TI-2550 II - mame (0285) machine

MAME: 0285 - Released: 2026-01-29T17:50:05 - Machines: 49616 - rom: 367884 - disk: 1392

machine

• XML • JSON • RUN

name	sourcefile	sampleof	isbios	isdevice	ismechanical	runnable	description	year	manufacturer	cloneof	romof
ti25502	handheld/hh_tms1k.cpp		no	no	no	yes	TI-2550 II	1975	Texas Instruments

snap

TI-2550 II png snap

TI-2550 II jpg snap thumbnail

Key	Length	LastWriteTime	Width	Height	HorizontalResolution	VerticalResolution	PaletteLength	PixelFormat	PropertyItems
ti25502	5898	29/12/2025 11:31:46	640	108	96	96	0	Format24bppRgb	305:MAME 0.254.0 (Apr 27 2023)

driver

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

rom

name	size	crc	sha1	region	offset	status	optional	merge	bios
tms1071nl	1024	0f5640c9	6e8b54d8ceed8850d1186204ea26b6657add3d48	maincpu	0	good	no
tms1000_ti25502_micro.pla	867	639cbc13	a96152406881bdfc7ddc542cf4b478525c8b0e23	maincpu:mpla	0	good	no
tms1070_ti25502_output.pla	406	c1df3ae6	f106caaea1ac4787d8b579f16177dbf2f35b094d	maincpu:opla	0	good	no

chip

type	tag	name	clock
cpu	maincpu	Texas Instruments TMS1070	350000

device_ref

tag	name
:maincpu	tms1070
:maincpu:mpla	pla
:maincpu:opla	pla
:display	pwm_display

sound

channels
0

input

players	coins	service	tilt
1		no	no

control

type	player	buttons	ways	reverse	minimum	maximum	sensitivity	keydelta	ways2	ways3
keypad		28		no

port, analog

port_tag	analog_masks
:IN.0
:IN.1
:IN.2
:IN.3
:IN.4
:IN.5
:IN.6
:IN.7

configuration

Decimal

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Decimal	IN.7	15

setting

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