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<1234567…34>
  • Machine code and Basic system variablesSpectrum system variables (I mean 48KB model) are essential for Basic. But what if I started my machine code program and it's never going to return t…

    Spectrum system variables (I mean 48KB model) are ... to Basic? Can I overwrite system variables area with my data?
    system variables somehow.

    If I ...
    Ralf Ralf January 2009 Sinclair Basic
  • System variablesIs there a list of system variables anywhere I can use? Like 23658 poked changes caps lock etc. What address do I poke to change paper, border and …

    Is there a list of system variables anywhere I can use?

    Like 23658 poked changes caps lock etc.

    What address do I poke to change paper, border and ink?
    daveysludge daveysludge January 2012 Development
  • BASin r14c - maintenance releaseAfter the recent discussions, BASin has been released as version 14c. It's only a maintenance release, and some of the really big new features are un…

    ... 48k only, by removing the 128k system variables. You can import your own ...
    FrankT FrankT September 2008 Emulators
  • DooM on Spectrum 128kHello my fellow WoS'ers My hope is that you can help me, recently I discovered a DooM clone -esque on the Humble spectrum, - here is a [URL="https:/…

    ... /> The code keeps overwriting the +128k system variables area from 23296, and pressing ... own routine to restore the system variables before the next screen, otherwise ...
    Battle Bunny Battle Bunny July 2012 Games
  • RAM used / corrupted by +3DOSAs I said previously, [url=http://www.worldofspectrum.org/forums/showthread.php?t=41775]I'm trying to put some games in hard disk[/url] so they can b…

    ... (try to load Amaurote 128k from tape and see ... I definitely loaded the Amaurote 128k version on the +2A, ... of the files & system in there. Also the ... the standard 48k & extended 128k system variables.

    I ... DOS workspace or system variables.)
    Battle Bunny Battle Bunny January 2013 Games
  • Varios +3(e)DOS questions?I'm converting tape games to disk, for being used in my +3e. I'm trying to convert them to standard BASIC loaders, so files could be copied using BAS…

    [QUOTE=Zup;700779]And a question related to commercial loaders. Because I'm being unable to crack some loaders (speedlock, etc.), I was thinking about attacking disk loaders. How did they read the disk? Did they use +3DOS calls or did they access the ...
    Battle Bunny Battle Bunny May 2013 Development
  • SkoolKit 5.1SkoolKit 5.1 has been released. SkoolKit is a set of command line utilities for disassembling Spectrum software, into ASM format or into a bunch o…

    ... "]some mapping of the standard 128k system variables
    this one in HEX ...
    [code]
    ; 128K Spectrum System Variable CTL-map
    ; some ...
    SkoolKid SkoolKid April 2016 Announcements
  • ANNOUNCE: BASin Release 12 ready for downloadWell, after a rather large break, BASin's latest incarnation is ready for public use. Probably. BASin is a Sinclair Spectrum development environme…

    ... br />
    [B]Full 128k Style editor - [/B]
    ... look and sound of the 128k Editor.
    Resizeable, ... Extensive Search/Replace functionality
    128k style on-line calculator
    system variables without having to remember ...
    Dunny Dunny June 2005 Emulators
  • ANNOUNCE: BASin Release 12 ready for downloadWell, after a rather large break, BASin's latest incarnation is ready for public use. Probably. BASin is a Sinclair Spectrum development environme…

    ... br />
    [B]Full 128k Style editor - [/B]
    ... look and sound of the 128k Editor.
    Resizeable, ... Extensive Search/Replace functionality
    128k style on-line calculator
    system variables without having to remember ...
    Dunny Dunny June 2005 Sinclair Basic
  • Loading Screen ProblemI am putting together files on a tape that my game needs. The problem that I have is that after loading the "loading screen", the image is spoilt by …

    ... 128k and Amstrad versions ? I don't use any of the system variables ...
    Mr Millside Mr Millside August 2006 Development
  • Emulator for viewing variables dataI am looking for a windows emulator, this emulator can view variables data used in game (tap,sna,z80...). It knew edit variables data. I dont remembe…

