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<1234567…34>
  • The Only Reason Sinclair Succeeded (Provoking Controversy)Although I love my Sinclairs dearly, I think that the only reason they succeeded was because at the time most people did not know any better (factori…

    ... seeing speed comparisons for basic. Are you sure ... a notoriously slow version of Basic...

    [quote ...
    ;YES. EXCHANGE ELEMENTS IN MEMORY

    3 PHA ... support) is a fast byte copy (for copying a ...
    Alcoholics Anonymous Alcoholics Anonymous September 2006 Sinclair Miscellaneous
  • SE BasicAfter 13 years of development I thought I'd run out of things to optimize, but it turns out I was wrong. However, I'm now running out of time to work…

    ... QUOTE=Paradigm Shifter;728238]BASIC with line numbers and ... program without numbers is less memory efficient. And there's ...
    [quote]BBC BASIC was pretty good, and fast![/QUOTE]

    BASIC has better string handling.
    chev chev October 2013 Sinclair Basic
  • Convert Screen to TAPHow do I take the screen display and save it as a tap (I am basically trying to create 3 taps, one for the basic loader, one for the screen, and one …

    How do I take the screen display and save it as a tap (I am basically trying to create 3 taps, one for the basic loader, one for the screen, and one for memory and then copy them all together into one tap file)

    Many thanks
    robpearmain robpearmain December 2005 Development
  • ANNOUNCE: BASin r14 is up. New SCREEN$ paintbox included.Hi all, Well, I can't sit on this any longer - so I've released it. Let's all get a good testing session going, eh? You can get the new BASin [url=…

    ... tokenising/detokenising a whole string on the popupmenu. Basically ... - BASin wasn't handling string operations well for strings with ... original line remains in BASIC memory. This may break other ... Jahn)
    Fixed - Saving string arrays could be problematic - it ...
    Dunny Dunny February 2008 Emulators
  • Loading a screen in to memory...Hi Folks, I want to load a SCREEN$ in to memory and save it out to RAM disk without it being displayed on the screen. I am worried about over writi…

    ... load a SCREEN$ in to memory and save it out to ... am worried about over writing BASIC memory so would the following work ...
    Paddy Coleman Paddy Coleman December 2010 Sinclair Basic
  • PAW questionThis may not be the right place but anyways there it goes: I've been trying to figure out how to import graphic files in .SCR format in the PAW parse…

    ... at EXTVEC from the BASIC before you start the ...
    This is a very basic rountine that is inflexable and ... the memory for a start...
    Anyway the basic idea ... upper block of memory and then copy this data into ... do is to go into basic, SAVE "SCREEN" CODE ...
    cyborg cyborg November 2001 Sinclair Miscellaneous
  • Best Speccy game written in BASICHopefully this has not been done before, but anyhoo. My vote is the sublime VIKING RAIDERS.

    ... lot of Splat is in BASIC, around 300 lines. All the ... precalculated using BASIC into a string and then poked into memory. The main ... and then drops back to BASIC when you die or finish ...
    Spooky Spooky June 2005 Games
  • Best Speccy game written in BASICHopefully this has not been done before, but anyhoo. My vote is the sublime VIKING RAIDERS.

    ... lot of Splat is in BASIC, around 300 lines. ... precalculated using BASIC into a string and then poked into memory. The ... then drops back to BASIC when you die or ... the running for the best BASIC game ever... After Viking ... have a top 10 of basic games.

    ...
    {EVIL}CrommCruac {EVIL}CrommCruac June 2005 Games
  • Speccy 128k Double Buffering.If I understand this right, you display either of the screens, and draw to the one that is not being displayed. Am i right in thinking that the Non …

    ... ...
    First up, using a memory buffer (ie, not using the ... gameplay area to a memory buffer.
    2) Copy the gameplay area ...
    [/CODE]
    Which would copy a single line - you'd ... quick copying of memory. The downside is that for fast routines you ...
    icabod icabod May 2006 Development
  • Ways to use double buffering in basicI was meddling with woody's print stream code where you can print characters at any pixel location on screen. I was playing with 12 sprites, very ann…

    ... to draw into another memory area, then copy that area into screen ... buffer.

