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<1…12131415161718…34>
  • Is ESXDOS flexible enough to incorporate e.g. Spectranet commands?I was just discussing the idea with someone about the wish some people have to be able to combine interfaces such as DivIDE (Plus) / DivMMC EnJOY! wi…

    ... functionality really just depends on being able to page ... into that space easily on non speccy devices without ... different places that would break all the modules, and ... on it of course. Since the code I write ... runs off the spectranet's memory and ...
    guesser guesser February 2014 Hardware
  • Spectrum screen layoutSeeing the thread on displacement I was wondering why the spectrum had the stupid screen split into three sections and the addresses for each section…

    ... 7-bit column. To read/write memory, you select the row that ... entirely on the ULA's display generation to the refresh memory. Since ... !

    From here on, I'll use the representation ... for the programmer to break fields up on 8-bit boundaries, allowing ...
    zub zub May 2014 Sinclair Miscellaneous
  • ZX81 Programming...Hi all I've just bought this... [IMG]http://i.ebayimg.com/00/s/NDY2WDU0Ng==/z/iKIAAOSwbqpT4jI-/$_57.JPG[/IMG] and this: [IMG]http://s22.postimg.o…

    ... are you trying to write things on one machine for the ... program and gets stored in memory. You hold down CAPS- ... is no separate DELETE key on the rubber keyboard.
    ... You type the command RUN on its own to start a ... CAPS-SHIFT and SPACE to break into it if you ...
    joefish joefish August 2014 Development
  • 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 …

    ... probably answered that question on the technical front ( ... machine
    - Development on a PC emulator is ... hard to try to break that experience, by getting ... from attribute use to memory paging... I see some ... Can I program it and write BASIC and assembler for this ...
    kgmcneil kgmcneil November 2014 Hardware
  • Help! I'm learning Machine Code...Having decided to take the plunge and learn to machine code a while ago, I have started in earnest using the much recommended 'Mastering Machine Code…

    ... contain the ZX Spectrum's on-screen bitmap data. Immediate [ ... to write down in extreme detail what was in Z80 registers, memory ... Z80 instruction painfully slow. But on the flip side: I usually ... of an issue on the ZX Spectrum).

    Break down problem ...
    RetroTechie RetroTechie March 2016 Development
  • Emulator developmentHi, Could anyone explain or direct to a link that explains in not to technical terms how an emulator is developed. It has always blown my mind eve…

    ... break the machine down into each of its component parts - mainly memory ... memory, act on it as an instruction, maybe write back to memory, and move on ... , just grab the video memory and converting it into a ... if it tries to read/write memory while the ULA is ...
    joefish joefish March 2016 Emulators
  • Z88DK NOOB cplot INK colorHi I am a complete NOOB with Z88DK, I am trying to draw colored circles. How does ink, paper and border work with Z88DK. I started trying to wo…

    ... /> add hl,sp ; make space on stack for one byte
    on the stack and to create ... function wants to write the mask byte into memory someplace.

    on the stack.

    Your ...
    Alcoholics Anonymous Alcoholics Anonymous June 2016 Development
  • Xmas present from Hood:))Dear MB-02+ users, on my site[url="http://hood.speccy.cz"] http://hood.speccy.cz[/url] I have made quite significant update in download section. B…

    Dear MB-02+ users on WOS, after New Year, there ... 127 in number
    - if write protected floppy disk is put ... not read it. If write protection is set on hdd disk (Easy ...
    Hood Hood January 2017 Brand new software
  • Xmas present from Hood:))Dear MB-02+ users, on my site[url="http://hood.speccy.cz"] http://hood.speccy.cz[/url] I have made quite significant update in download section. B…

    ... W: turns on/off disk write protection. Does not work on diskettes. Displays ... . Now OK.
    - fixed: BREAK key now OK.
    - fixed ... multiple 256 because of free memory which resulted in 16 ... because of lack of free memory in MBC.
    - directory ...
    Hood Hood January 2017 Brand new software
  • ZX7: an "optimal" LZ77 packerAbout 20 years ago, I started a M.Sc. in Computing, planning to work on data compression. Although I quickly changed to another subject for a number …

    ... to work in small memory computers?[/quote]
    ... br />
    // cleanup on exit

    ... /> }

    // write bitmap header to output file ... in_wait_nokey();
    return error("L Break into Program");
    }
    Alcoholics Anonymous Alcoholics Anonymous August 2017 Brand new software
  • Proportional-width fontsFor reasons that are still not quite clear to me (because I’ve always loved typography and design,) I never bothered to write a proportional-font rou…

    ... be quicker to write to a linear part of memory and then ... really. In many respects, screen memory is quicker, because it’s ... cause the Universe to collapse on itself, so I have no ... it, not break words, but clips it, pixel perfect, on the rectangle ...
    Ast_A_Moore Ast_A_Moore January 2018 Development
  • Brain 8I am glad to present my new "experiment" in Sinclair Spectrum 48K BASIC. https://drive.google.com/file/d/17_wCFWaAl5diIVt3rPLTbKhxDmPmYmOs/view?us…

    ... ]Spectrum Manual[/URL] you can write LET i$( TO )="..." as ... , etc. is exclusively for saving memory just in those lines in ... where unfortunately) that Sinclair BASIC on the Spectrum will still allocate ... Artillery game. (To test it: BREAK the game, type CLS, then ...
    patters patters April 2019 Brand new software
  • 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…

    ... always wanted to write my own frogger game on the spectrum but ... all this about registers and memory addresses,and i still dont ... was where...now 20 years on i would love to be ... my own frogger game still on the speccy so what is ... be using realspectrum to learn on.
    Andy Gurr Andy Gurr January 2002 Games
  • Quiz VI - Trident on VESA Local Bus.... Something to keep everyone busy while Arjun sorts out his caboodle of questions.... Ok, 12 quick fire questions.. Some cryptic - you`ll have to un…

    ... />
    or post your answers on here.

