| name | sourcefile | sampleof | isbios | isdevice | ismechanical | runnable | description | year | manufacturer | cloneof | romof | MachineGenreId |
| riskchal | irem/m90.cpp | | no | no | no | yes | Risky Challenge | 1993 | Irem | | | Puzzle / Drop |
|
rom
| name | size | crc | sha1 | region | offset | status | optional | merge | bios |
| l4-a-h0-b.ic77 | 262144 | 4c9b5344 | 61e26950a672c6404e2386acdd098536b61b9933 | maincpu | 1 | good | no | | |
| l4-a-l0-b.ic79 | 262144 | 0455895a | 1072b8d280f7ccc48cd8fbd81323e1f8c8d0db95 | maincpu | 0 | good | no | | |
| l4_a-sp.ic33 | 65536 | bb80094e | 1c62e702c395b7ebb666a79af1912b270d5f95aa | soundcpu | 0 | good | no | | |
| rc_c0.ic81 | 524288 | 84d0b907 | a686ccd67d068e5e4ba41bb8b73fdc1cad8eb5ee | gfx1 | 0 | good | no | | |
| rc_c1.ic82 | 524288 | cb3784ef | 51b8cdc35c8f3b452939ab6023a15f1c7e1a4423 | gfx1 | 80000 | good | no | | |
| rc_c2.ic83 | 524288 | 687164d7 | 0f0beb0a85ae5ae4434d1e45a27bbe67f5ee378a | gfx1 | 100000 | good | no | | |
| rc_c3.ic84 | 524288 | c86be6af | c8a66b8b38a62e3eebb4a0e65a85e20f91182097 | gfx1 | 180000 | good | no | | |
| rc_v0.ic30 | 262144 | cddac360 | a3b18325991473c6d54b778a02bed86180aad37c | m72 | 0 | good | no | | |
|
chip
| type | tag | name | clock |
| cpu | maincpu | NEC V35 | 16000000 |
| cpu | soundcpu | Zilog Z80 | 3579545 |
| audio | speaker | Speaker | |
| audio | ymsnd | YM2151 OPM | 3579545 |
| audio | dac | 8-Bit R-2R DAC | |
|
control
| type | player | buttons | ways | reverse | minimum | maximum | sensitivity | keydelta | ways2 | ways3 | reqbuttons |
| joy | 1 | 2 | 8 | no | | | | | | | |
| joy | 2 | 2 | 8 | no | | | | | | | |
|
device_ref
| name |
| v35 |
| z80 |
| screen |
| gfxdecode |
| palette |
| speaker |
| generic_latch_8 |
| rst_neg_buffer |
| m72_audio |
| ym2151 |
| dac_8bit_r2r |
|
dipswitch
| name | tag | mask |
| Lives | DSW | 3 |
| Difficulty | DSW | 12 |
| Unknown | DSW | 16 |
| Unknown | DSW | 32 |
| Demo Sounds | DSW | 64 |
| Service Mode | DSW | 128 |
| Flip Screen | DSW | 256 |
| Unknown | DSW | 512 |
| Coin Slots | DSW | 1024 |
| Coin Mode | DSW | 2048 |
| Coin A | DSW | 12288 |
| Coin B | DSW | 49152 |
| Coinage | DSW | 61440 |
|
display
| tag | type | rotate | width | height | refresh | pixclock | htotal | hbend | hbstart | vtotal | vbend | vbstart | flipx |
| screen | raster | 0 | 320 | 240 | 60.000000 | | | | | | | | no |
|
driver
| status | emulation | savestate | requiresartwork | unofficial | nosoundhardware | incomplete | cocktail |
| good | good | supported | no | no | no | no | preliminary |
|
input
| players | coins | service | tilt |
| 2 | 2 | yes | no |
|
port
| tag |
| :DSW |
| :P1_P2 |
| :P3_P4 |
| :SYSTEM |
|
sound
|