| name | sourcefile | sampleof | isbios | isdevice | ismechanical | runnable | description | year | manufacturer | romof | cloneof | MachineGenreId |
| welltris | vsystem/welltris.cpp | | no | no | no | yes | Welltris (World?, 2 players) | 1991 | Video System Co. | | | Puzzle / Drop |
|
rom
| name | size | crc | sha1 | region | offset | status | optional | merge | bios |
| j2u.8 | 131072 | 7488fe94 | 41874366e2ab763cd827ff712b76ea2da0f9af6a | maincpu | 0 | good | no | | |
| j1u.7 | 131072 | 571413ac | 5eb9387efb9c1597005abff4d79f4b32aa7c93b2 | maincpu | 1 | good | no | | |
| lh532j10.10 | 262144 | 1187c665 | c6c55016e46805694348b386e521a3ef1a443621 | maincpu | 100000 | good | no | | |
| lh532j11.9 | 262144 | 18eda9e5 | c01d1dc6bfde29797918490947c89440b58d5372 | maincpu | 100001 | good | no | | |
| 3.144 | 131072 | ae8f763e | 255419e02189c2e156c1fbcb0cd4aedd14ed8ffa | audiocpu | 0 | good | no | | |
| lh534j12.77 | 524288 | b61a8b74 | e17f7355375bdc166ef8131f7de9dbda5453f570 | chars | 0 | good | no | | |
| 046.93 | 262144 | 31d96d77 | 5613ef9e9e38406b4e64fc8983ea50b57613923e | sprites | 0 | good | no | | |
| 048.94 | 262144 | bb4643da | 38d54f8c3dba09b528df05d748ab5bdf5d028453 | sprites | 40000 | good | no | | |
| lh534j09.123 | 524288 | 6c2ce9a5 | a4011ecfb505191c9934ba374933cd11b331d55a | ymsnd:adpcma | 0 | good | no | | |
| lh534j10.124 | 524288 | e3682221 | 3e1cda07cf451955dc473eabe007854e5148ae27 | ymsnd:adpcma | 80000 | good | no | | |
| lh534j11.126 | 524288 | bf85fb0d | 358f91bbff2d3260f83b5a0422c0d985d1735cef | ymsnd:adpcmb | 0 | good | no | | |
|
chip
| type | tag | name | clock |
| cpu | maincpu | Motorola MC68000 | 10000000 |
| cpu | audiocpu | Zilog Z80 | 4000000 |
| audio | mono | Speaker | |
| audio | ymsnd | YM2610 OPNB | 8000000 |
|
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 |
| m68000 |
| z80 |
| screen |
| gfxdecode |
| palette |
| vsystem_gga |
| vsystem2_spr |
| speaker |
| generic_latch_8 |
| ym2610 |
|
dipswitch
| name | tag | mask |
| Coin A | DSW1 | 15 |
| Coin B | DSW1 | 240 |
| Difficulty | DSW2 | 3 |
| Coin Mode | DSW2 | 4 |
| Demo Sounds | DSW2 | 8 |
| DIPSW 2-5 (unused) | DSW2 | 16 |
| DIPSW 2-6 (unused) | DSW2 | 32 |
| Flip Screen | DSW2 | 64 |
| Service Mode | DSW2 | 128 |
|
display
| tag | type | rotate | width | height | refresh | pixclock | htotal | hbend | hbstart | vtotal | vbend | vbstart | flipx |
| screen | raster | 0 | 352 | 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 | 4 | no | yes |
|
port
| tag |
| :DSW1 |
| :DSW2 |
| :EXTRA |
| :P1 |
| :P2 |
| :P3 |
| :P4 |
| :SYSTEM |
|
sound
|