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<1…16171819202122…34>
  • New ZEsarUX feature : Breakpoints actionsHi This is what I'm working on: https://youtu.be/WQTOIYe9S1M You can run some actions when a breakpoint is fired :)

    ... case, will return the kempston joystick value read
    PRA tells the ...
    chernandezba chernandezba May 2017 Emulators
  • Auto-fire circuit based on IC 555Greetings! Spanish magazine Microhobby once wrote an article explaining how the auto-fire circuit worked on a joystick and the interface requireme…

    ... my mind components should be read as follows:
    NE555 pin ... or +3 Spectrum, early Kempston or Kempston compatible interfaces and some other ...
    1024MAK 1024MAK May 2017 Hardware
  • ZX Spectrum Next Kickstarter Launchedhttps://www.kickstarter.com/projects/1835143999/zx-spectrum-next

    ... ]Joystick: DB9 compatible with Cursor, Kempston and Interface 2 protocols (selectable ... ]PS/2 port: Mouse with Kempston mode emulation and an external ... alternative view, I suggest to read exUSSR experience effective use of ...
    Black_Cat Black_Cat May 2017 Sinclair Miscellaneous
  • Double Buffering Artefacts on Real HardwareI have a project that I've played around with for a while and always tested using emulators, either ZX Spin or Spectaculator. It is a 128k game th…

    ... by using contended port for Kempston.
    [/quote]

    In ... the word and will likely read back 1s because TTL requires ...
    Alcoholics Anonymous Alcoholics Anonymous May 2017 Development
  • ZX Nuvo 128..Hi There, I have built the ZX Nuvo 128 by Superfo, but it has a problem. The machine is working, but the video signal is completely bonkers. I've …

    I hope that Superflo will read this ... Sorry for third post ... anything during the IOREQ to Kempston on port 31. In ... are totally ignored.... to make Kempston working 100% properly all ... to use any exotic interfaces (Kempston Pro/ Kempston Mouse) with ZX Nuvo ...
    screemer screemer June 2017 Hardware
  • What exactly is a Spectrum NEXT going to achieve?I've seen some Youtube videos on the Spectrum Next and i'm not seeing what it is being made for? I can see the bonus is that it will make existing ga…

    ... lot of peripherals such as kempston mouse, joysticks, divmmc, etc. This ... capabilities make it much easier (read much less time consuming) to ...
    Alcoholics Anonymous Alcoholics Anonymous June 2017 Hardware
  • 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…

    ... .com/2010/01/06/using-kempston-joystick-in-your-own-basic ... the joystick's position is read correctly from the port 31 ...
    Claudius Claudius July 2017 Hardware
  • 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…

    ... Play Joystick Interface is a Kempston compatible joystick interface. Any ...
    Regardless of whether a Kempston compatible joystick interface is fitted ... /game that tries to read the joystick position will ... joystick data, the value read by the Z80 CPU is ...
    1024MAK 1024MAK July 2017 Hardware
  • A Neat Redefine Keys RoutinePreviously, I’ve only shared this routine with a couple of people via PM, but I’ve now decided to make it public. I optimized it for size, so it uses…

    ...
    ld a,(23693) ;read current attributes
    and 248 ... data you read form the port for Kempston joystick and ... would mean, however, that Kempston joystick code injection will have ... separate routine for handling Kempston joystick and skip keyboard ...
    Ast_A_Moore Ast_A_Moore October 2017 Development
  • How can I make a UDG rotate?I designed a set of UDG's that can be used for making shapes or letters. Trouble is that my circle - for example - consists of 4 pieces and it would…

    ...
    Fuse can emulate the Kempston mouse interface. You’ll essentially ... facilitate selection.

    The Kempston mouse uses three ports: 64479 ... you to interpret the values read from the port and ... a way that any value read when the program runs ...
    Ast_A_Moore Ast_A_Moore November 2017 Sinclair Basic
  • How can I make a UDG rotate?I designed a set of UDG's that can be used for making shapes or letters. Trouble is that my circle - for example - consists of 4 pieces and it would…

    ... been really getting into the Kempston mouse lately, and Fuse emulates ... ?id=0014620"]Chris Cowley's Kempston mouse driver[/url], which you ... can use IN functions to read the ports directly. But the ...
    colonel32 colonel32 November 2017 Sinclair Basic
  • How can I make a UDG rotate?I designed a set of UDG's that can be used for making shapes or letters. Trouble is that my circle - for example - consists of 4 pieces and it would…

    ... read_mouse:
    ; Read the kempston mouse port and update PointerXY ... LD BC,64479 ; Kempston X
    LD ... mouse_y: LD BC,65503 ; Kempston Y
    LD A ...
    colonel32 colonel32 November 2017 Sinclair Basic
  • Modern Spectrum Games Advent CalendarSo... it is done. The main reason for my return from the shadows earlier this year was because I knew the greatest Christmas present I ever had was c…

    ... at any of those "dances" (read: Guitar Hero comes to the ... ]The Patrick Moore "Gamesmaster Golden Kempston Joystick" With Silver Hair And ...
    The Mighty Dopethrone The Mighty Dopethrone December 2017 Games
  • Some questions about the Timex TC2048/TC2068I have been doing some research about the specs of these 2 machines but I suppose it would be better to ask for advice in the forum since I have neve…

