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<1…891011121314…34>
  • z80 emulator with converter ?Hi i am finding the old z80 emulator v2 or v3, dont remember. Some of these versions have the snapshopt to 1.45 converter that allows us to conver t…

    ... the resistor that fixes the FF port issues are different, both are ...
    Metalbrain Metalbrain May 2010 Sinclair Miscellaneous
  • z80 emulator with converter ?Hi i am finding the old z80 emulator v2 or v3, dont remember. Some of these versions have the snapshopt to 1.45 converter that allows us to conver t…

    yes i installed the resistor that fixes the IN #FF port issue.

    This fix make that these games to work, as for example bomb Jack ?
    arfgh arfgh May 2010 Sinclair Miscellaneous
  • z80 emulator with converter ?Hi i am finding the old z80 emulator v2 or v3, dont remember. Some of these versions have the snapshopt to 1.45 converter that allows us to conver t…

    [QUOTE=arfgh;445862]yes i installed the resistor that fixes the IN #FF port issue.

    This fix make that these games to work, as for example bomb Jack ?[/QUOTE]

    It should, but I haven't tested it myself. Good luck!
    Metalbrain Metalbrain May 2010 Sinclair Miscellaneous
  • After-Christmas mapsCavelon [url="http://maps.speccy.cz/map.php?id=Cavelon"]http://maps.speccy.cz/map.php?id=Cavelon[/url] Doombase [url="http://maps.speccy.cz/map.php?…

    [QUOTE=madmekon;207329]Just started working on a map on Metropolis (Power House)
    [url]http://www.worldofspectrum.org/infoseekid.cgi?id=0003155[/url]

    Can any one help me with the game?[/QUOTE]

    Need to write a bit of info. ...
    Bandit Bandit June 2010 Support files
  • running dos version of dos X128 and real spectrumI have no experience of using dos(just windows) so how do I run thev dos versions of the above? line by line instructions azppreceated. Please incl…

    ... in Spectaculator, Spin, the Windows port of Fuse, or SpecEmu.
    Alessandro Grussu Alessandro Grussu September 2010 Emulators
  • SAM programmingHi Can anyone provide any example hello world or graphics/sprite printing style machine code routines for the SAM? I can't seem to find anything rem…

    ... : equ 252 ; video mode+page port

    page_mask: equ % ... br />
    ld a,&ff ; sample data
    ld (& ... br />
    ld a,&ff ; sample data
    ld (& ...
    obo obo September 2010 Development
  • Help! Reverse engineering a Spectrum game[deleted]

    ... at that address (I use SpecEmu myself, but most emulators have ... a breakpoint on writes to port 0xFE if trying to find ...
    ccowley ccowley September 2010 Development
  • +2a CompositeWhile faffing around with my +2a I did a down and dirty mod from pin 6 of the tea2000 straight to the modulator output bit like the womble hack for t…

    ... />
    I tried the IN #FF port with the 470 ohm resistor ...
    BiNMaN BiNMaN September 2010 Hardware
  • Ocean's Cobra - +3 incompatability. Is their a fix?Hello all, Anyone know of a fix for Ocean software 'Cobra' (the one with stallone in it) ? This was the first game I bought for my 128k toastrack, a…

    ... ;360761]Yeah! Bollocks! Cobra reads port 255 to see if the ... $04ts
    ; in a, ($ff) ; 9602 db ff $0bts
    ; cp b ...
    jp jp November 2010 Games
  • Oscilloscope Speccy ProgramHi all, I remember very well in the old days when my Speccy was my single computer (around 1992) that I have had an oscilloscope software. This uses…

    ... are the bits for OUT-port FE; bit 6 of IN ... -port FE is the EAR input ... BC, $FF00 ; 7F58 01 00 FF
    LD DE, $0000 ; 7F5B ...
    Battle Bunny Battle Bunny November 2010 Sinclair Miscellaneous
  • Oscilloscope Speccy ProgramHi all, I remember very well in the old days when my Speccy was my single computer (around 1992) that I have had an oscilloscope software. This uses…

