M24 - mame (0278) machine

MAME: 0278 - Released: 2025-06-29T00:16:39 - Machines: 48574 - rom: 362783 - disk: 1374

machine

• XML • JSON • AO

name	sourcefile	sampleof	isbios	isdevice	ismechanical	runnable	description	year	manufacturer	cloneof	romof
m24	olivetti/m24.cpp		no	no	no	yes	M24	1983	Olivetti	ibm5150	ibm5150

display

tag	type	rotate	width	height	refresh	pixclock	htotal	hbend	hbstart	vtotal	vbend	vbstart	flipx
mb1:cga_m24:screen	raster	0	640	400	33.982164	14318181	912	0	640	462	0	400	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
m24_bios11h.rom	8192	f08e859a	c2ede7ce4472c77462d1d841e2b47e8b306c563d	bios	4001	good	no	v1.1
m24_bios11l.rom	8192	ec494e66	51259cf9fd9f6a6855d52730206ff66ad3367ea4	bios	4000	good	no	v1.1
m24_bios121h.rom	8192	93292715	863eccfb3beca6e64c5b0cc070c64394bad7da82	bios	4001	good	no	v1.21
m24_bios121l.rom	8192	1acbc9d7	d3696e38853cea31e70ffa4e13e127ec7551bf57	bios	4000	good	no	v1.21
m24_bios136h.rom	8192	25cbf8ba	1ab90985852544d2c12b47bb7f20f9faccabdf88	bios	4001	good	no	v1.36
m24_bios136l.rom	8192	e2f738c0	da9771325a5021cf9908997e0e0d14e47258125f	bios	4000	good	no	v1.36
olivetti_m24_version_1.43_high.bin	8192	04e697ba	1066dcc849e6289b5ac6372c84a590e456d497a6	bios	4001	good	no	v1.43
olivetti_m24_version_1.43_low.bin	8192	ff7e0f10	13423011a9bae3f3193e8c199f98a496cab48c0f	bios	4000	good	no	v1.43
pdbd.tms2516.kbdmcu_replacement_board.10u	2048	b8c4c18a	25b4c24e19ff91924c53557c66513ab242d926c6	kbc	0	good	no

chip

type	tag	name	clock
cpu	maincpu	Intel 8086	8000000
cpu	dmac	AM9517A	4000000
cpu	kbc	Texas Instruments TMS7000	4000000
cpu	keyboard:mcu	Intel 8049	6000000
cpu	z8000_apb:z8000	Zilog Z8001	4000000
audio	mono	Speaker
audio	speaker	Filtered DAC
audio	mb2:fdc_xt:fdc:0:525dd:flopsndout	Speaker
audio	mb2:fdc_xt:fdc:0:525dd:floppysound	Floppy sound	44100
audio	mb2:fdc_xt:fdc:1:525dd:flopsndout	Speaker
audio	mb2:fdc_xt:fdc:1:525dd:floppysound	Floppy sound	44100

softwarelist

tag	name	status	filter
disk_list	ibm5150	original
m24_disk_list	m24	original

device_ref

name
i8086
i8087
am9517a
pic8259
pit8253
pit_counter
pit_counter
pit_counter
speaker
speaker_sound_device
isa8
isa8_slot
cga_m24
screen
palette
hd6845s
isa8_slot
isa8_fdc_xt
upd765a
floppy_connector
floppy_525_dd
speaker
flopsnd
floppy_connector
floppy_525_dd
speaker
flopsnd
isa8_slot
isa_lpt
pc_lpt
centronics
centronics_printer
printer_image
input_buffer
input_buffer
input_buffer
output_latch
output_latch
isa8_slot
isa_com
ins8250
ins8250
rs232
rs232_mouse_hle_logitech
rs232
isa8_slot
isa8_slot
isa8_slot
ram
tms7000
m24_kbd
i8049
mm58174
m24_z8000
z8001
pit8253
pit_counter
pit_counter
pit_counter
i8251
software_list
software_list

biosset

name	description	default
v1.1	v1.1	no
v1.21	v1.21	no
v1.36	v1.36	no
v1.43	v1.43	no

sound

channels
3

feature

type	status	overall
graphics		imperfect

ramoption

name	default
128K
256K
512K
640K	yes

device, instance

type	tag	interface	name	briefname
floppydisk	mb2:fdc_xt:fdc:0:525dd	floppy_5_25	floppydisk1	flop1
floppydisk	mb2:fdc_xt:fdc:1:525dd	floppy_5_25	floppydisk2	flop2
printout	mb3:lpt:lpt:centronics:printer:printer		printout	prin

