World of Spectrum
  • Categories
  • Discussions
  • FAQ
  • Sign In
Home › Search
Title Search
@title beer Word 'beer' in title
User Search
  • @user admin Only posts by Admin
Text Search
  • @body beer Word 'beer' in the text
Phrase Search
"Hello World" Exact phrase match
Exclude Terms
  • car -red Search cars that are not red
"Or" Searches
  • honda | bmw 'honda' or 'bmw' results
Multi-Field
@(title,body) hello Both contain 'hello'
WildCard
  • hond* civ* Match all with an astrix
Combination
  • @title bmw @user admin
See more supported syntax examples
Search Again :: Adv Search 1000 results in 0.097s
<1234567…34>
  • 128K ROM 0 Disassembly updatedSome updates to my 128K ROM 0 Disassembly at [url="http://www.mjwilson.demon.co.uk/rom/"]http://www.mjwilson.demon.co.uk/rom/[/url] Thanks to Rui Tu…

    Some updates to my 128K ROM 0 Disassembly at [url="http://www.mjwilson.demon.co.uk/rom/"]http://www.mjwilson.demon.co.uk/rom/[/url]

    Thanks to Rui Tunes for his contribution.
    mjwilson mjwilson May 2005 Development
  • ROM paging questionAssuming the Spectrum 128 memory map and port addresses, but two custom ROMs in place of the normal Editor and BASIC, what is the most efficient way …

    ... calling a routine in ROM-1 from ROM-0 so that when the ... of convenience assume routines in ROM-0 will use a RST instruction ... the routine in ROM-1, which means the paging code needs to ... /> The RAM part of the paging routine should live at 23296 ...
    chev chev January 2006 Development
  • Enable 128kB paging in emulatorFrom Zx Spectrum documentation ([url]http://www.worldofspectrum.org/faq/reference/128kreference.htm[/url]) [CODE][SIZE="1"]When memory is being pag…

    ... .

    Bit 4: ROM select. ROM 0 is the 128k editor and ... "]Bit 5: If set, memory paging will be disabled and further ... Spectrum behaves - if you turned paging off, there is no way ... have a .z80 snapshot where paging was disabled before saving and ...
    Ralf Ralf June 2013 Emulators
  • 128k Screen Flipping - Sample Code PleaseI know this has been covered before, but I cannot find out code to do the following: On a 128k Spectrum tell the speccy to display from address 4915…

    ... 5.
    Bit 4 ROM select. ROM 0 is the 128k editor and ... ; ROM 1 contains 48k BASIC.
    Bit 5 If set, memory paging ... /> | screen |
    4000h +--------+--------+
    | ROM 0 | ROM 1 | Either ROM may be switched in ...
    Fikee Fikee February 2006 Development
  • A vexatious questionThis is kind of a follow-up to a question about RST #8 and hardware that I wrote in the development forum a while ago. To summarize that: certain ha…

    ... 1 and in the other ROM, 0. So those lines will ... can prevent the IF1 ROM from paging in by holding A15 ... state when I'm paging in my ROM, so there will ... is set, whammo, its ROM gets paged in, possibly ... However, this makes the ROM programming on my hardware very ...
    Winston Winston October 2007 Hardware
  • Spectrum ULA replacement!Hi gang.. The Speccy 48 ULA Replacement is *almost* here ;) There has been lots of activity in building the CPLD board, sorting out some irritating…

    ... we keep the 128 ROM paging model, then ROM 1 can contain a ... Basic which calls out to ROM 0 if it is present to ...
    csmith csmith April 2008 Hardware
  • Cro S2008Hi everybody!!! I hope this is right thread? :-) I want to share with you my new project. I call it ?S2008?? The idea was to build Spectrum48K clo…

    ... without problems with any select rom page (48basic,128editor,syntax(+ ... use DIVIDE with 128 editor(rom 0). As first you must ... different code (autodetection of ZX rom type). I have complette ... allram mode with 16kB memory paging with selectable write protect !!! ...
    velesoft velesoft January 2009 Hardware
  • Cro S2008Hi everybody!!! I hope this is right thread? :-) I want to share with you my new project. I call it ?S2008?? The idea was to build Spectrum48K clo…

    ... without requiring the 128 editor ROM.[/QUOTE]

    Divide ... compatibility with 128 rom is good for correct work ... be used if is set ROM 0. With my patch (correct 3D00 ... DIVIDE ide ports + MB02 memory paging(or any other with RESIDOS ...
    velesoft velesoft January 2009 Hardware
  • Detecting Spectrum modelsIs there any sure-fire way a program can detect the model of machine it's running on (48K, +, 128, +2, +2A, +3, clones) even when running in the 48K …

    ... check for a Pentagon by paging in ROM 0 and checking if the ... (128 ).

