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SpeedLockI'm aware that there are seven (7) - yes, SEVEN!! - different iterations of the SpeedLock loader. I've loaded games from all 7 types, one by one, and…
... loading stripes suddenly switch over to multicolour stripes in a ... separate smaller blocks as opposed to large single ones
... separate smaller blocks as opposed to large single ones
... loader was used in both 48K AND 128K games, to my knowledge. -
The Disciple clone... doable?Hi. As a spectrum user in the 80's this was the dream interface all-in-one for me. I have a 48k+ and planning on get a 128K toast-rack later. Anyway…
... the same. You have to actually perform an OUT ... instruction affecting port #1F to get at the other ... change was made to the board to allow use of ... because M.G.T. decided to make the +D, instead ... same rom?
48k emulation? 128k?
Regards. -
The Disciple clone... doable?Hi. As a spectrum user in the 80's this was the dream interface all-in-one for me. I have a 48k+ and planning on get a 128K toast-rack later. Anyway…
... initialisation sequence of the 128K prior to the CPU executing the ... 128K error routine. My assumption ... reset.
[QUOTE]48k emulation? 128k?[/QUOTE]
I'm ... seems to work for the most part with the 48K selected ... -
Why do games work using USR0?I'm trying to get Terramex to work from disk. In the [url=http://www.worldofspectrum.org/forums/showthread.php?t=34332]thread about +2A/+3 incompatib…
... USR0, and the differences between 48k and USR0 mode. The ... the interrupts are related to this problem. But 128k and +2 ( ... and Terramex works fine in 128k mode.
Maybe ... nasty and different to 128k workings? Maybe is related to BANK678 and port ... -
The Disciple clone... doable?Hi. As a spectrum user in the 80's this was the dream interface all-in-one for me. I have a 48k+ and planning on get a 128K toast-rack later. Anyway…
... until new data is written to it.[/QUOTE]
I ... Spectrum's DRAM (I guess 48K and 128K), do you know what ... should be? (I know the 48K clears all of its RAM ... not so sure about the 128K...) -
ZX8401 / PCF1306P / Amstrad 40058 for 48K and 128KZX8401 = PCF1306P = Amstrad 40058, let's get started with that. These chips are used as surrogates. Most of us might think those chips were only use…
... whatsoever between the 48K and 128K models!
To prove it, at ... ZXSpectrumIssue6a-Schematics.gif"]48K issue 6[/URL] and 128K (can't find ... /> At the 48K pins 24 and 25 are used to select the ... that selection logic at the 128K for paging ;)
"Now ... -
Fully-addressed devices initiative (FADI)I would like to introduce an initiative for those who create new pieces of hardware containing legacy devices with well-known addresses. It says that…
... . (I have a 48K, a 128K toastrack, a grey + ... I wouldn't want to perform [I]completely ... unnecessary[/I] modifications to it.
[*]If ... my skills before making modifications to it.
[/LIST]< ... when I'm ready to start experimenting. That ... -
Fully-addressed devices initiative (FADI)I would like to introduce an initiative for those who create new pieces of hardware containing legacy devices with well-known addresses. It says that…
... +2A. (I have a 48K, a 128K toastrack, a grey +2 and ... [I]completely unnecessary[/I] modifications to it.
[*]If I did ... my skills before making modifications to it.
