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 0.012s
<1…18192021222324…34>
  • Compact Flash adapterIm think about getting "making if I have too" a cf adapter what does everyone else use ? any info would be great... so far I found a diy "simple" i…

    i cut my cf socket off a 4-in 1 ... euro for the 2 +3 rom chips.

    Good Luck ...
    nuggetreggae nuggetreggae June 2009 Hardware
  • Goldfinch - an open software stack for mass storageYep, another pet project of mine to compete with all the others I've started. But hey, if I didn't get distracted by things like this I'd just get di…

    ... . Suppose we constructed an 8k rom containing a z88dk stdio core ... 's main disk device in rom. Then any program written to ... the stdio core from this rom could be run and access ... , another group direcory managemnt, another socket-related. The device driver can ...
    Alcoholics Anonymous Alcoholics Anonymous June 2009 Announcements
  • Rom upgrade(s) for the Humble spectrum +2 (not 2a or 2b)Hello there my fellow forum chummies, I was thinking today, after reading all this lovely rom burnery stuff, is there a way I could update the ROM o…

    ... ROM switcher, perhaps even a rom expander but tapping into the Z80 socket ...
    Zetr0 Zetr0 June 2009 Hardware
  • Interface One - New FunctionalityAs you may (or may not) be aware the Interface One is a pretty powerful piece of kit. One of it's greatest features is being able to easily extended …

    ... F_piend ;Exit
    fe1 RST calbas
    DEFW 7833 ; ... /> PUSH BC
    RST calbas
    DEFW 7833 ... a call in 48K Spectrum ROM
    jumpo DEFW ... the DEFW in 48K Spectrum ROM
    [/CODE]
    roko roko July 2009 Development
  • +3 Centronics port: How does it work?I've been trying to follow the code with Fuse's debugger and I can't see it writing anywhere except to port 0x1ffd. It also jumps through some fairly…

    ... routine from the +3 ROM 1. I've got ... 4 when BASIC is in ROM 1
    ; use ... ,20 when BASIC is in ROM 3
    di ;
    ROM 1
    ; use ... 4 when BASIC is in ROM 3
    out ( ... not pressed

    rst 08h ; error L
    defb ...
    chev chev July 2009 Hardware
  • So what about ethernet and ZX BASIC?Well, as of about 5 minutes ago, ZX BASIC for the first time properly wrote some packets to the network! OK, so it isn't perhaps 100% what Andrew Ow…

    ... up to 4 buffers (each socket needs its own buffer, and ... flash contains the base ROM, which has the socket library. The next ...
    Winston Winston July 2009 Hardware
  • ANN: ResiDOS v2.25 and +3e ROMS v1.38 releasedA major new release of ResiDOS, v2.25, is now available! The most important new features are commands and functions allowing new extended streams an…

    ... mode with 16kB paging in rom area (similar as MB02+). Each ... must be replaced with RST #xx. On RST adress is OUT 227 ...
    velesoft velesoft July 2009 Hardware
  • ANN: ResiDOS v2.25 and +3e ROMS v1.38 releasedA major new release of ResiDOS, v2.25, is now available! The most important new features are commands and functions allowing new extended streams an…

    ... mode with 16kB paging in rom area (similar as MB02 ... be replaced with RST #xx. On RST adress is OUT ... [*]Initially, copy of BASIC ROM (eg RAM bank 0 for ... error, which causes a RST 8 (switch to ResiDOS ... obtain error code (embedded after RST 8 ).
    [*]ResiDOS ...
    glancaster glancaster July 2009 Hardware
  • Interface One - New FunctionalityAs you may (or may not) be aware the Interface One is a pretty powerful piece of kit. One of it's greatest features is being able to easily extended …

    [QUOTE=RST#08;367745]It's a ... the Spectrum with an unfinished ROM so Dr Ian Logan had ... write a work-around shadow ROM in the first place. You ... routine without using a shadow ROM. Just PUSH the address of ...
    chev chev July 2009 Development
  • Interface One - New FunctionalityAs you may (or may not) be aware the Interface One is a pretty powerful piece of kit. One of it's greatest features is being able to easily extended …

