HR Monochrome	48	yes

Number of floppy drives

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Number of floppy drives	DSW	192

value

name	value	default
1	0	no
2	64	yes
Not used	128	no
Not used	192	no

IRQ2

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
IRQ2	J10	3

value

name	value	default
no jumper	0	yes
LPT	1	no
COM	2	no

IRQ3

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
IRQ3	J10	12

value

name	value	default
no jumper	0	yes
LPT	4	no
COM	8	no

IRQ4

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
IRQ4	J10	48

value

name	value	default
no jumper	0	no
LPT	16	no
COM	32	yes

IRQ7

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
IRQ7	J10	192

value

name	value	default
no jumper	0	no
LPT	64	yes
COM	128	no

Keyboard Clock/Reset pin

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Keyboard Clock/Reset pin	S21	1

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
PB6	0	yes
4.8kHz	1	no

Color emulation

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Color emulation	isa1:epc_mda:S1	1

location

name	number	inverted
S1	1	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Disabled	0	yes
Enabled	1	no

Unused

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Unused	isa1:epc_mda:S1	2

location

name	number	inverted
S1	2	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Off	2	yes
On	0	no