Chicken Draw (2131-04, U5-1) - mame (0280) machine

MAME: 0280 - Released: 2025-08-29T22:26:57 - Machines: 48893 - rom: 364836 - disk: 1378

machine

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name	sourcefile	sampleof	isbios	isdevice	ismechanical	runnable	description	year	manufacturer	cloneof	romof
chkndraw	merit/merit.cpp		no	no	no	yes	Chicken Draw (2131-04, U5-1)	1984	Merit

display

tag	type	rotate	width	height	refresh	pixclock	htotal	hbend	hbstart	vtotal	vbend	vbstart	flipx
screen	raster	0	512	256	76.293945	10000000	512	0	512	256	0	256	no

driver

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

rom

name	size	crc	sha1	region	offset	status	optional	merge	bios
2131-04_u5-1.u5	8192	abc38151	a56f7e535e265cbff697863fdfa5e5c2ef8b690a	maincpu	0	good	no
2131-04_u6-1.u6	8192	a0ad37b6	f6722a8920d894cbce43fa78f2812cd81e5e9185	maincpu	2000	good	no
2131-04_u7-0.u7	8192	c8af231d	97f36420c9f4dd75c673003b9fd8287517b948f0	maincpu	4000	good	no
u39	8192	115d1fe5	c01287bf2ee34f94f38092a14ef6a76ebc970c2c	gfx1	0	good	no
u38	8192	841f5515	47451418d9da845b5c4cf054e1dbbf68afa5bcee	gfx1	2000	good	no
u37	8192	f554134d	417dc83d24b4d39232b680e4004bf050c9cbb159	gfx1	4000	good	no
u40b	8192	c53a9e90	2076d045c279405083fec8949425532e7e7e7844	gfx2	0	baddump	no

chip

type	tag	name	clock
cpu	maincpu	Zilog Z80	2500000
audio	mono	Speaker
audio	aysnd	AY-3-8912A PSG	1250000

device_ref

name
z80
i8255
i8255
screen
mc6845
speaker
ay8912

sound

channels
1

feature

type	status	overall
graphics	imperfect

input

players	coins	service	tilt
2	2	yes	no

control

type	player	buttons	ways	reverse	minimum	maximum	sensitivity	keydelta	ways2	ways3	reqbuttons
gambling	1	9		no
only_buttons	2	7		no

port, analog

port_tag	analog_masks
:DSW
:IN0
:IN1
:IN2

dipswitch

Raise Option

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Raise Option	DSW	1

location

name	number	inverted
SW1	1	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Raise Enabled	1	no
No Raise	0	yes

Format

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Format	DSW	2

location

name	number	inverted
SW1	2	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Format S	2	no
Format M	0	yes

Second Joker In Deck

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Second Joker In Deck	DSW	4

location

name	number	inverted
SW1	3	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Off	0	yes
Play 4 Points	4	no

Unknown

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Unknown	DSW	8

location

name	number	inverted
SW1	4	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Off	8	no
On	0	yes

Points Per Coin

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Points Per Coin	DSW	16

location

name	number	inverted
SW1	5	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
5	0	yes
1	16	no

Players

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Players	DSW	32

location

name	number	inverted
SW1	6	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
One Player	32	no
Two Players	0	yes

Maximum Bet

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Maximum Bet	DSW	192

location

name	number	inverted
SW1	7	no
SW1	8	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
1 Point Per Hand	64	no
10	192	no
20	128	no
50	0	yes

Percentage (Rate of Return)

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Percentage (Rate of Return)	IN1	192

location

name	number	inverted
Special	1	no
Special	2	no

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
80%	128	no
85%	192	yes
90%	64	no
85%	0	no