21 (Sigma) - mame (0280) machine

MAME: 0280 - Released: 2025-08-29T22:26:57 - Lists: 731 - Software: 139884 - rom: 235974 - disk: 11384

machine

• XML • JSON • AO

name	sourcefile	sampleof	isbios	isdevice	ismechanical	runnable	description	year	manufacturer	cloneof	romof
sigma21	sigma/sigma21.cpp		no	no	no	yes	21 (Sigma)	197?	Sigma Enterprises

display

tag	type	rotate	width	height	refresh	pixclock	htotal	hbend	hbstart	vtotal	vbend	vbstart	flipx
screen	raster	0	256	224	56.360709	5600000	360	0	256	276	0	224	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
21_108-.i35	2048	06fde41e	b2088c38b4455102bbe2edf6137d066a69bfd05d	program	0	good	no
21_108-.i36	2048	6bfce933	038f5b6a3b09506f9dc32933fb1dd284124a09aa	program	800	baddump	no
21_108-.i37	2048	79fb8f3e	6245da1b26633a02cbbf19b23213096533840041	program	1000	baddump	no
ic23.rom	2048	ce045516	439e82ccacd4c802bc4e6d72a7756933924ba5f5	gfx	0	good	no
ic25.rom	2048	01e31462	27bf1c18a6d28739649b693c66212c81e8cda297	gfx	800	good	no
bprom.bin	256	c0e5e4e0	c42636c4723fe8b2b00868af5dd33c0608b3fecc	proms	0	good	no

chip

type	tag	name	clock
cpu	maincpu	Motorola MC6809	5600000

device_ref

name
mc6809
pia6821
screen
mc6845
gfxdecode
palette

sound

channels
0

feature

type	status	overall
sound	unemulated

input

players	coins	service	tilt
0		no	no