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  • Disassemblers and RSTsI think this is a longshot, but... is anybody aware of a disassembler that handles the Interface One RSTs? e.g. RST $10 DEFW $0020. Cheers

    ... been able to patch some IF1 ROM calls...

    [CODE ... /> ; Published version only suitable for IF1 Rom v1
    ;
    ; This ... version fixed to work with IF1 ROM v2 only
    ;
    jp jp April 2007 Development
  • ZXSpin 0.62 Available nowAs promised (and only a [i]little[/i] past the deadline) here is the latest version of ZXSpin. Many bugs have been fixed, and a few new features add…

    ... ]
    Is the network from IF1 functional, can you connect 2 ...
    Dunny Dunny April 2007 Emulators
  • The Opus Discovery 1 Disk drive or would consider a Microdrive and interface wanted[FONT="Comic Sans MS"]Hi I believe that this disk drive was made and built for the spectrum,i am willing to pay a good amount for one that works and …

    ... ) much better than Opus and IF1 MDrive put together.

    dekh dekh April 2007 Wanted
  • Any interest in new low-cost mass-storage interface with 512K RAM?I've recently added support to ResiDOS and the +3e ROMs for SD/MMC card interfaces; in particular, ZXMMC (which has no onboard RAM and so is only sup…

    ... />
    Additionally, details of the IF1 network and RS232 ports are ...
    glancaster glancaster April 2007 Hardware
  • Russian clone of ZX-Spectrum 48kThe classic russian clone of ZX-Spectrum 48k [URL="http://sblive.narod.ru/ZX-Spectrum/Leningrad48k/Leningrad48k.htm"]http://sblive.narod.ru/ZX-Spect…

    [QUOTE=zub;189166]
    Was it an exact clone? I can see a reference to "Kempston Joystick" so perhaps not? :)[/QUOTE]

    If you read the schematic you see there is no joystick port or expansion port. No need to read Russian for that ! ;)
    Gods Gods May 2007 Hardware
  • Russian clone of ZX-Spectrum 48kThe classic russian clone of ZX-Spectrum 48k [URL="http://sblive.narod.ru/ZX-Spectrum/Leningrad48k/Leningrad48k.htm"]http://sblive.narod.ru/ZX-Spect…

    ... 's extremely simple. It's schematic is even more simple. It ...
    Sonic Sonic May 2007 Hardware
  • +2b not working with interface1i was trying to transfer some of my programs from my microdrive carts onto tapes last night, but found both my 48k and my toast rack 128K have decide…

    ... a little circuit to disable IF1 until its in 48k mode ...
    Sonic Sonic May 2007 Hardware
  • Russian clone of ZX-Spectrum 48kThe classic russian clone of ZX-Spectrum 48k [URL="http://sblive.narod.ru/ZX-Spectrum/Leningrad48k/Leningrad48k.htm"]http://sblive.narod.ru/ZX-Spect…

    ... be generated from a usual schematic. In this case i would ... start from this Leningrad-1 schematic, with modified I/O space ...
    Sonic Sonic May 2007 Hardware
  • Russian clone of ZX-Spectrum 48kThe classic russian clone of ZX-Spectrum 48k [URL="http://sblive.narod.ru/ZX-Spectrum/Leningrad48k/Leningrad48k.htm"]http://sblive.narod.ru/ZX-Spect…

    ... be generated from a usual schematic. In this case i would ... start from this Leningrad-1 schematic, with modified I/O space ...
    Gods Gods May 2007 Hardware
  • InterfaceHi I'm building a spectrum emulator. I've tried to build it as modular as possible, for example I have a zx class that have input and output devices…

    ... Spectrum exposes a line called ROMCS at the edge connector. Every ...
    Winston Winston May 2007 Emulators
  • TC2068 emulator cart - problemHi, Sorry for posting timex related stuff on a spectrum forum. So, this cart (spectrum emulator) can only adress 16K. I can load small games but i …

    ... lot I have a cart schematic designed by Alvin Albrecht. The ... are long gone, but the schematic survives - I just need to ...
    jboatno4 jboatno4 May 2007 Hardware
  • TC2068 emulator cart - problemHi, Sorry for posting timex related stuff on a spectrum forum. So, this cart (spectrum emulator) can only adress 16K. I can load small games but i …

    ... lot I have a cart schematic designed by Alvin Albrecht. The ...
    Alcoholics Anonymous Alcoholics Anonymous May 2007 Hardware
  • TC2068 emulator cart - problemHi, Sorry for posting timex related stuff on a spectrum forum. So, this cart (spectrum emulator) can only adress 16K. I can load small games but i …

    ...
    pin 14 - connects to ROMCS of the cart slot and ...
    odious odious May 2007 Hardware
  • TC2068 emulator cart - problemHi, Sorry for posting timex related stuff on a spectrum forum. So, this cart (spectrum emulator) can only adress 16K. I can load small games but i …

    [QUOTE=odious;190311]
    pin 14 - connects to ROMCS of the cart slot and pin 1 and 28 of the rom/eprom and pin[/QUOTE]

    Pin 14 is VCC ...
    Gods Gods May 2007 Hardware
  • TC2068 emulator cart - problemHi, Sorry for posting timex related stuff on a spectrum forum. So, this cart (spectrum emulator) can only adress 16K. I can load small games but i …

    ...
    pin 14 - connects to ROMCS of the cart slot and ...
    Alcoholics Anonymous Alcoholics Anonymous May 2007 Hardware
  • TC2068 emulator cart - problemHi, Sorry for posting timex related stuff on a spectrum forum. So, this cart (spectrum emulator) can only adress 16K. I can load small games but i …

