LSI Octopus - mame (0287) machine

machine

• XML • JSON • RUN

name	sourcefile	sampleof	isbios	isdevice	ismechanical	runnable	description	year	manufacturer	cloneof	romof
octopus	lsi/octopus.cpp		no	no	no	yes	LSI Octopus	1986	Digital Microsystems

snap

Key	Length	LastWriteTime	Width	Height	HorizontalResolution	VerticalResolution	PaletteLength	PixelFormat	PropertyItems	PixelSHA1
octopus	1068	29/12/2025 11:31:37	640	480	96	96	0	Format24bppRgb	305:MAME 0.203 (Oct 31 2018)	f971f36357cc45414090cecece55a91ee19aab29

display

tag	type	rotate	width	height	refresh	pixclock	htotal	hbend	hbstart	vtotal	vbend	vbstart	flipx
screen	raster	0	729	325	49.797697	16000000	918	0	729	350	0	325	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	merge	bios
octopus_main_prom	16384	b5b4518d	41b8729c4c9074914fd4ea181c8b6d4805ee2b93	user1	0	good	no
octopus_gfx_card	8192	b2386534	5e3c4682afb4eb222e48a7203269a16d26911836	chargen	0	good	no

chip

type	tag	name	clock
cpu	maincpu	Intel 8088	8000000
cpu	subcpu	Zilog Z80	6000000
cpu	dma1	AM9517A	4000000
cpu	dma2	AM9517A	4000000
audio	fdc:0:525dd:flopsndout	Speaker
audio	fdc:0:525dd:floppysound	Floppy sound	44100
audio	fdc:1:525dd:flopsndout	Speaker
audio	fdc:1:525dd:floppysound	Floppy sound	44100
audio	mono	Speaker
audio	speaker	Filtered DAC

softwarelist

tag	name	status	filter
fd_list	octopus	original

device_ref

tag	name
:maincpu	i8088
:subcpu	z80
:dma1	am9517a
:dma2	am9517a
:pic_master	pic8259
:pic_slave	pic8259
:ppi	i8255
:rtc	mc146818
:keyboard	i8251
:keyboard_port	rs232
:keyboard_port:octopus	octopus_kb
:keyboard_clock_rx	clock
:keyboard_clock_tx	clock
:fdc	fd1793
:fdc:0	floppy_connector
:fdc:0:525dd	floppy_525_dd
:fdc:0:525dd:flopsndout	speaker
:fdc:0:525dd:floppysound	flopsnd
:fdc:1	floppy_connector
:fdc:1:525dd	floppy_525_dd
:fdc:1:525dd:flopsndout	speaker
:fdc:1:525dd:floppysound	flopsnd
:fd_list	software_list
:pit	pit8253
:pit:counter0	pit_counter
:pit:counter1	pit_counter
:pit:counter2	pit_counter
:mono	speaker
:speaker	speaker_sound_device
:serial	z80sio
:serial:cha	z80sio_channel
:serial:chb	z80sio_channel
:serial_a	rs232
:serial_b	rs232
:parallel	centronics
:parallel:printer	centronics_printer
:parallel:printer:printer	printer_image
:screen	screen
:crtc	scn2674
:z80_bank	address_map_bank
:ram	ram

sound

channels
3

ramoption

name	default
128K
512K
768K
256K	yes

device, instance

type	tag	interface	name	briefname
floppydisk	fdc:0:525dd	floppy_5_25	floppydisk1	flop1
floppydisk	fdc:1:525dd	floppy_5_25	floppydisk2	flop2
printout	parallel:printer:printer		printout	prin

device, extension

type	tag	interface	extension_names
floppydisk	fdc:0:525dd	floppy_5_25	mfi, dfi, mfm, td0, imd, 86f, d77, d88, 1dd, cqm, cqi, dsk
floppydisk	fdc:1:525dd	floppy_5_25	mfi, dfi, mfm, td0, imd, 86f, d77, d88, 1dd, cqm, cqi, dsk
printout	parallel:printer:printer		prn

input

players	coins	service	tilt
1		no	no

control

type	player	buttons	ways	reverse	minimum	maximum	sensitivity	keydelta	ways2	ways3
keyboard		110		no

