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  • Falling Blocks - new game from z80 assembly beginner<p>I started learning z80 assembly earlier this year, mostly from reading Jonathan Cauldwell's "How to write ZX Spectrum Games" and from reading arti…

    I started learning z80 assembly earlier this year, mostly ...
    soiaf soiaf June 2015 Development
  • Creating a ZX Spectrum Development Environment on Mac OS XI’ve been using a Macbook for a while now and am so impressed with it I decided shift my ZX Spectrum development from PC. It took me a little while t…

    ... /> [b]Pasmo[/b] for compiling z80 and creating tap files
    Format pick Application. Recommend you save ... to compile and run your z80 files.

    The next ... )

    To compile your z80 assembler you just need to ...
    TomD TomD July 2015 Development
  • Ziloghino - Arduino like Z80 systemHi, I found this board on Kickstarter, the Ziloghuino. It's an Arduino like Z80 system extensible with hardware shields. With some effort maybe s…

    ... . It's an Arduino like Z80 system extensible with hardware shields ...
    GNF GNF July 2015 Hardware
  • Execution map file support in different emulatorsAs I'm now seeking about execution map files, the different emulators support, I want to start a new discussion here. Today, I tried to create a mem…

    ... create a memory map with Z80 emulator, but my machine is ... fast. But the map file format is described well in the ... />
    We have now:
    *********************** Z80 emulator:
    file extension: *.map ...
    clausjahn clausjahn July 2015 Emulators
  • DEFFNder: a small library of BASIC functions written in Z80I've published a small library of 15 Sinclair BASIC functions written in Z80. I wrote it last year for a project of mine. Some of them are generic, s…

    ... Sinclair BASIC functions written in Z80. I wrote it last year ...
    programandala.net programandala.net August 2015 Sinclair Basic
  • External Z80 CPUHi Looking for some advice if possible. Many years ago I had a plug-in board for a Spectrum 48k which had a couple of switches, a z80 CPU, and a S…

    ... a couple of switches, a z80 CPU, and a Spectrum ROM ... can't recall how the Z80 was switched. The ROM seems ...
    Graham Graham August 2015 Hardware
  • [NEW] Retro Virtual Machine v1.0.0 for OSX released!!!!Here it is! Retro Virtual Machine v1.0.0 RELEASED!!!! Many thanks first to Patrik Rak for the PZX format and for their Z80 tests without which RVM…

    ... the PZX format and for their Z80 tests without ... /> Accuracy

    Complete Z80 emulation, including the ‘memptr’ register ... new disk with or without format.
    The ‘B ... /> Snapshots

    Proprietary format (JSON compressed with gzip)
    jcgamestoy jcgamestoy September 2015 Emulators
  • Subtract 4 from an addressThis is a novice Z80 question really: I'm trying to vertical scroll my back buffer, but I'm not sure of the quickest way to apply an offset and mo…

    This is a novice Z80 question really:

    I' ... , NOT in the speccy display format.

    I start by ...
    Atari_Jetman Atari_Jetman September 2015 Development
  • z80 assembly helpEver since I was a child I wanted to program my zx81 then my zx spectrum + 2. However, it was such a mystical beast and I only ever used BASIC not kn…

    ... started reading numerous books around z80 assembly. It's slow going ... in the dark arts of z80 assembly!
    antonyjones101 antonyjones101 September 2015 Development
  • The history of ESXDOS, the DivMMC and the DivMMC EnJOY![img]http://benophetinternet.nl/hobby/divmmc_history/1%20esxdos.jpg[/img] These are the stories behind esxDOS, the most popular operating system e…

    ... br /> - TRD/SCL
    - SNA/Z80

    --------------
    Command ... /> CHDRIVE: GO TO *"h2:"
    FORMAT: FORMAT h1 (duh)

    --------------------------
    - .z80/.sna Snapshot loading (i dont ...
    bverstee bverstee October 2015 Hardware
  • Concert txt files to Z80 or TAP filesHi everyone :) Can you suggest me a software to convert txt files to Z80 or TAP? (OS Windows 7 64 bit) Thanks

    Hi everyone :)
    Can you suggest me a software to convert txt files to Z80 or TAP? (OS Windows 7 64 bit)

    Thanks
    alchemist alchemist October 2015 Sinclair Miscellaneous
  • Question about Z80 and RD/WRI know almost nothing about the Z80 CPU but I am learning. I know this is WoS so I hope asking generic Z80 related questions are OK. Anyway, I wa…

    ... know almost nothing about the Z80 CPU but I am learning ... so I hope asking generic Z80 related questions are OK.
    Z80 connected to a microcontroller and ... /writes.

    Does the Z80 OR those two pins so ...
    cbmeeks cbmeeks October 2015 Hardware
  • Spectrum 48K: Z80 strange bypassedHi. When I try to turn on my Spectrum, I get only this image: [img]http://i7.aijaa.com/t/00160/14005443.t.jpg [/img] I opened Spectrum and c…

    ... />

    Should I change Z80, could it help ?
    Vipered80 Vipered80 October 2015 Hardware
  • A few hardware questions regarding Z80 and eZ80Hi Guys, Maybe some of you could help me with these questions: I would like to know what is the actual file size limit that can be used by z80 …

    ... that can be used by z80 (including bank switching), If there ... the video output resolution of z80 and ez80?