    ... the input loop always reads port $7FFE with LD A,$7F ... whether BC starts off with $FF or $AF - it still crashes ...
    Battle Bunny Battle Bunny November 2010 Sinclair Miscellaneous
  • What Spectrum to choose?Hi i'm new to the Spectrum. I read 'bout it in CDA (Polish game magazine) and watched LGR review of the 48k and it REALLY interested me. What model m…

    ... software that uses the IN #FF port, there are two solutions:
    1. (best) decode the IN #FF port and make a real read ...
    BiNMaN BiNMaN November 2010 Hardware
  • What Spectrum to choose?Hi i'm new to the Spectrum. I read 'bout it in CDA (Polish game magazine) and watched LGR review of the 48k and it REALLY interested me. What model m…

    ... software that uses the IN #FF port, there are two solutions:
    1. (best) decode the IN #FF port and make a real read ...
    Alien 8 Alien 8 December 2010 Hardware
  • RGB to VGA convertor for ZX128/+2/+2A/+3David Luftner release source code (VHDL) of SCANDOUBLER for ZX128/ZX128+2/+2A/+3: [url]http://velesoft.speccy.cz/other/scandoubler-for-zx128_fixed_by…

    ... be mirrored into the dual port RAM. Well, you need logic ... ascending values from 00 to FF, and back to 00.
    port RAM:

    [IMG]http ...
    mcleod_ideafix mcleod_ideafix January 2011 Hardware
  • Fuse: what do you want to see?An open brainstorm. If you had a team of programmers working on [url=http://fuse-emulator.sf.net/]Fuse[/url], what would you tell them to work on? …

    ... the likes of Spin & SpecEmu.

    It probably wouldn ... , non-friendly GUI. The Wii port is in the same situation ...
    zxbruno zxbruno January 2011 Emulators
  • +2A/+3 compatibility fixes thread!It might be a good idea to keep these fairly common +2A/+3 compatibility fixes (and requests) in a single thread for quick reference ;) Let's start …

    ... ld sp, $62ff ; 5b26 31 ff 62 $0ats
    jp $6300 ... paging out 128K functionality - port $7ffd for 128/+2 and ... is controlled by I/O port:
    ; $7FFD (Out) - ... further output to this port until a hard reset ... the last value written to port $7FFD
    ; into ...
    jp jp January 2011 Games
  • Recent talk of developing new SpectrumsHi all, I can see from a few threads on here that some Wossers like Vasil and Aien 8 are interested in developing more powerful Spectrums or improvi…

    ... Contended memory? passed
    High port contention 1? passed
    ... br /> DD CB (00-FF) ROM : A4B8 failed, expected ... br /> DD CB (00-FF) RAM : C805 failed, expected ... br /> FD CB (00-FF) ROM : A5B8 failed, expected ... br /> FD CB (00-FF) RAM : C805 failed, expected ...
    gasman gasman February 2011 Hardware
  • An alternative method of input...Does anyone know of any software for the PC that will take text from its keyboard and output tones from the sound-card that are recognisable to the c…

    ... you look at:

    SpecEmu: [url]ftp://ftp.worldofspectrum.org ... your .tap images before you port, for these kind of things ...
    kgmcneil kgmcneil March 2011 Sinclair Miscellaneous
  • SAVEing without waiting for keypresshello, here's question for y'all. is there a way in BASIC to bypass the "Start tape, then press any key" prompt when SAVEing an array? sorry if it'…

    ... of data to the MIC port immediately, without the lead-in ... ]
    LD A, $ff ; 32600 62 255 A=$FF indicates data block ...
    Battle Bunny Battle Bunny April 2011 Sinclair Basic
  • Kempston mouseOriginal 3 button one in working condition. If you are willing to sell me a one, please contact me. Thanks.