    If the ROM check seems to be a ...
    chev chev March 2009 Development
  • The Goldfinch updates thread([url=http://www.worldofspectrum.org/forums/showthread.php?t=25034]original announcement thread here[/url] - I figured it was worth starting a new to…

    ... not valid to perform 128K paging within a few thousand ... hardware). Also 128rom (rom 0) contain from adress 0 wait loop and continue ... wait loop from original ZX128 rom, you can use same:< ... />
    - compatibility with 128 rom (autodetection) as on FATWARE 128 ...
    velesoft velesoft September 2009 Development
  • detecting 128 mode ?quick question really, someone who programs would know I guess. am I right in thinking some things detect 128 program and adjust accordingly , say i…

    ... with interrupts disabled, page in ROM 0, copy some bytes to RAM ... the same as the ROM, the paging has actually not happened ... both ROM 0 and ROM 1 and compare results.

    If the paging ... registers are locked, you still can compare your ROM ( ...
    mcleod_ideafix mcleod_ideafix October 2009 Hardware
  • Midi Out from machine codeI need to send midi-signals by machine code, while Basic is too slow for my current project. I already read I can use hookcode #11E, but I have some …

    ... should enable the correct ROM before making a call ... ROM0) where no further paging of ROMs is done.[/QUOTE ... C),A ; switch to 128K rom (rom 0)
    LD BC,4514
    rom (rom 1)
    POP BC
    rom 0 at adress 39999, and ...
    bverstee bverstee April 2010 Hardware
  • ISO ROM 128 with TR-DOS 5.05(cz)This is new correct version of ISO ROM for ZX + BETADISK. Some extra basic command is designed specially for use in conmination with TR-DOS 5.05(cz).…

    ... ROM 128 (file [B]iso-rom-03-2010(port239disable).rom[/B]) is 32kB rom ... in 32kB eprom chip. ROM 0 is replaced with new extra ... extra hardware, only need rom paging support as on original ZX128 ... Official info/documentation for this ROM not exist. Only unofficial ...
    velesoft velesoft April 2010 Sinclair Basic
  • ANN: EsxDos 0.73 released (third party - not mine)Papaya Dezign have finally released their firmware/OS for the DivIDE interface. Go get it from [url]http://www.esxdos.org/files/esxdos073.zip[/url]…

    ... something to do with usr 0 mode. I should try ... basic or with access to paging port. All original versions ... work only in USR 0 mode and software compatibility ... Fatware 128 automatically detect ROM 0(128 editor) or ROM 1(48 basic ... mapper points for each rom.
    velesoft velesoft August 2010 Development
  • MB02+IDE aliveLast weekend I finished soldering and testing my MB02+IDE. All items work perfectly on +2 grey, on +2A, on 128k heatsink and on 48k Issue2 and 3b tes…

    ... then CPU jump to BS-ROM with write protect to adress ... MB ram 0 ! Also BS-DOS and BS-ROM can be ... pages, only NMI always reset paging port :-(

    - Original ... to master system in ram 0 ( can be BS-DOS ... and jump always to MB02 rom 0 to adress #00.
    ...
    velesoft velesoft September 2010 Hardware
  • SAM programmingHi Can anyone provide any example hello world or graphics/sprite printing style machine code routines for the SAM? I can't seem to find anything rem…

    ... /> di ; disable interrupts before paging
    ld (sp_save+1 ... a,(lmpr) ; preserve system paging
    push af
    or rom0_off ; disable ROM 0
    out (lmpr),a ...
    obo obo September 2010 Development
  • +2A/+3 compatibility fixes thread!It might be a good idea to keep these fairly common +2A/+3 compatibility fixes (and requests) in a single thread for quick reference ;) Let's start …

    ... br /> This looks to be paging out 128K functionality - port $7ffd ... /> [CODE]; -------------
    ; Memory Paging
    ; -------------
    ; Memory paging is controlled by I ... ).
    ; Bit 4 : 0=ROM 0 (128K Editor), 1=ROM 1 (48K BASIC).
    jp jp January 2011 Games
  • Memory upgrade for ZX Spectrum 16/48This is external memory upgrade for ZX Spectrum models with 16kB ram. Can be connect also to 48kB models, but need remove 8 dram chips (from sockets …

