Major Havoc (rev 2) - 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
mhavoc2	atari/mhavoc.cpp		no	no	no	yes	Major Havoc (rev 2)	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
136025.110	8192	16eef583	277252bd716dd96d5b98ec5e33a3a6a3bc1a9abf	vectorrom	0	good	no
136025.103	16384	bf192284	4c2dc3ba75122e521ebf2c42f89b31737613c2df	alpha	8000	good	no
136025.104	16384	833c5d4e	932861b2a329172247c1a5d0a6498a00a1fce814	alpha	c000	good	no
136025.101	16384	2b3b591f	39fd6fdd14367906bc0102bde15d509d3289206b	alpha	10000	good	no
136025.109	16384	4d766827	7697bf6f92bff0e62850ed75ff66008a08583ef7	alpha	14000	good	no
136025.106	16384	2ca83c76	cc1adca32f70af30c4590e9fd6b056b051ccdb38	avg	0	good	no	136025.106
136025.107	16384	5f81c5f3	be4055727a2d4536e37ec20150deffdb5af5b01f	avg	4000	good	no	136025.107
136025.108	16384	93faf210	7744368a1d520f986d1c4246113a7e24fcdd6d04	gamma	0	good	no	136025.108
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

Adaptive Difficulty

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Adaptive Difficulty	DSW1	1

location

name	number	inverted
SW1	8	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Off	1	no
On	0	yes

Demo Sounds

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Demo Sounds	DSW1	2

location

name	number	inverted
SW1	7	no

value

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

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