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<1234567…34>
  • post your preferred 'up-down-left-right-fire' keys redefinefor me, and for some reason it was Emlyn hughes back in the day that got me attatched to this, from then on and to this day I will always redefine my…

    ... it was Emlyn hughes back in the day that got me ... my up-down-left-right-fire keys as:

    up-[b]K[/b] down-[b ... ]M[/b] left-[b]S[/b] right-[b ... combo.

    post your 'up down left right fire'...


    (this ...
    def chris def chris July 2008 Games
  • most graphically impressive....?...probably a re-post of some sort but I been here a year and not seen this thread, so... *not talking about gameplay...only graphics... I reckon t…

    ... screen? (Spectrum 128 emulated in Spectaculator)

    Very nice loading screens in all three![/QUOTE]
    ... then redefine keys in order: Up, Down, Left, Right and Fire. Thats ... Left, Vpravo - Right, Skok - Jump, Zmen - Select invetory, Zober - Pick up ...
    Pegaz Pegaz April 2008 Games
  • Joypad wantedJoypad - must be kempston compatable and a reasonable price. Edit: I only remember joysticks being around during the Speccy era, but a rewired mega…

    ... . They'll plug straight in and Up/Down/Left/Right/Fire-1 work normally. ... At least, in an Atari type ... , operates another control, doubles up as Fire 1, pauses, ... Accelerate button, or plug in an extra lead to trigger ...
    joefish joefish April 2010 Wanted
  • Kempston joystickI don't have a joystick connected to my PC so I'm not able to get the values I need so can anyone help me out ? I read in this forum that I can read …

    ... help me out ? I read in this forum that I can ... /> [code]
    ld bc,31
    in a,(c)
    [/code]
    in the up, down, left and right positions ?
    Mr Millside Mr Millside August 2005 Development
  • Directions in isometric gamesThis is my biggest bugbear when playing isometric games. Something that is more of an annoyance when playing it on my DS. There is no standard in w…

    ... /> There is no standard in what is left, right, up and down. Some games you ... defined qaopm as the standard up down left right, then (to me) I'm ... the defining to get it right.

    I know it ... is a perception thing, just in the same way as people ...
    GeeKay GeeKay November 2010 Games
  • 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…

    ... trying to read from port 31.

    I appreciate this ... connected to ground (is that right, or do they use the ... press a joytick button, the up/down/left/right/fire connection is grounded.
    in there such that when inactive ...
    joefish joefish January 2014 Hardware
  • SEGA GENESIS joypad from Ebay[IMG]http://velesoft.speccy.cz/zx/joypad/IMGP9641.JPG[/IMG] On Ebay is possible buy very cheap chinesse joypad compatible with Sega Genesis / Sega M…

    ... joypad:
    IN 31 = 0,0,button C,button B,up,down,left,right (kempston compatible ... A,up,down,1,1
    IN 31 = 0,0,button C,button B,up,down,left,right ... (kempston compatible data)
    IN ...
    velesoft velesoft June 2014 Hardware
  • Project: M.u.l.e.Wokani came up with a great idea about trying an open-development approach for spectrum games, and I thought why not try with a game I have under dev…

    ... in this game. 32-bit longs can go up to 2^31 ... by a COMMODITY_* constant defined in "store.h" : COMMODITY_FOOD, ... single byte that indicates up, down, left, right and fire button presses ... it. Having players presorted in this array simplifies the ...
    Alcoholics Anonymous Alcoholics Anonymous September 2007 Development
  • writing an emulator-newbie needs helpHi, this is my first post here. I decided to write a minimalistic emulator of ZX Spectrum-no emulation of advanced peripherals, no emulation of sound…

    ... enabled (which sits on port 31), the game is clever as ... it can then read port 31 during the main loop and ... thinks you are constantly pressing up+down+left+right+fire on the joystick, because ... above. And will therefore screw up in the manner described when loaded ...
    ccowley ccowley August 2011 Emulators
  • Keys redefine routine and key check.I have written some asm code which allows me to redefine keys (for a game etc.), and also allows me to be able to check any keypresses for the redefi…

    ... added another AND 31 that I somehow missed in the gk_loop ... routine will define keys for UP/DOWN/LEFT/RIGHT/FIRE/PAUSE/QUIT
    ; ... :)
    ;
    ; The bits in A after checking keys are ... gdk_none: inc de ; next row in array
    djnz gdk_loop ; go ...
    polomint polomint September 2011 Development
  • New WIP underway - 'Dingo'.Hi, Prepare for a long post. Perhaps I can even challenge ewgf here. :razz: Anyway, I've been meaning to get into Z80 programming and making a game…

