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<1…16171819202122…34>
  • InterruptsA small piece intended for the FAQ. Comments, corrections, additions welcome. Notably: * How long does the 48K ULA hold /INT low? * What happens i…

    ... occur with very short interrupt routines; see the retriggered interrupts ... the first byte of the ROM (DI, 0xf3) would cause ... a bug in the ROM's NMI routine. It ... was intended that the ROM would jump to the value ... test was reversed in the ROM, so it would jump ...
    Philip Kendall Philip Kendall July 2004 Development
  • 40 Best Machine Code Routines - ZX SpectrumHi, Currently for sale on EBAY: 40 Best Machine Code Routines for ZX Spectrum [url="http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&rd=1&item=6917…

    ... />
    40 Best Machine Code Routines for ZX Spectrum

    dmsmith dmsmith August 2004 Sales
  • ANN: Gosh Wonderful ROM new version 1.31All those other version were just leading up to this one - The Gosh Wonderful ROM gw03.rom is a replacement for the standard ROM in emulators that al…

    ... -
    The Gosh Wonderful ROM gw03.rom is a replacement for the ... standard ROM in emulators that allows you ... the same as the standard ROM and runs all the same ... is very handy as the ROM is compatible with Interface 1 ...
    Geoff Geoff October 2004 Announcements
  • Is the IY register used by the spectrum rom?Hi I've been writing a sprite routine and have noticed that the sprite data gets corrupted at some points. I have no idea why and can only guess tha…

    ... service routine in the spectrum rom is causing the problem. Does ...
    dmsmith dmsmith November 2004 Development
  • Permission on CD-ROM ?Hi folks, Anyone know if Codies, Ultimate or Capcom are giving out permits to sell over priced CDs (?12): [url="http://cgi.ebay.co.uk/ws/eBayISAPI.d…

    ... this mean ?:

    "CD-ROM IS ORIGINAL - NOT A COPY ...
    Andrew Barker Andrew Barker January 2005 Sinclair Miscellaneous
  • Plantetoids ROM and Interface 2 for sale...Hello everyone - just a quick notice that I've got my Planetoids ROM cartridge and Interface 2 on eBay if you're interested!! cheers Planetoids: [u…

    ... I've got my Planetoids ROM cartridge and Interface 2 on ...
    munkster munkster January 2005 Sales
  • Write to ROM=crash?I've read in quite a few places that writing to the ROM causes a crash but on the assembly listing the comments for poke say: "Happily no check is ma…

    I've read in quite a few places that writing to the ROM causes a crash but on the assembly listing the comments for poke say:
    "Happily no check is made as to whether ROM or RAM is addressed."

    Does this mean that pushing a value when SP
    Unique Unique February 2005 Development
  • Swedish SPectrum ROM foundFrom a contributor to my inbox: [quote] Went to a flea market today to look for old computers and found a rubber-key Speccy. Didn't really look at i…

    ...
    The good news: the ROM (or rather, an EPROM from ... make an image of the ROM. Provided the EPROM can ... handle the type of ROM, of course.
    [/ ... any definitive answers on the ROM type and we'll ... hopefully have another ROM image to play with!< ...
    Philip Kendall Philip Kendall April 2005 Development
  • 128K ROM 0 Disassembly updatedSome updates to my 128K ROM 0 Disassembly at [url="http://www.mjwilson.demon.co.uk/rom/"]http://www.mjwilson.demon.co.uk/rom/[/url] Thanks to Rui Tu…

    Some updates to my 128K ROM 0 Disassembly at [url="http://www.mjwilson.demon.co.uk/rom/"]http://www.mjwilson.demon.co.uk/rom/[/url]

    Thanks to Rui Tunes for his contribution.
    mjwilson mjwilson May 2005 Development
  • Ultimate games,ROM cartridges, joystick and various other games for saleOkay finally got round to listing my stuff... [url="http://search.ebay.co.uk/_W0QQsassZpsj3809"]http://search.ebay.co.uk/_W0QQsassZpsj3809[/url] (T…