[/LIST]
... circuit boards provide an opportunity to gather the computer even 12 ... -
Fully-addressed devices initiative (FADI)I would like to introduce an initiative for those who create new pieces of hardware containing legacy devices with well-known addresses. It says that…
... ]You also have to consider that the +2A ... my own experience, 48K and 128K ULA are robust chips ... to 7V of supply without permanent damage. I've repaired many 48K/128K ... a pin directly connected to GND. The chip gets ... the VRAMWE pin shorted to GND). Sometimes the pin ... -
Brazilian TK90X and TK95SpecEmu provides explicit support for Brazilian TK90X. Other emulators provide indirect support (perhaps the "Spectrum 48K NTSC" option in Fuse?). Al…
... , you may want to replace GO TO at line 1110 with ... The infinite loop was there to check for possible contention fluctuations ... />
Also feel free to adjust the base value set ... The values there correspond to standard 48k and 128k time offsets shortly before ... -
Brazilian TK90X and TK95SpecEmu provides explicit support for Brazilian TK90X. Other emulators provide indirect support (perhaps the "Spectrum 48K NTSC" option in Fuse?). Al…
... , you may want to replace GO TO at line 1110 with ... The infinite loop was there to check for possible contention fluctuations ... The values there correspond to standard 48k and 128k time offsets shortly before ... since all you have to do is to see the pictures ... -
The Disciple clone... doable?Hi. As a spectrum user in the 80's this was the dream interface all-in-one for me. I have a 48k+ and planning on get a 128K toast-rack later. Anyway…
... , I managed to get my hands on a 128k+, and after substitution ... 128K, the 48k+ I have loads almost anything and I was happy to ... screen when reseting, simply goes to 128k mode with the cursor on ... that today. I want the 128K to work without the disciple and ... -
2013 projects: new PlusD, DivIDE and MultifaceI have written about this before, but as I want to let these project be influenced by your opinions, I thought to create a separate topic about it. …
... those who want to enhance original/cloned (+3, 128K models, PlusD, ... (maybe with DivIDE+ firmware to perfectly use PlusD syntax on ... .
[B]RGB to VGA converter[/B]
Available ... for both 48K and 128K made already.
[B]RGB to composite ... -
2013 projects: new PlusD, DivIDE and MultifaceI have written about this before, but as I want to let these project be influenced by your opinions, I thought to create a separate topic about it. …
... talking about ZX Spectrum RGB to VGA converter - plug into ... add some forgotten features (just to mention RESET switch).
< ... of sound enhancers for both 48K and 128K made already.
to-use ZX Spectrum RGB to composite video converter ... -
2013 projects: new PlusD, DivIDE and MultifaceI have written about this before, but as I want to let these project be influenced by your opinions, I thought to create a separate topic about it. …
... talking about ZX Spectrum RGB to VGA converter - plug into ... add some forgotten features (just to mention RESET switch).
[/ ... of sound enhancers for both 48K and 128K made already.
to-use ZX Spectrum RGB to composite video converter ... -
Upgrading from 48k to 128kApart from natural progression. What game(s) sold it to you that you HAD to upgrade and nag at your parents countless times after that point to get …
... upgraded.
Got my 48k "Zonov/Leningrad" clone late in ... here in soon-to-be-exUSSR were almost exclusively 48k clones like ... "cracked by Bill Gilbert" for 48k (And friend's "full-scale ... Maybe ESka was mute compared to 128k, maybe display was worse (12 ... -
Price of nice condition issue 1 48K Speccy?I recently came across a 'really great example' issue 1 48K Spectrum on the Internet for ?250 with RF Cable, Mic ear Cable, PSU, Manuals and the Hori…
... developed for the ZX Spectrum 128K (toastrack).[/QUOTE]
For what ... the 48K. And that the chip merely allows for expanding to 128K. Although ... some might say that it was inviting to do ... -
128k Music TrackerCan someone point me in the right direction with this please. I need a straight forward idiots guide for creating music on the 128. I was looking for…
... /> It WORKS on 128K, like 99% (100%?) of 48K soft does. But ... it's designed for 48K machines hence it's very ... asked for a tracker targeted to 128K Spectrums. Such trackers are far ... .tap.zip[/url] on Spectrum 128K and it will install some ... -
new game - R2-D2 (Exam)i'm glad to announce new Russian game for ZX Spectrum 48/128 by [I]Alexey Kashkarov (kas29)[/I] - [B]R2-D2 (Exam)[/B]: [IMG]http://i48.fastpic.ru/bi…
... each round, then moving on to another level altogether. Very addictive ... both the 48k and 128k version.
