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  • A 30th Anniversary ProjectHappy new year (belatedly...) So with the 30th anniversary approaching, I've decided to do a hardware project to celebrate it. Something hands-on (o…

    ... plate of the capacitor. The basic theremin design for each channel ... gets halted every time contended memory is used (so isn't ... is fine (as is the memory, which won't be used ...
    Winston Winston January 2012 Hardware
  • Interesting speed increase...Hi Folks, You may already know the following but I found it "interesting". I have been developing a model railway timetable program in BASin for th…

    ... data population left. The main BASIC program is 17.1K in ... speed despite the extra free memory. However, if I renumber the ...
    Paddy Coleman Paddy Coleman January 2012 Sinclair Basic
  • A z88dk + sp1 demo (with source)Since nowadays people are still wondering about how difficult it is to make something in z88dk, I thought I just put a very simple demo to show how e…

    ... is that it uses more memory (obviously), but I find that ... uchar backwalls[];


    // Memory to define the background.
    Timmy Timmy January 2012 Development
  • How to safely maximise available memoryHi All, I'm toying with an idea that will require I have as much memory available as possible. I'm a little embarrassed I have to ask this tbh. As…

    ... require I have as much memory available as possible. I'm ...
    R-Tape R-Tape January 2012 Development
  • Loading the display with data from memoryTrying to load part of the screen(4k's worth) with data from memory location 53000, I've written this routine, but it doesnt work... [I]ld b,4000 ld…

    ... 's worth) with data from memory location 53000, I've written ...
    daveysludge daveysludge January 2012 Development
  • +3e with DivIDE systemsIf we replace old R-GAL chip on original DivIDE with new XR-GAL (this is only firmware for GAL chip) then will possible DISABLE or ENABLE any DivIDE …

    ... /> If any code switch +3 basic to USR0 mode (SPECTRUM command ... 128kB memory.

    For return from 48basic to +3 basic we ...
    velesoft velesoft January 2012 Hardware
  • storing machine code in BASICA couple of years ago I posted a routine for storing machine code between PROG & VARS, based on an idea in Toni Baker's "Mastering Machine Code". Thi…

    ... saved & loaded with the BASIC, as if it was in ... after the last line of BASIC, even though the m/c ... and doesn't need any BASIC to be typed other than ...
    Battle Bunny Battle Bunny January 2012 Sinclair Basic
  • Beta/Sam/Master basic as spectrum ROMWith emulators being trivial to use to insert new ROMs into - and even in the physical world, RAM in place of ROM by use of a modified multiface or s…

    ... be to get an improved basic into that first 16k? Obviosuly ... been minor tweaks to sinclair basic.

    What if one ... went for beta basic (or its progeny) instead? Reckon ...
    Gedlion Gedlion February 2012 Hardware
  • joining lines of BASICDue to overwhelming demand - well, one demand - well, more of a suggestion, really - here's a routine to join together lines of BASIC. The vertical c…

    ... to join together lines of BASIC. The vertical cursor motion code ... include a "dividing lines of BASIC" option as well - edit a ...
    Battle Bunny Battle Bunny February 2012 Sinclair Basic
  • Spectrum 48K - upper memory MIAI have recently acquired a ZX Spectrum which, according to the sticker on the bottom, should be a 48K model. It's an Issue 3 board, with upper memory…

    ... Issue 3 board, with upper memory chips (8xTI4532) and supporting logic ... does not see the extended memory. PRINT PEEK 23732 + PEEK 23733 ...
    unholy unholy February 2012 Hardware
  • Minimal BASICAndrew Owen has just uploaded [B]Standard ECMA-55: Minimal BASIC [/B]to the Full Books archive on WOS. Thanks! [url]ftp://ftp.worldofspectrum.org/pu…

    ... [B]Standard ECMA-55: Minimal BASIC [/B]to the Full Books ... the ANSI Minimal standard for BASIC.
    The two standards are ... in the origins of Sinclair BASIC which adhered closely to the ... no ON GOTO in Sinclair BASIC (a good substitute exists) but ...
    Geoff Geoff February 2012 Sinclair Miscellaneous
  • Using Boriel's ZX Basic to learn assemblyI wrote a small guide. Hopefully some people will find my gibberish useful - especially people looking at first steps in machine code, where I think …

    ... -inline-assembly-functions-into-zx-basic-t729.html[/url]
    Gedlion Gedlion February 2012 Development
  • stuck on recursive functionI want this function to PEEK 'l' bytes from memory starting at 's' and return them as a string, but however much I fiddle about with quoting and pare…

    ... to PEEK 'l' bytes from memory starting at 's' and return ... get either "Out of memory" or "Nonsense in BASIC". How can I ...
    Battle Bunny Battle Bunny February 2012 Sinclair Basic
  • Memory move routine?Hi Folks, I have been searching for the thread that covers the memory move routine that uses a$=b$ via DEF FN. I thought it was written by Battle B…

    ... the thread that covers the memory move routine that uses a ...
    Paddy Coleman Paddy Coleman February 2012 Sinclair Basic
  • AZIMUT / Frecuency spectrum[code]start DI LD HL,#7F40 LD D,#58 loop LD B,#00 bucle1 LD A,H IN A,[#FE] XOR A,C AND A,L J…

    ... to fit in free ROM memory.

