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ULA type and datecode listHere is a list of all known ULA datecodes with type, collated from various threads and the serial numbers list. For the 6C series ULAs without a -5, …
... various threads and the serial numbers list.
For the 6C ... -
PLOTTER - display file utilityI've been disassembling Gyron and needed something to help with working out where things were being put on the screen, so I wrote this program. I was…
...
H = hexadecimal values
- = negative Y coordinate
Defaults ... -
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…
... of bytes, cannot handle odd numbers of bytes in a row ... -
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…
... routine to bitwise ADD decimal numbers for the 82C55 and thought ... capable of handling much bigger numbers. And I haven't gotten ... -
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 ... -
Positive or Negative Capacitor?Quick question, I'm just replacing all my caps on my 48k.. I've come to this one and I just want to make sure my assumption is correct. [IMG]http://…
Quick question, I'm just replacing all my caps on my 48k.. I've come to this one and I just want to make sure my assumption is correct.
[IMG]http://s22.postimg.org/66xhecb29/asdfsrggre.jpg[/IMG]
Is that mark for + or - ? :-? I'm ... -
Pictures of 48k ZX Spectrums Showing the Important Voltages[SIZE=6][B]Pictures of 48k ZX Spectrums Showing the Important Voltages[/B][/SIZE] [URL="https://farm4.staticflickr.com/3841/15005543009_7bcf3b3031_o…
... )
[/URL]
Connect the negative (black) lead to the metal ... -
Doritos Penalty Shootout compoHas anyone managed to get past the security question to actually play this game? It's one of those "type the fuzzy/squiggly words" ******** which are…
... which plays a string of numbers which are easier to decipher ... -
Issue 6 repair with a twist...(Starting with a slight grump - the forum ate my first attempt at this so this'll probably end up being a bit terse :)) I got a Issue 6 48K machine …
... RAM being tested with 'random' numbers. The seed is then reinitialised ... same, the sequence of random numbers generated always ended up masking ... resides has two stamped serial numbers:
[IMG]https://farm4.staticflickr ... -
'Ocean Draw' instructionsHere are the instructions for the screen and sprite editor used in-house at Ocean Software, possibly typed up by Joffa Smifff (as the 2 of the sprite…
... />
QWEADZXC - MOVE PIXEL
NUMBERS CHANGE INK COLOUR
SYMB ... NUMBERS CHANGE PAPER COLOUR
CPS ... -
RetroMania BASIC programming contestTo celebrate 50 years of the BASIC programming language, at this year's RetroMania we're running a BASIC game programming contest. There will be cash…
... BASIC dialect that requires line numbers, none of this modern QBASIC ... -
Modern PSUHello everyone, I'm looking for a modern PSU for my Spectrums and my dual set of 3.5'' floppy drive+HxC floppy emulator. The one for Spectrum should …
... Spectrum which needs a center negative connection. What I would like ... -
Strange thing with the iPhoneI've been using an iPad for a week now, haven't had much time to work with it? I used the same account I have with the my iPhone, and I realized that…
... received text messages from those numbers, and on my iPhone the ... -
RF Video noise on Grey +2's with Z70700 motherboardHi folks, As we know, some limited numbers of Z70700 Iss 1 boards exist (reported by Ben [URL="http://www.worldofspectrum.org/forums/showthread.php?…
... /> As we know, some limited numbers of Z70700 Iss 1 boards ... -
I broke my 48k Speccy!!!!Hey guys, I am looking for some advice, I hope you can point me in the right direction. So, I went about replacing all the capacitors on my issue 4…
... unsure how to interpret the numbers at times. To be sure ... -
Sinclair User issues (almost all)Hello, I have a several issues of Sinclair User and i would like complete the collection but i think it would be complicated and may be expensive. …
... may be expensive.
Numbers i have: 40,44,46 ... -
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…
... specific patterns of text or numbers...
Sprites have been ... 't work with some larger numbers
RENUMBER sets lines that ... /> Zones return their correct ID numbers when other zones are deleted ... -
Sorting variablesHi there. I'm trying to make a greyhound betting game. I'm ok on the straight win part but need some help with the other bets and sorting dogs(1st,2n…
... . So at the end the numbers might be do1=10.5 ... -
Buttons on My Discussions pageThe page numbers and "New Discussion" buttons on the "My Discussions" page are out of position and causing a horizontal scroll here.<br>"Recent Discu…
The page numbers and "New Discussion" buttons on the "My Discussions" page are out of position and causing a horizontal scroll here.
"Recent Discussions" page is fine. -
SpecBAS 0.844 releasedHi all - it's been a while... Having some unexpected extra time off work, I've been able to get some work done on SpecBAS and it's now a bit more …
My Top 100 Spectrum Games 100 to 91<div style="font-family: Arial, Verdana; font-size: 10pt; font-style: normal; font-variant: normal; font-weight: normal; line-height: normal;">Hi</di…
... , which is my Top 100 numbers 100 to 91 has just ...Calling owners of Spanish +3s againSorry to be such a pest :) This time I'm looking for anyone with a Spanish +3 (or original pre-1988 +2A). As far as I can tell these all had ROM chip…
... had ROM chips with part numbers 40094 and 40101 as opposed ...ZX-Assembler version 0.8 (beta) releasedDear readers, yesterday I've published ZX-Assembler in its first version 0.8. It offers you some interesting features, even if I know there are …
... . Also, using
floating point numbers is no problem. E.g ... or
word containing SINE numbers (multiplicated with a factor) is ...Can you think of a game with unusual behaviour... As an example, I always loved the way you got a whole group of bikers collating on the screen. It was almost as if a gang had passed by and I was n…
... just the way the random numbers fell.
[img]http ...More Sam / Speccy /QL stuff on eBay ;)From my personal collection: http://www.ebay.co.uk/itm/-/171905152200? Here you are other great Joblot from my Speccy/QL/Sam Coupè collection. …
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a) All 70 Outlet numbers ORIGINALS for Speccy and Sam ...Sinclair or ZX Spectrum Serial Number ReferenceIs there a definitive serial number reference for ZX Spectrum production, or more generally Sinclair ZX computers (ZX80, ZX81, ...) ? I have been …
... .sys.sinclair/spectrum-revisions-serial-numbers/1227488"]Spectrum revisions & serial ...+2 Grey versionsThis thread is an attempt to pin down the various hardware revisions of the +2 Grey. If anybody can provide further images from their machines or fur…
... nvg)
[i]Serial numbers:[/i]
A six digit ... Dalby)
[i]Serial numbers:[/i]
A six digit ... ] (moo5)
[i]Serial numbers:[/i]
A six digit ...Sinclair QL bad memoryI googled around trying to see if there was a resource for this but didn't really find anything specific. I have a QL with the white screen proble…
... the only result was the numbers displayed changed slightly and even ...Success at recording WAVs to tape and them loading!Hi I thought i'd share my recent great experience of making reliably loadable cassette copies of games from TAP / TZX -> WAV -> audio cassette. …
New Games Out - Iraq War, Syria, Lebanon, Greece in 'Vulcan' and 'Desert Rats'Version 3 of 'Vulcan' is out. Go to www.vulcanspectrumgame.co.uk to download it. There are 5 new campaigns! New scenarios are as follows: Greco…
... yet in terms of troops numbers. Suitable for anyone and anything ...