port, analog

port_tag	analog_masks
:DSWA
:keyboard_port:octopus:LINE0
:keyboard_port:octopus:LINE1
:keyboard_port:octopus:LINE2
:keyboard_port:octopus:LINE3
:keyboard_port:octopus:LINE4
:keyboard_port:octopus:LINE5
:keyboard_port:octopus:LINE6
:keyboard_port:octopus:LINE7
:keyboard_port:octopus:LINE8
:keyboard_port:octopus:LINE9
:keyboard_port:octopus:LINEA
:keyboard_port:octopus:LINEB
:keyboard_port:octopus:LINEC
:keyboard_port:octopus:LINED
:keyboard_port:octopus:LINEE
:keyboard_port:octopus:LINEF

slot, slotoption

slot_name	slotoption_name	slotoption_devname	slotoption_default
keyboard_port	octopus	octopus_kb	yes
fdc:0	525dd	floppy_525_dd	yes
fdc:1	525dd	floppy_525_dd	yes
serial_a	terminal	serial_terminal	no
serial_a	sunkbd	sunkbd_adaptor	no
serial_a	votraxtnt	serial_votraxtnt	no
serial_a	rs_printer	rs_serial_printer	no
serial_a	dec_loopback	dec_rs232_loopback	no
serial_a	h19	serial_heath_h19	no
serial_a	ie15	ie15_terminal	no
serial_a	null_modem	null_modem	no
serial_a	keyboard	serial_keyboard	no
serial_a	patch	rs232_patch_box	no
serial_a	swtpc8212	swtpc8212_terminal	no
serial_a	printer	serial_printer	no
serial_a	scorpion	scorpion_ic	no
serial_a	loopback	rs232_loopback	no
serial_a	mockingboard	mockingboardd	no
serial_a	msystems_mouse	rs232_mouse_hle_msystems	no
serial_a	nss_tvi	nss_tvinterface	no
serial_a	rs232_sync_io	rs232_sync_io	no
serial_a	pty	pseudo_terminal	no
serial_b	terminal	serial_terminal	no
serial_b	sunkbd	sunkbd_adaptor	no
serial_b	votraxtnt	serial_votraxtnt	no
serial_b	rs_printer	rs_serial_printer	no
serial_b	dec_loopback	dec_rs232_loopback	no
serial_b	h19	serial_heath_h19	no
serial_b	ie15	ie15_terminal	no
serial_b	null_modem	null_modem	no
serial_b	keyboard	serial_keyboard	no
serial_b	patch	rs232_patch_box	no
serial_b	swtpc8212	swtpc8212_terminal	no
serial_b	printer	serial_printer	no
serial_b	scorpion	scorpion_ic	no
serial_b	loopback	rs232_loopback	no
serial_b	mockingboard	mockingboardd	no
serial_b	msystems_mouse	rs232_mouse_hle_msystems	no
serial_b	nss_tvi	nss_tvinterface	no
serial_b	rs232_sync_io	rs232_sync_io	no
serial_b	pty	pseudo_terminal	no
parallel	printer	centronics_printer	yes
parallel	ap2000	ap2000	no
parallel	lx800	lx800	no
parallel	lx810l	lx810l	no
parallel	ex800	ex800	no
parallel	pl80	comx_pl80	no

dipswitch

Number of floppy drives

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Number of floppy drives	DSWA	3

location

name	number	inverted
SWA	1	no
SWA	2	no

value

name	value	default
None	0	no
1 Floppy	1	no
2 Floppies	2	yes
Not used	3	no

Quad drives

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Quad drives	DSWA	4

location

name	number	inverted
SWA	3	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Disabled	0	yes
Enabled	4	no

Winchester drive type

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Winchester drive type	DSWA	56

location

name	number	inverted
SWA	4	no
SWA	5	no
SWA	6	no

value

name	value	default
None	0	yes
RO201	8	no
RO202	16	no
Reserved	24	no
RO204	32	no
Reserved	40	no
RO208	48	no
Reserved	56	no

Unused

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Unused	DSWA	64

location

name	number	inverted
SWA	7	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Off	0	yes
On	64	no

Colour monitor connected

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Colour monitor connected	DSWA	128

location

name	number	inverted
SWA	8	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
No	0	no
Yes	128	yes