    ... emulator, this emulator can view variables data used in game (tap ... ,sna,z80...). It knew edit variables data. I dont remember its ... like View debug with items - variables, system variables, breakpoints, memory map, watches...but ...
    vladisek vladisek September 2006 Emulators
  • I forgot which system variable I need...... to prevent the message 'start tape, then press any key'. I saw the system variables list but it's not helping. I know I used one poke to bypass t…

    ... to prevent the message 'start tape, then press any key'. I saw the system variables list but it's not helping. I know I used one poke to bypass the messagem but I can't find it. :(
    zxbruno zxbruno August 2007 Sinclair Basic
  • Return to +3 BASIC from 48K mode.Hello Spec-Chums! I don't know if this trick has been posted before, if it has, i apologise, but i have not been able to find it. Anyway, here goes…

    ... found that provided the new system variables in the former printer buffer ... way back to 128K BASIC on the earlier 128K machines.

    The_Bert The_Bert September 2010 Sinclair Basic
  • OpenSE BASIC 3.1.1The eagle-eyed will have noticed that [url="http://www.worldofspectrum.org/infoseekid.cgi?id=0027510"]SE BASIC[/url] got an update last week. As a te…

    ... patching the editor in the 128K machines). Where you might want ... can still be used as variables by switching to INSERT ... least one lower case letter (variables are case insensitive anyway).
    system variables, freeing up an extra 168 ...
    chev chev May 2012 Sinclair Basic
  • Varios +3(e)DOS questions?I'm converting tape games to disk, for being used in my +3e. I'm trying to convert them to standard BASIC loaders, so files could be copied using BAS…

    ... " (>64k and possibly >128k) files, but I'd like ... keep the printer buffer and system variables intact? When doing a read ... known method to switch from 128k to 48k mode and keep ...
    Zup Zup May 2013 Development
  • 128 BASIC-compatible way of loading BASIC as code?On a 48K Speccy (or from 48 BASIC or USR 0 mode on a 128K machine), one can do a silly trick like this: [code];; load a 4000 byte BASIC program ld i…

    ... USR 0 mode on a 128K machine), one can do a ... ix,23552 ; start address of system variables
    ld de,4000
    system vars to a total crash ...
    stephenw32768 stephenw32768 September 2013 Development
  • Outputting debug trace to RS232 (assembly)Hi Guys, I'm working on a game at the moment (written in assembly) but I am really needing to write out a debug trace of what is going on with the p…

    ... and examples. As for the 128K RS232 port, I can't ... guarantee the state of the system variables AND as I am using ...
    BloodBaz BloodBaz January 2014 Development
  • JHCon 2014Hello, not sure if this is the right category but JHCon 2014 will take place[B] from 28. to 30.11.[/B] at usual place - gymnasium in Jindrichuv Hrad…

    ... intro can use ZX Spectrum 128K abilities
    --- if you use ... POKEs to call system routines in ROM or set system variables are allowed ...
    Factor6 Factor6 October 2014 Announcements
  • Zero 0.7 / Zero 0.6.5 releasedAfter months of grueling work, I?m proud to announce the Vanilla version of Zero, which is a regular Windows version of the emulator. I?ve tried to m…

    ... AY not being enabled in 128K and above machines (doh!).
    ? Fixed tool tip for system variables not showing hex number if ...
    Arjun Arjun January 2015 Emulators
  • Fighting Warrior's protection systemThis is one of those bizarre cases where cracking the loading system is orders of magnitude more fun than playing the game. (Indeed, discovering I wa…

    ... cases where cracking the loading system is orders of magnitude more ... to get into. The loading system, however, is a real treat ... the BASIC overwrites all the system variables, sets up ERR_SP to point ...
    Ritchie333 Ritchie333 October 2021 Games
<1234567…34>

Latest Posts

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128k 16.7K 25K
system 18.4K 24.8K
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  • Machine code and Basic system variablesSpectrum system variables (I mean 48KB model) are essential for Basic. But what if I started my machine code program and it's never going to return t…
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