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  • CPI emulationI'm currently writing Sinclairean's emulation assembly for the CPI/CPD/CPIR/CPDR instruction group. Does anybody know what exactly the behavior of th…

    Thanks Woody! :smile:

    Really interesting. ... contents remain on the address bus for those 5T but the ... to MREQ) whereas the +2A/+3's does not.
    Madonna Mk 2 Madonna Mk 2 March 2010 Emulators
  • Mouse systems for ZX Spectrum[U][B]Mouse systems for ZX Spectrum[/B][/U] Okay, I have been reading the [URL="http://www.worldofspectrum.org/forums/showthread.php?p=688449#post68…

    ... level, or are some floating?[/QUOTE]
    Original old ... button port only 2-3 bits for sign buttons ... button
    D6- joy FIRE 3 / middle button
    D7 ... , Amiga and BBC Micro bus mice)?[/QUOTE]
    Russian ... K-MOUSE clones support 3 buttons and often also ...
    velesoft velesoft March 2013 Hardware
  • Please explain how a Kempston interface circuit works.Can someone help me understand how a Kempston joystick interface works, as I want to design and build my own as an experiment. I understand switches…

    ... data on the address bus connections is floating (unconnected), but when ... ” itself electrically from the data bus.
    [/LIST]
    ... method.

    Conditions 3 & 4 are easy. Use ... from the bus), neither low or high, but “floating”, hence ...
    1024MAK 1024MAK January 2014 Hardware
  • Please explain how a Kempston interface circuit works.Can someone help me understand how a Kempston joystick interface works, as I want to design and build my own as an experiment. I understand switches…

    ... g. the +2A/B and +3 use this method.
    [/ ... on the chip inputs floating to a high level ... is delivered to the data bus. I gather there's ... data on the address bus connections is floating (unconnected), but when ... diodes to "control" data bus bits D5, D6 and D7 ...
    1024MAK 1024MAK January 2014 Hardware
  • Features that are still wanted in Spectrum emulation.Features that are still wanted in Spectrum emulation. 4 USB joystick/gamepad input for real multiplayer games - Yes, Bomb Munchies.... - Sinclair 12…

    ... 55 is due to the +3 and +2A(black) will ... like the +2A and +3. The SAM’s built-in ... two of them with a bus splitter (MGT Two Face, ... another joystick interface and a bus splitter, if you wanted ... knowing which Z80 data bus lines are left floating by the various ...
    zub zub June 2015 Emulators
  • Joystick IssuesHi guys, I'm having a few issues getting joysticks to work well on my Spectrum 128k. I've got a Power Play Joystick interface and I've tried it with…

    ... with a Sinclair +2 or +3).

    Regardless of whether ... data bus at the time. This is either 0xFF (255) the floating ... value of the data bus, or the current ...
    1024MAK 1024MAK July 2017 Hardware
  • Its Saturday, my favourite day, and I'm going to celebrate by playing...[url="https://www.worldofspectrum.org/infoseek.cgi"]Yeti by Cybadyne, 1988[/url] I did a random pick and this is what I got...

    ... .cgi?id=0004383&loadpics=3"]Scumball[/url][/b]

    Bus+Software$"]Starquake[/url]. You play ... caves, is a collection of floating baddies who spawn from a ...
    Luny Luny October 2019 Games
  • New Version of MAME Emulator out with enhancements on Spectrum-EmulationNew Version 0.216 of MAME Emulator out with enhancements on Spectrum Emulation: [url="https://www.mamedev.org/?p=476"]https://mamedev.org/?p=476[/…

    ... .cpp: Improved emulation of bus contention. [holub]
    ... --------------------------------
    -spectrum48: fix floating int (#9637) [holub]
    -spectrum128/2A/3: Improved contention timing emulation ...
    Luzie Luzie May 2022 Emulators
  • +3 disks and pc'sHi, This is my first post, and was wondering if someone could help me. I have some +3 disks from my original +3 that I want to put on my pc to use i…

    ... . I have some +3 disks from my original +3 that I want ... it possible to connect the +3 3" disk drive directly to the ... that say people have got 3" drives connected, but I don ...
    Anonymous Anonymous February 2002 Emulators
  • ZX32 +3 mode software prob?Hi, I was wondering if anyone could assist moi? I downloaded the following file... AmstradPlus3Compilation.dsk.zip However, I cannot get it to ru…

    ... emulator (I set it to +3 mode).

