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Selling most of my Spectrum games.I've decided to sell off most of my Spectrum games and some hardware, but for now here's the games I want to get rid off. Ideally I would like to se…
... /> Starglider (Rainbird)
Starquake (Bubble Bus)
Starstrike 2 (Realtime Software ... -
Direct drive LCD screen - looking for information on previous projects people may have attempted.Hi All, My first post, so please forgive and guide if I've posted in the incorrect section. I'm a speccy user from way back in the 80's, but m…
... supply supplying power to the bus directly, and the cost to ... -
zx spectrum 48k issue 6A boot fail- black paperohh whats wrong with this poor specie .. boot fail,, border white & paper black .. when reset it shows the red lines to indicate that the CPU is cycl…
... is that it is data bus problem not addressing so unlightly ... -
The Ice Temple AKA and a series(?)The game [url="https://worldofspectrum.org/archive/software/games/brainstorm-bubble-bus-software"]Brainstorm[/url] may be the first of at least two g…
... /archive/software/games/brainstorm-bubble-bus-software"]Brainstorm[/url] may be ... /games/the-ice-temple-bubble-bus-software"]The Ice Temple[/url ... .org/archive/publishers/Bubble-Bus-Software"]Bubble Bus Softare[/url].
Matchpoint ball algorithmAnyone has any idea how Psions Matchpoint ball algorithm works? Are they calculating the balls' parabola (floating point for just the ball doesn't se…
Anyone has any idea how Psions Matchpoint ball algorithm works? Are they calculating the balls' parabola (floating point for just the ball doesn't seem that calculation intensive) or do they use a known/common trick?specie external keyboard - revision one -[img]https://photos.app.goo.gl/pqeYpXnLqTwYkLvKA[/img] revision one of my external keyboard ... wow it actually worked after a little bit of crash…
... erratic values from the data bus lines, as i thought that ...boot fail .. bad address lines A7,A12,A13anybody have any ideas what could be wrong with this specie issue 3B .. work done : removed rom, upper ram & logic put lower ram multiplexers in sock…
... all the data & address bus lines from cpu on ward ...Missed opportunities in the 80'sAll the talk of the Loki got me thinking... What if someone had built an expansion box for the speccy that had the 3812 Yamaha music chip ( Adlib Sou…
... base to add a S100 bus, or similar. After all, all ...New release of ZEsarUXFound today by chance on: [url]https://github.com/chernandezba/zesarux/releases/tag/10.1-13122021[/url] [quote]ZEsarUX-10.1 Beta1 Pre-release che…
... setting to change ULA Data bus value
Added showing microdrive ...Robospec (new project, hopefully useful as a tutorial as well)Starting a new project after my graphics investigations. * It's gonna be a Robotron clone since that's not too ambitious (although I'd like to hav…
... . Not gonna do anything like floating buffer polling though to draw ...
