| name | sourcefile | sampleof | isbios | isdevice | ismechanical | runnable | description | year | manufacturer | romof | cloneof | MachineGenreId |
| bigbord2 | xerox/bigbord2.cpp | | no | no | no | yes | Big Board II | 1982 | Digital Research Computers | | | Computer / Single Board |
|
rom
| name | size | crc | sha1 | region | offset | status | optional | merge | bios |
| bigbrdii.u85 | 4096 | c588189e | 4133903171ee8b9fcf12cc72de843af782b4a645 | maincpu | 0 | good | no | | |
| 8002.u52 | 2048 | fdd6eb13 | a094d416e66bdab916e72238112a6265a75ca690 | chargen | 0 | good | no | | |
| pal16l8.u23 | 1024 | | | proms | 0 | nodump | no | | |
| pal10l8.u34 | 1024 | | | proms | 400 | nodump | no | | |
|
chip
| type | tag | name | clock |
| cpu | maincpu | Zilog Z80 | 4000000 |
| audio | fdc:0:8dsdd:flopsndout | Speaker | |
| audio | fdc:0:8dsdd:floppysound | Floppy sound | 44100 |
| audio | fdc:1:8dsdd:flopsndout | Speaker | |
| audio | fdc:1:8dsdd:floppysound | Floppy sound | 44100 |
| audio | mono | Speaker | |
| audio | beeper | Beep | 950 |
|
configuration
| name | tag | mask |
| Layout | keyboard:GENKBD_CFG | 1 |
| Typematic Delay | keyboard:GENKBD_CFG | 6 |
| Typematic Rate | keyboard:GENKBD_CFG | 248 |
|
control
| type | player | buttons | ways | reverse | minimum | maximum | sensitivity | keydelta | ways2 | ways3 | reqbuttons |
| keyboard | | 73 | | no | | | | | | | |
|
device
| type | tag | interface | fixed_image | mandatory |
| floppydisk | fdc:0:8dsdd | floppy_8 | | |
| floppydisk | fdc:1:8dsdd | floppy_8 | | |
|
device_ref
| name |
| z80 |
| screen |
| gfxdecode |
| palette |
| clock |
| z80dma |
| z80sio |
| z80sio_channel |
| z80sio_channel |
| z80ctc |
| z80ctc_channel |
| z80ctc_channel |
| z80ctc_channel |
| z80ctc_channel |
| z80ctc |
| z80ctc_channel |
| z80ctc_channel |
| z80ctc_channel |
| z80ctc_channel |
| mb8877 |
| floppy_connector |
| floppy_8_dsdd |
| speaker |
| flopsnd |
| floppy_connector |
| floppy_8_dsdd |
| speaker |
| flopsnd |
| mc6845 |
| ls259 |
| ls259 |
| ls259 |
| generic_keyboard |
| speaker |
| beep |
|
dipswitch
| name | tag | mask |
| Switch 4 | DSW | 16 |
| Switch 3 | DSW | 32 |
| Switch 2 | DSW | 64 |
| Switch 1 | DSW | 128 |
|
display
| tag | type | rotate | width | height | refresh | pixclock | htotal | hbend | hbstart | vtotal | vbend | vbstart | flipx |
| screen | raster | 0 | 560 | 240 | 58.759615 | 10694250 | 700 | 0 | 560 | 260 | 0 | 240 | no |
|
driver
| status | emulation | savestate | requiresartwork | unofficial | nosoundhardware | incomplete | cocktail |
| preliminary | preliminary | supported | no | no | no | no | |
|
input
| players | coins | service | tilt |
| 1 | | no | no |
|
port
| tag |
| :DSW |
| :keyboard:GENKBD_CFG |
| :keyboard:GENKBD_MOD |
| :keyboard:GENKBD_ROW0 |
| :keyboard:GENKBD_ROW1 |
| :keyboard:GENKBD_ROW2 |
| :keyboard:GENKBD_ROW3 |
|
slot
|
sound
|