    ... on button port are unusable, return floating bus values (FF or different ...
    velesoft velesoft April 2011 Wanted
  • Minor Update to Gasman's Midi2BEEPDon't know whether this is worthy an announcement, but for those of you who enjoyed Gasman's midi2BEEP utility, a new variant has been made called mi…

    ... fine for me in Fuse, SpecEmu, and JSpeccy. I can ... ports is an even port. And since Sinclair hogs ...
    ay_reg is 16-bit port address that uses the partial ... ay_tmxdat is the Timex data port with the high byte ... to the Timex data port and the next instruction ...
    chev chev April 2011 Announcements
  • enJine: a fast tilemap enginetile engine based on excellent work by Joffa Smifff. here you can download first tech demo. [url=http://ketmar.no-ip.org/tmp/enJine.tap]Get It Now![…

    ... work on machines without proper #FF port.

    the trick is ...
    Ketmar Ketmar May 2011 Development
  • enJine: a fast tilemap enginetile engine based on excellent work by Joffa Smifff. here you can download first tech demo. [url=http://ketmar.no-ip.org/tmp/enJine.tap]Get It Now![…

    ... work on machines without proper #FF port"). Will a game written with ...
    Turkwel Turkwel May 2011 Development
  • Support of other SCREEN$ formats in ZX-PaintbrushDear readers, I've already implemented a nearly complete ULAPlus support in my developing version of ZX-Paintbrush. Works fine so far. But I asked m…

    ... ... I red something about the port 255 that is used for ... the Timex graphics modes then SpecEmu's TC2048 emulator will do ...
    chev chev May 2011 Emulators
  • Question about divide +Hi A friend has sent my a faultly divide + to see if I can repair it. If I use this divide+ with a spectrum 48K (That works perfectly with my stand…

    ... old kempston interface with bad port decoder. It's bug in ... data bus. Always return value #FF for IM2 vector
    3 ...
    velesoft velesoft May 2011 Hardware
  • GUI/OS for the Spectrum?Hi, Is anybody working on a WIMP/GUI system for the Spec? Is there anything current out there? [url]http://snakeoillabs.com/wordpress/2005/10/30/8…

    ...
    -add readable state of port #7FFD
    -etc...
    < ... ,$FADF
    ;H=buttons port
    in h,(c)
    ld b,$FF
    ;A=y-axis port
    in a ... interrupts. After read each mouse port must contain same value. (For ...
    velesoft velesoft June 2011 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…

    ... know some games relied on port reads to the point where ... assume that reads from keyboard port return FF right after snapshot was ...
    PeterP PeterP August 2011 Emulators
  • Emulation of ZX Spectrum 128+2 (grey)Please read this thread: [url]http://www.worldofspectrum.org/forums/showthread.php?t=35523[/url] result: exist 3 (or more) versions of grey ZX Spect…

    ... +2 models write to paging port always #FF value. And why ? Adress ... bus contain #FF (pull-up).

    Also "attribute port" 255 ... can return always value #FF, if A15 and ... border then write to paging port value #FF and if ula read ...
    velesoft velesoft August 2011 Emulators
  • Emulation of ZX Spectrum 128+2 (grey)Please read this thread: [url]http://www.worldofspectrum.org/forums/showthread.php?t=35523[/url] result: exist 3 (or more) versions of grey ZX Spect…

    [QUOTE=velesoft;558451]Rading of port 7FFD on ZX128 and grey +2 models write to paging port always #FF value.[/quote]

    Incorrect. I suggest you run fusetest.
    Philip Kendall Philip Kendall 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…

    ... /> ld a,(hl) ; get the port row
    in a,(254 ... string which is terminated with $ff
    ; On entry, HL = address ... /> ld a,(de) ; get the port that the key was found ...
    polomint polomint September 2011 Development
<1…891011121314…34>

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