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 0.016s
<1…17181920212223…34>
  • DivIDE QuestionHi all, I've been trying to work out how the DivIDE works and after reading and re-reading the DivIDE programming model document by Zilog I think it…

    ... can use the ROM function. Read the Shadow ROM disassembly to ... has a trapped address for paging its rom *out* as well.
    ROM disassembly explains how this mechanism ... pattern for calling ROM routines when the Spectranet ROM is paged ...
    Winston Winston August 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…

    ... using the standard ROM font via some cunning paging tricks on startup ...
    gasman gasman September 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 t ... 1000x (bad hardware). Also 128rom (rom 0) contain from adress 0 ... wait loop from original ZX128 rom, you can use same:

    - compatibility with 128 rom (autodetection) as on FATWARE 128 ...
    velesoft velesoft September 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…

    ... complete going to the normal ROM interrupt address, or it could ... />
    My thoughts on 128K paging are to use the method ...
    Winston Winston October 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…

    ... all the same as the ROM, the paging has actually not happened ... ROM 0 and ROM 1 and compare results.

    If the paging ... registers are locked, you still can compare your ROM (which ... handler, to deal off with paging. In a +3 the differences ...
    mcleod_ideafix mcleod_ideafix October 2009 Hardware
  • 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…

    ... a 48k machine then the paging will not have happened so ... have the value 128 (because paging occurred and the 48 was ... up known differences in the rom - I never came across anything ...
    nuggetreggae nuggetreggae October 2009 Hardware
  • RAM PagingCan anyone shed some light as to how RAM paging actually works, at a hardware level (so not POKE xxxxx stuff). I know about CE and OE lines on DRAMs …

    ... as to how RAM paging actually works, at a ... is employed to trigger the paging?[/QUOTE]

    ... />
    Essentially, the basic paging circuit comprises of the following ... top cause the flash rom to get selected if ... the Spectrum's ROM from being selected.
    Winston Winston December 2009 Hardware
  • Machine Code Microdrive File LoaderI've been experimenting with transferring games to run from microdrive. Typically I like to see a loading screen while things are happening, and I li…

    ... 's compatible with both [offical] rom issues - now weighing in at ... hl ; manipulate sp to handle paging errors
    ld (err_sp),hl ... code to call any shadow rom address
    ret
    ;
    jp jp December 2009 Development
  • Games not compatible with real grey +2There are many threads about Spectrum+3/2A incompatibility issues but what about grey +2? I've found that games like Marauder and Skate Crazy don't w…

    ... (because they call the memory paging ports). There are an even ... which require the original BASIC ROM (e.g. Travel With Trashman ... ). These are the original BASIC ROM and the UK 128 editor ... work with the original BASIC ROM).
    chev chev January 2010 Games
  • 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…

    ... 48K Basic ROM doesn't know about 128K memory paging, you have ... from the menu, 128K memory paging is completely disabled until the ...
    gasman gasman January 2010 Hardware
  • more memoryi dunno if this has been mentioned, apologies if it has (i cant be arsed to search :P) Ive just been reading about the zx81 and it popped into my he…

    ... require some kind of memory paging (such as what the 128K ... onwards had) as 16K ROM + 48K RAM used up the ... IO address to put your paging function on and unless software ... of it without a replacement ROM and then it gets really ... but it required a new ROM.
    BloodBaz BloodBaz January 2010 Hardware
  • more memoryi dunno if this has been mentioned, apologies if it has (i cant be arsed to search :P) Ive just been reading about the zx81 and it popped into my he…

    ... , but with memory paging in low 16kB as rom replacement. For example ...
    velesoft velesoft January 2010 Hardware
  • Platform Game Designer 2Right, with Telly Heroes out of the way, I've decided to have a second attempt at this. I've ditched the old PGD2 source, and started again with the…

    ... before, and with the memory paging of a 128 it would ... if a version as a rom would work I'm not ...
    BiNMaN BiNMaN February 2010 Development
  • Reading Kempston MouseI have been looking at Velesoft's design for the Kempston Mouse interface and am puzzled over the description for reading port 64223 (the Kempston mo…

    ... #FEDF last value writed to paging port #7FFD (32765) on ZX ... state of paging port !!! (all 8 bits = page number, videoram , rom...
    velesoft velesoft March 2010 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 …

