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Search Again :: Adv Search 1000 results in 0.210s
<1234567…34>
  • Usr 0 ?I'm not sure I've ever seen this explained before, but why do some programs (only demos, as far as I can see, so far) need USR 0 mode when run on a 1…

    ... /> I know that USR 0 simply causes the CPU to start executing the ... place (until the Spectrum is reset) instead of the Spectrum using ... why does the user have to type USR 0? Surely a demo (or ... of relying on the user to type USR 0 before running the demo?
    ewgf ewgf December 2008 Sinclair Miscellaneous
  • DIVIDE - NEW FATWARE for 128kB spectrums[url]http://velesoft.speccy.cz/zx/divide/divide-fatware.htm[/url] [img]http://velesoft.speccy.cz/zx/divide/systems/fatware/fatware+2sp.gif[/img] [im…

    ... /> R + NMI - software reset
    RESET+SHIFT - start to USR 0 mode (48 rom with ... /> - fixed real tape support
    - new IM2 table (+ fixed im2)

    RESET+SHIFT - start to USR 0 mode
    RESET+EXTEND MODE - start ...
    velesoft velesoft June 2009 Development
  • DIVIDE games crashingMy DIVIDE arrived today complete with 512K CF Card, ready to go. First impressions, really good - simple file browser works fine & games load no prob…

    ... jump after start/reset ZX to true 48kB mode, USR 0 mode or ZX128 ... - software reset
    RESET - start to 128 rom/menu
    RESET+SHIFT - start to USR 0 mode ... /> - fixed real tape support
    - new IM2 table (+ fixed im2)
    velesoft velesoft September 2010 Hardware
  • Problems using Save"program" Line 10 in real +2A!!I typed a loader for a program and when I use the typical Save"program" line 10, the Spectrum just gives me "0 ok, 0:1" What can it be???? I dont w…

    BTW it could be that I only used NEW to reset the previous program and didnt remember to use Randomize usr 0 or reset the spectrum...I fear that could be the reason, but maybe there is a fix?
    Ivanzx Ivanzx June 2013 Sinclair Miscellaneous
  • Help! USR 0 mode?Right, first of all, I know that this is in the wrong forum, and secondly it's maybe against the TOS anyway, as it's just asking people to read and p…

    ... it's just asking people to read and post into another ... />
    I've asked about USR 0 mode, and whilst I've ...
    ewgf ewgf December 2008 Emulators
  • 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…

    ... have to be loaded in USR 0 mode on a 128K Machine ("Randomize USR 0 ... explain to me why this is the case, and what USR 0 actually ...
    Swevicus Swevicus January 2010 Hardware
  • DIVIDE - source code of new FATWARE 0.14[B][U][SIZE="5"]Source code of FATware system is now free.[/SIZE][/U][/B] BAZE (author of FATWARE) release source code of last version FATWARE 0.14 …

    ... of last version FATWARE 0.14 :). Last official ... release is version 0.12 and all my ... new in FATWARE 0.14 ?[/B]
    - 8kB code must be flashed to ... correct (old FATWARE 0.12 load incorrect data ...
    [B]Bugs in new FATWARE 0.14:[/B]
    - error ...
    velesoft velesoft May 2011 Hardware
  • 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
  • Ensure program runs in USR 0 mode?Is there some BASIC that can be used in a program to make sure the the program runs (even on 128k models) in 48k or USR 0 mode? I obviously then wan…

    Is there some BASIC that can be used in a program to make sure the the program runs (even on 128k models) in 48k or USR 0 mode? I obviously then want to be able to run the rest of the program from the USR 0 mode.
    matalog matalog February 2018 Sinclair Basic
  • New Post Level ThingiesJust noticed that some new titles have been added to the post count list (sorry I'm not sure what the official title should be :)). I'm now [B]Chucki…

    ... penultimate rank, guaranteed to make everyone else to go green with envy ... be called RANDOMIZE USR 0 and reset your post count to 0. Now that would ...
    Ian Hamilton Ian Hamilton September 2008 Chit chat
  • New Post Level ThingiesJust noticed that some new titles have been added to the post count list (sorry I'm not sure what the official title should be :)). I'm now [B]Chucki…

    [quote=Necros;298118]EEK!!!!!!!!!!!!!