    Can anyone ...
    Dude Dude July 2001 Emulators
  • Formating a Floppys for +3Hello, I have use the zx32 emulator in Spectrum +3 model. i have trying to format a 720 Ko diskfile, but it don't work. I get everytime a 180 Ko of…

    ... the zx32 emulator in Spectrum +3 model.

    i have ... am sure that a spectrum +3 can use the floppys of ...
    Maverick Maverick February 2002 Games
  • Plus 3 Disk ConversionIf anybody wants any commercial +3 disks converted to .dsk format, I've rigged a +3 up to my PC and can make .dsk images of nearly all commercially p…

    If anybody wants any commercial +3 disks converted
    to .dsk ... format, I've rigged a +3 up to my PC and ... nearly all commercially protected +3 disks,
    Alcatraz +3, Three Inch Loader ...
    David David May 2001 MIA/STP/SDP
  • +3 RGB OutI've jus get an +3 that works fine, but i would like to use my CPC RGB monitor with it. Does anybody know something about if it's possible or not?. I…

    I've jus get an +3 that works fine, but i would like to use my CPC RGB monitor with it. Does anybody know something about if it's possible or not?. Is possible to use this signal into a TV with a 21 pin Scart?
    Thanks in advance.
    Luis Antonio Gaite Luis Antonio Gaite February 2002 Sinclair Miscellaneous
  • Spectrum +3 tape to discHi I have ZX Spectrum +3 and about 20 blank disks, I need to know if there is a way to copy games from tape to disk i.e a basic program I could write.

    Hi I have ZX Spectrum +3 and about 20 blank disks, I need to know if there is a way to copy games from tape to disk i.e a basic program I could write.
    Steven Banner Steven Banner February 2002 Sinclair Miscellaneous
  • [newbie warning :)] Spectrum +3 questionsHello all, Yes, I am a Speccy newbie [img]/__forums/images/smiles/icon_smile.gif[/img] My Spectrum +3 arrived today, and I already have a few questi…

    ... /icon_smile.gif[/img] My Spectrum +3 arrived today, and I already ... /> Second, can you adapt a 3 1/2 drive to work ...
    Anonymous Anonymous November 2001 Sinclair Miscellaneous
  • +3 TV Advert UKAnyone got the +3 TV advert? It's the one where there is a kid playing Hang-on and the voice over says: "Be the fastest rider on the grid." It's adv…

    Anyone got the +3 TV advert?
    It's ...
    Boof Boof June 2001 Sinclair Miscellaneous
  • Spectrum +3 Sound problems.I recently acquired a Speccy+3 but there is a problem with it - the sound output through the TV is badly distorted, especially lower notes. Both the…

    I recently acquired a Speccy+3 but there is a problem ... sound fine compared to my +3.

    I have tried ... with the screw on the +3's modulator and it does ...
    Refrenz Refrenz May 2001 Sinclair Miscellaneous
  • Screen$ +3 disk to tape helpHi, I have several full screen pictures of my +3 disks (Screen$). How can I transfer these pictures onto tape without losing the last to lines beca…

    ... full screen pictures of my +3 disks (Screen$).

    How ...
    Stephen Stephen February 2001 Sinclair Miscellaneous
  • Need a ZX Spectrum +3 Motherboard...Hi there, Does anyone have a Spectrum +3 motherboard that they would be willing to part with? It doesn't need to be a working one, I just need the s…

    ... /> Does anyone have a Spectrum +3 motherboard that they would be ...
    Chris Chris August 2001 Sales
  • +3 DisksDoes anyone know where I can buy blank +3 disks? Thanks

    Does anyone know where I can buy blank +3 disks?