    You should enable the correct ROM before making a call to ... ), AND make shure that the ROM you started from is enabled ... (128 ROM0) where no further paging of ROMs is done.
    roko roko April 2010 Hardware
  • Mistake in the 128K technical FAQ?[url]http://www.worldofspectrum.org/faq/reference/128kreference.htm[/url] [quote]Memory banks 1,3,5 and 7 are contended.[/quote] Really? I thought i…

    ... 16K headerless blocks at 0xC000, paging each RAM bank in turn ... the standard loading routines in ROM makes things quicker for emulator ...
    ajmoss ajmoss April 2010 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 ... make shure that the ROM you started from is enabled ... 128 ROM0) where no further paging of ROMs is done.[/QUOTE ... ),A ; switch to 128K rom (rom 0)
    LD BC,4514 ... ),A ; back to 48K rom (rom 1)
    POP BC
    bverstee bverstee April 2010 Hardware
  • Mistake in the 128K technical FAQ?[url]http://www.worldofspectrum.org/faq/reference/128kreference.htm[/url] [quote]Memory banks 1,3,5 and 7 are contended.[/quote] Really? I thought i…

    ... 16K headerless blocks at 0xC000, paging each RAM bank in turn ... the standard loading routines in ROM makes things quicker for emulator ... loading from tape? If a ROM routine runs, then (possibly contended ... impact on timing of the ROM routine. And tape loading is ...
    RetroTechie RetroTechie April 2010 Hardware
  • Resolution & Memory Question ...Hi, I'm hoping someone with some experience writing an emulator, or a vast knowledge of all things Spectrum can help me answer the following questio…

    0x0000-0x3FFF ROM
    0x4000-0x7FFF (Contended) User ... . As has been said, the ROM is at the bottom of ... of memory. There's no paging or vectoring or anything going ... -16383, 0000-3FFF) is the ROM.

    The next 16K ...
    joefish joefish April 2010 Emulators
  • Multiface One and DivIDE did not work togetherMultiface One and DivIDE did not work together. What is the reason? Micky

    ... prevents any downstream device from paging a ROM (as the address being ...
    Winston Winston April 2010 Hardware
  • TRD/SCL importer for MB02+ and PROFI INTERFACEHi all MB02+ users, I know this time noone of you will be able to use my new program, because with MB02+ you will also need Velesoft's PROFI INTERFA…

    ... CPLD chip and 512KB rewritable ROM it is a very powerful ... firmware also supports MB02+ memory paging, full Divide memory layout and ... . Velesoft has filled the internal ROM with ROMs not only for ...
    Hood Hood April 2010 Development
  • TRD/SCL importer for MB02+ and PROFI INTERFACEHi all MB02+ users, I know this time noone of you will be able to use my new program, because with MB02+ you will also need Velesoft's PROFI INTERFA…

    ... 4 pages (MBROM, BSDOS, TRDOS, ROM) meaning, you have only 448KB ... . The other thing is paging: MB02+ is paging in lower memory. Even ...
    Hood Hood April 2010 Development
  • converting ZX128 software for SAM COUPESAM COUPE is computer compatible with ZX48 model. Use same ports, same keyboard with compatible membrane, 64kB adress space with possibility connect …

    ... original software for ZX128. Only paging port #7FFD is rewrited to ... paging port contain only page number value 0-7(vram and rom ... OUT #7FFD. Result: software using paging port #81 is compatible with ... software use access to 48 rom. I use bit D4 on ...
    velesoft velesoft April 2010 Games
  • converting ZX128 software for SAM COUPESAM COUPE is computer compatible with ZX48 model. Use same ports, same keyboard with compatible membrane, 64kB adress space with possibility connect …

    ... to two 32kB blocks. Memory paging on ZX128 is only in ... SAM page 15
    - rewrite paging routine for work with SAM ... space 0-16384 instead ZX rom). This routines must work with ... must be emulated in ZX rom.
    velesoft velesoft May 2010 Games
  • Lunar Jetman and +3Has anybody got Lunar Jetman to work on native +3 mode? Converted to disk , will load up fine but freezes on blank screen before the game starts. Aft…

    ... -keys 48K rom before loading some older games (not just paging the ...
    zxbruno zxbruno May 2010 Games
  • Who can fix my Flash programmer code?I have a problem with some code, it doesn't work and I don't have any idea what it's trying to do, or failing to do! The code in question is the fla…