    ... the Spectrum with an unfinished ROM so Dr Ian Logan had ... write a work-around shadow ROM in the first place.[/QUOTE ... possibilities: 1 the hardware solution (RST 8 ) was there already and ...
    roko roko July 2009 Development
  • Interface One - New FunctionalityAs you may (or may not) be aware the Interface One is a pretty powerful piece of kit. One of it's greatest features is being able to easily extended …

    ... were never paid for the ROM), and he had written ... the Complete Spectrum ROM Disassembly with Dr Frank ... O'Hara. Replacing the ROM wasn't an option because ... code in the original ROM is truncated it was ... commands and the RST 8 routine. The IF1 ROM is as ...
    chev chev July 2009 Development
  • Interface One - New FunctionalityAs you may (or may not) be aware the Interface One is a pretty powerful piece of kit. One of it's greatest features is being able to easily extended …

    [QUOTE=RST#08;368004]If the original ROM had been 'complete', then there ... />
    No. If the original ROM had been complete it would ... /> Disagree entirely. Aside from the ROM, it is complete. It has ...
    chev chev July 2009 Development
  • Interface One - New FunctionalityAs you may (or may not) be aware the Interface One is a pretty powerful piece of kit. One of it's greatest features is being able to easily extended …

    ... peripherals to stop the main ROM from being selected. Peripherals have ... more flexible than trapping the RST 08 error routine, and to ... OUT instructions instead of trapping RST 08. This way it would ... accessed by BASIC (with the RST 08 trapping method, only one ...
    Winston Winston July 2009 Development
  • Interface One - New FunctionalityAs you may (or may not) be aware the Interface One is a pretty powerful piece of kit. One of it's greatest features is being able to easily extended …

    ... of a similar trap to RST 8, but a one ... do it after the main ROM has done sufficient initialization, ... which means the main ROM needs to signal in ... instruction (but the peripheral ROM would have to start executing ... harder - letting the main ROM start and get its ...
    Winston Winston July 2009 Development
  • Opus DiscoveryI've got an opus dicovery 1 with 2 x 3 1/2" drives. I used it many times on my 48k but it doesn't work with my 128k toastrack. It also had some sort …

    ... from FLASHing RAMs! The socket for the ROM chip inside the Opus ...
    roko roko August 2009 Hardware
  • divIDE & Joystick interface / other peripheralsHi, Anyone on here with a divIDE, managed to get the divIDE to play nice with a Kempston joystick interface; specifically - a RAM Turbo joystick int…

    ... both having a ROM. When the Spectranet ROM is paged in ... port from paging a ROM, because the interface on ... (followed by the Spectrum ROM). The Spectranet CPLD keeps ... or not.

    RST 8 traps are a thornier ... Spectranet to disable all RST 8 traps. For use ...
    Winston Winston August 2009 Hardware
  • Should I buy a Sam Coupe?Hi folks I been interested with the Sam Coupe since Miles Gordon Technology released the SAM as the successor to the Spectrum. Are their any SAM us…

    ... were that the original Spectrum ROM couldn't be used for ... - PD emulators using the real ROM appeared within months, and the ... you an SD/MMC card socket for mass storage and Ethernet ...
    Quazar Quazar August 2009 Chit chat
  • Spanish ZX Spectrum+ 128KDoes anyone know what the differences are between the Spanish and the UK versions of the ZX Spectrum+ 128 ? A couple of people have reported that th…

    ... it's doing fairly normal RST 8 trapping (as used by ... at RetroEuskal on a Spanish ROM'd +2, and it worked ... yet hit part of the ROM that's different.
    Winston Winston August 2009 Hardware
  • General question about electronics I guess... (128k +2a)[Short question] When I very slightly put my finger on top IC15 on my +2A the TV picture becomes crazy and the spectrum acts if it just resets I don…

    ... I was testing the 2 ROM chips from another +2a
    rom chips are properly socketed? check that none of the socket ... had damaged one of the rom sockets
    guesser guesser August 2009 Hardware
  • 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…

    O.K., in that case, if I wanted to display text on the screen as part of my NMI function can I use the Spectrum ROM functions to do the display (RST 16 etc) or do I need to write my own function?

    Thanks

    Gareth
    garethadams garethadams August 2009 Development
  • 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…

    ... use the Spectrum ROM functions to do the display (RST 16 etc ... ) DivIDE connect external memory (8kB rom + 8kB ram)
    (at adress ... 102(#66) in DivIDE rom you must write instrustion RET ... use own font in DivIDE rom.

