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Taking the Spectrum for a bath - Lots of SEXY photos!Decided to take a Spectrum +2 for a bath this weekend. It was non-working, so it needed fixing. It booted to a fuzzy dark picture and I thought "Ah, …
... a little heatsink onto the Z80 CPU. This *probably* dosen't have ... -
IDE Hard Drive on your Spectrum!Hello there my fellow WoS'ers Today, I am going to share with you something that has truly captivated me over the last couple of months, some of you…
... device, this plugs into the Z80 CPU socket and provides an IDE ... -
Happy 70th Birthday to Federico Faggin!On this day in 1941 in Vicenza, Italy sprang forth the conceiver, architect and co-designer of the humble Z80 CPU. Happy Birthday Federico, thanks f…
On this day in 1941 in Vicenza, Italy sprang forth the conceiver, architect and co-designer of the humble Z80 CPU.
Happy Birthday Federico, thanks for your part in making the Spectrum the machine that it was and still is. -
Embarrassing MHz question....(Hangs head in shame; you may throw tomatoes and mouldy fruit at me.) What is the standard speed (exact please!) of the Z80 CPU in a 48K ZX Spectrum…
... speed (exact please!) of the Z80 CPU in a 48K ZX Spectrum ... -
My Issue 2 spectrum"IT'S ALIVE!!!!!" - Dr Frankenstein I got my issue 2 spectrum up and running, colours and all. I borrowed socketed lower ram from my issue 3 that is…
... it did lower ram and cpu. They are GM7164p-12, but ... RWAP, an new low power Z80 cpu (Nec 780008C), memory borrowed from ... -
+3e Strange IssueHello there my fellow WoS'ers I am absolutely perplexed by the following problem, I am hoping that someone more enlightened than I can help [I](no…
... /> [INDENT]8bit IDE adapter
Z80 CPU (new)
512MB CF Card ... even changed the adapter and CPU and while the assembly works ... -
A new ZX spectrum cloneOver the past 12 months i have been developing a new spectrum clone as a hobby project to waste my spare time on. It is still not fully complete yet …
... as follows:
3.5MHz Z80 CPU with 7MHz turbo mode (hot ... -
SCF/CCF flags - new discoveryI can't believe that no one is interested in discussing the additional, previously undocumented internal state of the Z80 CPU I have discovered recen…
... undocumented internal state of the Z80 CPU I have discovered recently. I ... -
ay troubles...im trying to hook up an ay chip internally to my upgrade 48k machine, GAL provides bdir and bc1 signals, d0 to d7 is connected to z80 pins, and a0 to…
... to a7 is connected to z80 cpu, and the machine start, but ... -
Designing a Modern 'Professional' low cost ZX Spectrum ??Hi, I'm looking at designing a low cost hight performance (20MHz) ZX Spectrum... in the mould of the original, but using modern-day components. The…
Cheap electronic kits for hobbyists/Students etcAs prices start to get silly on ebay for electronic components like CPUs, Memory etc, I've sourced two suppliers from China that do me great deals. …
... ll put together bespoke kits Z80+SRAM+EPROM etc and ... />
Z84C0020PEC 20MHz Z80 CPU
R65C02P4 4MHz 6502 CPU
MC68008 8 ... -16MHz 68008 CPU
HD63B09 2MHz+ 6809 CPU
...Homebrew ZX Spectrum kits for DIY builders !Hi. I'm considering selling Homebrew ZX Spectrum kits on ebay... hopefully at a low price ! They'd consist of : Z84C0020PEC Z80 CPU …
... consist of :
Z84C0020PEC Z80 CPU DIP $1.50
128K ...Homebrew ZX Spectrum kits for DIY builders !Hi. I'm considering selling Homebrew ZX Spectrum kits on ebay... hopefully at a low price ! They'd consist of : Z84C0020PEC Z80 CPU …
... consist of :
Z84C0020PEC Z80 CPU DIP $1.50
128K ...Spectranet questionsI have received the wonderful Spectranet interface from RWAP today. I have started to experiment with it and I have found an interesting thing... So…
... replaced the NEC D780C-1 CPU of my Spectrum+ 48K machine ... Z84C0006PEG NMOS/CMOS Z80 CPU because the desoldered original CPU have short legs ... contacts of the original NEC CPU and put it back to ...Spectrum items for saleI have many Spectrum items like Spectrum, Spectrum +, power adapters, Centronics Interface, Kempston Interface, Light Pen Interface(these are built b…
... still work), some ULA's,Z80 CPU,membranes, some memory chips16K,48K ...Sinclair's Cancelled ProjectsDoes anybody have anymore info on any of these projects or are there any old Sinclair engineers on the Spectrum scene that could shed a little more l…
... intended to be a cheap Z80-based games console implemented in ... Spectrum-compatible with a faster Z80 CPU, a built-in ZX Microdrive ... have a 7 MHz Z80H CPU, 128 KiB of RAM and ...Could ELITE's wireframe graphics be improvedWas watching this video last night comparing the BBC and Spectrum version of Elite: https://www.youtube.com/watch?v=Ov4OAteeGWs It seems that the…
... 's the fault of the Z80 CPU that the Speccy couldn't ...MiST fpga and ZX Spectrum coreI don't see any MiST related thread here. You've probably already heard of it, it's a device which recreate some computers (atari st, amiga, amst…
... much more accurate (for the z80 cpu, and maybe other parts as ...R registerI'm cross-posting this as a spin-off of a [url="http://www.worldofspectrum.org/forums/discussion/52748/zx-spectrum-cartridges/p2"]thread in "Hardware…
... R) Register.
