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  • 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 …

    ... this disc use modified AY ports and paging ports + add slowdown code for ...
    velesoft velesoft December 2011 Games
  • 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 …

    Nice to see a new SNAPER disk!

    I managed to hack up a version of my emulator that could handle the AY at those ports.

    I take it that no real AY interface exists yet?
    Jmk Jmk December 2011 Games
  • 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 …

    ... that could handle the AY at those ports.

    I take ... /> a) Low 8bit adress of AY ports must use full adressation (A7 ... ...). Original ZX software use ports #xxFD for AY and 128kB memory paging ... way - change low adress of AY ports from #FD to #7D and ...
    velesoft velesoft December 2011 Games
  • What was the best Designed Speccy???So what does the World Of Spectrum think the best Designed Spectrum was? [URL=http://imageshack.us/photo/my-images/845/thespectrums.jpg/][IMG]http:…

    ... Spectrum, and that included the AY-3-8912 sound chip, and ... , a better keyboard, and joystick ports to the manufacturing cost, so ...
    jesus 666 jesus 666 December 2011 Sinclair Miscellaneous
  • AY-interface for ZX81 (at last ;) )Hi, it exists finally ;) - compatible with the most standard one - ZonX. [url]http://www.sellmyretro.com/offer/details/Brand_New_Sinclair_ZX81_MrX_A…

    ... feature used to make the AY play samples on the Spectrum ... to use Zon-X's ports. And since I'm in ...
    zxbruno zxbruno February 2012 Hardware
  • AY-interface for ZX81 (at last ;) )Hi, it exists finally ;) - compatible with the most standard one - ZonX. [url]http://www.sellmyretro.com/offer/details/Brand_New_Sinclair_ZX81_MrX_A…

    ... feature used to make the AY play samples on the Spectrum ... to use Zon-X's ports. And since I'm in ... Xpand and any AY unit that uses ZONX ports handles speech ok ...
    moggy moggy February 2012 Hardware
  • Which kempston joystick schematic is the best?I'm looking for the best Kempston Joystick interface schematic. It has to be as cheap as possible. But it must be as compatible as possible. I've c…

    ... =0 can collide with AY or +3 FDD ports or with keyboad ... can active AY + keyb + joy and data of all ports will mixed ...
    velesoft velesoft February 2012 Hardware
  • Detecting presence of AY?I'm working on my first little demo for the ZX Spectrum. At the moment I'm aiming to keep the memory requirements low enough that it runs on a standa…

    ... />
    Generally speaking OUTing to ports that aren't connected (such ... as the AY or paging hardware) will just ...
    AndyC AndyC March 2012 Development
  • Detecting presence of AY?I'm working on my first little demo for the ZX Spectrum. At the moment I'm aiming to keep the memory requirements low enough that it runs on a standa…

    There are rather many 48K games with AY music, and they work fine without AY. I.e. normally there are no side effects from writing to the AY ports if there is no AY in the system.
    Shiru Shiru March 2012 Development
  • Detecting presence of AY?I'm working on my first little demo for the ZX Spectrum. At the moment I'm aiming to keep the memory requirements low enough that it runs on a standa…

    ... do is to detect an AY chip - you should test for ... . If nothing else, detecting the AY chip is easier than messing ... all, just OUT to the AY ports and let the hardware deal ...
    AndyC AndyC March 2012 Development
  • Zodiac on the OricI played my first game on an Oric at the weekend. I was struck by the slow speed of the parser. It took about 6 to 8 seconds between typing somethin…

    ... chip, it's the same AY-3-8192 as used in ... Arkanoid clone.) There are also ports of things like Harrier Attack ...
    Matt_B Matt_B March 2012 Chit chat
  • Best composer of ZX MusicWho do you think is the best composer old or new of zx spectrum music with in games ? My personal fave has to be Tim Follin. To me he pushed the AY…

    ... few Hubbard tunes to the AY - the commando rendition in Quinquagesima ... just fantastic making the original ports sound like they were done ...
    Stefan Drissen Stefan Drissen April 2012 Games
  • Smallest Kempston joystick addon for e.g. DivIDEI developed a very small Kempston joystick interface. It's allmost ready for production. Specs: - It's small (can't get any smaller I'm afraid) - Re…

    ... DivIDE, 2 ports including mouse support, AY, video out, AY audio out... something ...
    maiki maiki April 2012 Hardware
  • "More tea Vicar?" on gray +2 with divIDEDid anybody try to run "More tea Vicar?" (128k version) on gray +2 with divIDE? On my machine game loads but crashes after joystick selection.

    ... you accidentally read from the AY ports. I suppose you could just ...
    chev chev April 2012 Games
  • The new Superfo cloneHi In the spanish forum speccy.org some guys and me have optimized the superfo clon to have less ICs. The actual design has 39 ICs versus the 45 ICs…

    ... 128K upgrade so the joystick ports were trimed.

    With ... , just don't put the AY and other few chips and ...
    antoniovillena antoniovillena May 2012 Hardware
  • The new Superfo cloneHi In the spanish forum speccy.org some guys and me have optimized the superfo clon to have less ICs. The actual design has 39 ICs versus the 45 ICs…

    ... 128K upgrade so the joystick ports were trimed.

