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<1…14151617181920…34>
  • Noisy display faultI've been given an Issue 3 48K Speccy PCB which is in good working order except the main display area has slight changes of shade loosely following a…

    ... on the comments on that schematic sheet?

    Any other ...
    Laser Laser June 2006 Hardware
  • Expanded Profiles - Brief BiosExpanding on the post about Crimewatch style profiles, why not make a biography style profile. And I'll be the first... NAME: Patrick J.K. Furlong A…

    ... clones), OPUS Discovery, Currah uSpeech, IF1 w/Microdrive.
    FAVOURITE SPECCY ...
    Marcelo Marcelo June 2006 Sinclair Miscellaneous
  • Checksum RoutinesHi there everybody, Does anyone have an 'off the shelf' assembler routine for generating checksums? Thanks Jim

    ... 's one patch in the IF1 ROM however, and a few ...
    Dunny Dunny June 2006 Development
  • Checksum RoutinesHi there everybody, Does anyone have an 'off the shelf' assembler routine for generating checksums? Thanks Jim

    [QUOTE=Dunny]I know that there's one patch in the IF1 ROM however[/QUOTE]

    Cheats! Cheats I tell you! :-P

    MikeW
    MikeW MikeW June 2006 Development
  • +3 soundhello there, just a quick-fire question today. i'm kinda keen on the idea of using my +3 quite a bit, particularly if i bother to to actually sort …

    ... on the board following the schematic. Its pretty straight forward, the ...
    KeepGood KeepGood June 2006 Hardware
  • Noisy 2A displaymy 2A gives a fairly good display until it has to generate sound or other cpu work, which interferes with the signal, giving some "cloudy" effects …

    Well it shouldn't do that, have sent you a schematic, hope it works, if not there are other video options.
    dasteph dasteph July 2006 Hardware
  • EPROM InfoHi guys. I'm looking for info about a 27C256 EPROM. Does anyone know if toggling A14 high/low selects the upper/lower 16K banks? Cheers

    ... I was looking at your schematic for the ZX Flash to ...
    KeepGood KeepGood July 2006 Hardware
  • +3 soundhello there, just a quick-fire question today. i'm kinda keen on the idea of using my +3 quite a bit, particularly if i bother to to actually sort …

    ... on the board following the schematic. Its pretty straight forward, the ...
    Hungry Horace Hungry Horace July 2006 Hardware
  • DivIDE EmulationHi guys, I should have my DivIDE soon so I've been trying to emulate it to become familiar with the devices functions. I've fired up the EightyOne …

    ... on the board from the schematic.
    glancaster glancaster July 2006 Sinclair Miscellaneous
  • DivIDE EmulationHi guys, I should have my DivIDE soon so I've been trying to emulate it to become familiar with the devices functions. I've fired up the EightyOne …

    ... on the board from the schematic.[/QUOTE]

    Yep, that ...
    gasman gasman July 2006 Sinclair Miscellaneous
  • +3 soundhello there, just a quick-fire question today. i'm kinda keen on the idea of using my +3 quite a bit, particularly if i bother to to actually sort …

    ... I built that from the schematic, before I drew up the ...
    KeepGood KeepGood July 2006 Hardware
  • Detect if program was loaded from tape or microdriveHow (if at all) can a BASIC program detect if it was loaded from tape or microdrive? This can be helpful to then load the screen or more machine code…

    ... "]if1_installed.asm[/URL] : check if if1 is present (which says nothing ...
    Alcoholics Anonymous Alcoholics Anonymous July 2006 Development
  • Detect if program was loaded from tape or microdriveHow (if at all) can a BASIC program detect if it was loaded from tape or microdrive? This can be helpful to then load the screen or more machine code…

    ... "]if1_installed.asm[/URL] : check if if1 is present (which says nothing ... />
    One more question. The IF1 manual states at page 46 ...
    UTom71 UTom71 July 2006 Development
  • Detect if program was loaded from tape or microdriveHow (if at all) can a BASIC program detect if it was loaded from tape or microdrive? This can be helpful to then load the screen or more machine code…

    ... with and without the [B]IF1[/B], and it should work ... Spin with and without [B]IF1[/B] emulation and it worked ...
    Marcelo Marcelo July 2006 Development
  • Detect if program was loaded from tape or microdriveHow (if at all) can a BASIC program detect if it was loaded from tape or microdrive? This can be helpful to then load the screen or more machine code…

    ... with and without the [B]IF1[/B], and it should work ... Spin with and without [B]IF1[/B] emulation and it worked ...
    UTom71 UTom71 July 2006 Development
  • Detect if program was loaded from tape or microdriveHow (if at all) can a BASIC program detect if it was loaded from tape or microdrive? This can be helpful to then load the screen or more machine code…

