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<1…17181920212223…34>
  • Spectrum v Amstrad CPC rangeAmstrad seemed to be a rather late starter in the 8 bit micro computer race. I never really saw one outside a shop, only a few people at school had o…

    ... 48 K speccy have more RAM available to the user than ... recall the C64 displaying 64K Ram system, but the amount of ...
    Alien 8 Alien 8 March 2010 Sinclair Miscellaneous
  • Midi Out from machine codeI need to send midi-signals by machine code, while Basic is too slow for my current project. I already read I can use hookcode #11E, but I have some …

    ... :

    Bits 0-2: RAM page (0-7) to map ...
    bverstee bverstee April 2010 Hardware
  • More stuff..Ok, another visit to my loft and I've found some more Speccy stuff! Huzzah! Here's the list and the pics: Finders Keepers The Zacaron Mystery Fairl…

    ... /> dk'tronics joystick interface
    Ram Turbo joystick interface

    evilpaul evilpaul April 2010 Sales
  • IM2 Loading on +3EHi there Speccy Guru's, As some of you know, I've spent a while building the ultimate image for +3e, it's currently at 6000+games and demos and i've…

    ... on the timer @ 23673, maybe ram is not refreshed if im1 ...
    nuggetreggae nuggetreggae April 2010 Development
  • Joystick InterfacesDoes anyone have a spare 9-pin D-sub male (the hollow type with the pins) connector with circuit-mount legs on the back (as opposed to the solder-buc…

    ... ://cgi.ebay.co.uk/VINTAGE-RAM-SPECTRUM-JOYSTICK-INTERFACE-Mk-II ... ://cgi.ebay.co.uk/VINTAGE-RAM-SPECTRUM-JOYSTICK-INTERFACE-Mk-II ...
    joefish joefish April 2010 Hardware
  • Tricks with IN 31It's generally considered unwise to use a Kempston joystick's fire button to start a game, because the floating bus effect can make arbitrary data ap…

    ... IN 31 from the screen RAM.

    If the Kempston ...
    ajmoss ajmoss April 2010 Hardware
  • Resolution & Memory Question ...Hi, I'm hoping someone with some experience writing an emulator, or a vast knowledge of all things Spectrum can help me answer the following questio…

    ... of ROM & 48K of RAM, but where does the graphics ...
    micpringle micpringle April 2010 Emulators
  • ISO ROM 128 with TR-DOS 5.05(cz)This is new correct version of ISO ROM for ZX + BETADISK. Some extra basic command is designed specially for use in conmination with TR-DOS 5.05(cz).…

    ... of ISO ROM for ZX + BETADISK. Some extra basic command is ... all 128kB of memory
    BETADISK - jump to tr-dos + autoboot ...
    velesoft velesoft April 2010 Sinclair Basic
  • RIP Frodo the Rendering Beast, 2006-2010Please, no flowers :) Frodo died a couple of days ago whilst rendering a very-close-to-finished version of the 1990 chapter intro animation. Rather …

    ... PC (Core 2 Quad, 4GB RAM) which will give me a ... increase and twice as much RAM to play with - quite looking ...
    NickH NickH April 2010 Chit chat
  • Peter Giblin 1984/1985Philip Giblin Early boards on eBay As revealed in the letters pages of YS in 1984, Philip Giblin produced boards for the SOFT-ROM and two of his bo…

    ... to select whether ROM or RAM is used by PEEK and ... bought with two big 8K RAM chips instead of the little ...
    Geoff Geoff April 2010 Hardware
  • converting ZX128 software for SAM COUPESAM COUPE is computer compatible with ZX48 model. Use same ports, same keyboard with compatible membrane, 64kB adress space with possibility connect …

    ... original ZX 48 rom to ram memory with write protect
    ram
    - in adress space 0 ...
    velesoft velesoft April 2010 Games
  • Spectrum+ from ebayI recently received a Spectrum+ that I bought off ebay for about ?10 including postage. I have not tested it yet but had a quick look inside through …

    ... were all ULA, transistor and RAM faults, or combinations thereof. Anyone ...
    alien8r33d alien8r33d May 2010 Hardware
  • WILD PLAYER for DIVIDE / DIVIDE+ / MB02+IDEIt's new music player by BUDDER. Is designed for DIVIDE and all compatible IDE interfaces. This software work with FAT32 or CD/DVD. Use comfortable F…

    ... . WILD PLAYER need minimum 128kB ram (for ZX128 models) or 256kB ...
    velesoft velesoft May 2010 Development
  • DarkSpecter ZX Spectrum Emulatorthis is the old project, and development stopped (i don't use windows any more). what is this? ZX Spectrum Emulator. isn't it obvious? %-) it's wri…

    ... 48/128/Pentagon machines and BetaDisk IFace. it can read tap ...
    Ketmar Ketmar June 2010 Emulators
  • +2A extended memory map & ULA bug?The [URL="http://www.worldofspectrum.org/faq/reference/128kreference.htm"]128K reference page[/URL] says: [quote]The ULA bug which causes snow when I…