device, extension

type	tag	interface	extension_names
floppydisk	mb2:fdc_xt:fdc:0:525dd	floppy_5_25	mfi, dfi, mfm, td0, imd, 86f, d77, d88, 1dd, cqm, cqi, dsk, ima, img, ufi, 360, ipf
floppydisk	mb2:fdc_xt:fdc:1:525dd	floppy_5_25	mfi, dfi, mfm, td0, imd, 86f, d77, d88, 1dd, cqm, cqi, dsk, ima, img, ufi, 360, ipf
printout	mb3:lpt:lpt:centronics:printer:printer		prn

input

players	coins	service	tilt
2		no	no

control

type	player	buttons	reverse	minimum	maximum	sensitivity
mouse	1	3	no	0	61440	100
keyboard	1	83	no
only_buttons	2	3	no

port, analog

port_tag	analog_masks
:DSW0
:keyboard:MOUSEBTN
:keyboard:ROW.0
:keyboard:ROW.1
:keyboard:ROW.10
:keyboard:ROW.11
:keyboard:ROW.12
:keyboard:ROW.13
:keyboard:ROW.14
:keyboard:ROW.15
:keyboard:ROW.2
:keyboard:ROW.3
:keyboard:ROW.4
:keyboard:ROW.5
:keyboard:ROW.6
:keyboard:ROW.7
:keyboard:ROW.8
:keyboard:ROW.9
:mb1:cga_m24:cga_config
:mb3:lpt:DSW
:mb4:com:serport0:logitech_mouse:BTN
:mb4:com:serport0:logitech_mouse:X	4095
:mb4:com:serport0:logitech_mouse:Y	4095

