| name | sourcefile | sampleof | isbios | isdevice | ismechanical | runnable | description | year | manufacturer | cloneof | romof | MachineGenreId |
| zx81 | sinclair/zx.cpp | | no | no | no | yes | ZX-81 | 1981 | Sinclair Research Ltd | | | Computer / Home System |
|
rom
| name | size | crc | sha1 | region | offset | status | optional | merge | bios |
| zx81b.rom | 8192 | 522c37b8 | c6d8e06cb936989f6e1cc7a56d1f092da854a515 | maincpu | 0 | good | no | | 3rd |
| zx81.rom | 8192 | fcbbd617 | a0ade36540561cc1691bb6f0c42ceae12484a102 | maincpu | 0 | good | no | | 1st |
| zx81a.rom | 8192 | 4b1dd6eb | 7b143ee964e9ada89d1f9e88f0bd48d919184cfc | maincpu | 0 | good | no | | 2nd |
| h4th.rom | 8192 | 257d5a32 | 03809a6b464609ff924f7e55a85eef875cd47ae8 | maincpu | 0 | good | no | | hforth |
| tree4th.rom | 8192 | 71616238 | 3ee15779e03482b10fc59eb4df2446376c56b00d | maincpu | 0 | good | no | | tforth |
|
biosset
| name | description | default |
| 3rd | 3rd rev. | no |
| 1st | 1st rev. | no |
| 2nd | 2nd rev. | no |
| hforth | Forth by David Husband | no |
| tforth | Forth by Tree Systems | no |
|
chip
| type | tag | name | clock |
| cpu | maincpu | Zilog Z80 | 3250000 |
| audio | mono | Speaker | |
| audio | cassette | Cassette | |
|
configuration
| name | tag | mask |
| TV system | CONFIG | 64 |
|
control
| type | player | buttons | ways | reverse | minimum | maximum | sensitivity | keydelta | ways2 | ways3 | reqbuttons |
| keyboard | | 40 | | no | | | | | | | |
|
device
| type | tag | interface | fixed_image | mandatory |
| cassette | cassette | zx81_cass | | |
|
device_ref
| name |
| z80 |
| screen |
| palette |
| speaker |
| cassette_image |
| software_list |
| ram |
|
display
| tag | type | rotate | width | height | refresh | pixclock | htotal | hbend | hbstart | vtotal | vbend | vbstart | flipx |
| screen | raster | 0 | 384 | 311 | 50.655403 | 6049470 | 384 | 0 | 384 | 311 | 0 | 311 | no |
|
driver
| status | emulation | savestate | requiresartwork | unofficial | nosoundhardware | incomplete | cocktail |
| good | good | unsupported | no | no | yes | no | |
|
input
| players | coins | service | tilt |
| 1 | | no | no |
|
port
| tag |
| :CONFIG |
| :ROW0 |
| :ROW1 |
| :ROW2 |
| :ROW3 |
| :ROW4 |
| :ROW5 |
| :ROW6 |
| :ROW7 |
|
ramoption
| name | ramoptionValue | default |
| 1K | 1024 | |
| 32K | 32768 | |
| 48K | 49152 | |
| 16K | 16384 | yes |
|
softwarelist
| tag | name | status | filter |
| cass_list | zx81_cass | original | |
|
sound
|