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  • enJine: a fast tilemap enginetile engine based on excellent work by Joffa Smifff. here you can download first tech demo. [url=http://ketmar.no-ip.org/tmp/enJine.tap]Get It Now![…

    ... to have the display routine interrupt driven[/i]
    the hard ... 't start screen output when interrupt comes, 'cause it causes screen ... flicker-less sprite output. for 128K i can use shadow screen ...
    kphair kphair May 2011 Development
  • Serial protocol, help!Hi, simply trying to find best way to transfer programs from PC to real ZX Spectrum for testing purposes. Under Windows I tried using Spxfr and it w…

    [QUOTE=tstih;539411]Calculation: if interrupt occurs 50 times per second ... that the interrupt frequency is 50.01 Hz. For a 128K machine ...
    Philip Kendall Philip Kendall May 2011 Development
  • Question about divide +Hi A friend has sent my a faultly divide + to see if I can repair it. If I use this divide+ with a spectrum 48K (That works perfectly with my stand…

    ... DivIDE Plus allows access to 128K Basic, although I've heard ... (48K Basic, but with all 128K memory active).

    The ... doesn't use a full interrupt table will crash, I believe ...
    gasman gasman May 2011 Hardware
  • Question about divide +Hi A friend has sent my a faultly divide + to see if I can repair it. If I use this divide+ with a spectrum 48K (That works perfectly with my stand…

    ... DivIDE Plus allows access to 128K Basic, although I've heard ... (48K Basic, but with all 128K memory active).[/QUOTE]

    128k software). And this FATWARE can ... doesn't use a full interrupt table will crash, I believe ...
    velesoft velesoft May 2011 Hardware
  • RAND USR that doesn't work in emulators and clonesEons ago, I "discovered" a strange RANDOMIZE USR. This is it: [b]RANDOMIZE USR 46578[/b] Using it on a genuine ZX Spectrum rubber key or Plus model,…

    ... -made ROM cartridge with a 128K Flash-EPROM that can hold ... the Z80 is 8080 compatible, interrupt mode is probably 0.[/quote ...
    mcleod_ideafix mcleod_ideafix May 2011 Emulators
  • A Pointless Propotional Font demoSomething I've made the last couple of days, which is probably completely pointless, but might be a bit amusing. It's also not worthy of posting thi…

    ... changing chapters ;)

    The 128K music would be achieved very ... remaining time until the next interrupt, the AY is still ringing ...
    na_th_an na_th_an June 2011 Development
  • A Pointless Propotional Font demoSomething I've made the last couple of days, which is probably completely pointless, but might be a bit amusing. It's also not worthy of posting thi…

    ... the graphics and music in 128k parts. GAC supports already 9999 ... you).

    [QUOTE]The 128K music would be achieved very ... remaining time until the next interrupt, the AY is still ringing ...
    Timmy Timmy June 2011 Development
  • Which BASIC commands/functions affect FRAMES?Hi Folks, Does someone have a definitive list of BASIC commands/functions that affect the FRAMES counter? The list I have so far: BEEP CAT (thanks…

    Whatever does a DI will interrupt the updating of FRAMES. Searching ... to channel "P" on the 128k, plus the 128ks DI all ...
    Battle Bunny Battle Bunny June 2011 Sinclair Basic
  • Empire! Help neededCan anyone convert the listing in the Tipshop to Multiface pokes? Im having a hard time with this game, over 15 years playing it, now I could do wit…

    ... game will never work in 128k mode, as it overwrites the ... , and on the +3 the interrupt vector is being calculated incorrectly ... discrepancy between the 48k & 128k models, as the I register ...
    Battle Bunny Battle Bunny September 2011 Games
  • Z80 sound enginesI'm looking for a decent sound engine to use in a Z80 program I'm writing, but I've no idea which is the best/fastest/easiest to use. I could do wit…

    ... the Spectrum 128K, along with some background music running at interrupt time ...
    mcleod_ideafix mcleod_ideafix September 2011 Development
  • Z80 sound enginesI'm looking for a decent sound engine to use in a Z80 program I'm writing, but I've no idea which is the best/fastest/easiest to use. I could do wit…

    ... the Spectrum 128K, along with some background music running at interrupt time ...
    polomint polomint September 2011 Development
  • Games featuring... relevant bugsThere was a recent improvement to the WoS database in order to classify [URL="http://www.worldofspectrum.org/forums/showthread.php?t=34261"]Games fea…

    ... Macc.

