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<1…9101112131415…34>
  • shadow regs musingIn the process of optimising some assembler, it occurred to me how great it would have been if the Z80's shadow reg opcodes had been a bit more fully…

    ... would have been if the Z80's shadow reg opcodes had ... have been incredibly easy for Zilog to have come up with ...
    CatWeazle CatWeazle August 2017 Development
  • ZX Spectrum Z80 Development Environment on WindowsHi Folks, Just wondering what the recommendation is for a ZX Spectrum Z80 Development environment on Windows? Getting fed up with hand coding Z80…

    ... is for a ZX Spectrum Z80 Development environment on Windows? Getting ... fed up with hand coding Z80! :-)

    Editor
    Assembler ... like an "Editor" that has Z80 source colourisation and the ability ...
    Paddy Coleman Paddy Coleman August 2017 Development
  • KLIK: Z80 snapshot to screenshot converterWith most Spectrum emulators, you can save current game screen in original ".SCR" format. This will give you a 100% perfect copy of the Spectrum scre…

    ... it as snapshot in format ".Z80", then run [b]KLIK[/b ... have a screenshot called "dreamwalker.z80", then execute this command line ... :

    [code]klik dreamwalker.z80[/code]

    It will ...
    Einar Saukas Einar Saukas August 2017 Announcements
  • How do I convert a .z80 snapshot to a tape file?I've been fiddling with this for a while but can't get it to work reliably. I use Marvin to write short BASIC and assembly programs that uses .z80 in…

    ... and assembly programs that uses .z80 in 48k mode. I want ...
    ivanb303 ivanb303 November 2017 Emulators
  • Poll: Common Z80 Cross-Assemblers in use / WUDSN IDEHi there, my name is Peter Dell/JAC! and I'm the author of WUDEN IDE, a cross-platform IDE for 6502 based systems like Atari, Apple and C64, htt…

    ... a numer of requests for Z80 support and ZX Spectrum and ...
    JAC JAC June 2018 Development
  • Z80, and 6502, in comparisonI was wondering about how each of these compared in terms of performance. The Commodore 64 had a 6502 @ 1MHz, and graphics processor VIC which took …

    ... case if the 6502 and Z80 performed much the same per ... a bit better than the Z80.


    The BBC ...
    dmsmith dmsmith December 2018 Hardware
  • [mac os x, Fuse] Thumbnail icon of TZX, TAP and z80 files in Finder goneFor a long time I could see thumbnail previews of TZX, TAP and z80 files in Finder. I'm sure FUSE installed this nice feature years ago. Recently for…

    ... previews of TZX, TAP and z80 files in Finder. I'm ... working - I see only generic "z80 file", "TAP file" icon. Does ...
    Kuba Adamowicz Kuba Adamowicz February 2019 Emulators
  • New Utility to Transfer Z80 Snapshot to +3 DiskSince getting a Gotek for my +3 it has been my go to machine. The biggest downside however is the lack of older games on disk format with pretty much…

    ... utility currently utilises the popular z80 format (v1, v2 or v3 ... registers as defined in the z80 snapshot. You can even add ... , which is much better than z80 compression but it could be ...
    TomD TomD May 2019 Development
  • Spectrum and Z80 emulators with Python APIHello everybody, It may be the right time to create a topic for these two emulators. They are not at the initial release point yet, but might be w…

    ...
    * https://github.com/kosarev/z80

    As of today ... part is capable of running .z80 and .rzx files. It is ... next step was getting a Z80 emulator that is flexible enough ...
    kosarev kosarev May 2019 Emulators
  • lcc z80Reading through Hansen and Frasier's "A Retargetable C Compiler: Design and Implementation" ( plenty of time on public transport ) about the lcc comp…

    ... the GameBoy crowd created a Z80 back end for it.
    tstih tstih October 2019 Development
  • Of course, when the M1 line of the Z80 CPU is failing, the Z80 CPU must be replaced![quote]Of course, when the M1 line of the Z80 CPU is failing, the Z80 CPU must be replaced![/quote] Err, why? If you are trying to use an interfa…

    ... line of the Z80 CPU is failing, the Z80 CPU must be ... or expansion that needs a Z80 MPU with a working /M1 ...
    1024MAK 1024MAK March 2020 Hardware
  • Wanted: Reichswald by MW Gamesworld .tap/.z80Hi all, I'm looking for a tap/z80 file of MW Gamesworld's Reichswald for a personal project I want to undertake. I'm sure that there's a copy out th…

    Hi all,
    I'm looking for a tap/z80 file of MW Gamesworld's Reichswald for a personal project I want to undertake. I'm sure that there's a copy out there somewhere. I'd be grateful if someone would forward it to me.