    ... memory adress space:[/U]
    0-16383=rom
    16384-32767=page ... 2
    49152-65535=ram paging (pages 0-7)

    page ... memory adress space:[/U]
    0-16383=rom
    16384-32767=videoram ... 2
    49152-65535=ram paging (pages 0-7)

    page ...
    velesoft velesoft March 2011 Hardware
  • Renegade (the hit squad)Hi fellow spectrum peeps,nice to meet you all!,and what a great site you have here!. I have been given a spectrum +2 which didn't load tapes,until i…

    ... doesn't call to USR 0, just switches to 48 BASIC ... knowledge) also disables paging.
    - USR 0 just runs ROM 0 from the beginning ...
    na_th_an na_th_an June 2011 Games
  • Classics ported or cloned on good ol' SpeccyHi, Spectrumists! I'm a fan of classic arcade games and I would like to know from you what do you think about ports or clones of such games on the S…

    ... You can relpace zx rom with divide 16kB ram memory ... /> Way for install custom rom image to DIVIDE ram:[/QUOTE ... paging mode 0/1/2/3 for the emulation. The ROM in page 0 ... back to normal 128K paging mode R/5/2/ ... only need the normal 128K paging setup. But I think ...
    obo obo November 2011 Games
  • Classics ported or cloned on good ol' SpeccyHi, Spectrumists! I'm a fan of classic arcade games and I would like to know from you what do you think about ports or clones of such games on the S…

    ... paging mode 0/1/2/3 for the emulation. The ROM in page 0 ... [/QUOTE]

    If you use custom rom ... need the normal 128K paging setup. But I ... /> Divide replace ZX rom with this:
    1 ... low 16kB instead ZX rom. Writeprotect is selectable.
    velesoft velesoft November 2011 Games
  • SPECTRUM command and 48 BASICAs we (almost) all know, when a young Rupert Goodwins redesigned the Sinclair/Investronica ZX Spectrum 128 ROM 0 in late 1985, he kept the SPECTRUM c…

    ... Sinclair/Investronica ZX Spectrum 128 ROM 0 in late 1985[/quote]
    ROM set. Both options lock paging, enabling the ... By contrast, USR 0 selects the 48 ROM with paging unlocked.

    ROM revision?[/QUOTE]

    ...
    chev chev May 2012 Sinclair Miscellaneous
  • Schematic of MULTIFACE 128Exist schematic of Multiface 128 ? I find on WOS only pictures of PCB layers. I mix both layers for possibility make schematic from picture, but it's…

    ... external memory instead zx rom (0-8191 = 8kB multiface rom + 8192-16383 ... = 8kB multiface ram).
    - any writing to paging ... port 7FFD (accept only A15=0 + A1=0 + IORQ=0 + WR=0) ... MF128 memory, connect ZX rom. Writed value is ignored/ ...
    velesoft velesoft July 2012 Hardware
  • Problem with Page 7I've been experimenting with running code in page 7 (+3) from BASIC and I seemed to have got it sorted out but then it all went wrong. Firstly, I tr…

    ... resets, which go through the ROM 0 initialisation and clear all the ... . After a reset I'm paging out the stack as it ...
    Battle Bunny Battle Bunny January 2013 Development
  • The Disciple clone... doable?Hi. As a spectrum user in the 80's this was the dream interface all-in-one for me. I have a 48k+ and planning on get a 128K toast-rack later. Anyway…

    ... only occurring for a specific ROM at certain addresses, or otherwise ... test the contents of ROM by some means to determine ... able to trap execution within ROM 0, at all, which would probably ... (or we?) should prevent the paging in at 0x0001 from working ...
    zub zub February 2013 Hardware
  • BIN2BAS (load BASIC text into emulator) utilityI've nearly finished testing this. It allows a BASIC program to be loaded from a text file in any emulator which has a "load binary" option. I was wo…

    ... 's using the 128k Editor ROM 0 routine for syntax checking, so ... .

    To avoid any paging problems I've put the ... prior to calling any Editor ROM routines and putting it back ... not only in a different ROM, it's at a different ...
    Battle Bunny Battle Bunny April 2013 Sinclair Basic
  • Enable 128kB paging in emulatorFrom Zx Spectrum documentation ([url]http://www.worldofspectrum.org/faq/reference/128kreference.htm[/url]) [CODE][SIZE="1"]When memory is being pag…

    ... a .z80 snapshot where paging was disabled before saving ... change ram page, videoram, rom.... See command SNAPLOAD in ... ram 0-7 as color 0-7
    -line 2 = rom 0(black ... )/1(blue)
    -line 3 = vram 0(black ... /> -line 4 = lock 0(black)/1(red)
    ...
    velesoft velesoft June 2013 Emulators
  • A loading screen for Mr. HeliWell, I've managed, once more, to make another pic in less than two weeks with ZX Paintbrush tool from Klaus Jahn and show it for all of you. As seve…

