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Spectrum 8bit IDE adaptersHello there my fellow WoS'ers Today I am pleased to (finally) release these little adapters into the wilde [URL="http://postimage.org/image/1aceto6…
... should mention that not all Z80 CPU's are created equally. different ... the problem is a new Z80 CPU.
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[B]Power Source[/B]
[INDENT][B]Using ... you can source this from either the motherboard or the CPU - BUT ... -
Spectrum 128 toaster and divide incompatibility problems with some demos and games.Okay so I got this thing now. It?s my first Spectrum ever. [img]http://img836.imageshack.us/img836/2016/speccyl.jpg[/img] [url]http://img824.image…
... the Z80 CPU clock of spectrum then there is a possible source of ... strikes the limits of the Z80 system. Therefore in my eyes ... -
Spectrum 128 toaster and divide incompatibility problems with some demos and games.Okay so I got this thing now. It?s my first Spectrum ever. [img]http://img836.imageshack.us/img836/2016/speccyl.jpg[/img] [url]http://img824.image…
... the Z80 CPU clock of spectrum then there is a possible source of ... strikes the limits of the Z80 system. Therefore in my eyes ... Spectranet's CPLD uses the CPU clock... so it rather needs ... 0x00 to 0xFF before the CPU reads, so therefore it's ... -
ZX81 and Analogue TVsI recently bought a really nice ZX81 on ebay in amazing condition, but I'm having issues tuning in an old analogue TV to lock onto the signal. I und…
... will see various brands of Z80 CPUs for example.
Z80 CPU and the ROM are socketed ... . This board fits on the Z80 CPU and effectively changes one byte ... changed, this is the best source for the date.
Please explain Spectrum FPGA-clones to meI've been using the great ZXDS-emulator on the DS XL so far, which is great. But I kinda missed toying around with hardware. I've tried bidding on a …
... idea of modifying an open source Spectrum emulator to replace the ... .. I checked out its VHDL source and realised I could understand ... understand some of the emulator source I'd delved into, despite ... 's on-FPGA CPU is the T80 softcore Z80; CPU speed is selectable ...Video ZX Spectrum+ 48k<span>Good day ... is a bit of time that I try to fix my zx spectrum ... I replaced the ram 4116, all electrolytic capacitors ... but the monitor loo…
... /48k/plus Spectrums, the only source of working ULAs, is from ... and data buses between the Z80 CPU and the DRAM chips, you ... and data buses between the Z80 CPU and the DRAM chips are ...Were there other graphic modes for the ZX Spectrum?I've read that there was a "hi-color" mode that allowed the color clash to be 8x1 instead of 8x8. Maybe I have the name of that mode wrong. I'm…
... was build up by the Z80 CPU doing half the work with ... the ULA helping. If the CPU was not allowed to build ... picture, as it is the CPU's job to generate the ... is not a lot the Z80 CPU can do to change things ... ULA to use as the source of picture data.
48K Issue 2 Spectrum showing exactly 16KI've acquired an issue 2 and it quickly became clear that only 16K of memory is available. I've read that some early 48K Spectrums with malfunctionin…
... Balford or me, or another source confirms it, it's best ... range to test between the Z80 CPU data pin and the DRAM ...DYNAMITE DAN I vs DYNAMITE DAN II - WHICH IS THE BETTER GAME?Welcome to the September 2016 edition of Which Is Best? Last month I placed three Amiga top down racers, Nitro, Super Cars II and Overlander. Overl…
... without knowing a dot of Z80 I agreed. Oh and ... print out of Rod's source code. The first two ... were spent re-typing the source into my DASM assembler and ... needed to know about the Z80 CPU. The principle I used was ... running on the Amstrad's CPU, then re-wrote his ...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 …
... ’m talking specifically about the Z80, and the designations that I ... horse’s mouth (the [i]Z80 CPU User Manual[/i] by Zilog ... : Register HL points to the source; the [b]DE[/b] Register ... designing new instructions for the Z80. (And who knows, maybe he ...ZX Spectrum rescued from a friend, has Issues.Hi guys, I've recovered this ZX spectrum 48K from a friend. It's a 1984 ISSUE 6A. He told me the last time it was turned on was about 30 years ago!.…
... , a copy from a different source.
If it is ... of two things, either the Z80 CPU is receiving more interrupts than ...Dead Speccy???I have a 48k+ speccy that boots up with rubbish! is it the z80 cpu? it still has the white boarder but the rest is a mess. any help would be nice..…
I have a 48k+ speccy that boots up with rubbish! is it the z80 cpu?
it still has the white boarder but the rest is a mess.
any help would be nice...
thanks in advance [img]/__forums/images/smiles/icon_smile.gif[/img]ANN: Spectaculator 3.0 beta 1It looks like I won't have time to work on Spectaculator for a while as it seems I've become a Dad - whahooo! :) What I'd though I'd do is release t…
... 48k spectrum
- Customisable Z80 CPU speed from 3.5MHz to ...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 …
... Computer. It will use a Z80 CPU running at 6mhz, 128k Ram ... tell me how to make Z80 computer boards as I no ...[NEW]: Spectaculator 4.0Hi everyone, Finally managed to finish it... enjoy! --- [NEW]: Spectaculator 4.0 Spectaculator is a Sinclair ZX Spectrum emulator for PCs runnin…
...
o Import raw Z80 machine code (produced via TASM ... has been added to save Z80 snapshots uncompressed.