    Bar space to ... />
    This can run in basic RANDOMIZE USR start
    Z80user Z80user February 2012 Development
  • Poking a string to memory...I'm looking to poke a string of characters including colour control codes to memory, I'm currently doing it by hand: 16,2,19,1,22,1,1,144 That equa…

    ... including colour control codes to memory, I'm currently doing it ...
    daveysludge daveysludge March 2012 Sinclair Basic
  • ZX81 Internal Memory UpgradeAnyone here ever done it? Im looking to add 16k of internal memory, pretty sure I know how to do it, just what parts do I need? (and where to get t…

    Anyone here ever done it? Im looking to add 16k of internal memory, pretty sure I know how to do it, just what parts do I need? (and where to get them?)
    Macc Macc March 2012 Sinclair Miscellaneous
  • BASIC compilerI'm looking for a basic compiler that actually works, tried all the ones on the WOS archive and none of them seem to work... I'm only wanting to co…

    I'm looking for a basic compiler that actually works, tried ...
    daveysludge daveysludge March 2012 Development
  • Model Railway Timetable Version 1.4.12.0313...Hi Folks, Since November 2010 I have been working on my [B]Model Railway Timetable [/B]software. Thanks to the considerable help and patience of yo…

    ... program in 64K using ZX BASIC!

    Once I had ... print routine (Tony Samuels)
    * Memory move routine (Battle Bunny)
    BASIC and uses extensive tips/tricks to reduce memory and ...
    Paddy Coleman Paddy Coleman March 2012 Sinclair Basic
  • How much space does a number take?Hi Folks, Could someone please remind me how much memory a number takes up in a BASIC listing. For example, if you had: [CODE]100 LET a=3000[/CODE…

    ... how much memory a number takes up in a BASIC listing. For ...
    Paddy Coleman Paddy Coleman March 2012 Sinclair Basic
  • Basic BASIC help needed RNDHi all, I have recently re-discovered an old program I wrote in the early 90s which would do generate random lottery numbers. I know little now, an…

    ... then, when it comes to BASIC programming and I'm after ...
    landorb landorb March 2012 Sinclair Basic
  • those darned recursive functions againI've been stuck on this one all evening. I want to dump out some memory in binary to debug a program. I've got a simple mod 2 division loop to do tha…

    ... want to dump out some memory in binary to debug a ... those results (or "Nonsense in BASIC", of course).

    Now ...
    Battle Bunny Battle Bunny March 2012 Sinclair Basic
  • Games written in BASICHi all, I've been racking my brain trying to think of a game which was definitely written in BASIC (ie not in assembler). The only thing that I can …

    ... which was definitely written in BASIC (ie not in assembler). The ... favourites which were written in BASIC? There were certainly a few ... Martha might have been in BASIC (IIRC) and I enjoyed that ...
    perini-ps perini-ps March 2012 Games
  • Sinclair ZX Spectrum BASIC programming manual...Hi Folks, Does anyone know how many editions of the Spectrum BASIC programming manual were released (the orange one that came with the 48K)? I seem…

    ... many editions of the Spectrum BASIC programming manual were released (the ...
    Paddy Coleman Paddy Coleman March 2012 Sinclair Basic
  • zx81: is there a 16kb ram limit for basic?first of all, sorry to all about posting a question about zx81 in a forum mostly about zx-spectrum - i didn't want to offtopic questions here anyway,…

    ... the 16kb barrier, the zx81 basic editor on rom, when turning ...
    nitrofurano nitrofurano April 2012 Sinclair Basic
  • Authored with z88dk or Boriel's ZX BASIC?It would be useful to be able to search somehow for games authored with either z88dk or Boriel's ZX BASIC. This was [URL="http://www.worldofspectrum.…

    ... z88dk or Boriel's ZX BASIC. This was [URL="http://www ...
    Einar Saukas Einar Saukas April 2012 Infoseek database
  • Difficult to find upper RAM fault.I've recently repaired an issue 3B 48K Spectrum that had a tricky to diagnose upper RAM fault, so I thought I'd post a report of what I found here. …

    ... starts again, testing the next memory location. Otherwise, the loop ... markers show the times when memory reads and writes occurred ... the logic analyser showed the memory test successfully went a good ... BASIC. I can only assume the timing or sequence of memory ...
    Zorn Zorn April 2012 Hardware
  • Speed tip - "e" notationHi Folks, Whilst reading my "new" Sinclair ZX Spectrum BASIC manual I came across "e" notation again. In MRT I have the following line which is use…

    ... my "new" Sinclair ZX Spectrum BASIC manual I came across "e ...
    Paddy Coleman Paddy Coleman April 2012 Sinclair Basic
  • MobileZX???I realise I'm (verrrrrrry) late to the party but does anybody have any experience of using this? I'm not a "phone guy" but just got a Nokia C3 and do…

    ... /> Nothing major - JSW, Manic Miner - basic games like that.
    It ... either my phone or my memory card.
    Website offers no ...
    stvd stvd April 2012 Emulators
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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
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  • +3 Disk drive motor
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