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<1…21222324252627…34>
  • How do I save?I've made a HUGE text adventure with lots of collectables and lots of locations, but how can I get the user to save their game to tape if they need t…

    ... too. Instead of having a variable named stone, wood, etc for ...
    Arjun Arjun December 2005 Sinclair Basic
  • Emulator File types...SNA/TAP/TZX/Z80/ZXS All I knew about the Spectrum was how to play games on it, but since being introduced to pc emulations back in '97 I've always w…

    ... random number generators using system variable FRAMES, whose value depends on ...
    Alcoholics Anonymous Alcoholics Anonymous January 2006 Emulators
  • Where do I begin to build an emulatorHi I would like to build a Spectrum emulator from scratch, the reason? well I'm curious, to see if I can =) I've successfully ported Pocketclive to X…

    ... , explaining the basics in Z80 opt codes I think I have ...
    Jmc Jmc January 2006 Emulators
  • Method to read byte as binary string rather than dec?Hi all Am fiddling around with the screen buffer and have written a routine to scan the screenbuffer into upper ram and then write it back in upside…

    ... BIN 01010101) simply by subtracting variable z from 255
    Update ...
    miskox miskox February 2006 Sinclair Basic
  • Method to read byte as binary string rather than dec?Hi all Am fiddling around with the screen buffer and have written a routine to scan the screenbuffer into upper ram and then write it back in upside…

    ... BIN 01010101) simply by subtracting variable z from 255
    Update ...
    Paul van der Laan Paul van der Laan February 2006 Sinclair Basic
  • 128k Screen Flipping - Sample Code PleaseI know this has been covered before, but I cannot find out code to do the following: On a 128k Spectrum tell the speccy to display from address 4915…

    ... to run, then the system variable at 5B5Ch (23388) must be ...
    Fikee Fikee February 2006 Development
  • 4-pixel scrollingDo you think is 4-pixel scrolling accetable for horizontal shooter ? (aka do u like Chronos ? :)

    ... scrolling are possible, and also variable speeds.

    Briefly how ...
    dmsmith dmsmith February 2006 Development
  • Codies help? Werewolves of LondonHi All, never one for shying away from the deep end, having only just dipped my toe in to the world of machine code I find myself trying to find out …

    ... , and scores for speed on variable handling which it uses its ...
    Dunny Dunny March 2006 Sinclair Basic
  • Run Length DecodingRun length encoding/decoding is far less efficient than using a modern compression program.

    ... ration then i should use variable bit lenght for most common ... stand alone values and variable bit lenght for storing number ...
    Fikee Fikee March 2006 Development
  • Lesser used BASIC commandsAre there any interesting articles or books that explore some of the lesser used BASIC commands/functions e.g. DEF FN, IN, OUT etc? The Spectrum BAS…

    ... also at runtime whenever a variable is looked up.

    Dunny Dunny March 2006 Sinclair Basic
  • New - BASin r13a is available for downloadHi all, Here's the latest BASin. Mostly just bugfixes, but also now has the upgraded UDG editor which can now edit multiple UDGs on one editing gri…

    ... (can't remember the system variable name - UDGADDR? I think)
    Kiwi Kiwi April 2006 Emulators
  • z88dkHello. I'm an spanish user of spectrum (and naturaly of this page). I have a question. I want to start to program games with z88dk, but I need a goo…

    ... , it does not have 'spec_crt0.opt' so i copied it from ...
    Alcoholics Anonymous Alcoholics Anonymous April 2006 Development
  • how to pass arguments from Basic to MC ?can someone explain me (or give some link) how to pass arguments from basic to machine code? i mean something like this: PRINT USR xxxxx, arg1, arg2:…

    ... nnnnn, look up the system variable DEFADD. The value of your ...
    gasman gasman April 2006 Development
  • New - BASin r13a is available for downloadHi all, Here's the latest BASin. Mostly just bugfixes, but also now has the upgraded UDG editor which can now edit multiple UDGs on one editing gri…

    ... (can't remember the system variable name - UDGADDR? I think)
    Dunny Dunny April 2006 Emulators
  • z88dkHello. I'm an spanish user of spectrum (and naturaly of this page). I have a question. I want to start to program games with z88dk, but I need a goo…

    ... asm they produce using dead variable analysis, etc, while z88dk only ...
    Alcoholics Anonymous Alcoholics Anonymous April 2006 Development
  • some questionshello all, I havent been here for a while, but Im back, older and wiser (I hope). No more stupid spectrum OS ideas. Well I have a speccy + 2a and I …