    I thought basic only ... was wrong, as AA says, basic will always draw to the ... . I'm working on the basic code, I'll paste it ...
    Arda Arda November 2006 Sinclair Basic
  • Ways to use double buffering in basicI was meddling with woody's print stream code where you can print characters at any pixel location on screen. I was playing with 12 sprites, very ann…

    ... to draw into another memory area, then copy that area into screen ... do double buffering using only Basic instructions, and maybe at speed ...
    NotFound NotFound November 2006 Sinclair Basic
  • What did Spectrum BASIC lack (and was BBC BASIC so good?)Over the years, I've read in various multi-format magazines, that BBC BASIC was probably the best BASIC available on an 8-bit machine. I've never use…

    ... me; I could type very fast using the Spectrum 48K's ... Beeb - well, t'was very fast by all accounts, but then ... line in Sinclair BASIC).[/quote]


    Oh, string slicing, I ... /> [quote=JamesD;215085]BBC BASIC is fast. According to one Acorn Atom ...
    ewgf ewgf September 2007 Sinclair Basic
  • DATA BIN - How to read the contentOkay I hit a snag with my Image to ZX Spec program that the plot/draw command eats too much memory. So I want to use DATA BIN to insert converted jp…

    ... is to load basic together with string variable filled with ... /> This code will plot the string to screen:

    ... br />
    Sinclair Basic is saving basic program together with variables ... to the Spectrum graphics memory model suitable for loading ...
    brownb2 brownb2 May 2009 Sinclair Basic
  • Noob to Z80 needing +3 helpI'm quite new to z80 programming, but i'm attempting to write some kind of windowing system that will run alongside BASIC on my +3 with Kempston mous…

    ... 2 due to the memory contention issue).[/QUOTE]
    BASIC commands use the first ... write a "full 48k" basic program?[/QUOTE]

    BASIC memory lives) as needed; no ... about the top-5k COPY corruption bug here)?[/QUOTE ...
    glancaster glancaster July 2009 Development
  • DMA interface for ZX Spectrum[url]http://velesoft.speccy.cz/data-gear.htm[/url] This is internal DATA-GEAR interface for any 8-bit computer with Z80CPU. Use Direct Memory Access…

    ... device as a fast A/D converter to the memory. This way ... memory blocks inside the Spectrums memory (or in an external memory) and to copy ... to the plain screen memory. That way very fast change of the ...
    ingo ingo September 2010 Hardware
  • Supertest 128 - Loader QuestionI wonder if someone could explain (in simple terms please) :) , the purpose of the switch code. I see what is doing (going to 48k mode via spectrum)…

    ... .TAP file containing the memory banks, split that up, ... br />
    The BASIC loader just runs the machine ... can overwrite its memory buffers]
    ; F. Copy 5:4000 ... /> ; G. Zap the memory area that was used for ... ;
    ; G. Zap the memory area that was used for ...
    John Elliott John Elliott January 2011 Games
  • SCR filesHi, I've created some scr files with imagetozxspec but I'm not sure how to get them across to the Spectrum (or emulated Spectrum) I tried creating a …

    ... graphics so it should go fast.

    Or you can ... of memory and then copy it to screen. To do it fast you ...
    Ralf Ralf January 2014 Development
  • SCR filesHi, I've created some scr files with imagetozxspec but I'm not sure how to get them across to the Spectrum (or emulated Spectrum) I tried creating a …

    ... graphics so it should go fast.

