| name | sourcefile | sampleof | isbios | isdevice | ismechanical | runnable | description | year | manufacturer | romof | cloneof | MachineGenreId |
| av20dev | acorn/aa310.cpp | | no | no | no | yes | Acorn V20 (Development) | 1992 | Acorn Computers | aa310 | aa310 | Computer / Home System |
|
rom
| name | size | crc | sha1 | region | offset | status | optional | merge | bios |
| riscos_vidc20-2_0.rom | 524288 | 2cdaa10b | 172bc66124da68e0556878945bfc7e6611cde38f | maincpu | 0 | good | no | | 320 |
| riscos_vidc20-2_1.rom | 524288 | 2dd7404e | a4be1d6874650815435a7c02fb3c681f04b05a4d | maincpu | 1 | good | no | | 320 |
| riscos_vidc20-2_2.rom | 524288 | 7e9e307a | c64d6bda19aedf1e009da6537c019b02666155ff | maincpu | 2 | good | no | | 320 |
| riscos_vidc20-2_3.rom | 524288 | dc59924c | ebd0bdc07ef200640b39b90bd9f89c15ca396089 | maincpu | 3 | good | no | | 320 |
| cmos_riscos3.bin | 256 | 96ed59b2 | 9dab30b4c3305e1142819687889fca334b532679 | i2cmem | 0 | good | no | cmos_riscos3.bin | 320 |
|
biosset
| name | description | default |
| 320 | RISC OS 3.20 (10 Sep 1992) | no |
|
chip
| type | tag | name | clock |
| cpu | maincpu | ARM | 26000000 |
| cpu | keyboard:mcu | Intel 8051 | 12000000 |
| audio | vidc:lspeaker | Speaker | |
| audio | vidc:rspeaker | Speaker | |
| audio | vidc:dac0 | 16-Bit R-2R Twos Complement DAC | |
| audio | vidc:dac1 | 16-Bit R-2R Twos Complement DAC | |
| audio | vidc:dac2 | 16-Bit R-2R Twos Complement DAC | |
| audio | vidc:dac3 | 16-Bit R-2R Twos Complement DAC | |
| audio | vidc:dac4 | 16-Bit R-2R Twos Complement DAC | |
| audio | vidc:dac5 | 16-Bit R-2R Twos Complement DAC | |
| audio | vidc:dac6 | 16-Bit R-2R Twos Complement DAC | |
| audio | vidc:dac7 | 16-Bit R-2R Twos Complement DAC | |
| audio | vidc:serial_dac_0 | 16-Bit R-2R Twos Complement DAC | |
| audio | vidc:serial_dac_1 | 16-Bit R-2R Twos Complement DAC | |
| audio | fdc:0:35dd:flopsndout | Speaker | |
| audio | fdc:0:35dd:floppysound | Floppy sound | 44100 |
|
control
| type | player | buttons | ways | reverse | minimum | maximum | sensitivity | keydelta | ways2 | ways3 | reqbuttons |
| mouse | | | | no | 0 | 65535 | 100 | | | | |
| keyboard | | 106 | | no | | | | | | | |
|
device
| type | tag | interface | fixed_image | mandatory |
| floppydisk | fdc:0:35dd | floppy_3_5 | | |
|
device_ref
| name |
| arm_cpu |
| memc |
| ioc |
| archimedes_keyboard |
| i8051 |
| screen |
| arm_vidc20 |
| speaker |
| speaker |
| dac_16bit_r2r_tc |
| dac_16bit_r2r_tc |
| dac_16bit_r2r_tc |
| dac_16bit_r2r_tc |
| dac_16bit_r2r_tc |
| dac_16bit_r2r_tc |
| dac_16bit_r2r_tc |
| dac_16bit_r2r_tc |
| dac_16bit_r2r_tc |
| dac_16bit_r2r_tc |
| ram |
| software_list |
| software_list |
| software_list |
| archimedes_exp |
| pcf8583 |
| wd1772 |
| floppy_connector |
| floppy_35_dd |
| speaker |
| flopsnd |
| floppy_connector |
| floppy_connector |
| floppy_connector |
| centronics |
| output_latch |
| mos6551 |
| clock |
| rs232 |
| archimedes_exp_slot |
| archimedes_exp_slot |
| archimedes_econet_slot |
| archimedes_exp_slot |
| archimedes_exp_slot |
|
display
| tag | type | rotate | width | height | refresh | pixclock | htotal | hbend | hbstart | vtotal | vbend | vbstart | flipx |
| screen | raster | 0 | 735 | 292 | 50.080128 | 16000000 | 1024 | 0 | 735 | 312 | 0 | 292 | no |
|
driver
| status | emulation | savestate | requiresartwork | unofficial | nosoundhardware | incomplete | cocktail |
| preliminary | preliminary | unsupported | no | no | no | no | |
|
input
| players | coins | service | tilt |
| 1 | | no | no |
|
port
| tag |
| :keyboard:MOUSE.0 |
| :keyboard:MOUSE.1 |
| :keyboard:MOUSE.2 |
| :keyboard:ROW.0 |
| :keyboard:ROW.1 |
| :keyboard:ROW.10 |
| :keyboard:ROW.11 |
| :keyboard:ROW.12 |
| :keyboard:ROW.13 |
| :keyboard:ROW.14 |
| :keyboard:ROW.15 |
| :keyboard:ROW.2 |
| :keyboard:ROW.3 |
| :keyboard:ROW.4 |
| :keyboard:ROW.5 |
| :keyboard:ROW.6 |
| :keyboard:ROW.7 |
| :keyboard:ROW.8 |
| :keyboard:ROW.9 |
|
ramoption
| name | ramoptionValue | default |
| 8M | 8388608 | |
| 16M | 16777216 | |
| 4M | 4194304 | yes |
|
slot
| name |
| fdc:0 |
| fdc:1 |
| fdc:2 |
| fdc:3 |
| centronics |
| rs232 |
| podule0 |
| podule2 |
| econet |
| podule1 |
| podule3 |
|
softwarelist
|
sound
|