    ... for different machines, got 4 ROM cartridges. A Cheetah Bug joystick ...
    psj3809 psj3809 June 2005 Sales
  • ANNOUNCE: BASin Release 12 ready for downloadWell, after a rather large break, BASin's latest incarnation is ready for public use. Probably. BASin is a Sinclair Spectrum development environme…

    ... .
    Editor integration - the ROM has been patched and messed ... ]
    Very fast update routines for sending Speccy display memory ... matter how heavy the display routines
    Rounded corners and ... TZX/TAP support - only for ROM loaders, but now BASin can ...
    Dunny Dunny June 2005 Emulators
  • ANNOUNCE: BASin Release 12 ready for downloadWell, after a rather large break, BASin's latest incarnation is ready for public use. Probably. BASin is a Sinclair Spectrum development environme…

    ... .
    Editor integration - the ROM has been patched and messed ... ]
    Very fast update routines for sending Speccy display memory ... matter how heavy the display routines
    Rounded corners and ... TZX/TAP support - only for ROM loaders, but now BASin can ...
    Dunny Dunny June 2005 Sinclair Basic
  • Programming MC : first stepsIsn't nice to collect all kinds of short routines to help making the first steps into MC for everyone who never touched MC? What I mean is mostly th…

    ... collect all kinds of short routines to help making the first ... some standard MC routines.

    Some simple routines could be:

    When you have these routines you can make a lot ... ,a ; but keep it in ROM
    ld (seed),hl ; ...
    Dr BEEP Dr BEEP August 2005 Development
  • Convert TZX file into ROM file- I made a dump of my ISO ROM ver 6 with SAVE "ISOROMv6" CODE 0,16384 and converted it into a TZX file. But how can I build a ROM file for emulators …

    - I made a dump of my ISO ROM ver 6 with SAVE "ISOROMv6" CODE 0,16384 and converted it into a TZX file.
    But how can I build a ROM file for emulators from it?
    wilko0070 wilko0070 September 2005 Emulators
  • OPUS.ROMI was downloading the new RealSpectrum emulator with low level access to disks like Opus Discovery disks. But now I need the ROM file. Where can I ge…

    ... /> MF1-Rom: mf1.rom # ROM file for Multiface One
    # MF128v35-Rom: mf128v35.rom # ROM file ... /> # Multiprint-Rom: mprint.rom # ROM file for Multiprint
    # SpecMate-Rom: specmate.rom # ROM file for ...
    wilko0070 wilko0070 September 2005 Emulators
  • spin, and +3e rom, ftpis there anywhere that I can download Spin, and the +3e rom image, from an FTP server. I am at school, and .ZIP files are blocked for "security" (non…

    ... download Spin, and the +3e rom image, from an FTP server ...
    guesser guesser September 2005 Emulators
  • IDE interface emulation request (yet another one) Simple, 8-bit IDE interface emulation for interface described here: [url="http://piters.tripod.com/zx.htm"]http://piters.tripod.com/zx.htm[/url] …

    ... IDE standard, and Read/Write routines in ROM can be little simpler ...
    piters piters November 2005 Development
  • IF1 ROM v3 image?Did an image of the IF1 ROM v3 ever materialise anywhere? Ta Jim

    Did an image of the IF1 ROM v3 ever materialise anywhere?

    Ta

    Jim
    jp jp December 2005 MIA/STP/SDP
  • dK'Tronics 4K Graphics ROMHi, I've got a working 4K graphics ROM fitted (today) in my ZX81 (yay!). I'd like to put a RAM chip (battery-backed) in the socket provided, howeve…

    ... got a working 4K graphics ROM fitted (today) in my ZX81 ...
    hldswrth hldswrth December 2005 Hardware
  • ROM POKE-able emulatorIs there an emulator available where you can POKE the ROM (and also altering it) while running? Thereby making the ROM work like RAM. Preferably a…

    Is there an emulator available where you can POKE the ROM (and also altering it) while running?