...
o Extensions to the z80 file format to support 16k ... .
o Customisable Z80 CPU speed from 3.5MHz to ...NEW INTERFACE FOR ZX SPECTRUM!!Hi all zx-maniax! Here is a letter from Polish inventor, Yarek Adamski. He constructed a new brilliant interface for ZX SPECTRUM. Ready carrefuly i…
... range of computers based on Z80 CPU - e.g. ZX
Spectrum ... with computers
of other CPU (6502, 68000), but this is ...Spectrum 128k+ for saleHi, I have an excellent condition Spectrum 128k+ (heatsink type) that has been totally reconditioned. -New capacitors, AY sound chip, Z80 cpu, membra…
... /> -New capacitors, AY sound chip, Z80 cpu, membrane, etc...
works great ...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 …
... a misterious internal register in Z80 CPU (MEMPTR) which value is set ... or changed by some Z80 instructions and 2 bits of ... was not exactly known which Z80 instructions initialize the MEMPTR and ...SPIN RZX playbackNot sure if anyone has mentioned this, but has anyone else noticed that when you play an RZX file back in SPIN at a hiked up Z80 CPU speed level, tha…
... SPIN at a hiked up Z80 CPU speed level, that unless you ...ZX Spectrum 128+ problemsHello!I recently purchased and got myself a spectrum 128+ from ebay.The item did not have an original power supply so i got a power supply of 9volts …
... -Made-of-ULA-Chip-for-Z80-CPU-ZX-Spectrum_W0QQitemZ120137893224QQihZ002QQcategoryZ4193QQrdZ1QQssPageNameZWD1VQQcmdZViewItem[/url]
Sam Revival issue 19 out now! [Sam CoupIssue 19 of Sam Revival is now out! Let's start off with what's on the coverdisk: Conquest. Written by Peter King in 1997 this originally had a lim…
... this issue is "Programming the Z80", a new machine code column ... introduction to the Sam's Z80 CPU, hexidecimal numbering, memory and a ... a gentle plunge into learning Z80 assembly and you'll soon ... most up to date 65C02 cpu emulator code and other enhancements ...New interface for ZXThis is my old (2004) unfinished project of internal interface for ZX Spectrum 128+2: ([url]http://velesoft.speccy.cz/hardware_in_development.htm[/u…
... , 1MB SRAM, 512kB FLASH EPROM, Z80 CPU, battery CR2032. PROFI Interface work ...More stuff..Ok, another visit to my loft and I've found some more Speccy stuff! Huzzah! Here's the list and the pics: Finders Keepers The Zacaron Mystery Fairl…
... joystick interface
Programming Z80 CPU 2nd Edition (SGS)
Spectrum ...Documentation page: a link needs updatingAt the bottom of the page [url]http://www.worldofspectrum.org/documentation.html[/url] the link to [quote]Z80 CPU Official Support Page, maintained b…
... ]
the link to [quote]Z80 CPU Official Support Page, maintained by ... is now
[url]http://z80.info/[/url]
Mr Do! ?Not exactly a new idea (at least twenty-seven years old now :-o), but how about a port of Mr Do! to the Spectrum? There was never an official one, ev…
... ), and is written for the Z80 CPU, then surely it would be ...48K Speccy Repair Log.Some people may know my love for writing up my repairs of arcade PCBs on various forums so thought I would do the same for this little fella. Had th…
... a chip level, the Z80 CPU only has 16 address lines ... you to become the CPU effectively and lets you ... Fluke 9000 and the Z80 pod connected to the ... this tells the pseudo CPU to toggle all the data ... board is... the Z80 chip itself. The CPU was flaky, sometimes ...I hit an electronic jackpot!!!Hi everyone, My computer project can exceed faster than ever!! My school has no electronic or computer teachers so they have thousands of chips and …
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I even got two z80 CPU's that i would LOVE ... like minimum hardware for the z80 to function?
ThanksRecent talk of developing new SpectrumsHi all, I can see from a few threads on here that some Wossers like Vasil and Aien 8 are interested in developing more powerful Spectrums or improvi…
... a number of unrelated Z80 projects on the web ... Most of these are using Z80 CPU's running at 20-25MHz ... hobbyist can produce a Z80 machine at a low ... much hassle considering that the Z80 is still 100% backwards ... there are there any CPU upgrades for the Spectrum ...ZXSpin question...Hi Folks, ZXSpin has the ability to set the Z80 CPU Speed and the Emulation Speed. Not sure I understand the difference and my installation of ZXSp…
... the ability to set the Z80 CPU Speed and the Emulation Speed ...MISTER BEEP - new album with ZX musicHi, normally I don't like my tunes too much :) but this time I would like to proudly present to ZX universum: MISTER BEEP - "A thousand furious b…
... 48K in 80s.
Z80 chip can actually generate whichever ... fans would have _never_ exchanged 'Z80 swarm' sound to anything else ... huge effort for Spectrum's Z80 CPU, so the engine can make ...
