Major Havoc (prototype) - 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
mhavocp	atari/mhavoc.cpp		no	no	no	yes	Major Havoc (prototype)	1983	Atari	mhavoc	mhavoc

display

tag	type	rotate	width	height	refresh	pixclock	htotal	hbend	hbstart	vtotal	vbend	vbstart	flipx
screen	vector	0			50.000000								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
136025.010	8192	3050c0e6	f19a9538996d949cdca7e6abd4f04e8ff6e0e2c1	vectorrom	0	good	no
136025.016	16384	94caf6c0	8734411280bd0484c99a59231b97ad64d6e787e8	alpha	8000	good	no
136025.017	16384	05cba70a	c069e6dec3e5bc278103156d0908ab93f3784be1	alpha	c000	good	no
136025.015	16384	c567c11b	23b89389f59bb6a040342adfe583818a91ce5bff	alpha	10000	good	no
136025.018	16384	a8c35ccd	c243a5407557390a64c6560d857f5031f839973f	alpha	14000	good	no
136025.006	16384	e272ed41	0de395d1c4300a64da7f45746d7b550779e36a21	avg	0	good	no
136025.007	16384	e152c9d8	79d0938fa9ad262c7f28c5a8ad21004a4dec9ed8	avg	4000	good	no
136025.008	16384	22ea7399	eeda8cc40089506063835a62c3273e7dd3918fd5	gamma	0	good	no
136002-125.6c	256	5903af03	24bc0366f394ad0ec486919212e38be0f08d0239	avg:prom	0	good	no	136002-125.6c

chip

type	tag	name	clock
cpu	alpha	MOS Technology 6502	2500000
cpu	gamma	MOS Technology 6502	1250000
cpu	pokey1	Atari C012294 POKEY	1250000
cpu	pokey2	Atari C012294 POKEY	1250000
cpu	pokey3	Atari C012294 POKEY	1250000
cpu	pokey4	Atari C012294 POKEY	1250000
audio	mono	Speaker
audio	pokey1	Atari C012294 POKEY	1250000
audio	pokey2	Atari C012294 POKEY	1250000
audio	pokey3	Atari C012294 POKEY	1250000
audio	pokey4	Atari C012294 POKEY	1250000

device_ref

name
m6502
2804
timer
watchdog
vector_device
screen
avg_mhavoc
speaker
m6502
pokey
pokey
pokey
pokey

sound

channels
1

input

players	coins	service	tilt
2	2	no	no

control

type	player	buttons	ways	reverse	minimum	maximum	sensitivity	keydelta	ways2	ways3	reqbuttons
dial	1	2		yes	0	255	100	40
only_buttons	2	2		no

port, analog

port_tag	analog_masks
:COIN
:DIAL	255
:DSW1
:DSW2
:IN0
:IN1
:SERVICE

dipswitch

Lives

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Lives	DSW1	3

location

name	number	inverted
SW1	7	no
SW1	8	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
1	0	yes
2	1	no
3	2	no
4	3	no

Bonus Life

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Bonus Life	DSW1	12

location

name	number	inverted
SW1	5	no
SW1	6	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
50000	12	no
100000	0	yes
200000	4	no
None	8	no

Difficulty

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Difficulty	DSW1	48

location

name	number	inverted
SW1	3	no
SW1	4	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Easy	16	no
Medium	0	yes
Hard	48	no
Demo	32	no

Lives

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Lives	DSW1	192

location

name	number	inverted
SW1	1	no
SW1	2	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
3 (2 in Free Play)	0	yes
4 (3 in Free Play)	192	no
5 (4 in Free Play)	128	no
6 (5 in Free Play)	64	no

Coinage

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Coinage	DSW2	3

location

name	number	inverted
SW2	7	no
SW2	8	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
2 Coins/1 Credit	2	no
1 Coin/1 Credit	3	yes
1 Coin/2 Credits	0	no
Free Play	1	no

Right Coin Mechanism

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Right Coin Mechanism	DSW2	12

location

name	number	inverted
SW2	5	no
SW2	6	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
x1	12	yes
x4	8	no
x5	4	no
x6	0	no

Left Coin Mechanism

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Left Coin Mechanism	DSW2	16

location

name	number	inverted
SW2	4	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
x1	16	yes
x2	0	no

Bonus Credits

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Bonus Credits	DSW2	224

location

name	number	inverted
SW2	1	no
SW2	2	no
SW2	3	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
2 each 4	128	no
1 each 3	64	no
1 each 4	160	no
1 each 5	96	no
None	224	yes

Credit to start

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Credit to start	SERVICE	1

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
1	1	yes
2	0	no

Service Mode

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Service Mode	SERVICE	2

value

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