-
Help translating a tchnical article about the Inves Spectrum+ into englishThe online version of the article about the Inves Spectrum+ that <a href="https://www.facebook.com/chernandezba" "="">César Hernández Bañó</a> and I …
The online version of the article about the Inves Spectrum+ that -
New version (v0.31) of ZX DiagnosticsHi all,<br><br>Just wanted to let people know that I've released a new version of the Spectrum Diagnostics into the wild.<br><br>These were originall…
... a new version of the Spectrum Diagnostics into the wild.
2A/+3 testing as well as ... details are available in the zx-diagnostics wiki in my signature ... -
No$ZX, a Spectrum emulator with a lot of debugging featuresI was just going through my Spectrum folder on my laptop, and I found No$ZX, a free ZX Spectrum emulator which you almost never see mentioned, but I …
... , and I found No$ZX, a free ZX Spectrum emulator which you almost ... />
[url="http://problemkaputt.de/zx.htm"]problemkaputt.de/zx.htm[/url] -
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 …
... * Edit datablocks of ZX-Spectrum emulator files directly with ZX-Assembler.
< ... The other modules ZX-Paintbrush, ZX-Blockeditor and ZX-Editor are now< ... . E.g. defining an array of bytes or
... you need to access ZX-Spectrum ROM routines.
... -
Comparison of RS232 port on Interface 1 with that on Spectrum +3/+2AHi everyone, I'm writing a tool (in machine code) to transfer data (for example, an emulator snapshot) between a PC and a real ZX Spectrum, over t…
... a PC and a real ZX Spectrum, over the serial interface. I ... 1 (plugged in to a Spectrum 48k) and have been able ... complete junk at the real Spectrum end.
Looking at ... -
ZX-Uno first impressionsZX-Uno first impressions Hello: I received my ZX-Uno last Saturday and I wanted to give everyone my first impressions of this latest ZX Spectru…
... /> ZX Spectrum 48k Cargando Leches
ZX +2a
SE Basic IV
ZX Spectrum 48K ...
Rooted ZX Spectrum 48K ... -
Spectrum 128k +2A Resets after loadingHey Everybody, I'm from Australia and I'm new here in the forums. I was hoping to pick everyones brains over a problem with a Speccy I acquired o…
... .
It is a Spectrum +2a model (black) and I know ... -
ZX Speccy +2A - B&W & snowy RF output + other issuesHi All, I am new to this forum and I am back to the Spectrum world after 25 years. Recently I've bought a second hand +2A (+2B board - Z70833 Issu…
... I am back to the Spectrum world after 25 years. Recently ... 've bought a second hand +2A (+2B board - Z70833 Issue 1 ... mistake when I re-assabled +2A other day.
I ... -
Spectrum 48k Clock SpeedSo I was reading the [url="http://www.worldofspectrum.org/pub/sinclair/technical-docs/ZXSpectrum48K_ServiceManual.pdf"]Spectrum 48k Service Manaul[/u…
... /sinclair/technical-docs/ZXSpectrum48K_ServiceManual.pdf"]Spectrum 48k Service Manaul[/url] and ... controlled by the logic
gate array (ULA) and has a standard ... in the era that the Spectrum came out (they are of ... -
Successful ZX Spectrum hardware teams The first successful team that is known about . It is (I think) Sinclair , Altwasser , Vickers and Dickinsion. Since the Beatles we have known a…
... as well!!) but today's Spectrum market is more "niche" and ... a magnificently successful way.? The Zx-Uno team team produced a ... the team that produced the ZX-Uno (ie Antonio Villena et ... there must be other successful Spectrum hardware teams . But who are ... -
New colour palette for Spectrum emulators, 16K/48K/+ machinesI’ve made a colour palette for 16K/48K/+ machines, based on the YUV voltage tables in Chris Smith’s book The ZX Spectrum ULA. This colour palette …
... ZX Spectrum ULA.
