Defence Command (bootleg of Defender) - mame (0287) machine

machine

• XML • JSON • RUN

name	sourcefile	sampleof	isbios	isdevice	ismechanical	runnable	description	year	manufacturer	cloneof	romof
defence	midway/williams.cpp		no	no	no	yes	Defence Command (bootleg of Defender)	1981	bootleg (Outer Limits)	defender	defender

snap

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Key	Length	LastWriteTime	Width	Height	HorizontalResolution	VerticalResolution	PaletteLength	PixelFormat	PropertyItems	PixelSHA1
defence	1519	29/12/2025 11:31:19	292	240	96	96	0	Format24bppRgb	305:MAME 0.154 (Jul 24 2014)	02ae8ead1e4744f46da44611053a8e15a706e76a

display

tag	type	rotate	width	height	refresh	pixclock	htotal	hbend	hbstart	vtotal	vbend	vbstart	flipx
screen	raster	0	292	240	60.096154	8000000	512	12	304	260	7	247	no

driver

status	emulation	savestate	requiresartwork	unofficial	nosoundhardware	incomplete	cocktail
good	good	supported	no	no	no	no

rom

name	size	crc	sha1	region	offset	status	optional	merge	bios
1	4096	ebc93622	bd1c098e91b24409925d01aa25de013451dba8e6	maincpu	0	good	no
2	4096	2a4f4f44	8c0519fcb631e05e967cf0953ab2749183655594	maincpu	1000	good	no
3	4096	a4112f91	aad7ae81da7c20c7f4c1ef41697c8900a0c81f8e	maincpu	2000	good	no
0	2048	7a1e5998	c133f43427540b39a383db7f46298942420d138a	banked	0	good	no
7	2048	4c2616a3	247411e2bb6618f77df6ea74aef1743fafb491a3	banked	800	good	no
9	2048	7b146003	04746f1b037bf6549fd53cff8f8c37136fce099e	banked	1000	good	no
6	2048	6d748030	060ddf95eeb1318695a25c8c082a670fcdf117e7	banked	1800	good	no
8	2048	52d5438b	087268ca30a42c00dbeceb4df901ddf80ae50125	banked	2000	good	no
5	2048	4a270340	317fcc3156a099dbe48a0658757a9d6c4c54b23a	banked	2800	good	no
4	2048	e13f457c	c706babc0005dfeb3c1b880047da6ec04bce407d	banked	6000	good	no
defcmnda.snd	2048	f122d9c9	70092fc354a2efbe7365be922fa36309b50d5c6f	soundcpu	f800	good	no

chip

type	tag	name	clock
cpu	maincpu	Motorola MC6809E	1000000
cpu	soundcpu	Motorola MC6808	3579545
audio	speaker	Speaker
audio	dac	MC1408 DAC

device_ref

tag	name
:maincpu	mc6809e
:soundcpu	m6808
:nvram	nvram
:scan_timer	timer
:240_timer	timer
:watchdog	watchdog
:screen	screen
:palette	palette
:speaker	speaker
:dac	mc1408
:mainirq	ipt_merge_any_hi
:soundirq	ipt_merge_any_hi
:pia_0	pia6821
:pia_1	pia6821
:pia_2	pia6821

sound

channels
1

input

players	coins	service	tilt
1	3	yes	yes

control

type	player	buttons	ways	reverse	minimum	maximum	sensitivity	keydelta	ways2	ways3
joy		5	vertical2	no

port, analog

port_tag	analog_masks
:IN0
:IN1
:IN2