    I will ... )


    4: What memory address should be Poked to ... change memory banks/pages in a 128k ... /> 7: "GBIO RGS" does something on a game.
    What does ...
    MatGubbins MatGubbins June 2002 Games
  • ANN: Spectaculator 2.5 available for downloadHi. I've just released a new version of Spectaculator, available from [url="http://www.spectaculator.com/"]http://www.spectaculator.com/[/url]. Hopef…

    ... toolbar.

    - Poke Memory option on Tools menu.

    - ...
    keeping the speed up on slower computers.

    ... br /> - Auto play now works on custom loaders (e.g. Myth ... of DirectSound on NT. It should no longer break up, however ...
    Jon Needle Jon Needle July 2002 Emulators
  • Memory usageBrowsing the online documentation for the Spectrum I came across a peculiar discrepency. As we all know the start of the RAM is at 16384 which is whe…

    ... is where the screen memory resides. The screen memory ends at 23296 ... the same position as KSTATE on every other Spectrum.

    on earth the memory before KSTATE and after ... the video memory is used for on a 48k - if ...
    cyborg cyborg November 2002 Sinclair Miscellaneous
  • Real Disk Utility On RealSpectrumI have been trying to create an MGT(Plus D) image file using Real disk without success. I created a blank MGT image file and formatted it. I then …

    ... />
    When I try to write the file to a floppy ... and it will not read on my plus d.

    dodgy geezer dodgy geezer November 2002 Emulators
  • Spectrum +3 fault - flashing screen on power onHi ive just bought a +3 When I power it on the power led and disk drive led come on. The screen just flashes black and white around the border, almos…

    ...
    When I power it on the power led and
    disk drive led come on.
    The screen just flashes ... is trying to load.
    BREAK and RESET does not show ...
    mlasham mlasham December 2002 Sinclair Miscellaneous
  • ANNOUNCE: SPECSAISIE 1.2 released!SPECSAISIE is a Java system which enables one to perform surgery on SNA and TAP files, and various other gubbins (some functions relate to Spectrum e…

    ... loading the Spectrum files on the tape into memory.
    + SNAtoTAP: ... Spectrum files onto tape from memory.
    - TAPtoBinary: Convert a ... of addresses.
    + Poke: Write a byte-value into a ... value is for the second memory.
    - Saisie: Generate a ...
    andrewbroad andrewbroad January 2003 Emulators
  • ANNOUNCE: SPECSAISIE 1.2 released!SPECSAISIE is a Java system which enables one to perform surgery on SNA and TAP files, and various other gubbins (some functions relate to Spectrum e…

    ... loading the Spectrum files on the tape into memory.
    + SNAtoTAP: ... Spectrum files onto tape from memory.
    - TAPtoBinary: Convert a ... of addresses.
    + Poke: Write a byte-value into a ... value is for the second memory.
    - Saisie: Generate a ...
    andrewbroad andrewbroad January 2003 Games
  • [ANN]: Spectaculator 5.0 available for downloadHere we go again... *deep breath* ;) Spectaculator is a Sinclair ZX Spectrum emulator for PCs running Windows 95, 98, ME, NT 4, 2000 and XP. Specta…

    ... br /> Disk images can be write protected, formatted, ejected and ... free serial (COM) port on your computer. Using a suitable ... into a real Spectrum (depending on the output levels of your ... /> Time for a well-earned break, me thinks ;)

    ...
    Jon Needle Jon Needle April 2003 Emulators
  • ANNOUNCE: Fuse 0.6.0 and friendsThe Fuse team announce the release of version 0.6.0 of Fuse, along with version 0.6.0 of the Fuse utilities and version 0.1.1 of libspectrum, the Spe…

    ... Philip Kendall; based on the same feature in ...
    * Optional frame-skipping on output (Fredrick Meunier).

    write both .tzx and .tap; ... /> * Stop `rzxtool' accessing unallocated memory when adding a snapshot to ...
    Philip Kendall Philip Kendall April 2003 Emulators
  • How do I avoid BASIC becoming corrupted on returning from a M/C routine?I'm having trouble with my BASIC program becoming corrupted on returning from a m/c routine which sets all the registers (including the shadow regist…

    ... my BASIC program becoming corrupted on returning from a m/c ... to save any registers or memory locations when calling a m ...
    trellis trellis May 2003 Sinclair Basic
  • 128 Memory PagingI'm having a problem getting my brain around paging. Well, actually the bit I don't understand is how reading I/O ports works! I hope the collective …

    ... />
    Port 32765 controls the memory paging. Bits 0-2 determine ... bits 0-2 accordingly, then write the new value back out ... to 32765 for write
    OUT (C),A ;Write new value to ...
    trellis trellis August 2003 Sinclair Basic
  • YM effects on Atari ST reproducable on Speccy?From the YM music format site: "SID-Voice SID-Voice is a great sound trick on the ATARI, because of low CPU consuming and great sound effects. It …

    ... a great sound trick on the ATARI, because of ... call it "SID-Voice". On a real ATARI, SID- ... external CPU interrupts to write values in the Envelope ... any idea if this recreatable on the humble speccy? Maybe ... all my younger years on Sound Tracker and actually ...
    b00mzi11a b00mzi11a August 2003 Sinclair Miscellaneous
<1…12131415161718…34>

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