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<1234567…34>
  • Randomize USR xxxxxA weird topic: When I was a kid I use to mess around with the RANDOMIZE USR xxxxx, sad I know!!! For instance RANDOMIZE USR 51234 would give me a loa…

    ... to mess around with the RANDOMIZE USR xxxxx, sad I know!!!
    For instance RANDOMIZE USR 51234 would give me a ...
    Anonymous Anonymous June 2002 Sinclair Miscellaneous
  • POKE, PEEK and RANDOMIZE USRAnyone got a store of useful POKES, or RANDOMIZE USR statements with interesting effects? As a start, try anything from RANDOMIZE USR 1216 to RANDOM…

    ... store of useful POKES, or RANDOMIZE USR statements with interesting effects?
    RANDOMIZE USR 1216 to RANDOMIZE USR 1327. This should at ...
    The Mighty Dopethrone The Mighty Dopethrone October 2003 Sinclair Miscellaneous
  • Those RANDOMIZE USR lines that look like tape loading...I often see on here people mentioning those RANDOMIZE USR lines which when entered, seem to simulate a tape loading, with the colours and lines in th…

    ... on here people mentioning those RANDOMIZE USR lines which when entered, seem ... I first ever found was RANDOMIZE USR 1280 which shows blue and ...
    alexsut alexsut April 2007 Sinclair Miscellaneous
  • Randomize usrHi, I've often wondered why/how they came up with RANDOMIZE USR <memory address> to invoke machine code couldn't they have used a better keyword (e…

    ... they came up with
    RANDOMIZE USR to invoke machine code

    I read somewhere that USR is the keyword that executes ...
    so what does the RANDOMIZE in front do ?
    < ... br /> All I know about RANDOMIZE is regarding random number sequence ...
    saiwong saiwong December 2009 Sinclair Basic
  • RANDOMIZE USR, PRINT USR etcHello just wondering why is it called RANDOMIZE UsR what does randomising have to do with it ? When calling machine code routine from adress x you ty…

    ... wondering why is it called RANDOMIZE UsR what does randomising have to ... x you type RANDOMIZE USR x. Why not RUN USR x ? I just ... tried PRINT USR 65368 it resets the machine! ...
    ivanb303 ivanb303 October 2016 Sinclair Basic
  • Faster CLS...Hi Folks, Looking at the CLS command in the Spectrum ROM disassembly it seems rather complex. Does anyone know of a simpler/quicker routine that wi…

    ... 35435 T-states, whereas a RANDOMIZE USR of karingal's short routine ... a call to $0DAF CL_ALL (RANDOMIZE USR 3503) then it just takes 25147 ...
    Battle Bunny Battle Bunny January 2012 Sinclair Basic
  • Run BASIC program by R. USR xxxxxGuys, please help. Suppose I have BASIC program in my Spectrum 48K starting with line 10. I'd like to start it by RANDOMIZE USR xxxxx. Which paramete…

    ... like to start it by RANDOMIZE USR xxxxx. Which parameters should I ...
    MrShhh MrShhh March 2003 Sinclair Miscellaneous
  • Usr 0I have noted there are some games / applications / demos which have to be loaded in USR 0 mode on a 128K Machine ("Randomize USR 0" in 128K BASIC the…

    ... mode on a 128K Machine ("Randomize USR 0" in 128K BASIC then ... is the case, and what USR 0 actually DOES?
    Swevicus Swevicus January 2010 Hardware
  • RAND USR that doesn't work in emulators and clonesEons ago, I "discovered" a strange RANDOMIZE USR. This is it: [b]RANDOMIZE USR 46578[/b] Using it on a genuine ZX Spectrum rubber key or Plus model,…

    ... " a strange RANDOMIZE USR. This is it:
    [b]RANDOMIZE USR 46578[/b]
    USR in an emulator in 48K ... 's happening here. The RAND USR proposed just begins executing NOP ... as parameter for the RAND USR, the pattern doesn't show ...
    mcleod_ideafix mcleod_ideafix May 2011 Emulators
  • What's wrong with this code ?OK, working my way through Jonathan Cauldwells 'How To' tome and I can't get the following to run in either spin or basin. ( iused the assembler in b…

    ... )

    when run using RANDOMIZE USR location i just get 'B ... the game.

    call 3503 ; ROM routine - clears screen, opens ...
    Saboteur Saboteur May 2012 Development
  • USR 0I've heard a lot about loading a program in USR 0 (and yes, I know how to do it - "RANDOMIZE USR 0" in 128 BASIC). What I want to know is: What is th…

    I've heard a lot about loading a program in USR 0 (and yes, I know how to do it - "RANDOMIZE USR 0" in 128 BASIC). What I want to know is: What is the point of loading a program in USR 0 mode, and what does it actually DO?
    Swevicus Swevicus November 2012 Hardware
  • RANDOMIZE USRI always thought that this particular basic command was not intuitive! If I understand correctly is means run the code from the memory address, is t…

    ... right?