    Or it could be called RANDOMIZE USR 0 and reset your post count to 0. Now that would be evil! :lol:[/quote]

    Not as evil as deleting all your posts and resetting the count to zero :)
    ADJB ADJB September 2008 Chit chat
  • "POPIE" Spectrum Game from 1984While trying out some old microdrive carts on my real Speccy I came across this game which I had written on the loading menu as "never released". It…

    ... a development cartridge...

    To MERGE a BASIC program in ... RUN after a reset) almost certainly will be set to autorun.
    USR value (eg: value after RANDOMIZE ... Basic so do a RANDOMIZE USR 0 to clear all memory. As long ...
    Jimmy Jimmy March 2009 MIA/STP/SDP
  • Tr-Dos questionI hope that people who know Tr-Dos also read these forums :) Let's suppose that I have a .trd disk with an executable file. I want to make this fil…

    ... /> type "usr 0"
    after reset type:
    RANDOMIZE USR 15616 (to enter to TR-DOS ...
    Mister Beep Mister Beep November 2011 Development
  • Maritrini and Cray 5 loading problemsHas anyone else here had issues loading either of these on a 128k? No matter what I try, both these games refuse to load properly. I can get both t…

    ... then you switch to 48K using PRINT USR 0 (to not to disable the ... ), the BANK_M system variable is reset to 0.

    Your ... still uses this variable to switch back to the previous state, ... 0 ;POKE to Bank+1 address to change which RAM bank to write to ...
    mcleod_ideafix mcleod_ideafix March 2012 Games
  • Some stupid 16K questions...Starting with... 1. Should a 16K Spectrum that's been upgraded to 48K behave [I]exactly[/I] like a 48K Spectrum? i.e. should the machine test/clear…

    ... /> I don't have access to the machine at the moment ... these tests, I tried RANDOMIZE USR 0 to see if that would try ... lasted longer than a 16K reset would have done, but then ...
    snigfarp snigfarp December 2012 Hardware
  • ZX7: an "optimal" LZ77 packerAbout 20 years ago, I started a M.Sc. in Computing, planning to work on data compression. Although I quickly changed to another subject for a number …

    ... as the packer. Reset the machine and enter usr 0 to get sensible mode ... to an opended .tap file.

    Now when you randomize usr ... the start of the code, it decompresses to the ... it, It was maybe RIP 0.25 I used (probably the ...
    jamorski jamorski January 2013 Brand new software
  • EmuZwin 128k banks in assembler Having looked at the assembler help file " ORG [{ RAMn | ROMn },] #target_address [, #dest_address ] Defines target assembling address and ta…

    ... /> Running spin, 128k mode, usr 0 (to keep the 128k memory available ... it fitted around the new interupt routine and it ... br /> Now I had to get the music and BM ... have a lot of things to sort out, as there ... options to add.
    Oh, and write the new load/ ...
    MatGubbins MatGubbins August 2015 Emulators
  • Opus Discovery "the big switch on" (after 20 years)I have a few of these Opus Discovery's with different Eproms in that have not been swiched for 15-20 years or so . I am in no rush to switch any on …

    ... .

    3) Insert the new rom , with the notch on ... 48K mode:-
    PRINT USR 0

    To enter 128K mode:-
    There are 2 new forms of the CLEAR command ...
    harriusherbartio harriusherbartio September 2016 Hardware
  • '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?

