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<1…18192021222324…34>
  • Speed of variables vs. POKE/PEEKGreetings, I'm sure I could probably find this out after careful study of the 48K ROM disassembly, but I was wondering whether someone already knew …

    ... as it sounds. Numeric variables keep their position in the ... This applies to FOR/NEXT variables also. A simple variable can ... 'm mostly just using numeric variables (constants, and FOR/NEXT ... of memory area containing the variables.

    Re: BASin - ...
    48K 48K March 2007 Sinclair Basic
  • Speed of variables vs. POKE/PEEKGreetings, I'm sure I could probably find this out after careful study of the 48K ROM disassembly, but I was wondering whether someone already knew …

    ... at the start of the variables area and therefore found first ... trawl through all your numeric variables, arrays and other strings to ...
    Geoff Geoff March 2007 Sinclair Basic
  • Screen$ disappearanceGreetings to all developers :D As you know, I have been playing around with Professional Adventure Writer and was making a few tests in the adventur…

    ... this. I use all the variables in their program and I ...
    alban lusitanae alban lusitanae March 2007 Development
  • Speed of variables vs. POKE/PEEKGreetings, I'm sure I could probably find this out after careful study of the 48K ROM disassembly, but I was wondering whether someone already knew …

    ... ALT+V opens the BASIC variables table) and the following example ... 2 }

    Primitive numeric variables maintain their position (a first ... no scoping rules with BASIC variables - ones a variable is ... (all of which clear ALL variables) As such, you are ...
    BloodBaz BloodBaz March 2007 Sinclair Basic
  • Screen$ disappearanceGreetings to all developers :D As you know, I have been playing around with Professional Adventure Writer and was making a few tests in the adventur…

    ... this. I use all the variables in their program and I ...
    mulder mulder March 2007 Development
  • 16k Spectrum.How come emulator's in 16k mode don't provide 32 ram-pack support.

    ...
    There are two other variables that the MicroSource understands:
    variables (e.g. after compilation, ... , you can use BASIC variables directly in the assembly code ... can set up its system variables. Just type FORMAT without ...
    BloodBaz BloodBaz March 2007 Emulators
  • Speed of variables vs. POKE/PEEKGreetings, I'm sure I could probably find this out after careful study of the 48K ROM disassembly, but I was wondering whether someone already knew …

    ... />
    1/ Work out which variables/constants are used most frequently ... the same FOR/NEXT loop variables.

    ---

    Other ...
    48K 48K March 2007 Sinclair Basic
  • Speed of variables vs. POKE/PEEKGreetings, I'm sure I could probably find this out after careful study of the 48K ROM disassembly, but I was wondering whether someone already knew …

    ... faster than direct floats, and variables are slower than either for ...
    Dunny Dunny March 2007 Sinclair Basic
  • Wanted 10 - 4116 Ram ChipsHi Can any one help I am trying to get hold of 10 4116 RAM chips for a 48K Spectrum. Does any one know who might stock them. I can get a minimum of …

    ... (checked RAMTOP and UDG system variables) even though I know it ...
    BloodBaz BloodBaz March 2007 Wanted
  • Spritual successor to the Speccy1988-1995 - Atari ST/STe/Falcon 1995-2000 - ? hmmm ? 2000-2006 - Playstation 2 with a keyboard 2007- ?

    ... to update X, and Y variables, just Put, and I know ...
    CKay CKay March 2007 Sinclair Miscellaneous
  • Why?Why did [URL="http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&rd=1&item=150097013013&ssPageName=STRK:MEWA:IT&ih=005"]this[/URL] go for ?155?

    ... the ones for the Sinclair IF2 roms. I've seen +2s ...
    zxbruno zxbruno March 2007 Chit chat
  • IF1 Networking for GamesI'm wondering if there is some interest in coming up with some kind of if1 networking protocol for games. This would have to be a custom protocol as…

    ... the guy who built the IF2 could have some info on ...
    zxbruno zxbruno March 2007 Development
  • Currah MicroSource emulationIt appears to be impossible to emualte the MicroSource in software on the ZX Spectrum SE as hardware polling is required. The following patch is not …

    ... ). It uses this for working variables etc.. I also know that ...
    BloodBaz BloodBaz March 2007 Emulators
  • Total amount of memory on a Speccy ?I wonder............ The C64 (excuse me for saying that name in here. I'll hereby name it just "it") has 64k, while only 38k, or so, is available f…

    ... it is used for system variables.