    ... to special paging mode, with RAM bank 4 (contended memory) in ...
    ajmoss ajmoss June 2010 Hardware
  • Hypothetically....If you were putting together a "Spectrum +4" what presently available hardware would you include. My criteria would be total comparability (or as ne…

    ... or new ULA's, extra RAM or anything like that)
    ADJB ADJB June 2010 Hardware
  • Summer express game competetionHello to all. I would like announce SUMMER EXPRESS GAME COMPETETION: [B]Theme:[/B] a game [B]Deadline:[/B] 1st September 2010 [B]Target:[/B] ZX Spe…

    ... your own routine somewhere in ram.
    7) Image of game ...
    Fikee Fikee June 2010 Development
  • I'm not getting a picture up on my puter screenToday, I switched the jumpers on my hard drives, so that master became slave and slave became master. But when I switched my computer back on, it all…

    ... my graphics card and my RAM, and I blasted awayy the ...
    wilsonsamm wilsonsamm July 2010 Chit chat
  • PC questionsI tried to switch on my PC on sunday morning but nothing would happen. I initially thought the fuse had blown in the socket but when i changed it it…

    ... ) Advent with intel E3400, 3G RAM, 360G hard drive, Windows 7 ...
    zx1 zx1 July 2010 Chit chat
  • 48 Issue 3b working but very hot ula and cpuSalve to everybody I bought from e*ay an Issue 3b 48k , fitted in a + case. Fixed the keyboard problem with a new keyboard membrane from good Rwap (w…

    ... is hot too. And all ram chips are slightly warm. All ...
    Cignale Cignale July 2010 Hardware
  • multicolor on 48Kmany people tried multicolor 8x1 on 48K model and ended with maximum width about 18 chars. yesterday i tried [b]8x2[/b] on 48K and achieve 24 char wi…

    many people tried multicolor 8x1 on 48K model and ended with maximum width about 18 chars.
    yesterday i tried [b]8x2[/b] on 48K and achieve 24 char wide multicolor.
    is there any demo showing 8x2 with one video ram ?
    Fikee Fikee July 2010 Development
  • You need this (Windows) programAs any Windows user knows, sometimes you HAVE to reset Windows. Sometimes it's because you've just installed or uninstalled a program, and Windows ne…

    ... to reset as the free RAM is dangerously low (how does ... just resets, losing everything in RAM at the time.

    ewgf ewgf July 2010 Chit chat
  • Embedding external code in Z88DK projects (Beepola related)Hi all, I've been doing a few things in Z88DK, but I was wondering how I could link binary data compiled separately into my projects. Specifically I…

    ... beepola
    ; Already loaded on RAM addr 59500
    call 59500 ...
    SnakeOilSteve SnakeOilSteve July 2010 Development
  • Sprinter 2000You can pick this up from me (I live in Derby) It's a brilliant clone of the Spectrum that because it's implemented in fpga it can switch between 10…

    ... access to 4 megabytes of RAM.

    make me an ...
    wilsonsamm wilsonsamm August 2010 Sales
  • Memory mapping: Pentagon compatibility?I'm writing something that will rely heavily on the Spectrum's ability to switch screen buffers in hardware (port 0x7FFD). The original Spectrum 128K…

    ... unless I use the 64K RAM banking feature of the +2A ... and on its place the RAM is connected.

    Bit ...

    A=1 for RAM 0,1,2,3
    A=5 for RAM 4,5,6,3
    A=7 for RAM 4,7,6,3
    ajmoss ajmoss August 2010 Hardware
  • Loss of innocenceI suppose my ZX Spectrum era lasted longer than most (although not sure longer than most of you on here). I received my first Speccy back in '83, and…

    ... amazing. A real keyboard, 256KB RAM. A different colour per-pixel ...
    takapa takapa August 2010 Sinclair Miscellaneous
  • ZX Spectrum +2A glitchesHi again! I'm very happy to realize that there are so many people ready to help and even argue for how to help better. Hope there is no limit for amo…

    ... some of higher sectors of RAM, while lower ones still work ...
    Lady Eklipse Lady Eklipse August 2010 Hardware
  • 48K Speccy Repair Log.Some people may know my love for writing up my repairs of arcade PCBs on various forums so thought I would do the same for this little fella. Had th…

    ... br />
    The upper RAM, from 32KB to 64KB on ... away. Going over the RAM chips with the scope I ... Interface 2 which has a RAM test, the original fault ... and the short ram test failed with "RAM Error @8000 BTS ... each of the upper RAM chips contributes a single bit ...
    Womble Womble August 2010 Hardware
  • WANTED: Will pay good money for...I am a Sinclair collector of hardward and here is my current list of things I am looking for. I am happy to pay top dollar for any such items but i…

    ... and/or documentation for 16k RAM PACK (the one that has ... ZX80 on the RAM PACK)
    [/LIST]

    NotCliveSinclair NotCliveSinclair August 2010 Wanted
<1…17181920212223…34>

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HitBox

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ram 12.6K 21.4K

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