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An Xmas ProjectI'm looking for a small project to do while I'm off this Christmas and I quite like the idea of improving an existing game in the way some of the guy…
... be:
. Recompiling a 16k game into the upper memory ... more levels / baddies to a 16k game.
. Improving the design ... is not limited to a 16k game, but they tend to ... -
Quirky nerdy hardware quiz time[b]Quirky nerdy hardware quiz time[/b] [list=1][*]How many transistors are on the issue one ZX Spectrum PCB? [color=#FFFFFF].[/color] [*]Which d…
... ]
[*]On a ZX Spectrum 16k/48k/+ computer, how many rows ... Sinclair in the early issue 16k/48k rubber key ZX Spectrum ... -
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…
... on building a shadow RAM ( 16K dual-ported memory ) that maps ... over the Spectrum lower 16K, and captures writes to the ... -
How many Tape Variations are there for Speecy Games?SPECCY GAME TAPE VARIATIONS ( it's an "aria" that needs to be tidied up!) Now let me see! How many can I "Knock off" in one sitting and how many o…
... sides)
2) ZX81 and 16K Spectrum ( does this exist with ... one side??)
3) Speccy 16K one side and 48K the ... -
zx spectrum ULA upgradei have a issue 2 zx spectrum 16k which i upgraded to 48k .. i believe the ULA is faulty (ULA5C112E-2) .. seems intermittent i know a later one can be…
i have a issue 2 zx spectrum 16k which i upgraded to 48k .. i believe the ULA is faulty (ULA5C112E-2) .. seems intermittent i know a later one can be used but should some resistor values be changed to match it ?
thanks mark .. -
MIA: Sentinel (Riko Data)[b]Full Title:[/b] Sentinel [b]Also known as:[/b] [b]Year:[/b] 1983 [b]Company:[/b] Riko Data (Sweden) [b]Machine Type:[/b] ZX Spectrum 16K [b…
... ]Machine Type:[/b] ZX Spectrum 16K
[b]Re-released by ... -
If you had four roms...Just wondering if you were designing a Spectrum from scratch, and you used a 27512 EPROM, which would hold about 4 spectrum roms, what you would inst…
... />
Also, with an extra 16K of RAM that can be ... and mapped over the lower 16K ROM space as well as ... -
Repairs and Reparing.Hi All, Just finished resurrecting an Issue 3A board. Had black lines, so replaced the lower 16K RAM chips, Amazed they just cost a couple of doll…
... lines, so replaced the lower 16K RAM chips, Amazed they just ... -
"Cosmic Payback" now on cassetteHi all, Just posting to let you know that my 3-D puzzle platformer, [i]Cosmic Payback[/i], is now available on cassette from Bitmap Soft. This is …
... Soft. This is a new, enhanced edition published exclusively by them ... -
uMIA: Spectring (ZX Data)[b]Full Title:[/b] Spectring [b]Also known as:[/b] [b]Year:[/b] 1983 [b]Company:[/b] ZX Data (Denmark) [b]Machine Type:[/b] ZX Spectrum 16K [b]…
... ]Machine Type:[/b] ZX Spectrum 16K
[b]Re-released by ... -
uMIA: Life (F+K-Ware)[b]Full Title:[/b] Life [b]Also known as:[/b] [b]Year:[/b] 1983 [b]Company:[/b] F+K-Ware [b]Machine Type:[/b] ZX Spectrum 16K [b]Re-released by…
... ]Machine Type:[/b] ZX Spectrum 16K
[b]Re-released by ... -
Seeking ArtistHi guys, I'm just putting the finishing touches to a new 16K Spectrum game, my first effort since Egghead Goes to Town in 2017. It has been somet…
... finishing touches to a new 16K Spectrum game, my first effort ... -
New ZX81 Game: ZedipedeNot strictly Spectrum-related but I thought this might be of interest to some on here. I've just written my first ever arcade game for the Zeddy, a …
... expanded and running on the 16K ZX81.
Link is ... -
Paging for 64Kb of Video Ram??? What is the best way to page this?Hi all, I'm just putting together a concept card for a "Loki" style of video card, which supports shadow ( so it fits a normal Speccy ) and also t…
... handle the paging? 8K chunks? 16K chunks? Multiple 2K chunks mapped ... ROM space? Use the existing 16K as it is, and page ... other 48K into the final 16K of memory as 3 chunks ... memory and leave the upper 16K for a "Normal" video screen ... -
Using a thermal camera to fix speccy's.Hi All, Thought I'd share another repair... Got a board that collapsed the bench supply straight away ( I run a bench supply and give it just enou…
ANN: Tipshop updated Wednesday, 29 December 2021Wednesday 29 December 2021 I'd meant to prep this update so it could go live on Xmas Day.. Alas, Real Life got in the way! * I was shocked and s…
Those really crap games that gives you a nostalgic twangWhat early really, really bad game that you have a slight soft spot for because of the memory or emotion they give you. For instance, for me I have …
... my cousin, who had a 16k Spectrum and only this game ...uMIA: Spectrum Toolkit - Horizon Computers[b]Full Title:[/b] Spectrum Toolkit [b]Also known as:[/b] [b]Year:[/b] 1983 [b]Company:[/b] Horizon Computers (Denmark) [b]Machine Type:[/b] ZX …
... ]Machine Type:[/b] ZX Spectrum 16K/48K
[b]Re-release ...Spectrumpedia second edition - it's here!Hi everybody, it is with great pleasure that I annonunce you the release of the new Spectrumpedia in its second edition, revised and enhanced in e…
... its second edition, revised and enhanced in every part. It is ...Spectrum games on Steam, especially Imagine gamesA lot of them are published by Pixel Games UK. Some old Imagine games have appeared on there in the last month, including the only one I ever liked, …
... is:-
[i]This enhanced version introduces a number of ...Built a ZX Spectrum that works, but can't get the upper RAM to work?Like the title says I finished my Spectrum 3B board, and it boots, but it doesn't see the upper 32k of RAM. When it boots, the lower 16k works f…
... /> When it boots, the lower 16k works fine. I have loaded ... 127 if it were a 16k)
PRINT PEEK 23732 ... it should be 32767 for 16K, or 65535 for 48K. But ...NMI Routine and Restarts in a new 128K ROMI'm presently engaged in creating AGD 5 with the intention of making it a pair of 16K ROMs for the 128K/+2. I'm fairly sure that the vast majority o…
... making it a pair of 16K ROMs for the 128K/+2 ...ANN: Tipshop updated Monday, 19 September 2022Monday 19 September 2022 9 months since the last update - blimey! Better late than never, eh? * PopoCop provided tips for Shovel Adventure. *…
... , Insomnia, Last Escape, The, Lava 16K,
Maeloterkim, Manic Mulholland, Mazy ...Arcade Classics (Silverbird) 1988 This is a compilation game I saw for sale on Ebay recently which had four old Antics classic games on it ;- 1) Space Invaders 16K 2) Galaxians 16K …
... it ;- 1) Space Invaders 16K 2) Galaxians 16K 3) Combat Zone and ... games were the first two 16K ones both by William Wray ...who owned a zx81 before the spectrumHow many of you owned a zx81 before getting a spectrum and did it make you want to get a spectrum. I owned a zx81 first but all my mates had a spectr…
... had a ZX80 and a 16K RAM. The entire screen flashed ...