    The frame buffer ...
    Winston Winston March 2007 Hardware
  • Getting scr addresses from x and yCould someone please tell me how to calculate the 8 screen addresses corresponding to a character printed in basic at coordinates x and y? For examp…

    ... :

    -Allow selection window (variables w and h) to grow ...
    zxbruno zxbruno March 2007 Sinclair Basic
  • Total amount of memory on a Speccy ?I wonder............ The C64 (excuse me for saying that name in here. I'll hereby name it just "it") has 64k, while only 38k, or so, is available f…

    ... the Printer Buffer and System Variables area, they are just not ...
    rich_chandler rich_chandler March 2007 Hardware
  • Getting scr addresses from x and yCould someone please tell me how to calculate the 8 screen addresses corresponding to a character printed in basic at coordinates x and y? For examp…

    ... the atr1, 2,3,4 variables so that they contain the ... ditch the atr and atp variables and put it all in ... PEEKed and stored in the variables).

    You could experiment ...
    48K 48K March 2007 Sinclair Basic
  • Total amount of memory on a Speccy ?I wonder............ The C64 (excuse me for saying that name in here. I'll hereby name it just "it") has 64k, while only 38k, or so, is available f…

    ... ]ZX IF1[/B]' extra system variables are initialized when an error ... #[/B]' command but the system variables can only be removed by ...
    Geoff Geoff March 2007 Hardware
  • Retargetting the Z88dkWell, I'm asking here because it's come up before, and I assume someone here might know the answer... I'm trying to retarget the Z88DK for the Z80 b…

    ... get rid of embedded static variables, which will also mess with ... several places with embedded static variables. I didn't change a ... must be used to declare variables) and 2. dealing with & ... ROM, you can "place" static variables in RAM using special declaration ...
    Alcoholics Anonymous Alcoholics Anonymous March 2007 Development
  • Adding AY music to your plogramI'd like to add some nice tune to my program written in machine code. I am not new to assembler programming but with music programming I have no expe…

    ... code involved with updating system variables is executed. So how can ...
    Ralf Ralf March 2007 Development
  • Adding AY music to your plogramI'd like to add some nice tune to my program written in machine code. I am not new to assembler programming but with music programming I have no expe…

    ... code involved with updating system variables is executed. So how can ...
    Alcoholics Anonymous Alcoholics Anonymous March 2007 Development
  • Anybody fancy coding this?blah de blah de blah Please ignore, poting error.

    ... be ok if the sys variables get vaped too.

    dekh dekh March 2007 Development
  • Anybody fancy coding this?blah de blah de blah Please ignore, poting error.

    ... be ok if the sys variables get vaped too.

    DEATH DEATH March 2007 Development
  • Database + web programming queryI was thinking of the best way to implement the a book type-ins database thingy, and I thought something along these lines would be nice and simple: …

    ... no worse than having local variables in different functions with the ...
    gasman gasman March 2007 Chit chat
  • RZX Archive temporary siteDue to my [URL="http://www.worldofspectrum.org/forums/showthread.php?t=15292"]hard drive crash[/URL], I've set up a temporary site for the RZX Archiv…

    ... I've tried a few variables. I was looking for an ...
    Jumping Stack Jumping Stack March 2007 Games
  • RZX Archive temporary siteDue to my [URL="http://www.worldofspectrum.org/forums/showthread.php?t=15292"]hard drive crash[/URL], I've set up a temporary site for the RZX Archiv…

    ... I've tried a few variables. I was looking for an ...
    Philip Kendall Philip Kendall March 2007 Games
  • Where to start?Hi all, I wanna start coding something for the speccy. I have good experience at C/C++ and some other languages. I have coded asm on pc too, and ma…

    ... with a bunch of other variables later on in the listing ...
    Matt_B Matt_B March 2007 Development
  • Will an interface 1 work with a +2?I don't want to break anything, can I bugger up the +2 by connecting an interface 1 and microdrive to it? Are they compatible? If they are, with no…

    ... paged in and that system variables are created in a bug ... either initialize the extra system variables or close the specified stream ...
    Geoff Geoff March 2007 Hardware
  • Help needed - UK lottery number generator in c++I'm trying to write a c++ program to generate 9 lines of 6 numbers for the uk national lottery. Anybody got any idea where I'm going wrong? I'm com…

    'Tis a bit strange that your loops don't start at 0, which makes it harder to spot the off by one errors, but nevermind.


    [code]
    for (line_no=1; (line_no != 9) and (pos_no != 2); line_no++)
    // break out of the line loop if ...
    Alcoholics Anonymous Alcoholics Anonymous April 2007 Chit chat
  • List of POKEs and PEEKs/cool memory addressesI was wondering if there was a list of cool memory addresses to POKE and/or PEEK. For example, I know that PEEK 23674 tells you how long a Speccy has…

    ... pokes that change the system variables or something in a Basic ...
    zxbruno zxbruno April 2007 Sinclair Basic
<1…18192021222324…34>

Latest Posts

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  • New video about S-video modification on Issue two 48K Spectrum.
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