slot, slotoption

slot_name	slotoption_name	slotoption_devname	slotoption_default
mb2:fdc_xt:fdc:0	35dd	floppy_35_dd	no
mb2:fdc_xt:fdc:0	525dd	floppy_525_dd	yes
mb2:fdc_xt:fdc:1	35dd	floppy_35_dd	no
mb2:fdc_xt:fdc:1	525dd	floppy_525_dd	yes
mb3:lpt:lpt:centronics	nlq401	nlq401	no
mb3:lpt:lpt:centronics	smartboard	centronics_smartboard	no
mb3:lpt:lpt:centronics	chessmec	centronics_chessmec	no
mb3:lpt:lpt:centronics	samdac	centronics_samdac	no
mb3:lpt:lpt:centronics	covox_stereo	covox_stereo	no
mb3:lpt:lpt:centronics	adaptator	adaptator_multitap	no
mb3:lpt:lpt:centronics	digiblst	cpcdigiblst	no
mb3:lpt:lpt:centronics	lx800	lx800	no
mb3:lpt:lpt:centronics	jx80	epson_jx80	no
mb3:lpt:lpt:centronics	ap2000	ap2000	no
mb3:lpt:lpt:centronics	ex800	ex800	no
mb3:lpt:lpt:centronics	fx80	epson_fx80	no
mb3:lpt:lpt:centronics	rx80	epson_rx80	no
mb3:lpt:lpt:centronics	covox	covox	no
mb3:lpt:lpt:centronics	pl80	comx_pl80	no
mb3:lpt:lpt:centronics	lx810l	lx810l	no
mb3:lpt:lpt:centronics	p72	p72	no
mb3:lpt:lpt:centronics	printer	centronics_printer	yes
mb4:com:serport0	null_modem	null_modem	no
mb4:com:serport0	terminal	serial_terminal	no
mb4:com:serport0	msystems_mouse	rs232_mouse_hle_msystems	no
mb4:com:serport0	sun_kbd	sunkbd_adaptor	no
mb4:com:serport0	wheel_mouse	rs232_mouse_hle_wheel	no
mb4:com:serport0	rotatable_mouse	rs232_mouse_hle_rotatable	no
mb4:com:serport0	logitech_mouse	rs232_mouse_hle_logitech	yes
mb4:com:serport0	microsoft_mouse	rs232_mouse_hle_msft	no
mb4:com:serport1	null_modem	null_modem	no
mb4:com:serport1	terminal	serial_terminal	no
mb4:com:serport1	msystems_mouse	rs232_mouse_hle_msystems	no
mb4:com:serport1	sun_kbd	sunkbd_adaptor	no
mb4:com:serport1	wheel_mouse	rs232_mouse_hle_wheel	no
mb4:com:serport1	rotatable_mouse	rs232_mouse_hle_rotatable	no
mb4:com:serport1	logitech_mouse	rs232_mouse_hle_logitech	no
mb4:com:serport1	microsoft_mouse	rs232_mouse_hle_msft	no
isa1	babyblue2	isa_bblue2	no
isa1	epc_twib	eistwib	no
isa1	finalchs	isa_finalchs	no
isa1	epc_mda	isa_epc_mda	no
isa1	chessmsr	isa_chessmsr	no
isa1	asc88	asc88	no
isa1	pds	isa_pds	no
isa1	prose4k1	isa_prose4001	no
isa1	dectalk	dectalk_isa	no
isa1	lba_enhancer	lba_enhancer	no
isa1	wd1002a_wx1	wd1002a_wx1	no
isa1	lpt	isa_lpt	no
isa1	3c503	el2_3c503	no
isa1	pcmidi	isa_pcmidi	no
isa1	wd90c90_jk	wd90c90_jk	no
isa1	fdc_at	isa8_fdc_at	no
isa1	aga	isa_aga	no
isa1	com	isa_com	no
isa1	chessmdr	isa_chessmdr	no
isa1	ibm_mfc	ibm_mfc	no
isa1	cga_cportiii	cga_cportiii	no
isa1	xtide	xtide	no
isa1	cga_m24	cga_m24	no
isa1	mda	isa_ibm_mda	no
isa1	num9rev	number_9_rev	no
isa1	fdc_ps2	isa8_fdc_ps2	no
isa1	ne1000	ne1000	no
isa1	ega	ega	no
isa1	pgc	isa_ibm_pgc	no
isa1	cga_poisk2	cga_poisk2	no
isa1	stereo_fx	stereo_fx	no
isa1	cga_mc1502	cga_mc1502	no
isa1	cga_ec1841	ec1841_0002	no
isa1	fdc	isa8_fdc_superio	no
isa1	cga	cga	no
isa1	sblaster1_5	isa_sblaster1_5	no
isa1	wdxt_gen	wdxt_gen	no
isa1	opus108pm	opus108pm	no
isa1	side116	side116	no
isa1	fdc_xt	isa8_fdc_xt	no
isa1	fdc_smc	isa8_fdc_smc	no
isa1	mpu401	isa_mpu401	no
isa1	sblaster1_0	isa_sblaster1_0	no
isa1	aga_pc200	isa_aga_pc200	no
isa1	hdc	isa_hdc	no
isa1	fdc344	fdc344	no
isa1	fdcmag	fdcmag	no
isa1	adlib	isa_adlib	no
isa1	ssi2001	ssi2001	no
isa1	vga	ibm_vga	no
isa1	hercules	isa_hercules	no
isa1	3xtwin	3xtwin	no
isa1	acb2072	acb2072	no
isa1	gblaster	isa_gblaster	no
isa2	babyblue2	isa_bblue2	no
isa2	epc_twib	eistwib	no
isa2	finalchs	isa_finalchs	no
isa2	epc_mda	isa_epc_mda	no
isa2	chessmsr	isa_chessmsr	no
isa2	asc88	asc88	no
isa2	pds	isa_pds	no
isa2	prose4k1	isa_prose4001	no
isa2	dectalk	dectalk_isa	no
isa2	lba_enhancer	lba_enhancer	no
isa2	wd1002a_wx1	wd1002a_wx1	no
isa2	lpt	isa_lpt	no
isa2	3c503	el2_3c503	no
isa2	pcmidi	isa_pcmidi	no
isa2	wd90c90_jk	wd90c90_jk	no
isa2	fdc_at	isa8_fdc_at	no
isa2	aga	isa_aga	no
isa2	com	isa_com	no
isa2	chessmdr	isa_chessmdr	no
isa2	ibm_mfc	ibm_mfc	no
isa2	cga_cportiii	cga_cportiii	no
isa2	xtide	xtide	no
isa2	cga_m24	cga_m24	no
isa2	mda	isa_ibm_mda	no
isa2	num9rev	number_9_rev	no
isa2	fdc_ps2	isa8_fdc_ps2	no
isa2	ne1000	ne1000	no
isa2	ega	ega	no
isa2	pgc	isa_ibm_pgc	no
isa2	cga_poisk2	cga_poisk2	no
isa2	stereo_fx	stereo_fx	no
isa2	cga_mc1502	cga_mc1502	no
isa2	cga_ec1841	ec1841_0002	no
isa2	fdc	isa8_fdc_superio	no
isa2	cga	cga	no
isa2	sblaster1_5	isa_sblaster1_5	no
isa2	wdxt_gen	wdxt_gen	no
isa2	opus108pm	opus108pm	no
isa2	side116	side116	no
isa2	fdc_xt	isa8_fdc_xt	no
isa2	fdc_smc	isa8_fdc_smc	no
isa2	mpu401	isa_mpu401	no
isa2	sblaster1_0	isa_sblaster1_0	no
isa2	aga_pc200	isa_aga_pc200	no
isa2	hdc	isa_hdc	no
isa2	fdc344	fdc344	no
isa2	fdcmag	fdcmag	no
isa2	adlib	isa_adlib	no
isa2	ssi2001	ssi2001	no
isa2	vga	ibm_vga	no
isa2	hercules	isa_hercules	no
isa2	3xtwin	3xtwin	no
isa2	acb2072	acb2072	no
isa2	gblaster	isa_gblaster	no
isa3	babyblue2	isa_bblue2	no
isa3	epc_twib	eistwib	no
isa3	finalchs	isa_finalchs	no
isa3	epc_mda	isa_epc_mda	no
isa3	chessmsr	isa_chessmsr	no
isa3	asc88	asc88	no
isa3	pds	isa_pds	no
isa3	prose4k1	isa_prose4001	no
isa3	dectalk	dectalk_isa	no
isa3	lba_enhancer	lba_enhancer	no
isa3	wd1002a_wx1	wd1002a_wx1	no
isa3	lpt	isa_lpt	no
isa3	3c503	el2_3c503	no
isa3	pcmidi	isa_pcmidi	no
isa3	wd90c90_jk	wd90c90_jk	no
isa3	fdc_at	isa8_fdc_at	no
isa3	aga	isa_aga	no
isa3	com	isa_com	no
isa3	chessmdr	isa_chessmdr	no
isa3	ibm_mfc	ibm_mfc	no
isa3	cga_cportiii	cga_cportiii	no
isa3	xtide	xtide	no
isa3	cga_m24	cga_m24	no
isa3	mda	isa_ibm_mda	no
isa3	num9rev	number_9_rev	no
isa3	fdc_ps2	isa8_fdc_ps2	no
isa3	ne1000	ne1000	no
isa3	ega	ega	no
isa3	pgc	isa_ibm_pgc	no
isa3	cga_poisk2	cga_poisk2	no
isa3	stereo_fx	stereo_fx	no
isa3	cga_mc1502	cga_mc1502	no
isa3	cga_ec1841	ec1841_0002	no
isa3	fdc	isa8_fdc_superio	no
isa3	cga	cga	no
isa3	sblaster1_5	isa_sblaster1_5	no
isa3	wdxt_gen	wdxt_gen	no
isa3	opus108pm	opus108pm	no
isa3	side116	side116	no
isa3	fdc_xt	isa8_fdc_xt	no
isa3	fdc_smc	isa8_fdc_smc	no
isa3	mpu401	isa_mpu401	no
isa3	sblaster1_0	isa_sblaster1_0	no
isa3	aga_pc200	isa_aga_pc200	no
isa3	hdc	isa_hdc	no
isa3	fdc344	fdc344	no
isa3	fdcmag	fdcmag	no
isa3	adlib	isa_adlib	no
isa3	ssi2001	ssi2001	no
isa3	vga	ibm_vga	no
isa3	hercules	isa_hercules	no
isa3	3xtwin	3xtwin	no
isa3	acb2072	acb2072	no
isa3	gblaster	isa_gblaster	no