This colour palette is suitable for ZX Spectrum 16K, ZX Spectrum ... 48K and ZX Spectrum+ machines, basically machines ... suitable for 128/+2/+3/+2A machines, as these use a ... -
Post launch "unofficial" and creative new approaches to using the ZX Recreated Spectrum..So a line can be drawn under the "old stuff" used to market the ZX Recreated Spectrum at launch as this has already been extensively documented . So …
... " used to market the ZX Recreated Spectrum at launch as this has ... />
I think the ZX Recreated Spectrum is easily the best recent ... " effort in the area of ZX Spectrum "new tech" . Spain has done ... 's best recent effort , the ZX Recreated Spectrum. -
zx spectrum nexthttps://www.youtube.com/watch?v=zsjTpFR0oYQ http://www.fruitcake.plus.com/Sinclair/Spectrum/Spectra/SpectraInterface.htm http://zxprism.blogspo…
... ://www.fruitcake.plus.com/Sinclair/Spectrum/Spectra/SpectraInterface.htm
https://www.bytedelight.com/?product=zx-hd-hdmi-interface-with-ulaplus ... -
ZX Spectrum Next KS #2 Poll of Interest During its development, many people have asked about buying a spectrum next but as the next is a kickstarter funded project and parts were ordered …
... have asked about buying a spectrum next but as the next ... be interested in buying a zx next, please express your interest ... -
Cassette Tapes With ZX81 On One Side And ZX Spectrum On The Other. I suspect that there are only a few of these . And the Speccy side of the tape will probably be mostly but not exclusively for 16k games . But t…
... it is for 16k ZX 81 and Spectrum 48K . So even as ... -
ZEsarUX 9.2 Release CandidateHi! I have uploaded a new ZEsarUX Release Candidate version 9.2. The final stable version will come in a few weeks, so stay tuned! You can down…
... br />
Improved ZX-Uno emulation:
-Updated BIOS ... : added countdown timer, extended to ZX Desktop
2a
Fixed ... rom configuration" register of the Gate-Array and interrupt request
... -
ZEsarUX v9.2 Final released - Version 9.2 - Cliff Hanger edition. 05 April 2021As seen on: https://github.com/chernandezba/zesarux/releases [quote] ZEsarUX-9.2 @chernandezba chernandezba released this 21 hours ago · 6 com…
... open
Improved ZX-Uno emulation:
-Updated BIOS ... over
Improved ZX Vision menu interface:
- ... 0, can be chloe or +2a
Fixed TBBlue ... rom configuration" register of the Gate-Array and interrupt request
... -
Best way to rip zx spectrum graphicsHi, I'm in the process to create a clone of REX just for fun. I'm just a programmer so, if I could rip the graphics from the z80/sna/tap image it …
... .ua/examples/zx-extractor and https://nexus23.com/sge-spectrum-graphics-editor ... -
Emulating the SamRAM on the ZX Spectrum SEGerton Lunter gave me permission to reuse the code, but so far I have not been able to get the software to work in paged RAM banks.
... the Spectrum is nothing but a Z80, an uncommitted logic array, and ... selection could be quite small. ZX Spectrum SE/ZX Spectrum +3/Pentagon/Scorpion.
[/quote]
My +2A can run software written for ... on the 48/128+/+2/+2A/+3.
And ... -
Spectrum 128+2Greetings to all My Speccy Tape Drive has died. Fully blown :( Is there any way to hook up a external cassete player to the +2? I can't see any "lin…
On a +2a board, Z80 and ROMs away ... is an INPUT to the Spectrum - press PLAY on tape, not ... /> REC is OUTPUT from the Spectrum to the tape deck REC ... versa) will fry the ULA/Gate Array chip. -
Fpga?I visited this page: [url]http://www.fpga.ch/retro/zx.php[/url] and I have no idea what it is. I checked google and wikipedia but I still don't get…
... ]http://www.fpga.ch/retro/zx.php[/URL]
and ... , "Spectrum-on-a-chip"...