    ... line 627 ("ei") of his rom flash prog
    [19:19 ... something very silly: writing the paging ports directly without either setting ... system vars or resetting the paging bit in FLAGS
    [19 ...
    guesser guesser May 2010 Development
  • +3 how to detect if a file exist ?Need help. I am making a generic menu to my compilations over the spectrum +3. Exist some way programatically to detect if some file exists on the d…

    ...
    ;This consists of paging in ROM 2 to $0000-$3FFF and ... br /> 48896 DI ;While doing paging, Interrupts should be disabled
    paging port. 7FFD
    48904 ... with the address of the paging port. 7FFD
    48945 ...
    spodula spodula May 2010 Sinclair Basic
  • Some ROM/EPROM questions...I've got a ZX Spectrum +, a +2A and +3 computers, and I've been using +3e project ROMS for a while in my +3. I was thinking about using an EEPROM or…

    ... comes up! all loading from rom! :-) I do not have my ... stuck to winstons design, the paging happens on OUT 31,X ...
    nuggetreggae nuggetreggae June 2010 Hardware
  • KING OF PONG: Pong revisitedHello everybody. I'm proud to announce you that my last personal project for the ZX Spectrum, "KING OF PONG" is available to download here at WOS si…

    ... printer buffer to hold the paging routine, among other things. It ... is still used by the ROM during the game, and KOP ...
    mcleod_ideafix mcleod_ideafix June 2010 Development
  • Machine Code Microdrive File LoaderI've been experimenting with transferring games to run from microdrive. Typically I like to see a loading screen while things are happening, and I li…

    ... hl ; manipulate sp to handle paging errors
    ld (err_sp),hl ... code to call any shadow rom address
    ;
    ; oops, if1 ...
    jp jp June 2010 Development
<1…17181920212223…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

HitBox

Word Docs Hits
rom 15.6K 29.7K
paging 1.7K 2.4K

Related Threads

  • 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 …
  • 128 ROM paging alternativeWould this work (with the appropriate code in each ROM)?<br /> <br /> [code]<br /> ; 128 rom paging routine<br /> ; use rst 28h with call address sto…
  • Searching for correct Betadisk 48k TR-DOS v4.12 ROM (Save ROM via TRDOS-Prompt to Disk)Hi,<br /> <br /> I have two ROM-Files which should be read out from an original Betadisk 48 Interface TRDOS v4.12 (ROM-Size 8k).<br /> But when I …
  • WANTED Machinecode Routine for Paging in Betadisk TR-DOS v5 ROMI try to build a small MCode-program which writes the TR-DOS-ROM v4 / v5 to RAM adress 40000 an up.<br /> <br /> It´s working on TR-DOS v4 / Betadi…
  • Is it possible to run a single BASIC line via a ROM CALL of the Standard ZX 48k ROM?On: https://cygnus.speccy.cz/popis_trdos-assembler.php<br /> <br /> I found the following code:<br /> [code]<br /> CHADD equ 23645 ; Location of…
  • Currah uSpeech ROM Paging and BootyHi,<br /> <br /> When I emulated the Currah uSpeech for [url="http://www.inkland.org.uk/inkspector"]InkSpector2[/url], I made it page in its own RO…
  • New WoS CD-ROM Project[url="http://neuro.zensoft.net/woscd/"]http://neuro.zensoft.net/woscd/[/url]<br /> <br /> I'm about to embark on an ambitious project ... to create n…
  • Emulators and ROM'sHi - This is my first post here, although I have been visiting WoS for ages....<br /> I have been on quite a few multi-platform sites that offer down…
  • ROM cartridgeI forgot, I'm also after a cardridge to fit into my RAM Turbo interface, mainly to see if it works really. An ultimate one would be nice, but would …

Related Searches

  • betadisk rom
  • betadisk rom line
  • alternative rom
  • rom
  • rom defekt
  • rom substitute
  • rom spectrum 128k 2
  • 2a new rom
  • forth rom
  • 128k rom
  • rom 128k pentagon
  • rom peek 128k pentagon
  • rom peek 128k pentagon 004c
  • identify pentagon 48k 128k rom peek
  • paging rom 0
  • rom paging in basic loader
  • 128k rom paging in basic loader
  • zx spectrum rom paging fails
  • zx spectrum rom paging
  • shadow rom paging

Copyright © 2024 World of Spectrum