It's great to see ... that people are using AGD to come up with very varied ... -
new game - R2-D2 (Exam)i'm glad to announce new Russian game for ZX Spectrum 48/128 by [I]Alexey Kashkarov (kas29)[/I] - [B]R2-D2 (Exam)[/B]: [IMG]http://i48.fastpic.ru/bi…
... each round, then moving on to another level altogether. Very addictive ... both the 48k and 128k version.
It's great to see ... that people are using AGD to come up with very varied ... -
Spike: 48k onlyDoes anyone know what's going on with Spike? [URL=http://s1142.photobucket.com/user/daveyboyhughes/media/spike_zps232a1745.gif.html][IMG]http://i114…
... ROM and in the original 48k ROM, $386e-$3cff contains ... are not present in the 48K mode 128k. Hence, it nearly ... ]
I had a 128K ([i]toast rack[/i]) ... and could never get Spike to work, even though it appeared ... it crashing when I tried to move[/i]) - and now ... -
Commodore 1702 NTSC to PAL modIs it possible to mod a Commodore 1702 monitor to accept PAL colors? I can get it to sync with the 50hz signal in black & white by adjusting V-Hold. …
... 711885]There doesn't seem to be any provision for ... converting the circuit to PAL. It's designed ... using it with a 128k machine is to add RGB inputs.[/ ... saw a mod for my 48k to make it NTSC, but the ... />
I will continue to keep an eye out for ... -
Interesting ZX Spectrum Elite factWhen I sampled my original ELITE 48k version (one that comes with lenslock) I discovered each side of tape contains different game version. One side …
... older post answered my question. 128k has both sides same with ... reverted to normal spectrum one. I kinda liked special spectrum 48k elite ... font. I made some fixes to 128k elite years ... one with this fix plus 48k font. I will try find ... -
Definitive list of games incompatible with +2A/+3 and of compatible versions (if any)I am trying to compile the definitive list of games which are incompatible with the +2A and the +3 and of their compatible versions, if they are pres…
Thanks for the tip! I was able to make a +3 disk version of Dandy.
Another game that I cannot get to work on the +3/+2a/b (emulated) is Captain America Defies the Doom Tube... doesnt work in any mode (48k/usr0/128k) -
Definitive list of games incompatible with +2A/+3 and of compatible versions (if any)I am trying to compile the definitive list of games which are incompatible with the +2A and the +3 and of their compatible versions, if they are pres…
... tip! I was able to make a +3 disk ... game that I cannot get to work on the +3 ... doesnt work in any mode (48k/usr0/128k)[/QUOTE]
Ah yes ... the +2A. Unfortunately I have to confirm the incompatibility :-(
... "SPECTRUM", and I used to code a little in BASIC ... -
The complete Knight Tyme (48k) RAM disassemblyHello! Just a quick note to let everyone know that the initial version of my [URL="http://www.dur.ac.uk/philip.anderson/disassemblies/knight-tyme-48…
... .anderson/disassemblies/knight-tyme-48k/asm/23450.html"]23450 ... #128ktraces"]Common Code for 48k and 128k Versions[/url] and [ ... .anderson/disassemblies/knight-tyme-48k/reference/trivia.html#redundantinstructions"] ... day I will learn to actually check that all is ... -
Experimenting with turboloadersHello, My first post, having lurked here for a while. I'm a lifelong computer nerd, Spectrum fan since childhood in the eighties, and have recently…
... rusty 48k and 128k machines (what else are you going to ... - playing the TZX back to the machines directly. Volume ... up for the turbo loader to work - about 90%, ... test - recording the TZX to tape and then loading the ... loader never latches on to the sync pulse at ... -
The "best" Z80?What's the best Z80 for Spectrums? I know there are differences between brands (Nec, Zilog, Thomson) and technologies (CMOS, NMOS), so what Z80 woul…
... am very interested to find out, whether the original 48k/128k/+2/+2a ... NMOS Z80 CPU chips. The 48k, 48k + and 128k did. And my grey ... -
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…
... Johan,
this harlequin is a 48k Spectrum clone that fits ... ). Having such circuitry allows to analyze any internal signal of ... the ear input of the harlequin to get sound signal into ... The first batch of harlequin seem to be very stable and compatible ...