configuration

CGA character set

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
CGA character set	mb1:cga_m24:cga_config	3

setting

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

CGA monitor type

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
CGA monitor type	mb1:cga_m24:cga_config	28

setting

name	value	default
Colour RGB	0	yes
Mono RGB	4	no
Colour composite	8	no
Television	12	no
LCD	16	no

CGA chipset

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
CGA chipset	mb1:cga_m24:cga_config	224

setting

name	value	default
IBM	0	yes
Amstrad PC1512	32	no
Amstrad PPC512	64	no
ATI	96	no
Paradise	128	no

dipswitch

8087 installed

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
8087 installed	DSW0	16

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
No	0	yes
Yes	16	no

Serial Port

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Serial Port	DSW0	32

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Z8530 SCC	32	no
INS8250	0	yes

RAM banks

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
RAM banks	DSW0	143

value

name	value	default
128K	1	no
256K	130	no
512K - 256/256	132	no
512K - 512/0	8	no
640K - 256/384	133	no
640K - 128/512	141	no
640K - 512/128	137	yes

FDD Type

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
FDD Type	DSW0	256

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
360K	0	yes
720K	256	no

FDD spinup

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
FDD spinup	DSW0	512

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Slow	0	no
Fast	512	yes

HDD ROM

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
HDD ROM	DSW0	1024

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Internal	0	no
External	1024	yes

Scroll rate

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Scroll rate	DSW0	2048

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Slow	2048	no
Fast	0	yes

Graphics adapter

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Graphics adapter	DSW0	12288

value

name	value	default
EGA/VGA	0	no
Color 40x25	4096	no
Color 80x25	8192	yes
Monochrome	12288	no

Number of floppy drives

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Number of floppy drives	DSW0	49152

value

name	value	default
1	0	no
2	16384	yes
3	32768	no
4	49152	no

Base address

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Base address	mb3:lpt:DSW	1

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
0x378	0	yes
0x278	1	no