| name | sourcefile | sampleof | isbios | isdevice | ismechanical | runnable | description | year | manufacturer | romof | cloneof | MachineGenreId |
| spiders | sigma/spiders.cpp | | no | no | no | yes | Spiders (set 1) | 1981 | Sigma Enterprises Inc. | | | Shooter / Gallery |
|
rom
| name | size | crc | sha1 | region | offset | status | optional | merge | bios |
| sp-ic74 | 4096 | 6a2578f6 | ddfe4fb2ccc925df7ae97821f8681b32e47630b4 | maincpu | c000 | good | no | | |
| sp-ic73 | 4096 | d69b2f21 | ea2b07d19bd50c3b57da8fd8e13b8ab0e8ca3084 | maincpu | d000 | good | no | | |
| sp-ic72 | 4096 | 464125da | 94e9edd52e8bd72bbb5dc91b0aa11955e940799c | maincpu | e000 | good | no | | |
| sp-ic71 | 4096 | a9539b18 | 2d02343a78a4a65e5a1798552cd015f16ad5423a | maincpu | f000 | good | no | | |
| sp-ic3 | 2048 | 944d761e | 23b1f9234e0de678e96d1a6876d8d0a341150385 | audiocpu | f800 | good | no | | |
| sp-ic33 | 4096 | b6731baa | b551030df417b40f4a8488fc82a8b5809d3d32f6 | gfx1 | 0 | good | no | | |
| sp-ic25 | 4096 | baec64e7 | beb45e2e6270607c14cdf964c08fe320ce8236a0 | gfx1 | 1000 | good | no | | |
| sp-ic24 | 4096 | a40a5517 | 3f524c7dbbfe8aad7860d15c38d2702732895681 | gfx1 | 2000 | good | no | | |
| sp-ic23 | 4096 | 3ca08053 | 20c5709d9650c426b91aed5318a9ab0a10009f17 | gfx1 | 3000 | good | no | | |
| sp-ic22 | 4096 | 07ea073c | 2e57831092730db5fbdb97c2d78d8842868906f4 | gfx1 | 4000 | good | no | | |
| sp-ic21 | 4096 | 41b344b4 | c0eac1e332da1eada062059ae742b666051da76c | gfx1 | 5000 | good | no | | |
| sp-ic20 | 4096 | 4d37da5a | 37567d19596506385e9dcc7a7c0cf65120189ae0 | gfx1 | 6000 | good | no | | |
|
chip
| type | tag | name | clock |
| cpu | maincpu | Motorola MC6809 | 2800000 |
| cpu | audiocpu | Motorola MC6802 | 3000000 |
| audio | mono | Speaker | |
| audio | discrete | Discrete Sound | |
|
control
| type | player | buttons | ways | reverse | minimum | maximum | sensitivity | keydelta | ways2 | ways3 | reqbuttons |
| joy | 1 | 1 | 2 | no | | | | | | | |
| joy | 2 | 1 | 2 | no | | | | | | | |
|
device_ref
| name |
| mc6809 |
| m6802 |
| nvram |
| screen |
| palette |
| mc6845 |
| pia6821 |
| pia6821 |
| pia6821 |
| ipt_merge_any_hi |
| pia6821 |
| ttl74123 |
| speaker |
| discrete |
|
dipswitch
| name | tag | mask |
| Coinage | DSW1 | 7 |
| Play Mode | DSW2 | 3 |
| Spiders to Complete Belt | DSW2 | 12 |
| Lives | DSW2 | 16 |
| Bonus Life | DSW2 | 96 |
| Giant Spiders | DSW2 | 128 |
| Flip Screen | DSW3 | 1 |
| Cabinet | DSW3 | 2 |
| Vertical Adjust | DSW3 | 28 |
| Horizontal Adjust | DSW3 | 224 |
|
display
| tag | type | rotate | width | height | refresh | pixclock | htotal | hbend | hbstart | vtotal | vbend | vbstart | flipx |
| screen | raster | 270 | 256 | 224 | 56.360709 | 5600000 | 360 | 0 | 256 | 276 | 0 | 224 | no |
|
driver
| status | emulation | savestate | requiresartwork | unofficial | nosoundhardware | incomplete | cocktail |
| imperfect | good | supported | no | no | no | no | |
|
feature
| type | status | overall |
| sound | imperfect | |
|
input
| players | coins | service | tilt |
| 2 | 1 | yes | no |
|
port
| tag |
| :DSW1 |
| :DSW2 |
| :DSW3 |
| :IN0 |
| :IN1 |
| :XHATCH |
|
sound
|