    E ... .g. or even higher using z80 or ez80 and what would ... rate of that machine for Z80 and eZ80 (50Mhz model)?
    jungleston jungleston October 2015 Hardware
  • An email list about the Forth programming language on Sinclair (and Z80) computersAn email list has just been created to discuss the Forth programming language on Sinclair computers (and Z80 in general): [url=http://programandal…

    ... language on Sinclair computers (and Z80 in general):

    [url ... .html]Forth on Sinclair (and Z80) computers[/url]

    There ...
    programandala.net programandala.net November 2015 Announcements
  • LgK image compressorOk people, i decided to make it proper thread since i've finally got something tested & useful for everyone. Here is my "chunky" ZX image compressor …

    ... autogenerated variable-size Z80 decompressor added. Optimized generic Z80 decompressor isn't ... ready yet (and even the exact final format ...
    Lethargeek Lethargeek January 2016 Development
  • Z80-Code Flow-Chart Analysing ToolHi all, when working on my current Speccy Project with Pasmo, i imagined, it would be nice to have a tool for analysis of produced Z80-Code on t…

    ... for analysis
    of produced Z80-Code on the Linux Commandline ...
    Andy Schraepel Andy Schraepel March 2016 Development
  • Turning .src files in z80 source code into .tap files.Does anyone know how I might go about turning z80 source code in 5 .src files into a .tap or .tzx file so that I can play it into my Spectrum +3? …

    ... I might go about turning z80 source code in 5 .src ...
    matalog matalog March 2016 Development
  • New disc image format: LDBS... Yes, I'm doing exactly the same thing that [url="https://xkcd.com/927/"]XKCD 927[/url] portrays. Don't worry, I have my reasons. LDBS is an at…

    ... to develop a disc image format that's more or less ... do better.

    The format definition is [url="http://www ... , please don't, until the format's finalised -- but I'd ... in any comments on the format from emulator or utility authors ...
    John Elliott John Elliott March 2016 Emulators
  • Visual Studio dev environment for Z80 code.I couldn't find one, so I as wondering if there was an Assembler that could be used via a modern Visual Studio version on Windows? I used MASM in the…

    ... there's an open source Z80 assembler already that can compile ...
    Korinel Korinel April 2016 Development
  • wav2pzx 1.0 - Convert ZX Spectrum tape recordings to the .PZX formatThe Sinclair ZX Spectrum and related computers primarily stored their software on audio cassette tapes. While most emulators for these machines suppo…

    ... .raxoft.cz/pzx.html"]PZX format[/url] is a more recent ... attempt to produce a flexible format that can support all software ... ZX Spectrum tape in WAV format (preferably a mono 8-bit ...
    Fred Fred April 2016 Announcements
  • (Collected) Darkhog's noob question about z80 assemblySince when I'm learning new language or library, I tend to ask lots of stupid (for any advanced person) questions and I don't want it to have mess up…

    ... things:

    - Regular IF z80 equivalent. e.g. If A
    Darkhog Darkhog April 2016 Development
  • wav2pzx 2.0 - Convert ZX Spectrum tape recordings to the .PZX formatThe Sinclair ZX Spectrum and related computers primarily stored their software on audio cassette tapes. While most emulators for these machines suppo…

    ... .raxoft.cz/pzx.html"]PZX format[/url] is a more recent ... attempt to produce a flexible format that can support all software ...
    Fred Fred June 2016 Announcements
  • "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. I've been working on a z80 emulator (for academic and rec…

    ... 've been working on a z80 emulator (for academic and recreational ... have been using http://www.z80.info/decoding.htm#intro to ...
    Travis Kaufman Travis Kaufman July 2016 Development
  • wav2pzx 3.0 - Convert ZX Spectrum tape recordings to the .PZX formatThe Sinclair ZX Spectrum and related computers primarily stored their software on audio cassette tapes. While most emulators for these machines suppo…

    ... (TZX).

    The PZX format is a more recent attempt ... to produce a flexible format that can support all software ...
    Fred Fred July 2016 Announcements
  • program upload via Interface 1 RS232 from PC/Mac/LinuxHello. I've made good on a promise to my 13 year old self and have been recently learning spectrum z80 coding. I can happily build a program (as …

    ... have been recently learning spectrum z80 coding.

    I can ... ) Spectrum side needs to [b]format "b";baud rate [/b]
    mister_wavey mister_wavey July 2016 Hardware
  • Meaning of Format Byte of a TRDOS DiskDoes anybody knows the Meaning of the Format Byte (Byte 227 in Sector 8 (Sector Count from 0) in Track Zero) of a TR-DOS Disk (Real Disk of a Bet…

    ... knows the Meaning of the Format Byte
    (Byte 227 in ... :

    1) Track 0 Format from Page 2 and 3 ...
    Luzie Luzie August 2016 Hardware
  • Visual Studio 2015 and z88DkNot sure if this is useful to anyone but just in case :) I was about to embark on getting intellisense working for assembly... but that looked a lit…

    ... errors are in a format Visual Studio can understand, ... ://www.livewiredesign.co.uk/Z80-VS-do_error.PNG[/img ... ://www.livewiredesign.co.uk/Z80-VS-CustomTool.PNG[/img ... ://www.livewiredesign.co.uk/Z80-VS-Error.PNG[/img ... .livewiredesign.co.uk/Z80-VS-Success.PNG[/img]
    Korinel Korinel August 2016 Development
  • SkoolKit 5.3SkoolKit 5.3 has been released. SkoolKit is a set of command line utilities for disassembling Spectrum software, into assembler-friendly ASM forma…

    ... software, into assembler-friendly ASM format or into a bunch of ... a binary file into a Z80 snapshot)
    [*]The [i]snapinfo ... in a SNA, SZX or Z80 snapshot)
    [*]The [i]snapmod ... and RAM in a 48K Z80 snapshot)
    [*][i]skool2html.py ...
    SkoolKid SkoolKid September 2016 Announcements
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