    With ... , just don't put the AY and other few chips and ...
    BiNMaN BiNMaN May 2012 Hardware
  • The new Superfo cloneHi In the spanish forum speccy.org some guys and me have optimized the superfo clon to have less ICs. The actual design has 39 ICs versus the 45 ICs…

    ... 128K upgrade so the joystick ports were trimed.

    With ... , just don't put the AY and other few chips and ...
    BiNMaN BiNMaN May 2012 Hardware
  • Divide CF cardsI have recently got a Divide but I'am waiting for my Compact Flash card to come form Amazon. However, the Divide states that the CF card needs to be …

    ... DivIDE+. The original divIDE uses ports 0xa3 and 0xe3 which clash ... *does* the divIDE use those ports and is it possible to ... need rerouted?

    Which ports does the DivIDE+ use and ... peripheral standardisation with regards to IO port numbers but I'll ...
    toadstool toadstool May 2012 Hardware
  • Divide CF cardsI have recently got a Divide but I'am waiting for my Compact Flash card to come form Amazon. However, the Divide states that the CF card needs to be …

    ... Spectrum so whichever other ports you chose would clash ... of the ports).

    [quote]Which ports does the ... peripheral standardisation with regards to IO port numbers ... [URL="http ... other peripherals (using remaining ports like ULA+ and Spectranet ...
    chev chev May 2012 Hardware
  • Playing SID music on AY??Hello. Some time ago, with occasion of another thread, I was asking about possibility of making a very certain thing - a SID emulator for Spectrum …

    ... a 128K+ (or 48K with AY plugged in the back), if ... still leaves the SID to AY mapping, but you can probably ... -use one of the existing ports that do it.
    obo obo May 2012 Development
  • DIVIDE 2k11hello, just short link - for Your info (cpld, 4 layers, rohs, cpld code for future development for clones..) [url]http://lotharek.pl/product.php?…

    ... perfection: it lacks joystick ports (and perhaps AY, but that is not ...
    maiki maiki June 2012 Hardware
  • ESXDOS v0.8.0 released (with NMI Browser)Hello, To celebrate the speccy's 30th birthday, here's the latest version of ESXDOS for DivIDE users. The full changelog is too long to post here, s…

    ... /or Timex 2068 ports AY ports with adicional support for AY interfaces for Spectrum ...
    Encarnado Encarnado July 2012 Announcements
  • ESXDOS v0.8.0 released (with NMI Browser)Hello, To celebrate the speccy's 30th birthday, here's the latest version of ESXDOS for DivIDE users. The full changelog is too long to post here, s…

    ... /or Timex 2068 ports AY ports with adicional support for AY interfaces for Spectrum ...
    ub880d ub880d July 2012 Announcements
  • White Spectrum+Hi Folks, There is a photo of a white Spectrum+ on Rick Dickinson's website - did this actually exist i.e. working machine? Paddy

    ... the IF1.
    * No joystick ports.
    * The external heatsink looked ... /> * Under certain circumstances, reading the AY ports will crash the machine.
    chev chev August 2012 Sinclair Miscellaneous
  • White Spectrum+Hi Folks, There is a photo of a white Spectrum+ on Rick Dickinson's website - did this actually exist i.e. working machine? Paddy

    ... the IF1.
    * No joystick ports.
    * The external heatsink looked ... /> * Under certain circumstances, reading the AY ports will crash the machine.
    Paddy Coleman Paddy Coleman August 2012 Sinclair Miscellaneous
  • Messenger interfaceHave anyone photos, schematic, rom images, documentation, or software for Messenger interface ? [url]http://www.worldofspectrum.org/infoseekid.cgi?i…

    ... modified (paging port #7FFD and AY ports must be rewrited). 128kB paging ...
    velesoft velesoft August 2012 Hardware
  • SPECTRA New from Paul FarrowLooks good! Read about it [URL="http://www.fruitcake.plus.com/Sinclair/Spectrum/Spectra/SpectraInterface.htm"]here[/URL]

    ... this "ULA". For example, an AY-3-8912 can be implemented ... inside it, to give 128K AY-style sound to 48K machines ... implementation would have to contend AY ports, which are not actually contended ...
    mcleod_ideafix mcleod_ideafix August 2012 Sinclair Miscellaneous
  • SPECTRA New from Paul FarrowLooks good! Read about it [URL="http://www.fruitcake.plus.com/Sinclair/Spectrum/Spectra/SpectraInterface.htm"]here[/URL]

    ... this "ULA". For example, an AY-3-8912 can be implemented ... inside it, to give 128K AY-style sound to 48K machines ... implementation would have to contend AY ports, which are not actually contended ...
    chev chev August 2012 Sinclair Miscellaneous
  • SPECTRA New from Paul FarrowLooks good! Read about it [URL="http://www.fruitcake.plus.com/Sinclair/Spectrum/Spectra/SpectraInterface.htm"]here[/URL]

    ... this "ULA". For example, an AY-3-8912 can be implemented ... inside it, to give 128K AY-style sound to 48K machines ... implementation would have to contend AY ports, which are not actually contended ...
    ANDREW RYALS ANDREW RYALS August 2012 Sinclair Miscellaneous
<1…14151617181920…34>

Latest Posts

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