    - Is also possible ...
    velesoft velesoft August 2009 Development
  • 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…

    ... the Spectrum ROM functions to do the display (RST 16 ... use the ROM function. Read the Shadow ROM disassembly to ... I said, the Shadow ROM disassembly explains how this mechanism ... ROM is paged in is:

    [code]
    rst CALLBAS (actually, RST ...
    Winston Winston August 2009 Development
  • Tape loadersi understand how ROM tape loader works but i dont understand why it so 'complicated'. it measure time until two edges in signal appears. why it does…

    ... passive components between the RJ45 socket and the PHY proper - and ... space taken up in the ROM.
    Winston Winston 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…

    ... . Apart from the entry points, RST 8 and NMI, there's ... . They just go through the RST 8 entry point along with ... traps the LD_BYTES routine in ROM (by using that programmable trap ...
    Winston Winston September 2009 Development
  • +3 dead(!)Hi, When I turn on my +3 I see only white and black strips (vertical) on screen any idea on how to fix it? Thank you in advance Chris [IMG]http:…

    ... begin to fetch instructions from ROM.

    But ... as no ROM is connected, the Z80 ... which is the opcode of RST 38h

    ... ROM.

    So the next instruction to be execute is RST ... emulator, simply replacing the ROM file with a file ...
    mcleod_ideafix mcleod_ideafix September 2009 Hardware
  • using ic/chip holders ?advisable or not to put them in an original spectrum? I mean to save soldering in the future, if I'm gonna be having the machine fixed. I saw them …

    ... in steps: eg. unsolder/place socket for Z80, test (power up ... screen is enough), unsolder/place socket for ROM, test, unsolder/place sockets ...
    RetroTechie RetroTechie November 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 ... (hd_11),hl ; execute main2
    rst $08 ; by using the if1 ... code to call any shadow rom address
    ret
    ;
    out ($fe),a
    rst $10
    defw $0d6b
    jp jp December 2009 Development
  • just thinking about ...compo for zx 16k ? anyone ?

    ... 0xffff, which would be an RST 0x38 instruction, which is exactly ... /> In the empty space in ROM: will only let you jump ... /> In some other part of ROM that just happens to have ...
    gasman gasman December 2009 Development
  • What Z80 development tools do you use? What books?Hi. I've been meaning to do it for over 25 years, but.. better late than never :) I'm starting to learn machine code and am trying to get a developme…

    ...
    ld a,13 ;
    rst 10h ;print Return
    pop ... /> I've never used the ROM to do any screen printing ... ]A[/B] from above. Sinclair ROM aficionados will put you right ... a
    ret z
    rst 10h
    jr WrtMsg
    Chris Pile Chris Pile January 2010 Development
  • What Z80 development tools do you use? What books?Hi. I've been meaning to do it for over 25 years, but.. better late than never :) I'm starting to learn machine code and am trying to get a developme…

    ...
    ld a,13 ;
    rst 10h ;print Return
    pop ... /> I've never used the ROM to do any screen printing ... ]A[/B] from above. Sinclair ROM aficionados will put you right ...
    xyzzy xyzzy January 2010 Development
<1…18192021222324…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
rst 1.2K 2.5K
socket 4.3K 6.2K

Related Threads

  • Hooky - hook ZX ROM and rewire RST and NMI to RAM - rantThis is a rather long rant. Not for short tempered. :) The objective is to hook into RST "vectors" and NMI on a Spectrum without affecting the normal…
  • 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 …
  • 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…
  • earphone socketI have trouble getting a good level out of the ear socket for saving games. Anyone else have this problem? Anyone know how to boost it?
  • 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 …
  • Spectrum ROMI downloaded some text files (they are actually the spectrum ROM files but in text) which can be compiled using TASM (or soemthing). I read on WOS th…
  • Rom Cartridges Wanted - ?25 to ?35 for each title!Hi<br /> <br /> I am after any Sinclair Interface 2 Rom Cartridges that anyone wants to part with! I will pay ?35 for any Ultimate title or ?25 for t…

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
  • rst bus reset rom
  • rst rom
  • rst rom bus
  • rom rst
  • rom socket
  • guesser rom socket switcher
  • guesser rom socket
  • rst 38 rom disable
  • rst 38 rom

Copyright © 2024 World of Spectrum