    Or you can ... of memory and then copy it to screen. To do it fast you ...
    Speccy_James Speccy_James January 2014 Development
  • RAM7 in 128K modelsWe are developing a game with lots of contents and we have already filled up RAM1, RAM3, RAM4 and RAM6. I was wondering if there's any problem in us…

    ... don't use some BASIC sentences (i.e.: COPY). In any case ... RAM7 in other part of memory, and move it to it ...
    Zup Zup February 2014 Development
  • ZX Spectrum Next Kickstarter Launchedhttps://www.kickstarter.com/projects/1835143999/zx-spectrum-next

    ... (still being made mostly for basic Spectrum!), maybe then it will ... when you have megabytes of memory fast enough to blit several whole ...
    Lethargeek Lethargeek May 2017 Sinclair Miscellaneous
  • ZX Spectrum Next Kickstarter Launchedhttps://www.kickstarter.com/projects/1835143999/zx-spectrum-next

    ... still being made mostly for basic Spectrum!), maybe then it will ... commercial quality games even in basic.

    We shall ... when you have megabytes of memory fast enough to blit several ... of gates to implement the memory architecture and the parallel ...
    Alcoholics Anonymous Alcoholics Anonymous May 2017 Sinclair Miscellaneous
  • ZX Spectrum Next Kickstarter Launchedhttps://www.kickstarter.com/projects/1835143999/zx-spectrum-next

    ... retirees, who never progressed past basic programs. That's why there ... . When OS64 came out (basic in the 512x192 mode) many ... in software made for [i]basic[/i] Spectrum!

    [ ... talking about something that, with memory fast enough, could do the same ...
    Lethargeek Lethargeek May 2017 Sinclair Miscellaneous
  • Proportional-width fontsFor reasons that are still not quite clear to me (because I’ve always loved typography and design,) I never bothered to write a proportional-font rou…

    ... a linear part of memory and then copy to the screen?[/quote ... really. In many respects, screen memory is quicker, because it’s ... few things, such as handling string terminators and line feed (carriage ...
    Ast_A_Moore Ast_A_Moore January 2018 Development
  • BASin Release 9a availableJust a quick not to say that an updated (ie, bug fixed) BASin is available. A list of what's new for release 9: Fixed a bug in the line tokeniser th…

    ... find from the start of BASIC memory) (Mike Wynne)
    Set the ... small bug which allowed the Memory editor to crash the app ...
    Dunny Dunny September 2003 Development
  • Spectrum Programming TipsI've dug up a couple more items from my Spectrum 'pit' and added them at [url="http://www.mdfsnet.f9.co.uk/Info/Comp/Spectrum/ProgTips"]http://www.md…

    ... .
    * A general BASIC line editor with copy cursor and edit within ...
    Jonathan Harston Jonathan Harston July 2005 Development
  • Can a CPU emite microwaves? And other questionsSome CPU/electrical questions for the more technical amongst us: 1. Some time back a bloke I knew, whose PC I used to repair, said that he'd read in…

    ... there-abouts) yet, and no memory fast enough to supprt a 9GHz ...
    ewgf ewgf January 2006 Chit chat
  • Speeding up select processing...Hi Folks, I have the following code in my program and it works fine but is rather "sluggish". I have even moved it to the beginning of the program …

    ... original attributes using the cool basic memory move routine and go to ... off. Releases the memory used by the cool basic memory move routine to ...
    Paddy Coleman Paddy Coleman June 2011 Sinclair Basic
<1234567…34>

Latest Posts

  • I am currently watching.....
    Paradigm Shifter on 12:49AM
  • New video about S-video modification on Issue two 48K Spectrum.
    Renegade on April 21
  • Fixed Speccy Software. And which games remained unfixed?
    John Elliott on April 21
  • Happy 40th Birthday to the Amstrad CPC464!
    rich_chandler on April 21
  • Another Birthday! The Game Boy Is 35!
    mel the bell on April 21
  • European Software Titles with an English version
    harriusherbartio on April 21
  • Elusive Strategy Games done by the Smaller or less Prolific Software Houses.
    harriusherbartio on April 21
  • 1992 Spectrum Software
    harriusherbartio on April 21
  • +3 Disk drive motor
    AndyC on April 21
  • Celebrity deaths...
    mel the bell on April 20

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