    ... work at all in Spin.
    In Spectaculator the up/down/left/right keys work, but ... />
    [CODE]Kempston: ld bc,31 ; Kempston joystick port.
    xor ...
    Sokurah Sokurah October 2011 Development
  • New WIP underway - 'Dingo'.Hi, Prepare for a long post. Perhaps I can even challenge ewgf here. :razz: Anyway, I've been meaning to get into Z80 programming and making a game…

    ...
    in a,(0x1f)
    ;cpl
    ; a = FUDLR (fire up down left right)
    in a,($fe)
    cpl
    and 31
    bit ... ef
    in a,($fe)
    cpl
    and 31
    bit ... row
    cpl
    and 31
    inc hl ; point to ...
    polomint polomint October 2011 Development
  • Joystick Interfaces on +2AJust found out that my DK'Tronics joystick interface doesn't want to play with my +2A (black). The Kempston port works OK, but not the Sinclair port…

    ... e.g. 0x5f = IN 95, 0xdf = IN 223, 0x0f = IN 15).

    IN 31.

    The only drawback then is the up/down/left/right bits ... an existing game that uses IN 31 it would address joysticks at ... used to detect Sinclair#1 down to the lower addresses so ...
    joefish joefish April 2013 Hardware
  • Kempston (joystick) keyboard??Dear all, I am playing with an idea to have a Kempston keyboard. The wiring would be the same as Kempston Joystick to meet its standart, so that all…

    ... it. You would use IN 31 to read them, but ... br /> Then you could plug in 8 joysticks, or you could ... a joystick that operates Up/Down/Left/Right/Fire on one port, ... At least, being based on IN 31, it would work on ... they respond to IN 0xEF instead of IN 0xFE, but ...
    joefish joefish June 2013 Hardware
  • Kempston (joystick) keyboard??Dear all, I am playing with an idea to have a Kempston keyboard. The wiring would be the same as Kempston Joystick to meet its standart, so that all…

    ... it. You would use IN 31 to read them, but ... br /> Then you could plug in 8 joysticks, or you could ... a joystick that operates Up/Down/Left/Right/Fire on one port, ... At least, being based on IN 31, it would work on ... they respond to IN 0xEF instead of IN 0xFE, but ...
    Hood Hood June 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…

    ... trying to read from port 31.

    I appreciate this ... connected to ground (is that right, or do they use the ... press a joytick button, the up/down/left/right/fire connection is grounded.
    in there such that when inactive ...
    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…

    ... questions:

    In the second sketch, I'd ... D0-D4 are needed for Up/Down/Left/Right/Fire bits. So why ... ? I've always seen IN 31 return 0, not 32, ... (lazy style, one IN 31 and one IN 55), one chip ... br /> But anyway, I picked IN 55 as an alternative so ...
    joefish joefish 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…

    ... D0-D4 are needed for Up/Down/Left/Right/Fire bits. So why ... byte? I've always seen IN 31 return 0, not 32, ... for the joystick common. In the real interface that I ... they were so lazy in not doing full decoding ... (lazy style, one IN 31 and one IN 55), one chip could ...
    1024MAK 1024MAK January 2014 Hardware
  • RTC module for DIVIDE[IMG]http://velesoft.speccy.cz/other/rtc_module_v01_full_top.jpg[/IMG] [IMG]http://velesoft.speccy.cz/other/rtc_module_v01_full_bottom.jpg[/IMG] [IMG…

    ... good timing

    IN A,(31) ;first byte return standard joy ... C,A

    IN A,(31) ;byte 3 must be D7 ... NZ,ERROR

    IN A,(31) ;byte 5 contain next 6 ... layout : 0,0,C,B,UP,DOWN,LEFT,RIGHT
    [/CODE]
    velesoft velesoft July 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…

    ... one Kempston joystick port (31). Could you clarify what ... different IN port but present UP/DOWN/LEFT/RIGHT/FIRE bits in the ... select the 8-bit IN port address it ... use ports 31 and 95 (they differ in that bit ... should only be done in an interface that checks ...
    joefish joefish May 2015 Emulators
  • 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…