    ... it twice (once with [B]IF1[/B] and once without)... But ...
    Marcelo Marcelo July 2006 Development
  • Detect if program was loaded from tape or microdriveHow (if at all) can a BASIC program detect if it was loaded from tape or microdrive? This can be helpful to then load the screen or more machine code…

    ... /> Just becaus eyou have the IF1 attached, doesn't mean the ... tape loading routine or the IF1?
    DEATH DEATH July 2006 Development
  • What is the rarest sinclair item u have ?For me, its a Sinclair PC200 boxed working and complete, has anyone any idea what its worth ? I am going to be selling it along with the rest of my …

    ... of them here (one has IF1 + Power supply inside, the other ...
    Tom-Cat Tom-Cat July 2006 Sinclair Miscellaneous
  • Extended Microdrive FormatterHello all, After a few months on a steep learning curve, some heavy duty reading and plenty of trial and error I?ve written an extended microdrive f…

    ... as well.

    4. IF1 checking
    There is no ... trapping for a non existent IF1 - you'll probably get a ... , 0:1" message if the IF1 is not present.

    jp jp July 2006 Development
  • Extended Microdrive FormatterHello all, After a few months on a steep learning curve, some heavy duty reading and plenty of trial and error I?ve written an extended microdrive f…

    ... the code.

    2. IF1 detection (cheers JGH) - the code ... cleanly trap for a missing IF1 and set the border to ... red. If an IF1 is present then the border ...
    jp jp July 2006 Development
  • What would you pay for a brand new Spectrum?I wanted to know if there was a market for new hardware, like the DTV-64.

    ... -parties' ROMs[/B] in (Multifaces, IF1, etc)
    [*]An EAR and ...
    Marcelo Marcelo August 2006 Hardware
  • One emulator feature it would be good to haveI'd like to see emulators (and SCR-to-proper-bitmap-format converters) have a config option for colours: "Realistic" or "Bright". The trouble with b…

    ... /> I've not seen a schematic of the video generation section ...
    Laser Laser August 2006 Emulators
  • for a stupid: what?s NMI?erhm, yes, I?m not familiar with it... :rolleyes: I know the function of a hardware ?snapshot? button from Didaktik M/Kompakt, but I?m not familiar…

    ... == 0x0066 and if so asserting /ROMCS to page their own ROM ...
    Philip Kendall Philip Kendall August 2006 Hardware
  • 4k RaceFind myself playing this a lot, also 4K Race refueled. Surely, if this was made into a fully-blown 128k only game, it'd be the best racing game ever…

    ... I would suggest thinking about if1-network capable multiplayer :-) I think ... it's written with the if1 bit being modular so that ...
    Alcoholics Anonymous Alcoholics Anonymous August 2006 Games
  • SupadriveHere's an MDR image of Supadrive. Works with Spectaculator, but I haven't tested it with any other emulators. [url="http://www.superfudge.demon.co.u…

    ... sure you've got an IF1 with a v1 ROM - when ...
    jp jp August 2006 MIA/STP/SDP
  • jet set willy multi playercant believe what ive just seen posted on retro remakes. mersey remakes, smila, scottige and ovine are doing a multi player jet set willy. what a gen…

    you could do it on an IF1 LAN :-P
    guesser guesser September 2006 Games
  • jet set willy multi playercant believe what ive just seen posted on retro remakes. mersey remakes, smila, scottige and ovine are doing a multi player jet set willy. what a gen…

    ... could do it on an IF1 LAN :-P[/QUOTE]

    jonathan jonathan September 2006 Games
  • External Speccy CommunicationHow does a speccy communicate with the outside world ?? Do you have to have the interface 1 for serial communications ( rs232 ) or are there other p…

    ... 19,200 according to the IF1 manual.

    I have ... transfer .SNA snapshots via the IF1 to the Spectrum and it ...
    jp jp September 2006 Hardware
  • External Speccy CommunicationHow does a speccy communicate with the outside world ?? Do you have to have the interface 1 for serial communications ( rs232 ) or are there other p…

    ... 't you use the [B]IF1 Network[/B] capability to connect ...
    Marcelo Marcelo October 2006 Hardware
  • External Speccy CommunicationHow does a speccy communicate with the outside world ?? Do you have to have the interface 1 for serial communications ( rs232 ) or are there other p…

    ... 't you use the [B]IF1 Network[/B] capability to connect ...
    The_Beard The_Beard October 2006 Hardware
<1…14151617181920…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
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    mel the bell on April 20

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