    Can anybody explain why some programs can't be just loaded after turning spectrum on but you must type 'usr 0' before loading them?
    PopoCop PopoCop November 2005 Sinclair Miscellaneous
  • Atic Atac on 128kThis may have been talked about before, especially if its not just me with this problem, but loading this on my grey +2 results in title screen, then…

    ... sound/video/input etc, on reset I see the first room ... comes up. This is using USR 0 to get into 48k basic btw.
    Macc Macc January 2014 Games
  • Smallest Reason for Loading a GameHi folks, Every so often I keep loading some games merely for seeing the loading screen or, as in the case of Jet Set Willy, trying to catch the mag…

    >>>>
    loading noise
    Ashley Pomeroy Ashley Pomeroy September 2005 Games
  • Smallest Reason for Loading a GameHi folks, Every so often I keep loading some games merely for seeing the loading screen or, as in the case of Jet Set Willy, trying to catch the mag…

    [quote]
    On 2005-09-30 21:12, Ashley Pomeroy wrote:
    >>>>
    loading noise
    JonNorth JonNorth October 2005 Games
  • Writing for MultifaceI was just wondering, is it possible to write a BASIC program, compile it and use the Multiface to run it? I'd like to write a small util to edit te…

    ... was using a slow Amiga to emulate I think, although ... if the following would compile to under 8k, and if ... code in general, hence wanting to compile the basic.
    ... 8
    10 LET address=0
    100 LET s$="": ... LET ADDRESS=ADDRESS-32: GO TO 100
    220 IF ...
    mulder mulder November 2005 Development
  • DivIDE and RWAP's DiwIDE*Opps, sorry, wrong forum, this thread must be in hardware topic.* I was planning to get a divide from Rwap, but I'm too afraid of long way the devi…

    ... some words and notes to the design of divIDE ... young years with writing "USR 0" to get rid of that damned ... it cannot be unmapped due to this blocking. please note ... - but still, how to do a 128k-spapshot using ... , the best would be to keep the original idea. You ...
    zilog zilog January 2007 Development
  • PlusD emulation problemAre there any known problems with the plusd.rom file used by emulators? My files keep getting corrupted. Things will be OK for a while, and then I st…

    ... days the advice was just to save the ROM and ... the
    operating system, to disk by entering SAVE d1 ... />
    POKE 48623,0

    to reset the 'open file' counter ... ; failing to do so will ...
    Jmk Jmk August 2011 Emulators
  • Software Projects Anaconda 128k problemTry as i might i cant get further than perhaps a screen before this crashes and resets, anybody else have that problem?

    I am actually using print usr 0 to get into 48k mode as this method allows me to multiface it back to disk (which is what I wanted to do in the first place) Is there any difference between that and randomize usr 0?
    Macc Macc July 2012 Games
  • The Incredible Shrinking ForumMy forum fonts have suddenly gone small! What's up with that? My browser text size settings haven't changed. Hang on! Everything's gone small, not j…

    [QUOTE=zerohour;700356]If you dont have a scroll wheel then Ctrl and + or - zoom page in and out respectively[/QUOTE]

    Or press CTRL+0 to reset to default.
    BloodBaz BloodBaz May 2013 Chit chat
  • The Incredible Shrinking ForumMy forum fonts have suddenly gone small! What's up with that? My browser text size settings haven't changed. Hang on! Everything's gone small, not j…

    [QUOTE=BloodBaz;700384]Or press CTRL+0 to reset to default.[/QUOTE]

    Ooh that's a good tip - ta!
    leespoons leespoons May 2013 Chit chat
  • Margins too bigAny chance of making the left/right indent half the size it is now? The Discussions and Comments labels cross over here. The 'C' of Comments cove…

    Have you zoomed in? Press ctrl+0 to reset to the proper size...
    Lee Fogarty Lee Fogarty August 2015 WoS/Forum Issues
  • Opus Discovery "the big switch on" (after 20 years)I have a few of these Opus Discovery's with different Eproms in that have not been swiched for 15-20 years or so . I am in no rush to switch any on …

    ... the step rate defaults to 12MS not to 6.".
    ... br /> To enter 48k mode : PRINT USR 0

    To enter 128k ... 195,234,0
    20 FOR J = 23296 TO 23305 ...
    harriusherbartio harriusherbartio September 2016 Hardware
<1234567…34>

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