| name | sourcefile | sampleof | isbios | isdevice | ismechanical | runnable | description | year | manufacturer | romof | cloneof | MachineGenreId |
| riviera | merit/merit.cpp | | no | no | no | yes | Riviera Hi-Score (2131-08, U5-4A) | 1987 | Merit | | | Casino / Cards |
|
rom
| name | size | crc | sha1 | region | offset | status | optional | merge | bios |
| 2131-08_u5-4a.u5 | 32768 | 0bc8cf26 | da52010be2d44a240160bb1a13288b35e8feade2 | maincpu | 0 | good | no | | |
| hisc_u39.u39 | 8192 | 1814c2ea | fecc5dc1c0a56cbc7b68ee6a52222de348d6cc79 | gfx1 | 0 | good | no | | |
| hisc_u38.u38 | 8192 | ef1d7a80 | 539662bee187a300a6f1bcded954758c87171219 | gfx1 | 2000 | good | no | | |
| hisc_u37.u37 | 8192 | f6e709f8 | 02905be912d0aa794f82926462f854e8e67dc407 | gfx1 | 4000 | good | no | | |
| hisc_u40.u40 | 8192 | 6d2a1ca8 | 96ef3e0914c2b213ed9c9082fa3e27d75d52a8ec | gfx2 | 0 | good | no | | |
| dec003.u13 | 279 | 5b9a2fec | c56c7bbe13028903cfc82440ee8b24df855134c2 | plds | 0 | good | no | | |
|
chip
| type | tag | name | clock |
| cpu | maincpu | Zilog Z80 | 2500000 |
| audio | mono | Speaker | |
| audio | aysnd | AY-3-8912A PSG | 1250000 |
|
control
| type | player | buttons | ways | reverse | minimum | maximum | sensitivity | keydelta | ways2 | ways3 | reqbuttons |
| gambling | | 10 | | no | | | | | | | |
|
device_ref
| name |
| z80 |
| i8255 |
| i8255 |
| screen |
| mc6845 |
| speaker |
| ay8912 |
| nvram |
|
dipswitch
| name | tag | mask |
| Auto Hold | DSW | 1 |
| Bonus Jackpot | DSW | 2 |
| Unknown | DSW | 4 |
| Raise Option | DSW | 8 |
| Points Per Coin | DSW | 16 |
| Double Up | DSW | 32 |
| Maximum Bet | DSW | 192 |
|
display
| tag | type | rotate | width | height | refresh | pixclock | htotal | hbend | hbstart | vtotal | vbend | vbstart | flipx |
| screen | raster | 0 | 512 | 256 | 76.293945 | 10000000 | 512 | 0 | 512 | 256 | 0 | 256 | no |
|
driver
| status | emulation | savestate | requiresartwork | unofficial | nosoundhardware | incomplete | cocktail |
| imperfect | good | supported | no | no | no | no | |
|
feature
| type | status | overall |
| graphics | imperfect | |
|
input
| players | coins | service | tilt |
| 1 | 2 | yes | no |
|
port
|
sound
|