    ... one Kempston joystick port (31). Could you clarify what ... different IN port but present UP/DOWN/LEFT/RIGHT/FIRE bits in the ... select the 8-bit IN port address it ... use ports 31 and 95 (they differ in that bit ... should only be done in an interface that checks ...
    fms fms May 2015 Emulators
  • 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.…

    ... Kempston joystick interfaces decode the IN-31 by checking for the ... other bits are high. Up/Down/Left/Right/Fire are on different bits ... can be distinct from Kempston IN-31. This port is selected ... his particular interface then reading IN-95 this would clash ...
    joefish joefish May 2018 Hardware
  • Identify game - flip-screen mazeI was playing this game in the mid-80s, I would say. It was a flip-screen game, a bit like Jet Set Willy in that regard, although it was viewed from …

    I was playing this game in the mid-80s, I would ... Willy in that regard, although it was viewed from top-down, not ... . The player character could go up, down, left, right. I don't remember a ... . The fly would get stuck in spider's webs, for example ...
    pelago pelago May 2002 Games
  • SpeXtrum the xbox speccy emu is out! Alpha release, just tried it out works well with the keyboard and emulates the 48k and 128k well. Speccy fun on the Xbox at last Yippee Spec Chums…

    ... such should be considered in the alpha stages of ... br /> Please bear this in mind, as it may ... (loads first compatible file found in a zip).
    * Virtual ... Joystick mapping

    - Up/Down/Left/Right - D-Pad Up/Down/Left/Right
    - Button A - Fire ...
    Mort! Mort! April 2004 Emulators
  • Spin - Multiple joystick buttons?Something I'd really love to see in an emulator, Spin especially as it's the one I use most, is to be able to setup a multi-button joystick... Many …

    ... 'd really love to see in an emulator, Spin especially as ... ...

    Many games use Up / Down / Left / Right / Fire, but also additional keys ... for Pick-up / Drop etc. It would be ...
    bobs bobs November 2005 Emulators
  • Platform Game Designer 2?I've started tinkering around with some code today and have decided upon a number of handy little features that it would be nice to have. For the li…

    ... With this in mind I've set up an events ... just moving the player up/down/left/right. In this way it will be ... puzzles to be built in. This would allow the ... br /> The bad news comes in 2 parts. For obvious reasons ... to modify old games in the new programs won ...
    jonathan jonathan July 2007 Development
  • [NO NAME PROJECT] contributionhi to all. im writting new-super-mega game. it will be finished this century. :) so what is going on ? in the game (an arcade adventure) player can …

    ... /> so what is going on ? in the game (an arcade adventure ... .

    is anyone interested in writing of such small game ... /> 47872 timer, 16-bit counter, in 1/50 of sec
    47875 keys, bits: [xxx|UP|DOWN|LEFT|RIGHT|FIRE]
    47876 exit value ...
    Fikee Fikee December 2008 Development
  • ZX Flight - flight simulator (Basic)Yesterday I found this BASIC flight simulator on an old tape. Obviously this is a my type-in from an old ex-Yugoslavian magazine from mid 80s. I did …

    ... /> Basically, its the landing situation in low visible environment, 2000 feet ... simple with QAOP buttons for up, down, left, right and F,S for the ... which is also mostly done in the basic), we can say ... this program would look like in machine code, accelerate your ...
    Pegaz Pegaz November 2010 Games
  • Keys redefine routine and key check.I have written some asm code which allows me to redefine keys (for a game etc.), and also allows me to be able to check any keypresses for the redefi…

    ... routine will define keys for UP/DOWN/LEFT/RIGHT/FIRE/PAUSE/QUIT
    ; ... . :)
    ;
    ; The bits in A after checking keys are ... ; get the port row
    in a,(254) ; check that row ... gdk_none: inc de ; next row in array
    djnz gdk_loop ; go ...
    polomint polomint September 2011 Development
  • Controls being automatically remapped for Joystick control.. possible?Is there a Speccy emulator out there that automatically converts the basic controls UP,DOWN,LEFT,RIGHT,FIRE, ALT FIRE to the actions of a plugged in …

    ... controls UP,DOWN,LEFT,RIGHT,FIRE, ALT FIRE to the actions of a plugged in ... />
    I plan to set up a PC with lots of ... could just pop a game in and go using my Joystick ...
    nevsan nevsan April 2012 Emulators
<1234567…34>

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