Table of Contents

TI99/4A Home Computer (US) [ti99_4a]
- Status
- Technical Info
  - CPUs
  - Display
  - Sound
  - Inputs
  - ROMs
  - Devices
- Screenshots

TI99/4A Home Computer (US) [ti99_4a]

Texas Instruments, 1981

Driver: ti99_4x.c

Status

Emulation: Good
Color: Good
Sound: Good
Graphics: Good
Save State: Unsupported

Technical Info

CPUs

Type	Name	Clock
`CPU`	`TMS9900`	`3 MHz`
`AUDIO`	`SN76496`	`3.579545 MHz`
`AUDIO`	`TMS5220`	`0.68 MHz`

Display

280×210 at 60 Hz (Raster, no rotation)

Sound

Channels: 1
Cassette

Inputs

Players: 2, Buttons: 2
- joy8way
- trackball

ROMs

Name	Size	CRC32	SHA1	Region	Offset
`994arom.bin`	`8192`	`db8f33e5`	`6541705116598ab462ea9403c00656d6353ceb85`	`CPU1`	`0`
`994agrom.bin`	`24576`	`af5c2449`	`0c5eaad0093ed89e9562a2c0ee6a370bdc9df439`	`USER1`	`0`
`disk.bin`	`8192`	`8f7df93f`	`ed91d48c1eaa8ca37d5055bcf67127ea51c4cad5`	`USER2`	`0`
`bwg.bin`	`32768`	`06f1ec89`	`6ad77033ed268f986d9a5439e65f7d391c4b7651`	`USER2`	`6000`
`hfdc.bin`	`16384`	`66fbe0ed`	`11df2ecef51de6f543e4eaf8b2529d3e65d0bd59`	`USER2`	`e800`
`rs232.bin`	`4096`	`eab382fb`	`ee609a18a21f1a3ddab334e8798d5f2a0fcefa91`	`USER2`	`1a800`
`spchrom.bin`	`32768`	`58b155f7`	`382292295c00dff348d7e17c5ce4da12a1d87763`	`SOUND1`	`0`

Devices

Name	Instances	Extensions
Cassette	cass1	wav
Cassette	cass2	wav
Cartridge	cart1	bin, c, d, g, m, crom, drom, grom, mro
Cartridge	cart2	bin, c, d, g, m, crom, drom, grom, mro
Cartridge	cart3	bin, c, d, g, m, crom, drom, grom, mro
Floppydisk	flop1	dsk
Floppydisk	flop2	dsk
Floppydisk	flop3	dsk
Floppydisk	flop4	dsk
Harddisk	hard1	hd
Harddisk	hard2	hd
Harddisk	hard3	hd
Parallel	parl
Serial	serl
Memcard	memc

Screenshots

Nothing was found.