    Once the interrupt vector is fixed, then the ... normally on +2A/+3 in 128K mode (a working TAP/TZX ... Savage (because it works in 128K mode)

    Clearly the ... - try and load Deactivators in 128K mode :lol:
    jp jp October 2011 Infoseek database
  • Classics ported or cloned on good ol' SpeccyHi, Spectrumists! I'm a fan of classic arcade games and I would like to know from you what do you think about ports or clones of such games on the S…

    ... hook to get control every interrupt. My interrupt handler scans the display ... to be portable to the 128K/+2, even if the ROM ...
    obo obo November 2011 Games
  • Classics ported or cloned on good ol' SpeccyHi, Spectrumists! I'm a fan of classic arcade games and I would like to know from you what do you think about ports or clones of such games on the S…

    ... hook to get control every interrupt. My interrupt handler scans the display ... to be portable to the 128K/+2, even if the ROM ...
    velesoft velesoft November 2011 Games
  • Classics ported or cloned on good ol' SpeccyHi, Spectrumists! I'm a fan of classic arcade games and I would like to know from you what do you think about ports or clones of such games on the S…

    ... drawing, which limits it to 128K or later. The Pac-Man ... 3. During interrupt processing I switch back to normal 128K paging mode ... 'd only need the normal 128K paging setup. But I think ...
    obo obo November 2011 Games
  • What paging scheme is the "standard" for 128K models?Sinclair implemented an arrangement so that even numbered pages are non-contended, and odd numbered pages are contended (quoting from memory, haven't…

    ... .735 MHz, the same that 128K uses. Thus, the CPU clock ... =csmith;583148]Working out the interrupt timing will be fun. It ... IM 2 to run an interrupt handler that OUT's a ... . If it is, then the interrupt will trigger on h-retrace ...
    mcleod_ideafix mcleod_ideafix November 2011 Hardware
  • What paging scheme is the "standard" for 128K models?Sinclair implemented an arrangement so that even numbered pages are non-contended, and odd numbered pages are contended (quoting from memory, haven't…

    ... ;583974]With regards to the interrupt, consider the horizontal counter, which ... of the scope with the interrupt and the video signal traces ... is this number correct for 128K machines, in which the left ...
    mcleod_ideafix mcleod_ideafix December 2011 Hardware
  • PFlagsIs there an explantion somewhere of what bits mean what in the printing flags? 1 23658 FLAGS2 More flags. 1 23693 ATTR P Permanent current col…

    ... set on all machines running 128K BASIC.
    The 'standard' BASIC ... been modified so that the interrupt routine tests this flag and ...
    Geoff Geoff December 2011 Development
  • Screen routinesHello. For my games I?m using the sprites routine method of a screen buffer and when I finish to print all the sprites I dump all the buffer in the …

    [QUOTE=climacus;592450]With a 128k is too easy... I want ... calculate-rotate sprite. So, my interrupt routine usually goes as follows ... , I usually call the Vortex interrupt routine to play music, and ...
    mcleod_ideafix mcleod_ideafix January 2012 Development
  • Gloop Troops: The Lost CrownHi all, sorry I've been a bit late to chat about this game. I've uploaded the .TAP file to World of Spectrum archive: [URL="http://www.worldofspectru…

    1. Redefine keys is a MUST !
    2. Music could be done in two ways : 48K music in interrupt or 128K music AY;
    Very playable game, congratulations !
    CTOJAH CTOJAH January 2012 Games
  • Double Dragon Remake: The Development ThreadOk guy's, so this is the new thread that will be focusing on Jim Bagley's development of the Double Dragon remake that was first proposed by myself a…

    ... you are page swapping on 128K? Or that I = FE can ... extra memory, or repeat the interrupt table in all pages (wasting ... caution with timing so the interrupt never happens while you're ...
    Metalbrain Metalbrain February 2012 Development
  • Disable interrupts?Well, I've read the bits from the David Webb book about interrupt modes and (vaguely) appreciate the principles behind having a vector table, after r…

    ... the 48K ROM on the 128K Speccy had a number other ... this way broke on a 128K, even in 48K mode.[/QUOTE ... register I accordingly, so the interrupt routine will start at address ...
    Einar Saukas Einar Saukas February 2012 Development
  • A new multicolor engine called BIFROST*I'm glad to announce the release of a new multicolor engine implemented by yours truly, including high quality 16x16 tiles designed by R-Tape: [IMG]…

    ... best way to also support 128K/+2/3, preferably without a ... four sprites before the next interrupt occurs, but it'd be ...
    Einar Saukas Einar Saukas March 2012 Brand new software
  • Maritrini and Cray 5 loading problemsHas anyone else here had issues loading either of these on a 128k? No matter what I try, both these games refuse to load properly. I can get both t…

    ... being called anymore.
    - Each interrupt, RAM1 is paged in, WYZ ... in. This happens in each interrupt and takes little time, so ... . I've used the "Spectrum 128K" (toastrack) setting in Spectaculator while ...
    na_th_an na_th_an March 2012 Games
  • A new multicolor engine called BIFROST*I'm glad to announce the release of a new multicolor engine implemented by yours truly, including high quality 16x16 tiles designed by R-Tape: [IMG]…

    [QUOTE=Crisis;609557]
    128k zx has different timing so ... NOT gonna ask for an 128k version but i do have ... already a 128k version of zxodus, running on basic interrupt, while playing ...
    Arda Arda March 2012 Brand new software
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