An FPGA is a field programmable gate array ... -
I'll show you yours if you show me mine!!??!?? or is it the other way round :confused: Ho hum. [SIZE="4"][b]Anyways, let's see your Spectrum rigs (setups).[/b][/size] Here's mine. I've ju…
... my PC monitor and a ZX Spectrum? I do not know what ... Spectrum is Component (or Composite?)).[/QUOTE]
VGA = Video Graphics Array ... are often listed in the Spectrum section. Or you could make ... your own.
128K+2A and Beyond have RGB output ... -
+2A/+2B/+3/+3B researchdoing my redrawing/correcting of the +3 schematic I'm uncovering lots of oddities in the service manuals. I am trying to work out what really exists…
... /> 2) What model does your spectrum say it is on the ... underside? (e.g. +2A, +2B, +3, +3B?) and what ... fairly old stock, whereas the Gate Array is 8723 meaning the middle ... -
Do ULAs die?Thought I'd start this thread as people often think their ULA is dead, when it's actually the RAM or power circuits. Searching the forum in the futur…
... technically it's just a gate array, even though Amstrad sometimes ( ... QUOTE]
ULA = Uncommited Logic Array = 'random bunch of logic'. ... often the cause of dead ZX Spectrum, but it does happen. ... 2nd: if you run your Spectrum for extended periods of time ... -
Harlequin clone...PCB manufactured!Using Chris Smith's detailed schematics and project notes from the Harlequin... a Speccy fan in the United States by the name of Don (Superfo) has de…
... /> Is it a 48k spectrum built with modern components and ... No ULA. No programmable gate array. All made with off the ... original breadboard prototype of the ZX Spectrum (though, really design ... ULA prototype->Production Spectrum->Reverse Engineered Sinclair ... -
DIVide interface.So I picked up one of these fancy DIVide jobbies from ebay. This one was from a chap in Germany. Alas it came without any instructions, and after s…
... can work unstable (on ZX Spectrum models). ZX128+2A/+3 can work more ... pin, but DIVIDE interface use ZX reset as IDE reset, ... IDE device can make unstable ZX reset = total unstability of ... booster (transistor or any noninverting gate - AND, OR, etc...).
< ... -
DIVide interface.So I picked up one of these fancy DIVide jobbies from ebay. This one was from a chap in Germany. Alas it came without any instructions, and after s…
... can work unstable (on ZX Spectrum models). ZX128+2A/+3 can work more ... pin, but DIVIDE interface use ZX reset as IDE reset, ... IDE device can make unstable ZX reset = total unstability of ... booster (transistor or any noninverting gate - AND, OR, etc...).
< ... -
Cascading transistorsMiguel (mcleod_ideafix) alerted me on an aspect of a design I'm working on where I am cascading transistors, which may give problems. This is the par…
... that redesign are:
- The ZX Spectrum's internal keyboard will now ... to use it with a +2A, +2B or +3, as there ... the datalines when the matrix array (ULA) outputs data when keyboard ... the 8 resistors between matrix array and Z80.
Maybe there ... -
Border art viewerRecently, we were working with diver/4d on border art. The idea was to push the techniques of drawing on the border to the limit and to see, how much…
... .jpg[/img]
Spectrum 128K heatsink (same ULA as ... jpg[/img]
Spectrum +2A (same gate array as +2B/+3) [B]NOT ... border_art_mercen3_harlequin.jpg[/img]
Spectrum 48K with ULAplus replacement module ... -
ZX Spectrum clock signals comparedI haven't searched for this on WoS; it might have been posted before. But I think it's important info, and can't do any harm to repeat or show from a…
... on the +3 (and probably +2A too) and add a jumper ... ]
Weird :confused:
The +2A and +3 use a [URL ... the edge connector) from the gate array 40077. The 74HCU04 can sink ... ://alistairsserver.no-ip.org/public/spectrum/schematics/"]Guesser's [/URL]web ...