    ... was mashed. It was making variable amounts of white noise when ...
    mulder mulder April 2006 Sinclair Miscellaneous
  • +3e file manager program/projectFirstly let's get one thing sorted. This program/project is written entirely in basic, as I am a lamo who doesnt know enough M/C. It really Is'nt th…

    ... to the string into the variable [B]l[/B]. Then you ...
    glancaster glancaster April 2006 Sinclair Basic
  • ANN: SP1 for Z88DK (aka splib3, Sprite Pack v3.0)Well it's finally arrived, after a month of "a few days from now" release deadlines. SP1 is the lastest version of splib, a flicker-free software sp…

    ... showing you what this function/variable is here, but it's ...
    Alcoholics Anonymous Alcoholics Anonymous April 2006 Development
  • What should be the base address to set for my codeHi, I am new here and I have a simple question but one which I have not found an answer to. When I am developming my programs what should I set th…

    ... contents of the UDG system variable.

    D ...
    Dunny Dunny April 2006 Development
  • ANN: SP1 for Z88DK (aka splib3, Sprite Pack v3.0)Well it's finally arrived, after a month of "a few days from now" release deadlines. SP1 is the lastest version of splib, a flicker-free software sp…

    ... of the file. The C variable "frame01" will point to the ... label "_frame01" and the C variable "frame02" will point at the ... this is stored away in variable "temp". The next call to ...
    Alcoholics Anonymous Alcoholics Anonymous April 2006 Development
  • ANN: SP1 for Z88DK (aka splib3, Sprite Pack v3.0)Well it's finally arrived, after a month of "a few days from now" release deadlines. SP1 is the lastest version of splib, a flicker-free software sp…

    ... as usual then the "colour" variable is set to the attribute ...
    Alcoholics Anonymous Alcoholics Anonymous May 2006 Development
  • When do you optimise?I was just wondering when people here optimise their code. Do they wait till it is all done or do they code a routine and then optimise that?

    ... mentioned in undergrad textbooks -- dead variable analysis, etc (I can't ...
    Alcoholics Anonymous Alcoholics Anonymous May 2006 Development
  • When do you optimise?I was just wondering when people here optimise their code. Do they wait till it is all done or do they code a routine and then optimise that?

    ... mentioned in undergrad textbooks -- dead variable analysis, etc (I can't ...
    cyborg cyborg May 2006 Development
  • Sprite adviceHello. So, I'm slowly getting to grips with Z80 assembly - currently equal parts frustration and enjoyment. Now looking for some advice to help shift…

    ... than rrca, so I should opt for that in future
    48K 48K May 2006 Development
  • Sprite adviceHello. So, I'm slowly getting to grips with Z80 assembly - currently equal parts frustration and enjoyment. Now looking for some advice to help shift…

    ... :
    shipfire is a stored variable. If shipfire=ZERO, SPACE was ... (shipfire),a ;store in shipfire variable, and
    call newbullet ;call ...
    48K 48K May 2006 Development
  • Speccy and LinuxI try to run Spectrum emulators under Linux (PCLinOS Mandriva based distribution, kernel 2.6.12), with Wine 0.9, but without much succes. Spectacula…

    ... LIBDIR to the `LD_LIBRARY_PATH' environment variable
    during execution
    - add ... LIBDIR to the `LD_RUN_PATH' environment variable
    during linking
    - use ...
    Pegaz Pegaz May 2006 Emulators
  • Speccy and LinuxI try to run Spectrum emulators under Linux (PCLinOS Mandriva based distribution, kernel 2.6.12), with Wine 0.9, but without much succes. Spectacula…

    ... LIBDIR to the `LD_LIBRARY_PATH' environment variable
    during execution
    - add ... LIBDIR to the `LD_RUN_PATH' environment variable
    during linking
    - use ...
    Philip Kendall Philip Kendall May 2006 Emulators
  • ANN: SP1 for Z88DK (aka splib3, Sprite Pack v3.0)Well it's finally arrived, after a month of "a few days from now" release deadlines. SP1 is the lastest version of splib, a flicker-free software sp…

    ... update the timer in system variable FRAMES. Since 0x38 lies in ...
    Alcoholics Anonymous Alcoholics Anonymous May 2006 Development
<1…21222324252627…34>

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