    Thereby making the ROM work like RAM.

    Preferably an emulator running on MAC OS!
    Dr BEEP Dr BEEP January 2006 Emulators
  • BASin Release 13 is now availableI'm still at it. BASin is now in it's 13th incarnation (disregarding the inter-version updates) and is now available at [url="http://homepage.ntlw…

    ... - Updated the "paste code" routines to accept lines broken BASin ... switching mechanisms for the RAMDisk routines.
    Added - 128k ... .
    Added - 128k ROM now loads with BASin, and ... to the editor. The ROM won't use them ... the 128k ROM to the Plus 2 ROM, as the ...
    Dunny Dunny January 2006 Emulators
  • BASin Release 13 is now available[unashamedly x-posted from Emulators forum] I'm still at it. BASin is now in it's 13th incarnation (disregarding the inter-version updates) and is …

    ... - Updated the "paste code" routines to accept lines broken BASin ... switching mechanisms for the RAMDisk routines.
    Added - 128k ... .
    Added - 128k ROM now loads with BASin, and ... to the editor. The ROM won't use them ... the 128k ROM to the Plus 2 ROM, as the ...
    Dunny Dunny January 2006 Sinclair Basic
  • rom switchhow could one go about building a rom switch, to switch between +3 roms and +3e roms.

    how could one go about building a rom switch, to switch between +3 roms and +3e roms.
    guesser guesser February 2006 Hardware
  • Spectrum ROM/Emulator Cartridge for Timex Sinclair 2068I'm looking for this cartride to use with TS 2068 (The Spectrum emulator is a Spectrum ROM on cartridge. To the software this looks exactly the same…

    I'm looking for this cartride to use with TS 2068
    (The Spectrum emulator is a Spectrum ROM on cartridge.
    To the software this looks exactly the same as a 48K Spectrum.)
    mapi mapi June 2006 Wanted
  • Extracting the Multiface ROM?Is there an easy way to save the contents of a real Multiface 128 ROM to tape, on a real spectrum, for the purposes of transferring it to PC for emul…

    ... of a real Multiface 128 ROM to tape, on a real ...
    trellis trellis June 2006 Hardware
  • Complete Spectrum ROM Disassembly error?I've discovered what looks like an error in the [url=ftp://ftp.worldofspectrum.org/pub/sinclair/books/CompleteSpectrumROMDisassemblyThe.txt]online ve…

    ... version of the Complete Spectrum ROM Disassembly[/url]:

    [code ...
    StuBruise StuBruise August 2006 Sinclair Miscellaneous
  • Speccy character set address in ROM?Hi guys Can anyone tell me where the speccy character set lives in speccy rom, say, starting from the ! (ASCII 33) character? I'm actually writing …

    ... character set lives in speccy rom, say, starting from the ! (ASCII ...
    Mark Wills Mark Wills August 2006 Development
  • RAM Test ROM?Found a link to this: [url]http://www.retroreview.com/iang/TestSpec4.zip[/url] in another thread, and fired it up in SPIN, but I have no clue how to…

    ... be any documentation for the ROM.
    Can someone advise how ... point me to an alternative ROM to effect this?
    Thanks ...
    trellis trellis September 2006 Hardware
  • ZX Spectrum +3 - incompatible ?Hello :) I'm newbie here. I know WOS site since years, never checked forum before ;) , but this moment came when I have problem. I wanna buy ZX Spe…

    ...
    * The keypad scanning routines from the ROM were removed

    rom from PC to ZX+3 ...
    dax dax September 2006 Hardware
  • Floating point representationI'm planning on picking up the [url=http://matt.west.co.tt/category/spectrum/openzxrom/]OpenZXRom[/url] project from where I left off a few months ba…

    ... getting stuck into the calculator routines. But before I do, I ... tinkered with the Speccy ROM's floating point routines is welcome to ... to shift it. However, the ROM treats integers up to 65535 ... sight - then in the maths routines I won't have to ...
    gasman gasman October 2006 Development
<1…16171819202122…34>

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