    ... /> ;
    ld bc, $7ffd ; memory paging address for 128/+2 models ... , %00110000 ; bit 4: 0=ROM 0 (128K Editor), 1=ROM 1 (48K BASIC).
    0=48K Mode. [Always 0 on 48K Spectrum]
    jp jp June 2013 Games
  • A loading screen for Mr. HeliWell, I've managed, once more, to make another pic in less than two weeks with ZX Paintbrush tool from Klaus Jahn and show it for all of you. As seve…

    ... /> ;
    ld bc, $7ffd ; memory paging address for 128/+2 models ... , %00110000 ; bit 4: 0=ROM 0 (128K Editor), 1=ROM 1 (48K BASIC).
    0=48K Mode. [Always 0 on 48K Spectrum]
    Ivanzx Ivanzx June 2013 Games
<1234567…34>

Latest Posts

  • European Software Titles with an English version
    harriusherbartio on 12:06PM
  • How Do You Categorize Your Speccy Software and Games?
    harriusherbartio on 11:21AM
  • Fixed Speccy Software. And which games remained unfixed?
    harriusherbartio on 11:01AM
  • I am currently watching.....
    Paradigm Shifter on 12:49AM
  • New video about S-video modification on Issue two 48K Spectrum.
    Renegade 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
  • 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

HitBox

Word Docs Hits
paging 1.7K 2.4K
rom 15.6K 29.7K
0 940.2K 1M

Related Threads

  • ANNOUNCE: Fuse 0.6.1, libspectrum 0.2.0, fuse-utils 0.6.1I'm pleased to announce the release of the Free Unix Spectrum Emulator (Fuse) 0.6.1, which is now available from its [url="http://www.srcf.ucam.org/~…
  • Fuse 0.5.1 and libspectrum 0.1.0 releasedVersion 0.5.1 of Fuse, the Free Unix Spectrum Emulator, is now available from its homepage, [url="http://www.srcf.ucam.org/~pak21/spectrum/fuse.html"…
  • ANNOUNCE: Fuse 0.6.1.1, libspectrum 0.2.0.1Hi all.<br /> <br /> The recently released Fuse 0.6.1 and libspectrum 0.2.0 contained a couple of moderately serious bugs:<br /> <br /> * The SVGAlib…
  • Release candidates for Fuse 0.7.0 and libspectrum 0.2.2Hi all.<br /> <br /> Release candidates for [url="http://fuse-emulator.sourceforge.net/fuse-0.7.0pre1.tar.gz"]Fuse 0.7.0[/url] (and [url="http://fuse…
  • (Belated) ANNOUNCE: Fuse 0.7.0 and libspectrum 0.2.2 releasedThe Fuse team is pleased to announce that release of Fuse 0.7.0, the associated utilities and version 0.2.2 of the Spectrum emulator support library,…
  • ANNOUNCE: Fuse 0.6.0 and friendsThe Fuse team announce the release of version 0.6.0 of Fuse, along with version 0.6.0 of the Fuse utilities and version 0.1.1 of libspectrum, the Spe…
  • ANNOUNCE: Fuse 0.6.0 for Mac OS XHot on the heels of the UNIX release of Fuse 0.6.0, the native Mac OS X port is now released.<br /> <br /> It has all the great features of Fuse 0.6.…
  • ANNOUNCE: Fuse 0.6.0.1 (security fix)Fuse 0.6.0 has been found to contain a small security hole in the TRDOS disk handling code. Due to multiple race conditions, it is (in theory) possib…
  • ANNOUNCE: Fuse For Mac OS X 0.6.0.1 (security fix)The Mac OS X version of the Fuse 0.6.0.1 security patch release is complete and should be available shortly from WoS and the Fuse homepage:<br /> <br…
  • Beta versions of Fuse 0.6.2 and libspectrum 0.2.1 availableDear all,<br /> <br /> The Fuse team is pleased to announce the release of a beta version of the upcoming 0.6.2 release of Fuse and the Fuse utilitie…

Related Searches

  • betadisk rom
  • betadisk rom line
  • alternative rom
  • r forum loading error 0 1
  • r tape loading error 0 1
  • speccy 4 0
  • rom
  • rom defekt
  • rom substitute
  • rom spectrum 128k 2
  • 2a new rom
  • forth rom
  • rom paging
  • rom paging in basic loader
  • 128k rom paging in basic loader
  • spanish 2a 2b 3 rom version 4 0
  • zx spectrum rom paging fails
  • zx spectrum rom paging
  • shadow rom paging
  • se basic 0 94b rom

Copyright © 2024 World of Spectrum