    The term randomize implies the RAND function (random ...
    Van_Dammesque Van_Dammesque February 2013 Sinclair Basic
  • Anyone Recognizes This Loader?Hi there! I live in Argentina. I have a -dead by now- CZ Spectrum (a ZX clone made by an argentinian company, Czerweny, which used to make... Excell…

    ... the BASIC loader was invariably RANDOMIZE USR 20140.

    I used ... POKE a game before the RANDOMIZE USR 20140, and most of the ...
    Marcelo Marcelo November 2001 Sinclair Miscellaneous
  • Urban Speccy MythI remember many moons ago my mate telling me that there was some RANDOMIZE USR command that would destroy your speccy!!!! Is there any truth in this…

    I remember many moons ago my mate telling me that there was some RANDOMIZE USR command that would destroy your speccy!!!!

    Is there any truth in this is, or is it as about as believable as there being a new Sinclair system being released!!!!!
    stupidget stupidget May 2003 Games
  • Bug on Cronosoft's Dead or AliveI can't believe this wasn't spotted before... I was recently puzzled to read a couple of reports of a bug on Cronosoft's Dead or Alive and as the pr…

    ... 0 statement immediately before the RANDOMIZE USR, or replacing OVER 1 with ...
    jonathan jonathan July 2003 Games
  • An intriguing question...Well, intriguing for me anyway. As we all know, when calling a Machine Code function from BASIC, we use the USR (address) function. But for this to …

    ... from BASIC, we use the USR (address) function. But for this ... keyword:

    RANDOMIZE USR xx
    PRINT USR xx
    LET a ... =USR xx

    I ... /> Why use PRINT instead of RANDOMIZE, (or vice versa)? Is it ...
    monty.mole monty.mole June 2004 Development
  • Most pointless type-in?I think it was one I saw, probably in Program Pitstop(which mag did that?), to evaluate a string as a full expression, a la the Beeb: spend hours typ…

    ... the thing, then do a RANDOMIZE USR something to evaluate A$ and ...
    robert@fm robert@fm October 2004 Games
  • Strange loading problem with SpinWhen I load certain .tap files into Spin - mostly it seems to be files I created myself with the old freeware version of Spectaculator - they will on…

    ... ; if I enter RUN (or RANDOMIZE USR for m/c) it will ...
    darkman darkman October 2004 Emulators
  • Anybody got Interface Melodik for sale?Anybody got Interface Melodik (for Didaktik) for sale? Im from Slovakia. PLS also mail me at frgt10(at)post(dot)sk _________________ PRINT "The D80 …

    ... ":[/url] PRINT "HEARTLAND FUNERAL THEME": RANDOMIZE USR 1000

    [ This Message ...
    FRGT/10 FRGT/10 April 2005 Sales
  • Mobile RemakesHello. Does anybody know about some nice freeware ZX-Spectrum remakes for mobile phones? On [url="http://www.phonesoft.cz/detail.php?sekce=java&id=9…

    ... [/url]": PRINT "HEARTLAND FUNERAL THEME": RANDOMIZE USR 1000

    [ This Message ...
    FRGT/10 FRGT/10 April 2005 Emulators
  • How to convert AY to MIDI?Hello. There are some ways to convert AY to MIDI, for example by recording it to MP3 and then to MIDI by some programs, but the results are very poor…

    ... [/url]": PRINT "HEARTLAND FUNERAL THEME": RANDOMIZE USR 1000

    [ This Message ...
    FRGT/10 FRGT/10 May 2005 Sinclair Miscellaneous
  • List of RANDOMIZE USR code effects?Hi chaps, Does anyone have one of these please? Thanks.