    ... . Some sw on the spectrum read from that port to see ... put a kempston joystick in (the ts2068 has two joysticks read through ...
    Alcoholics Anonymous Alcoholics Anonymous January 2018 Hardware
  • Some questions about the Timex TC2048/TC2068I have been doing some research about the specs of these 2 machines but I suppose it would be better to ask for advice in the forum since I have neve…

    ... . Some sw on the spectrum read from that port to see ... put a kempston joystick in (the ts2068 has two joysticks read through ...
    Black_Cat Black_Cat January 2018 Hardware
  • Any SEUD Tutorials?I know there's a rather splendid (if not yet finished) AGD tutorial here... [url]http://randomkak.blogspot.com/p/agd-tutorial.html[/url] , but I can'…

    A few links to read on how to use SEUD :< ... .com/thread/313/seud-joystick-kempston

    Also SEUD is ...
    hikoki hikoki March 2018 Development
  • Dual joystick interface schematic?Hi! Would anyone have a schematic for a dual joystick interface? Cursor or sinclair would either work. If not, I might try my hand at designing one.…

    ... a cheap clone of the Kempston interface, because in both cases ... (IN-55) interface and normal Kempston IN-31 interface.
    Velesoft ... K-55 (IN-55) modified Kempston interface and can confirm it ... !
    Set the emulator to read from Sinclair 1 and 2 ...
    MatGubbins MatGubbins July 2018 Hardware
  • Testing an Interface 1As title, is there an easy way on how can I test to see if its functional or not please ? :) Please bear in mind I do not have *any* microdrives n…

    ... are used. So have a read through the manual and try ... I must see if the Kempston joystick socket works on my ...
    spider spider July 2018 Hardware
  • Kempston Mouse DriverHi Folks, Does anyone know the email of Chris Cowley who wrote the Kempston Mouse Driver in the WOS Archive? Many thanks Paddy

    ... /> ;
    ; BASIC mouse functionality for Kempston Mouse Interface
    ;
    ; To ...

    read_mouse
    ; Read the kempston mouse port and update PointerXY ... />
    mouse_y LD BC,65503 ; Kempston Y
    LD A,(MouseY ...
    Paddy Coleman Paddy Coleman September 2018 Hardware
  • Does Survivisection load & play on a real +2a?Hi All, My apologies, another question.. Would someone with a DivMMC and a +2a be able to confirm whether Survivisection runs and plays on it? …

    ... hardship actually buying one (the Kempston bit at least).

    read about it last weekend, thoroughly ...
    AD-RS1600i AD-RS1600i June 2019 Hardware
  • Pseudoanalogue joysticks for the ZX SpectrumI think that when I got my first joystick back in 1985, this particular type was no longer around or it was extremely difficult to find (if commercia…

    ... of rotary encoders to a Kempston Mouse interface to achieve the ... rotary switches (I think they read 0-15 in binary, but ...
    joefish joefish January 2020 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...

    ... guess its far easier to read one half-row space wise ... arrangement) its possible to set Kempston to be sane keys! :D
    spider spider September 2020 Games
  • Non Joystick Games . Why? When? And What are They? Quite a few of the early CCS Strategy games were non joystick (keyboard input only) How quickly did the joystick become standard ? Where (which…

    ... 'm not quite sure when Kempston aka " IN31 " first ... either do the keyboard read change/addition or perhaps ... difficult depends on how you read it, if you're ... whereas you need to read two rows to get ... who had joystick interfaces had Kempston, I can't recall ...
    spider spider October 2020 Games
  • Some real treasures to sellI'll sell my last Sinclair and other old PC parts in the next days ... https://www.ebay.de/itm/303558178892 https://www.ebay.de/itm/303558177393 h…

    ... system and have a inbuild Kempston-Joystick port. The other is ... +D - floppys and they are read- and writeable with the 3 ...
    Tiger Tiger June 2021 Sales
  • How I play with ZX32?Hi. I?ve recently entered the wonderful world of the emulation. And there?s no better choice to start than playing again the games of my old Spectrum…

    ... zx32th02 (zip), but I have read here that there is another ...
    Anonymous Anonymous November 2001 Emulators
  • Emulator compatibility with real SpectrumHi emulator programmers... Having spotted for the last 6 months that my iPAQ is still missing a Spectrum emulator I started typing last tuesday - an…

    ... the computer because the value read is unexpected I guess)?
    Anders Anders September 2001 Emulators
  • Emulators for .TAP & .TZX FilesCan someone help. I have recently started playing Spectrum games on my PC but I am having severe difficulty loading *.TAP & *TZX files. It comes up…

    ... up with the message "cannot read ext. type".

    I ...
    Lamont Lamont August 2001 Emulators
  • What about my PCI128?Hello guys... My problem is that I have the Soundblaster PCI 128 How can I read and record the games from the cassette recorder? I tried Warajevo, …

    ... 128
    How can I read and record the games from ...
    Giannis Giannis March 2001 Emulators
  • Why so few open source Spectrum emulators?A couple of days ago I started to look into converting an existing Spectrum emulator to Pocket PC (mainly the iPaq) and ran into problems directly. T…

    ... is also a pleasue to read the source code. If I ...
    Anders Anders January 2001 Emulators
<1…16171819202122…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
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  • +3 Disk drive motor
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