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Emulator File types...SNA/TAP/TZX/Z80/ZXS All I knew about the Spectrum was how to play games on it, but since being introduced to pc emulations back in '97 I've always w…
... was .sna, which could load 48K snaps only. Emulators became more ... is actually a very similar design.
As an aside ... -
Emulator File types...SNA/TAP/TZX/Z80/ZXS All I knew about the Spectrum was how to play games on it, but since being introduced to pc emulations back in '97 I've always w…
... was .sna, which could load 48K snaps only. Emulators became more ... is actually a very similar design.
As an aside ... -
Emulator File types...SNA/TAP/TZX/Z80/ZXS All I knew about the Spectrum was how to play games on it, but since being introduced to pc emulations back in '97 I've always w…
... was .sna, which could load 48K snaps only. Emulators became more ... is actually a very similar design.
[/quote]
48K memorydump.
TAP/TZX ... -
MEMPTR finally crackedThis post is mainly for emulator developers. As you may be well know there is a misterious internal register in Z80 CPU (MEMPTR) which value is set …
... cheap tend to have flaws/design changes/manufacturing differences. We're ... discovered some time ago in 48K and 128K Spectrums?
z88dkHello. I'm an spanish user of spectrum (and naturaly of this page). I have a question. I want to start to program games with z88dk, but I need a goo…
... need to sit down and design most of it. But if ... /> I have only done the 48K Spectrum so far.
I ...ZXCF InterfaceI'm just trying to get an idea for the ZXCF interface, and to me, it looks a much cleaner design compared to divIDE (Of course, that's just my opinio…
... cards.
My original 48K clone was done in 74HC ... discrete logic for my new design, but it was great for ...Spectrum Game CompatibilityHi, At the moment I have a spectrum 48k. I am planning to get a 128k +2, but I have a problem. Will my 48k games work on 128k +2? Because some of the…
... outlined here previously, the differing 48k ROM used caused a few ... a bug in the design of the original 48k/128k machines, quite ...Spectrum Game CompatibilityHi, At the moment I have a spectrum 48k. I am planning to get a 128k +2, but I have a problem. Will my 48k games work on 128k +2? Because some of the…
... a bug in the design of the original 48k/128k machines, quite ...Spectrum Game CompatibilityHi, At the moment I have a spectrum 48k. I am planning to get a 128k +2, but I have a problem. Will my 48k games work on 128k +2? Because some of the…
... outlined here previously, the differing 48k ROM used caused a few ... a bug in the design of the original 48k/128k machines, quite ...Game: the GEM machineHi all, I'm moving this game discussion from the Wanted: Game Ideas! thread to here, so we can concentrate on just the game. Any comments/suggestio…
... 'll started a simply game design document.
[url]http://www ... would be that for the 48k version, you just drop the ...Speccy MTBFHi, Looking at the old (issue 1-2) PCBs, they do look like someone knocked them up in an etching bath/with a soldering iron in their shed but has th…
... very reliable design, evidence of which is the number of 48k machines ...Speccy MTBFHi, Looking at the old (issue 1-2) PCBs, they do look like someone knocked them up in an etching bath/with a soldering iron in their shed but has th…
... find, even though the 48K model underwent numerous design changes, loads of ... of quality control issues, the 48K Spectrum still has to be ... what many repair people say, 48K ULA failure is quite rare ...When is a clone not a clone?If a Spectrum is built from scratch, using new components where available, is it a clone, copy or something else? See, I won an unpopulated Spectrum…
I may still do that with the 128K PCB I won at the same time.
I've always wanted a 100% hand built Spectrum, and as this is an Issue 6A, it's the "ultimate" 48K machine - unless there was an Issue 6B.....Development SurveyI was just wondering how many people are actually developing games or programs for the Speccy. I'm not talking about people who "plan" to write somet…
... ?
IF about 1 month design so far, platform lot longer ... software?
