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  • converting sna to tapsince i'm struggling to find a simple sna to tap converter that works fine on gnu/linux, i'm about starting to code one on my own (using a scripting …

    ... val"17664"

    the assembly code in the last chunck ...
    nitrofurano nitrofurano April 2019 Development
  • Replacing voltage regulators - need to sanity check a few things pleaseHi Everyone I'm in the process (with a lot of help from some friends at Greenford Computer Club), of giving my three Speccys some much needed prev…

    ... to remove the entire heatsink assembly and replace it with the ...
    chrisgreen chrisgreen May 2019 Hardware
  • Not directly Speccy related, but too cool not to share...Here's a bunch of numeric optimizations that you can do in assembly -- [url="https://graphics.stanford.edu/~seander/bithacks.html"]Bit Tweedling H…

    Here's a bunch of numeric optimizations that you can do in assembly --

    [url="https://graphics.stanford.edu/~seander/bithacks.html"]Bit Tweedling Hacks[/url]
    tstih tstih June 2019 Development
  • MB03 UltimateDear ZX friends, you may have heard of MB-02+, probably the best disk interface for ZX Spectrum, originated back in the 90's. Although not much sp…

    ... , 130 EUR is a board+ assembly in proffesional company, no other ...
    Hood Hood July 2019 Hardware
  • 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…

    ... I have 2768 lines of assembly code and that's basically ...
    arttu arttu August 2019 Development
  • im looking for short demoscene type graphics demos that have source code in .asm formator have the assembly listing. smaller the better

    or have the assembly listing. smaller the better
    digital digital August 2019 Development
  • How to store and recall a "window"?I would like to memorize and then restore a rectangular portion of a screen, pixels and attributes. To make things easier, this "window" would be sit…

    ... . All of this in an Assembly routine to be recalled from ...
    Alessandro Grussu Alessandro Grussu February 2020 Development
  • Best compiled Basic game ?I was thinking about this before I posted the topic about Melbourne House's excellent Penetrator scrolly but held off, however a kind [url="https://w…

    ... a hybrid of Basic and assembly, and as far as I ... not compiled Basic for the assembly part.
    spider spider July 2020 Games
  • How to write a simple BASIC* horizontal scrolling game (Tutorial) [b]How to write a simple BASIC* horizontal scrolling game[/b] In this tutorial, we will be talking about how to write a simple BASIC* horizont…

    ... is for now, and the assembly version of this part will ...
    Timmy Timmy September 2020 Development
  • How to write a simple C+asm horizontal scrolling game (Tutorial, z88dk)[b]How to write a simple C/asm horizontal scrolling game[/b] [b]Note:[/b] This tutorial has multiple parts... I am still writing but this first pa…

    ... can include machine code and assembly code in an easy way ... scrolling function in here, in assembly.

    A more portable ... way could be using assembly code in separate assembly files. I'm ...
    Timmy Timmy September 2020 Development
  • Can anyone with experience of releasing AGD games help me out?My game is finished. I also have a loading screen, and I also have a wee tune I made in Beepola for the menu screen. It's all ready to be put togethe…

    ... as I know nothing about Assembly. It's a big ask ...
    The Lone Magpie The Lone Magpie October 2020 Development
  • Program directly on an speccyHi guys! I just bought a couple of spectrums and want to code assembly directly on the Spectrum. Don't want to use an emulator. On my C64 I use…

    ... spectrums and want to code assembly directly on the Spectrum.
    hexabit hexabit January 2021 Development
  • Why not more interest in C?Just curious. Not trying to provoke anything other than a discussion here. It would seem that it would be better for "Z80 beginners" to write in C…

    ... to see what an "expert" assembly programmer would have handled it ...
    JerzyBulovski JerzyBulovski April 2021 Updates
  • Why not more interest in C?Just curious. Not trying to provoke anything other than a discussion here. It would seem that it would be better for "Z80 beginners" to write in C…

    ... to see what an "expert" assembly programmer would have handled it ...
    JerzyBulovski JerzyBulovski April 2021 Updates
  • Why not more interest in C?Just curious. Not trying to provoke anything other than a discussion here. It would seem that it would be better for "Z80 beginners" to write in C…