    Thanks
    S S August 2001 Sales
  • Spectrum +3 disk transfer help neededI am trying to transfer some stuff to my +3... I was wondering which programs I'd need on the PC (if they exist) to write to 3.5" disks for the +3, o…

    ... transfer some stuff to my +3... I was wondering which programs ... ) to write to 3.5" disks for the +3, or what programs ...
    Akira Akira March 2002 Sinclair Miscellaneous
  • +3 Discs, Part of STP Project (SDP ?)Afternoon folks, Yep, there's been little posting here of late and it's probably to do with the fact that many of the TZX team have been working the…

    ... aquired the means to dump +3 and CPC DSK images using ... with my various hardware (5 3" drives, 2 Speccy 128k +3s ... willing to loan me their +3 Discs in order to dump ...
    specfreak specfreak April 2002 MIA/STP/SDP
  • SPIN Update 0.1a (beta) availableHi all, The latest beta of SPIN is up (a new ZXSpectrum emulator, in case you've not heard of it before - it's not bad, IMHO :), and available fo…

    ... for speccy emulation is the +3 floppy, here's a cut ... />
    Thanks,
    Dunny and Woody.
    Dunny Dunny May 2002 Emulators
  • ANNOUCE: Spin Public Beta 0.1d now availableWell, after the overwhelming response to the previous announcement here on WOS Forums, I thought I'd best post that SPIN 0.1d is up. Here's the CSS …

    ... is the CSW support, and Woody's achievement of the week ... is a vastly
    improved +3 Floppy Disk controller.

    Added more features to the +3 fdc code - most edsks of ...
    Dunny Dunny May 2002 Emulators
  • Quiz V - the revenge of D`n`C Ok, 50 quick fire questions.. some cryptic - you`ll have un unravel the clues to get the game name, while others are description of the game. Ther…

    ... /> (2 points)


    3: Name the Cartoon series that ... spindles, slither down the data bus, watch the countdown, Sparkies, Sputniks ...
    MatGubbins MatGubbins May 2002 Games
  • Quiz VI - Trident on VESA Local Bus.... Something to keep everyone busy while Arjun sorts out his caboodle of questions.... Ok, 12 quick fire questions.. Some cryptic - you`ll have to un…

    ... /> (1 point)


    3: Name the game in which ... />


    12: Name 3 Spectrum programs that used Lenslock ... .
    (3 points)


    -------------------------
    MatGubbins MatGubbins June 2002 Games
  • SPIN V0.2 Now Available[Standard CSS cut'n'paste message] Hi all! Well, again another update, but we think this one's well worth it. There's numerous additions and fixes,…

    ... /> the biggest updates yet. Woody's +3 floppy code is getting nearer ... Zip[/url]

    Dunny+Woody,
    SPIN Authors.

    +3 Paging bugs fixed
    Fixed ... /> Data single blocks.
    Plus 3 Floppy Disk code updated .All ...
    Dunny Dunny June 2002 Emulators
  • Compeletly off-topic, technical help with Windows 3.1 sought...I have been tinkering with bits of 386's and have got one up and running, and I bought a modem today (14.4k) for ?2. IT works! I know it works, 'cos …

    ... ) Where MAIL is in Windows 3.1? I can't find ... , as it says in Windows 3.1 for dummies. ( I do ... that will work on Windows 3.1 for free on the ...
    thx1138 thx1138 July 2002 Sinclair Miscellaneous
  • SPIN v0.2c available now[Cut n Paste from the CSS post] Okay, I'm off to sunny(?) Scarborough for a week, so Woody and I thought it best that we give you something to d…

    ... That was a headache :)
    Woody updated the graphics routines a ... .
    He also added +3 Disk acceleration - kinda like Speedloading ... Added Minimise Button.
    *MORE* +3 copyprotected disks now load - we ... close to perfect
    +3 fdc now.
    Added ( ...
    Dunny Dunny July 2002 Emulators
  • Spectrum +3Anbody advise how to connect a +3 to a modern computer monitor. It has RGB Peritel output on the back of the +3 [ This Message was edited by: clarke…

    Anbody advise how to connect a +3 to a modern computer monitor. It has RGB Peritel output on the back of the +3

    [ This Message was edited by: clarkejr on 2002-07-17 21:09 ]
    clarkejr clarkejr July 2002 Wanted
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