Keeping within the 48K target memory limit for IF ...Z80 vs. 8080.[QUOTE=obo]... because 8080 is pretty much just a cut down Z80.[/QUOTE] Really? So what's been cut, and why? Hang on, didn't the 808 evolve from the…
... with raster effects on the 48K and 128K Spectrums.[/QUOTE]
design iteration rather than 8080s. You ... plop a z80 into the design using the same clock and ...+3 soundhello there, just a quick-fire question today. i'm kinda keen on the idea of using my +3 quite a bit, particularly if i bother to to actually sort …
... people how amazing your circuit design is![/QUOTE]
Again ... version that didnt have the 48K beeper sound included on the ...+3 soundhello there, just a quick-fire question today. i'm kinda keen on the idea of using my +3 quite a bit, particularly if i bother to to actually sort …
... than capable of photoetching the PCB's, I have a bit ... a TV, even build a 48K from scratch (Frankenspec), but give ...+3 soundhello there, just a quick-fire question today. i'm kinda keen on the idea of using my +3 quite a bit, particularly if i bother to to actually sort …
... as they are in my design. It just makes it easier ... was very similar to the design, its only slightly different from ... the design because I built that from ... , before I drew up the pcb.
A small multimeter ...Timex-Sinclair 2068 mod?Just curious, is there any way that a Timex-Sinclair 2068 can be modded to function as a ZX Spectrum128? I'm considering getting one (since it's rat…
... ROM mod?[/QUOTE]
(48k emulation)
Easy. A ... cartridge 48k spectrum emulator is a very ... matter of making up a pcb for it.
You ... one is identical to the 48k spectrum's image except for ...What would you pay for a brand new Spectrum?I wanted to know if there was a market for new hardware, like the DTV-64.
... of a rubber-key 48K (ideally, a design as close to the ...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…
... does on the tape deck PCB.
I may have ... MIC OUT on the original 48K machine, thus an output as ... chip on the tape deck PCB is an LA6324 in case ...divIDEAnyone knows what is happening with divIDE project? I would really like to have one of that boards, but can't get reply from Pavel? Did someone made…
... 48k ?
Wouldn't it be possible to get some PCB ...ZX Game Book UpdateHi all... For various unrelated reasons the time I have for editing has been limited to weekends, but I'm still plugging away. I have created 'fi…
... a copy :)
[QUOTE=48K]On 2006-03-09 07 ... made. The sprite and level design are a real cut above ... me that it fits into 48K. (Ok, with one multiload :))
Any idea what this is?Well, its obviously a sound amplifier for a Speccy, but from which company? It has no markings on it whatsoever, just a power-thru lead and audio le…
... add ons for the standard 48k?
or simply just an ... maker's name on the PCB. If you DO open it ...The Only Reason Sinclair Succeeded (Provoking Controversy)Although I love my Sinclairs dearly, I think that the only reason they succeeded was because at the time most people did not know any better (factori…
... I found the economy of design intriguing, especially when compared to ... is nothing more than a 48K Spectrum ROM mapped to the ...The Only Reason Sinclair Succeeded (Provoking Controversy)Although I love my Sinclairs dearly, I think that the only reason they succeeded was because at the time most people did not know any better (factori…
... little an advance over the 48K Spectrum. The extra memory was ... great, unlike the 128. The 48K looked unique, powerful and futuristic ... (it was a very clever design as a compromise between graphical ... no. Nothing. Just the standard 48K screen display, in the shiny ...Sinclair Basic Vs PascalWith the rise of the structured programming movement (Jackson et al) was it wise to put the Basic programming language into the Spectrum. By this ti…
... couple times): no future compability design. What I talk? Just remember ... just make here hole for PCB edge... Is it really economical ... cheap, printed circuits are cheap. Design is much faster.
Sinclair Basic Vs PascalWith the rise of the structured programming movement (Jackson et al) was it wise to put the Basic programming language into the Spectrum. By this ti…
... couple times): no future compability design. What I talk? Just remember ... little to do with the design itself. Here's an excerpt ... just make here hole for PCB edge... Is it really economical ... cheap, printed circuits are cheap. Design is much faster.
[/quote ...I'm not trying to start another flame war...... but have you seen this months Retrogamer (the one with the C64 on the cover)? I'm not complaining about the "Best 8-bit computer ever" line (it…
... 's a far more striking design than the beige C64 and ... they're nowhere near the 48k.Self made membraneHi fellowes, as you probably know, the keyboard membrane seems to be the weakest hardware part in Spectrum. It is not so hard to find in eBay or in s…
... anywhere
- no way to design the keyboard circuit on one ... 's the "standard" fibre glass PCB laminate as sold by Bowood ...