    ... to see what an "expert" assembly programmer would have handled it ...
    JerzyBulovski JerzyBulovski April 2021 Updates
  • why not more interest in C?Just curious. Not trying to provoke anything other than a discussion here. It would seem that it would be better for "Z80 beginners" to write in C…

    ... to see what an "expert" assembly programmer would have handled it ...
    JerzyBulovski JerzyBulovski April 2021 Development
  • Why not more interest in C?Just curious. Not trying to provoke anything other than a discussion here. It would seem (to me) that it would be better for "Z80 beginners" to wr…

    ... to see what an "expert" assembly programmer would have handled it ...
    JerzyBulovski JerzyBulovski April 2021 Updates
  • Why not more interest in C?Just curious. Not trying to provoke anything other than a discussion here. It would seem (to me) that it would be better for "Z80 beginners" to wr…

    ... to see what an "expert" assembly programmer would have handled it ...
    JerzyBulovski JerzyBulovski April 2021 C
  • 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…

    ... , I was still programming z80 assembly for a living, but the ... disk ( Seagate ST225 ) for cross-assembly was too great to ignore ...
    cj7hawk cj7hawk August 2021 Hardware
  • Spectrumpedia revised and extended edition. Suggestions about possible new contentFor the 40th anniversary of the first launch of the Spectrum, I am going to revise the Spectrumpedia. Feedback was very positive, although the fact t…

    ... (defunct)

    [i]Z80 Assembly cross-compilers[/i]
    Pasmo ...
    Alessandro Grussu Alessandro Grussu October 2021 Sinclair Miscellaneous
  • Remainder (Mod) calculationsI've been figuring out how to calculate remainders after integer division by a constant divisor k (A mod k = A % k). I found that for most small di…

    ... calculate remainders after integer division by a constant divisor ... WITHOUT calculating the full integer division.
    It's ... calculation than performing a full division (ModDiv).
    These ... routines also contains the integer division result (A//k) ...
    Magne Magne October 2021 Assembler
  • How to disable the "scroll?" message?Hello. I'm a beginner Z80 assembly programmer and I decided to make a ZX Spectrum game to practice my skills and gain some more experience. I curr…

    ... . I'm a beginner Z80 assembly programmer and I decided to ... how to do it in Assembly.
    Kotek Kotek June 2022 Development
  • Hardware Reference Manual for ZX SpectrumHi, I want to write games for ZX Spectrum in assembly language. I have lot of books in PDF format from SpectrumComputing. Still missing a book lik…

    ... games for ZX Spectrum in assembly language.
    I have lot ...
    Tymo6666 Tymo6666 October 2022 Development
  • what are people's favourite........hi there, what are people's favourite games and why? [img]/__forums/images/smiles/icon_smile.gif[/img] octave

    ah football manager how did i forget that,,i spent week after week on that game..i took blackpool from the 4th division to the 1st,won the fa cup 4 times over 8 seasons..took me ages,certainly a game for dark winter nights
    Andy Gurr Andy Gurr February 2002 Games
  • Daft Software Company NamesCan anybody think of any more for our list? [img]/__forums/images/smiles/icon_wink.gif[/img] hehe Understanding Ltd. Flowchart Ltd. Sneesby Software…

    Ed: DK'Tronics is/was probably Dorling Kindersley Electronics. The same people who publish books. DK'Tronics is/was probably their software division. Probably!

    And wots the deal with Melbourne House?
    Arjun Arjun February 2002 Games
  • Daft Software Company NamesCan anybody think of any more for our list? [img]/__forums/images/smiles/icon_wink.gif[/img] hehe Understanding Ltd. Flowchart Ltd. Sneesby Software…

    ... did/do have a software division, called Goldstar. They produced several ...
    Derek Glen Derek Glen February 2002 Games
  • 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…

    ... /> The basic concept of all assembly programing is:

    Read ...
    cyborg cyborg January 2002 Games
  • 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…

    ... job of introducing u to assembly language. I myself am no ... . They are used heavily in assembly language so u will do ... /> PRINT C

    in assembly:
    LD HL, 32000 ;memory ...
    Arjun Arjun January 2002 Games
  • 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…

    ... job of introducing u to assembly language. I myself am no ... . They are used heavily in assembly language so u will do ... /> PRINT C

    in assembly:
    LD HL, 32000 ;memory ...
    Arjun Arjun January 2002 Games
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