The Z80 CPU contains a memory refresh counter ... control signal while the CPU is decoding and executing ... .
NOTE: All Z80 repeat instructions, like LDIR, LDDR ... increment correct, due to some Z80 quirk ?
Or
...The HL Register Pair Naming. An Observation.This isn’t really a question or a tip. Just an observation about the naming convention of the registers in the Z80 CPU. It seems that every register …
... of the registers in the Z80 CPU. It seems that every register ... is just used by the CPU internally.ZEsarUX 6.1 RCHi I have uploaded a new beta version of ZEsarUX. This is ZEsarUX 6.1 RC so next version will be a final stable version :) You can download it fr…
... />
Improved debugging:
* added cpu-step-over function on debug ... a breakpoint is fired on cpu-step-mode, the breakpoint condition ... it ;)
Fixed bug on Z80 cpu core, iff2 was not being ...Interface 1Hi, Just got myself an Interface 1 only to find it does not work. That is to say that I can't use any of the extended commands on it,e.g. CAT 1, LOA…
... wrong, or your Spectrum's Z80 CPU
chip may be damaged ... the
shop replaced the Z80, then everything was fine.My own Home Computer It's true. My company are planning to build a new Home Computer. It will use a Z80 CPU running at 6mhz, 128k Ram and will run all Spectrum and ZX81 …
... /> It will use a Z80 CPU running at 6mhz, 128k Ram ... br />
...
The CPU will be at 3.5mhz ... , yet knows not one z80 from another. He has ... viable system when compiled to z80 asm. He doesn't ... "oh, erm, a 3.54mhz Z80"
"Surely you ...Fake screenshots? No - now it's REAL screenshotsOk then. A few weeks ago I said I will show You the new gfx-mode of Speccy and - here it is: [url="http://republika.pl/hooy_prg/hprg.zip"]http://rep…
... mode is not possiblebecause the Z80 CPU is too slow for such ... , but I?m not a Z80 ace too. Anyway, I included ...Fake screenshots? No - now it's REAL screenshotsOk then. A few weeks ago I said I will show You the new gfx-mode of Speccy and - here it is: [url="http://republika.pl/hooy_prg/hprg.zip"]http://rep…
... mode is not possiblebecause the Z80 CPU is too slow for such ... , but I?m not a Z80 ace too.[/quote]
Z80 and how spectrum functions as ...New SpeccyDo you think someone should go about creating a new spectrum computer? I'm talking about a spectrum compatible (not an emulator) with the capabiliti…
Spector:
>if a new Speccy had come out with totally
>redesigned graphics and sound capabilities,
>then it would no longer be a Spectrum. It
>would be like a PC,
Oh, PC isn't based on Z80 CPU..Zlincon 2003 - Factor's reminiscences (SID-sound on ZX)Factor6 wrote his reminiscences after zx-meeting called Zlincon. I think the most important think is that time when we hear SID-sound on Speccy is n…
... it takes most power of Z80 CPU, but not everything, if I ...Vic-20s ARE CRAP! (And a few other ramblings from 1984)There was a great rivalry between myself and some of my computer owning chums in the early/mid eighties. The thread title was a phrase I made good us…
... , and a 256x192 display, and Z80 CPU - it seems to have a ...an idea that could be very very good...but also very very bad...Hello all! I've been having a chat with some of my friends round here that once loved the spectrum (well...2...as they're all heathens round here...)…
... GBA) and ... erm .... emulate the Z80.
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Yes, I remember ... be enough to use new Z80 CPU and it would work in ... work with normal 3,5Mhz CPU correctly.
