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Double Buffer UtilityHi Folks, I've been experimenting with double buffering on a 48k Speccy for a small project I'm working on. After reading lots of good advice here…
... buffer which is 192 pixel high (deep).
# In this example ... characters wide by 14 characters high
# from the buffer to ... -
Spectrum & ZX81 PSU Strange VoltagesHi all I've just refurbished my ZX spectrum PSU after i accidently broke one of the wires i soldered the joints to the PCB nicely and all seems to b…
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Surely these are too high? It's supposed to be ... -
What is this disk interface (and how to use it)?Anybody seen this floppy disk drive interface before? It uses an MB8877A and the rest is 74XX-logic, no GALs/PALs. And an EPROM. [IMG]http://i1373.p…
... is also fed through 2 high power diodes in order to ... -
1st interface in 30 years (update)Hi all, Just a wee update to my "1st ZX interface in 30 years" project. Main IC's: 82C55 three 8-bit port I/O (configured for 12 dig in, 12 dig out…
... lowest 8 bits.
byte high = VALTOSEND >> 8; // Shift ... -
Better arrangement for video memory?While doing some documentation work for the ZX-Uno project, I compared the advantages of the weird layout of the ZX Spectrum against a linear layout.…
... same. Instead of incrementing the high byte of the display memory ... 256 (i.e. increment the high byte of the video memory ... -
My attempt to restore the CPU clock signalI know Winston has already got this, but I can't see any thread with details about it. Only wanted to share my (still early) results. I'm not taking…
I know Winston has already got this, but I can't see any thread with details about it. Only wanted to share my (still early) results.
I'm not taking about reshaping the ugly shaped clock signal available from the rear bus. I'm following a good ... -
Soundabout eBay AuctionRecently came across this rarity. It was frankly a nightmare to acquire (long story) but we got it, and now it's listed on eBay. You can view the l…
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Started at a high price as the only two ... ; 2013 I believe) reached pretty high amounts. And, to be honest ... -
Company computer/IT policyI know some here are IT staff, but this is open to anyone who can provide useful input. I?ve been asked to draft an IT policy for a company, thought…
... to most staff, some are high end.
What happens at ... -
Jury serviceJust had a citation from the High Court in Glasgow, i've been picked for bloody jury duty (on my bloody day off work as well!). I'm quite wary becau…
... had a citation from the High Court in Glasgow, i've ... .
As it's the High Court i hope it's ... -
PAW developer wantedHi, I'm looking for someone with experience using Professional Adventure Writing system for the Spectrum or any other 8 bit computer, some who has a…
... in english (either native or high proficiency would do it)
Were +2A tape decks badly made?I remember as a kid in the early 90s(must of been as I started Secondary School in 1994 and this was before that) maybe even 88 or 89 I used to play …
... told me I gave them high electric bills! It ran from ...JHCon 2014Hello, not sure if this is the right category but JHCon 2014 will take place[B] from 28. to 30.11.[/B] at usual place - gymnasium in Jindrichuv Hrad…
... , 29.11.2014, 12:00 (noon) CET.
Compos start on ...ZX Spectrum +2 (grey case) voltage converter circuit oddity.I'm working on repairing one of these and have encountered a possible problem and I'm not sure what I can best do about it, if anything needs to be d…
... it and 0V is too high) and so I wondered whether ...Issue 1 oddityHello to everybody, I have a very first under my hands - a broken Issue 1. Apart from the classic "broken lower RAM" syndrome which will be easily t…
... " with a lot of apparently high frequency noise, which has also ...Flickering RGB -> SCART output.Hello all, For my toast rack I have bought a [URL="http://www.ebay.co.uk/itm/Sinclair-ZX-Spectrum-128K-High-Quality-RGB-Scart-Lead-Video-Cable-TV-Le…
... /itm/Sinclair-ZX-Spectrum-128K-High-Quality-RGB-Scart-Lead-Video ...Speccy games on feebayGot a load of my rarer stuff listed, the bits that look funky but will never be opened/used (except Moria & Jogger, which are two of the worst games …
... anybody thinks prices are too high, they can let me know ... I put on is too high/low or what.)
CrimboI am going to have a High Score Challenge where members will play Crimbo. Sadly the high score is far too high and I would like to bring this down q…
... am going to have a High Score Challenge where members will ... />
Sadly the high score is far too high and I would ... the game so that the high score is a lot lower ...Joystick PollDear WOS, I am currently building a home-made arcade stick for home use (and possibly mass production, if demand is high and if people like what the…
... mass production, if demand is high and if people like what ...CRLs "DISCOVERY"[IMG]http://i49.photobucket.com/albums/f280/GrazPatti/DSCF0036_zpsd8df0d1c.jpg[/IMG] I?m not really familiar with the game, ooh, maybe a vague recol…
... turns out to be the high-score table from which you ...problems with a 48k[url]http://imgur.com/lpGfjik[/url] Hi WOS. Its my first post here. I have know about this site for a quite good time, but didnt had the will to con…
... problem. I also heard a high pitched and grainy sound when ...Would you buy newly made copies of Speccy +3 disks?As a collector of +3 disk versions of games and prog's for the Speccy, I know how difficult it can be to obtain certain titles as they don't come up …
... they can command quite a high price. For years I experimented ... wouldn't be command a high price for them, I was ...TV alert: Manic Miner, Jet Set Willy and Clive Sinclair in BBC's ClickThe 24th January 2015 edition of the BBC?s Click programme includes a three-minute featurette with footage from [i]Manic Miner[/i] and [i]Jet Set Wil…
... Miner Willy completing it at high speed.
The featurette ...ZX Spectrum+ DivMMC EnJOY! Grundig 16" LCD TV and books.The Spectrum is in very good condition. Composite video mod. New mambrane (bought in November 2014 from rwap_software [url]http://www.sellmyretro.co…
... /rwap_software[/url] for ?18.50 - high quality)
Computer has been ...Controller Causing High Laptop TempOk, so i've googled this and found nothing, but... I got my Afterglow controller set up on my laptop again (never bothered after reinstalling Window…
Ok, so i've googled this and found nothing, but... I got my Afterglow controller set up on my laptop again (never bothered after reinstalling Windows until today) but, after finally getting drivers sorted, and the controller working, the temp on my laptop ...SpecBAS 0.830 Released!Hi guys - A new official release of SpecBAS has been released. The full changelog is below, but for now here's the download: [url]https://sites.goo…
... /> The IN operator was too high a priority, rendering 2+1 ...ArcadiaHi folks, new to the forum, but as old as the rest of you when talking about the spectrum :-) I downloaded Arcadia (using Fuse until my speccy is so…
... progress, but still get that high score.
I also ...Denied GamesA friend of mine said that the copyright laws for games only last for 30 years. If this is the case all spectrum games made before 1985 become freew…
... why it is rated so high. As I have never played ...Yars Revenge ZX[B]YARS REVENGE ZX[/B] is ready to be loaded in your ZX Spectrum 48K! It's an [B]Arcade Game Designer[/B] release, don't expect a big game, it's rea…
... my AGD version, despite a high accuracy used in the sprite ...My partial disenchantmente with PS4I've had a PS4 since christmas... My wife gave it to me. I loved the PS3, felt the machine still had a few good games to put out (contrary to PS2, t…
... , but screw you and your high tech last gen expensive machine ...Running a ZX Spectrum Stateside.Ok, so I have some spare time and want to hook my Spectrums up to my Big 60" TV for some fun. My Sony AV unit should be able to translate the signal …
... ).
I have a few high quality step up converters (each ...