    Cheers,
    J.
    LevelUp LevelUp June 2020 Wanted
  • Save 48k SNA from 128k Z80 snapshot?I have been doing RZX recordings of text-based adventure games. In the case of games made with GAC (Graphic Adventure Creator), where a map and solut…

    ... are only available as 128k Z80 snapshots, which prevents me from ...
    equinox equinox June 2020 Emulators
  • uMIA: Z80 Analyst - Sesomsoft[b]Full Title:[/b] Z80 Analyst [b]Also known as:[/b] [b]Year:[/b] 1985 (Loading screen) / 1986 (Tape label) [b]Company:[/b] Sesomsoft (Herbert Ba…

    [b]Full Title:[/b] Z80 Analyst
    [b]Also known ... ://www.dropbox.com/s/kcm5egyaz8q9pvg/Z80%20Analyst.zip?dl=0
    Frankie Frankie August 2020 MIA/STP/SDP
  • New Utility Z80onMDR - Transfer Z80 snapshot to Microdrive CartridgesWith the growing popularity of the excellent vDrive [url]https://vdrivezx.com/vdrivezx/[/url] I've adapted one of my utilities to create Microdrive …

    ... /> | Usage: Z80onMDR [global options] snapshot.z80 [snapshot settings]
    |
    | [ ... activated if more than one z80 snapshot specified, example:
    | ... Z80onMDR snapshot1.z80 -s screen1.scr snapshot2.z80 Games01
    | which ...
    TomD TomD September 2020 Brand new software
  • Tutorial - full game from scratch in z80 assemblyI wrote a game from scratch to release in z80 assembly and wrote it down in tutorial form. Target is basically 48k speccy with the AY chip, or 128k s…

    ... from scratch to release in z80 assembly and wrote it down ... at http://iki.fi/sol/z80
    Sol_HSA Sol_HSA May 2021 Development
  • Were the full Sinclair Loki specs ever actually known?I was just curious. A lot was leaked to the media, but the exact specs seem different depending on source. Some say it could support up to 512x256 an…

    ... no doubt with the later Z80's.... Makes me wonder ... I walked away from the Z80, and into PC world ... 87, I was still programming z80 assembly for a living, ... and even challenged that if Zilog kept making faster and ... up with SMP z80? A hundred slaved z80 cores at 1 ...
    cj7hawk cj7hawk August 2021 Hardware
  • More "What could have been"... The Z280.So in chasing up the Loki specs, I happened upon some parallel developments... And had Sinclair gotten to make the Loki, there could have been some i…

    ... Mb of memory, was code-Z80 compatible, though was around ... the AT computer.

    Zilog never succeeded with this chip ... tag, perhaps with a simple Z80 slot processor.

    ... now then? Perhaps massively parallel z80 systems? All running GEM.< ...
    cj7hawk cj7hawk September 2021 Hardware
  • How do you publish your Z80 code online?I'm starting a blog about my pet project. One of the requirements is to publish explanatory Z80 code. What tools do you use for syntax highlighting? …

    ... requirements is to publish explanatory Z80 code. What tools do you ... that I can feed raw Z80 code with and it does ...
    tstih tstih December 2021 Development
  • Is it possible to make the Z80 execute a bizarre instruction?What happens when it gets an unrecognised instruction OP Code, I mean something following a #ED that isn't one of the undocumented instructions eithe…

    ... question can one fry a Z80 say by some sort of ...
    dmsmith dmsmith March 2022 Development
  • New discovery on Z80 interrupts.This is to announce the discovery of a new, hitherto unknown, behavior of the RETI and RETN instructions. As everyone knows, the maskable interrup…

    ... can be tested on Visual Z80 Remix: https://floooh.github.io ...
    rich_chandler rich_chandler April 2022 Emulators
  • Idea about improving EmulatorHi, I got a bright idea today how to improve such excellent emulators a bit more. Okay, disassemblers are available in nearly every one new released …

    I was thinking about a Z80 compiler myself, like, for a ... didn't existed already. Maybe Zilog did something? Sure some spectrum ...
    Alessandro Tommasi Alessandro Tommasi April 2001 Emulators
  • How do i learn to programAll the years i had a computer the only one i could program was the Texas Instruments Ti99/4a and when using extended basic with its so simple sprite…

    ... Z80 datasheet you can download from [url="http://www.zilog.com."]www.zilog ...
    cyborg cyborg January 2002 Games
  • 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..…

    ... with so check that first. Z80 replacements of the type used ... aren't being made by Zilog anymore (they're on a ...
    cyborg cyborg February 2002 Sinclair Miscellaneous
  • Chuckie Egg and joypads on the SpectrumAn old favourite of mine is "Chuckie Egg", but it has no joystick option. I've got a dual port DK Troniks interface, the first port takes IN 31(Kemps…

    ... /> I haven't done any Z80 stuff for about 12 years ... as this decidely rusty old Z80-er can recall it. Actually ... just dust down the old Zilog manual and give in a ...
    Ed Ed March 2002 Games
  • 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 …

    ... project - there are much better z80's around than a 6mhz ... Although having said that newer z80's have a 24bit adress ... manufacturer's site ([url]www.zilog.com[/url]) - they are ... handheld computer running on a z80 architechture. There has been astounding ...
    cyborg cyborg October 2002 Sinclair Miscellaneous
  • 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 …

    ... used into the new NC100 Z80 development system.
    Oh, and ... . Here they are:
    >Zilog Z80a clocked to maximum
    Takashi64 Takashi64 October 2002 Sinclair Miscellaneous
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