TI Model 990/4 Microcomputer System with Video Display Terminal - mame (0287) machine

machine

• XML • JSON • RUN

name	sourcefile	sampleof	isbios	isdevice	ismechanical	runnable	description	year	manufacturer	cloneof	romof
ti990_4v	ti/ti990_4.cpp		no	no	no	yes	TI Model 990/4 Microcomputer System with Video Display Terminal	1976	Texas Instruments	ti990_4	ti990_4

snap

TI Model 990/4 Microcomputer System with Video Display Terminal png snap

TI Model 990/4 Microcomputer System with Video Display Terminal jpg snap thumbnail

Key	Length	LastWriteTime	Width	Height	HorizontalResolution	VerticalResolution	PaletteLength	PixelFormat	PropertyItems	PixelSHA1
ti990_4v	681	29/12/2025 11:31:46	560	280	96	96	0	Format24bppRgb	305:MAME 0.176 (Jul 27 2016)	32e97bc4590bd64e460461702b55c691200164d4

display

tag	type	rotate	width	height	refresh	pixclock	htotal	hbend	hbstart	vtotal	vbend	vbstart	flipx
vdt911:screen	raster	0	560	240	60.000000	11004000	700	0	560	262	0	240	no

driver

status	emulation	savestate	requiresartwork	unofficial	nosoundhardware	incomplete	cocktail
preliminary	preliminary	unsupported	no	no	no	no

rom

name	size	crc	sha1	region	offset	status	optional	merge	bios
ti9904.rom	1024	691e7d19	58d9bed80490fdf71c743bfd3077c70840b7df8c	maincpu	fc00	good	no	ti9904.rom

chip

type	tag	name	clock
cpu	maincpu	Texas Instruments TMS9900	3000000
audio	vdt911:speaker	Speaker
audio	vdt911:beeper	Beep	3250

device_ref

tag	name
:maincpu	tms9900
:vdt911	vdt911
:vdt911:screen	screen
:vdt911:speaker	speaker
:vdt911:beeper	beep
:vdt911:palette	palette
:fd800	ti99x_fd800

sound

channels
1

feature

type	status	overall
sound	unemulated

input

players	coins	service	tilt
1		no	no

control

type	player	buttons	ways	reverse	minimum	maximum	sensitivity	keydelta	ways2	ways3
keyboard		91		no

port, analog

port_tag	analog_masks
:vdt911:KEY0
:vdt911:KEY1
:vdt911:KEY2
:vdt911:KEY3
:vdt911:KEY4
:vdt911:KEY5
:vdt911:LOCALE
:vdt911:SCREEN

configuration

Terminal language

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Terminal language	vdt911:LOCALE	15

setting

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
English US	0	yes
English UK	1	no
French	2	no
German	3	no
Swedish	4	no
Norwegian	5	no
Japanese	6	no
French Word Processing	7	no

Terminal screen size

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Terminal screen size	vdt911:SCREEN	1

setting

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
960 chars (12 lines)	0	yes
1920 chars (24 lines)	1	no