    ... with a twister for the IF1 to interface and a Spectrum ...
    jboatno4 jboatno4 May 2007 Hardware
  • TC2068 emulator cart - problemHi, Sorry for posting timex related stuff on a spectrum forum. So, this cart (spectrum emulator) can only adress 16K. I can load small games but i …

    Could be this schematic... ;-)

    [URL="http://gods69.com/tc.jpg"]schematic[/URL]

    It may contain errors...:smile: (it seen OK to me...)
    Gods Gods May 2007 Hardware
  • TC2068 emulator cart - problemHi, Sorry for posting timex related stuff on a spectrum forum. So, this cart (spectrum emulator) can only adress 16K. I can load small games but i …

    [quote=Gods;190811]Could be this schematic... ;-)

    [URL="http://gods69.club.fr/tc.jpg"]schematic[/URL]

    It may contain errors...:smile: (it seen OK to me...)[/quote]

    Great! Thanks :)
    odious odious May 2007 Hardware
  • Mebrane fix or LOAD"" Poke equivelantHi!! I bought a rubber speccy from a guy on Ebay. Well,lots of buttons dont work,including J :( Two questions... *Is there a way to have a quick me…

    You could even do just:

    POKE 23779,239: PRINT ""

    (assuming a freshly-reset Speccy and no IF1)
    yomlogs yomlogs May 2007 Hardware
  • Mebrane fix or LOAD"" Poke equivelantHi!! I bought a rubber speccy from a guy on Ebay. Well,lots of buttons dont work,including J :( Two questions... *Is there a way to have a quick me…

    ... freshly-reset Speccy and no IF1)[/QUOTE]

    Are you ...
    DEATH DEATH May 2007 Hardware
  • Pics from my uncle's 48K SpeccyThis was built back in 1987 and it looks old now, but it brings back lots of good memories. [url]http://zxspectrum.zidev.com/zx/1987enclosure/HPIM16…

    ... if he still has any schematic diagrams etc for this machine ...
    BruceNorton BruceNorton June 2007 Sinclair Miscellaneous
  • Speccy 128 and Commode 1702 monitorHey Hardware Gurus, I tried to hookup a toast rack speccy 128 to my Commodore 1702 Monitor. It comes through ok but Black and white and no sound (do…

    ... 's also possible, but monitor schematic is needed then.
    Sonic Sonic June 2007 Hardware
  • Spectrum 128K heatsink wantedI'm in search of a Spectrum 128k toastrack in a good condition and at a reasonable price (really can't afford a great amount of money). I don't mind …

    ... "
    I do enjoy the if1, i have already transfered my ...
    gtsamour gtsamour June 2007 Wanted
  • Another TS Emu CartLooks like the one I have. [url]http://cgi.ebay.com/TC2068-Cartdrige-48K-emulator-for-Timex-Computer-2068_W0QQitemZ250133271074QQihZ015QQcategoryZ124…

    ... recent thread resulted in a schematic of a TC spectrum emulator ... /> [/QUOTE]

    Another cartridge schematic...

    [URL="http://gods69 ...
    Gods Gods June 2007 Sales
  • Low Sound output + Sound distorting pictureHi, I am having a problem with my Grey +2 at the moment while trying to use RGB output. When I load a game the loader tones are fine but the actual…

    ... .
    [/QUOTE]

    See schematic at:
    [URL="http://8bit ...
    Gods Gods June 2007 Hardware
  • Interface 1 electrolytic capacitorsInterface 1 has three 47&#956;F electrolytic capacitors. Is it necesary to replace them with fresh ones? I always do this with old speccys but is it…

    ... year old ones damaging your IF1. It'll take you only ... each. Nothing compared to the IF1.
    DEATH DEATH June 2007 Hardware
  • Interface 1 electrolytic capacitorsInterface 1 has three 47&#956;F electrolytic capacitors. Is it necesary to replace them with fresh ones? I always do this with old speccys but is it…

    ... year old ones damaging your IF1. It'll take you only ... each. Nothing compared to the IF1.[/QUOTE]

    So as ... I should do to my IF1 and if so how many ...
    beanz beanz June 2007 Hardware
  • Interface 1 electrolytic capacitorsInterface 1 has three 47&#956;F electrolytic capacitors. Is it necesary to replace them with fresh ones? I always do this with old speccys but is it…

    I did it already DEATH :):) I agree with you.

    3 electrolytic capacitors in IF1, all three are the same 47μF 16V. They are blue and easy to replace.
    gtsamour gtsamour June 2007 Hardware
  • Interface 1 electrolytic capacitorsInterface 1 has three 47&#956;F electrolytic capacitors. Is it necesary to replace them with fresh ones? I always do this with old speccys but is it…

    ... I should do to my IF1 and if so how many ... />
    If you feel the IF1 needs a service and you ...
    DEATH DEATH June 2007 Hardware
<1…18192021222324…34>

Latest Posts

  • I am currently watching.....
    Paradigm Shifter on 12:49AM
  • New video about S-video modification on Issue two 48K Spectrum.
    Renegade on April 21
  • Fixed Speccy Software. And which games remained unfixed?
    John Elliott on April 21
  • Happy 40th Birthday to the Amstrad CPC464!
    rich_chandler on April 21
  • Another Birthday! The Game Boy Is 35!
    mel the bell on April 21
  • European Software Titles with an English version
    harriusherbartio on April 21
  • Elusive Strategy Games done by the Smaller or less Prolific Software Houses.
    harriusherbartio on April 21
  • 1992 Spectrum Software
    harriusherbartio on April 21
  • +3 Disk drive motor
    AndyC on April 21
  • Celebrity deaths...
    mel the bell on April 20

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