| name | sourcefile | sampleof | isbios | isdevice | ismechanical | runnable | description | year | manufacturer | cloneof | romof | MachineGenreId |
| bbc_meup | devices/bus/bbc/modem/meup.cpp | | no | yes | no | no | Master Extra User Port | | | | | System / Device |
|
device_ref
| name |
| mos6522 |
| bbc_userport_slot |
|
slot
|