    Hi chaps,
    Does anyone have one of these please?
    Thanks.
    Vertigo Vertigo May 2005 Sinclair Basic
  • Saving BASIC code as CODE... can't start programHi guys! I'm trying to create an adventure game for the Speccy in BASIC, called The Legend Of The Red Dragon. I'm using the excellent BASin to code…

    ... loader with CLEAR 29999 and RANDOMIZE USR 30000 at the start, but ...
    pottyboy pottyboy May 2005 Sinclair Basic
  • A little too long domain nameHello. Its kinda long inputing the whole worldofspectrum.org into the browser window, how about registering a "shortcut" domain at [url="http://www.t…

    ... [/url]": PRINT "HEARTLAND FUNERAL THEME": RANDOMIZE USR 1000

    [ This Message ...
    FRGT/10 FRGT/10 June 2005 Sinclair Miscellaneous
  • Dink Smallwood: The ZX-QuestHello. For people who don't know what Dink Smallwood is, its a nice RPG game for PC. I'm making a ZX-related addon called The ZX-Quest. My question …

    ... [/url]": PRINT "HEARTLAND FUNERAL THEME": RANDOMIZE USR 1000

    [ This Message ...
    FRGT/10 FRGT/10 June 2005 Development
  • Screen damaged while loadingI've written a simple Spectrum game and did a loading screen for it and now i'm trying to put it together into tzx file. My Basic loader is really s…

    ... /> 2 load '' Code
    3 Randomize usr ...

    My problem is ...
    Ralf Ralf July 2005 Development
  • PGD game endingsHi all! My game 'Brian Vs. The Bullies', created with PGD Explorer for the Cronosoft Cassette 50 compilation, is about 98% complete. The actual game …

    ... this example:

    170 RANDOMIZE USR 32771
    180 PRINT AT ...
    pottyboy pottyboy October 2005 Sinclair Basic
  • TLOTRD - compiling problemsOk guys! A new demo for 'The Legend Of The Red Dragon' is nearly finished (just need my bro to draw some artwork as I'm using sample images from the …

    ... over several screens, using the RANDOMIZE USR function to display one of ...
    pottyboy pottyboy October 2005 Sinclair Basic
  • Just brushing up on old skills...Ahead of XLR-8 I thought it best I get a little hacking practice in after all these years ;) Chose Op Wolf 128K to pick on this fine evening! lol […

    ... ,a: NEXT n
    20 RANDOMIZE USR 49104
    30 DATA 221 ...
    Woody Woody November 2005 Development
  • Hisoft Pascal - What's new in v1.7 ???I use clone ZX Spectrum 48kB + only TAPE. I don?t have FDD or a Microdrive. I have found on Hisoft Pascal http://www.worldofspectrum.org/infoseek.cg…

    ... tape
    FIRST START: RANDOMIZE USR 24600
    RANDOMIZE USR 24598 (for a cold ... start, destroying any text)
    RANDOMIZE USR 24603 (for a warm start ...
    Sedrik Sedrik June 2006 Development
<1234567…34>

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Related Threads

  • RANDOMIZE USR, PRINT USR etcHello just wondering why is it called RANDOMIZE UsR what does randomising have to do with it ? When calling machine code routine from adress x you ty…
  • Randomize USR xxxxxA weird topic:<br /> When I was a kid I use to mess around with the RANDOMIZE USR xxxxx, sad I know!!!<br /> For instance RANDOMIZE USR 51234 would g…
  • POKE, PEEK and RANDOMIZE USRAnyone got a store of useful POKES, or RANDOMIZE USR statements with interesting effects?<br /> <br /> As a start, try anything from RANDOMIZE USR 12…
  • List of RANDOMIZE USR code effects?Hi chaps,<br /> Does anyone have one of these please?<br /> Thanks.
  • Those RANDOMIZE USR lines that look like tape loading...I often see on here people mentioning those RANDOMIZE USR lines which when entered, seem to simulate a tape loading, with the colours and lines in th…
  • Happy Birthday Randomize UsrDon't know who you are, but have a good one dude! Hope you have many more.<br /> <br /> :)
  • Randomize usrHi,<br /> <br /> I've often wondered why/how they came up with<br /> RANDOMIZE USR to invoke machine code<br /> <br /> couldn't they have used a bet…
  • RANDOMIZE USRI always thought that this particular basic command was not intuitive!<br /> <br /> If I understand correctly is means run the code from the memory a…
  • Run BASIC program by R. USR xxxxxGuys, please help. Suppose I have BASIC program in my Spectrum 48K starting with line 10. I'd like to start it by RANDOMIZE USR xxxxx. Which paramete…
  • 'usr 0 mode'Can anybody explain why some programs can't be just loaded after turning spectrum on but you must type 'usr 0' before loading them?

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