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  • 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
  • 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…

    ... it ;)
    Fixed bug on Z80 cpu core, iff2 was not ... to 0 when firing an interrupt, so reading it by using ...
    chernandezba chernandezba April 2018 Emulators
  • ZEsarUX-7.0Hi! I have uploaded a new ZEsarUX stable version :) This is ZEsarUX 7.0 There are a lot of new features added, more than ever! You can downl…

    ... files: .tap, .zx, .zsf, .sp, .z80, .sna, .spg, .p, .o, .mmc ... :
    * added TSConf DMA, line interrupt, sprites layers
    * TSConf rendering ... menu
    Fixed bug on Z80 cpu core, iff2 was not ... to 0 when firing an interrupt, so reading it by using ...
    chernandezba chernandezba May 2018 Updates
  • 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
  • ZEsarUX-7.1 BETAHi I have uploaded a new ZEsarUX 7.1 BETA version here: https://github.com/chernandezba/zesarux/releases/tag/7.1-10082017 Changelog of this …

    ... Menu
    Added new Z80 TBBlue opcodes and deleted obsolete ... **OUTFIRED: returns 1 if last Z80 opcode was an OUT operation ... **INFIRED: returns 1 if last Z80 opcode was an IN operation ... **INTFIRED: returns 1 when an interrupt has been generated
    * ...
    chernandezba chernandezba August 2018 Emulators
  • ZEsarUX-7.1Hi! There’s a new stable version of ZEsarUX, version 7.1! The next 24th of September it will be 5 years old :) So this is a special anniversary…

    ... Menu
    Added new Z80 TBBlue opcodes and deleted obsolete ... **OUTFIRED: returns 1 if last Z80 opcode was an OUT operation ... **INFIRED: returns 1 if last Z80 opcode was an IN operation ... **INTFIRED: returns 1 when an interrupt has been generated

    chernandezba chernandezba September 2018 Emulators
  • [Asm] Is this nested loop faster than LDIR or a bunch of unrolled LDI's?Hi all. I'm learning Z80 asm on Speccy 48K, and to start with I decided to write my own "CLS" routine (without relying on ROM calls or LDIR) as a lea…

    Hi all. I'm learning Z80 asm on Speccy 48K, and ... weeks of studying the registers, instruction set and T-states I ...
    ST1 ST1 November 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
  • ZEsarUX Beta 7.2-RCHi I have uploaded a new ZEsarUX Beta version: 7.2 Release Candidate! Next version will be final stable :) You can download it from: https://g…

    ... help windows

    Added Z80 assembler
    Added setting to ... breakpoint
    Fixed emulating Inves interrupt bug
    Fixed segmentation fault ...
    chernandezba chernandezba March 2019 Emulators
  • Instruction sheets, manuals and other items!Has anyone got the following instruction sheets, manuals and/or other items: After Burner Sticker Double Dragon 2 Poster Rick Dangerous Instruct…

    Has anyone got the following instruction sheets, manuals and/or ... Poster
    Rick Dangerous Instruction Poster (have the comic)< ... br /> Star Raiders II Instruction Sheet for Spectrum
    ... Tau Ceti Instruction Sheet

    Any ...
    BarryB BarryB April 2019 Wanted
  • ZEsarUX stable 7.2Hi! I have uploaded a new stable ZEsarUX version 7.2! You must go to the Releases section on the GitHub project to download It, as usual: htt…

    ... help windows

    Added Z80 assembler
    Added setting to ... breakpoint
    Fixed emulating Inves interrupt bug
    Fixed segmentation fault ...
    chernandezba chernandezba April 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
  • Setting breakpoints in source code to make debugging easierAfter two years I've resumed my Speccy coding project. I'm porting a yet "unported" game from C64/Atari to 48k Spectrum using Z80 assembler. At the m…

    ... /Atari to 48k Spectrum using Z80 assembler. At the moment I ... that's basically all the Z80 code I've ever written ... could have some sort of instruction or macro in the code ...
    arttu arttu August 2019 Development
  • AdvancedAdvertisment for old-games.zilog-z80-spectrum-We transformn z80gme into funny-videos.More sinus and cosine on large wide and low resolutions.Do you like these movies? [url="https://youtu.be/MJTR…

    ... /MJTRDgdpSUU?t=50"]Syntax tap1989 z80[/url]
    [url="https://youtu ... /c7r_eQl9drI"]Relax yourBrain with Chronos.z80[/url]
    [url="https://youtu ...
    d2010 d2010 September 2019 Announcements
  • How do emulators make code appears as running at 3.5Mhz?Decent Z80 emulators on github return t-states after executing an instruction, giving you the ability to emulate Speccy relatively well. But there ar…

    Decent Z80 emulators on github return t-states after executing an instruction, ... screen ray came after every instruction, and draw just that ... t ULA painting during the instruction too? I can imagine ... the screen after the whole instruction, perhaps the change is ...
    tstih tstih October 2019 Development
  • FOR loop without NEXT instruction. How come?I've been looking through the BASIC listing for M.C. Lothlorien's Red Baron and have noticed a line of looping code that is puzzling me. This is lin…

    ... had to have a NEXT instruction yet the second FOR j ...
    LevelUp LevelUp October 2019 Sinclair Basic
  • 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
  • Currah uSpeech ROM Paging and BootyHi, When I emulated the Currah uSpeech for [url="http://www.inkland.org.uk/inkspector"]InkSpector2[/url], I made it page in its own ROM on memory …

    ... intention is for the RST instruction to call address $10 in ... the ldir instruction above) the uSpeech ROM is executed. The Z80 then ...
    inky inky October 2019 Hardware
  • ZEsarUX 8.1 stableHi! I've uploaded a new ZEsarUX 8.1 stable version. Go to the github released webpage to download it: https://github.com/chernandezba/zesaru…

    ... /> -debug CPU window: show interrupt routine pointer on im2 mode ... and applies to .sna and .z80
    Improved curses driver: ... resolution
    Improved accurate Z80 timing: IM mode 0 is ... Fixed loading and saving +3 .z80 snapshots
    Fixed placing menu ...
    chernandezba chernandezba February 2020 Emulators
  • 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
  • GZX 2020.1 ReleasedHi, I just released [url="https://github.com/jxsvoboda/gzx/releases/download/v2020.1/gzx-2020.1.zip"]GZX 2020.1[/url]. [youtube]3AOQETbfrPA[/yo…

    ... , 128K MIDI port, field mode, Z80/SNA, TAP/TZX/WAV, integrated ... )
    [*]Avoid missing interrupts when interrupt is locked (fixes hang in ...
    Chip Chip March 2020 Emulators
  • 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
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  • Question about CP Z80 instructionSorry if this is the wrong folder, but it seems the most appropriate. <br /> <br /> When performing a CP instruction, is the P flag set when the comp…
  • Z80 RRCA instruction...Hi Folks,<br /> <br /> Well my exploration of Z80 MCODE continues apace! I am struggling to understand how the RRCA instruction works. The official…
  • "Decoding z80 Opcodes" (http://www.z80.info/decoding.htm#intro) - Incorrect HALT Opcode?Apologies if this is a dupe but I searched within the forums and couldn't find anything.<br /> <br /> I've been working on a z80 emulator (for acad…
  • 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]<br /> Err, why?<br /> <br /> If you are trying…
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  • Z80, TZX and TAP formatsHi again <br /> I?ve seen these three formats as the most common of all. The doubt is... Which is the best of them? What are the differences between …
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