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Search Again :: Adv Search 1000 results in 0.026s
<1…16171819202122…34>
  • is it possible to display code being loaded in a loader?hi, is it possible to display code being loaded in a loader?

    ... use about half of the ROM routines pulse length, and that's ...
    zPasi zPasi September 2015 Development
  • Calling owners of Spanish +3s againSorry to be such a pest :) This time I'm looking for anyone with a Spanish +3 (or original pre-1988 +2A). As far as I can tell these all had ROM chip…

    ... as a 4.0 ROM:

    ROM 0 (16K):
    CRC32: ... MD5: 59b52b6a15f6669ef888920b6cb3c7ef

    ROM 1 (16K):
    CRC32: a8ac4966: SHA1: ... MD5: 80513fbdf50a2c3ac1d9c188abc80edc

    ROM 2 (16K):
    CRC32: f6bb0296: SHA1: ...
    zub zub October 2015 Hardware
  • Calling owners of Spanish +3s againSorry to be such a pest :) This time I'm looking for anyone with a Spanish +3 (or original pre-1988 +2A). As far as I can tell these all had ROM chip…

    ... v4.0 English ROM[/b]:

    ROM 0 (16K):
    CRC32 ... MD5: a8fbf1c73f90046858728b88e7be588d

    ROM 1 (16K):
    CRC32: d1e6c2d1: SHA1: ... MD5: 5d107934d363de7e36ba12117c6abd34

    ROM 2 (16K):
    CRC32: f1d5c1d3: SHA1: ...
    zub zub October 2015 Hardware
  • price of magik lenslock ?After some time playing this text adventure I saved my progress to tape, but when restoring I came across what seems to be a lenslock protection, is …

    ... redirects load/save to use ROM routines.....

    http://nugget.no ...
    nuggetreggae nuggetreggae November 2015 Games
  • Interface 1 - RS232 question.I am thinking about doing some Spectrum stuff based around the RS232 port used on the Interface 1. Has anyone had any joy doing this with an emulator…

    A few emulators do support using the ROM routines to talk to a serial port or a file. I suspect that none of them actually let you bit bang the serial port pins because it would be hopelessly slow and not run with the proper timings anyway.
    guesser guesser November 2015 Development
  • 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. It´s working on TR-DOS v4 / Betadisk 48k: C…

    ... Beta Hardware 48k / 128k and ROM-handling is different:
    ... must page out the ROM after doing calls to ... TR-DOS v5 the called ROM-routines itself seem to page ... out the TR-DOS ROM on return.

    ROM, I though these "5 ...
    Luzie Luzie December 2015 Hardware
  • Spectrum Screen RAM layoutHi there The spectrum screen layout is rather odd. It seems to be arranged into 3 256 byte groups. If I have an x (horizontal) coordinate (from…

    I wouldn't touch the ROM routines to be honest.

    ( ...
    rich_chandler rich_chandler December 2015 Development
  • Did you choose to have a Speccy or did it just happen that way?A strange question I know, but, the reason I ask is that when we (my family) were looking to buy a computer non of my mates had computers and non of …

    ... me "Don't get the 16K version, make sure you get the ...
    rich_chandler rich_chandler January 2016 Games
  • Animation loopHi. How would you read from a lookup table and cycle through the animations when a key is pressed it's Just the loop example i'm interested in not…

    ... 're reading sprite data from ROM) and use:
    [code]
    ROM routines, or if you're waiting ...
    GReW GReW January 2016 Development
  • Comparison of RS232 port on Interface 1 with that on Spectrum +3/+2AHi everyone, I'm writing a tool (in machine code) to transfer data (for example, an emulator snapshot) between a PC and a real ZX Spectrum, over t…

    ... Spectrum side, I use the ROM routines, which (if I understand how ...
    Georgeo Georgeo February 2016 Development
  • Comparison of RS232 port on Interface 1 with that on Spectrum +3/+2AHi everyone, I'm writing a tool (in machine code) to transfer data (for example, an emulator snapshot) between a PC and a real ZX Spectrum, over t…

    ... Spectrum side, I use the ROM routines, which (if I understand how ... cause bytes to get lost. ROM code is the reason why ...
    tstih tstih February 2016 Development
  • 128K programmingDoes anyone know any good resources on assembly programming for the 128? All I'm after is an "idiot's-getting-started-guide" on how to utilise the…

    ... really to change the ROM for the 48K one either ... and the rest of the ROM routines work but with bank- ... and also use all the ROM calls and normal interrupts.

    The only ROM routine I'd use is ... the same place in the ROM on every machine, and ...
    joefish joefish February 2016 Development
  • 128K programmingDoes anyone know any good resources on assembly programming for the 128? All I'm after is an "idiot's-getting-started-guide" on how to utilise the…

    ... your own input routines etc you can just the ROM routines as normal ...
    guesser guesser February 2016 Development
  • Are turbo loaders worth it?I found turbo loaders fascinating and I've spent quite some time disassembling and trying different types, and they work great when I load the games …

    ... as it uses the standard ROM routines to save. I was using ...
    leespoons leespoons March 2016 Development
  • Are turbo loaders worth it?I found turbo loaders fascinating and I've spent quite some time disassembling and trying different types, and they work great when I load the games …

    ... as it uses the standard ROM routines to save. I was using ... ![/quote]

    The loading routines are custom though aren't ...
    RobeeeJay RobeeeJay March 2016 Development
  • Are turbo loaders worth it?I found turbo loaders fascinating and I've spent quite some time disassembling and trying different types, and they work great when I load the games …

    ... as it uses the standard ROM routines to save. I was using ... ![/quote]

    The loading routines are custom though aren't ... perhaps it was just the ROM routine called from machine code ...
    leespoons leespoons March 2016 Development
  • Lode Runner, incompatibility with +2A models, help appreciated!I bought this game several months ago and when I tried in my +2A, discovered that it has incompatibility with it. Could anyone looking into it to se…

    ... before PadLock) use bytes from ROM to decode data.
    (set ... if to try load original rom on page 0 and switch ... ???
    ( only I remember some rom routines corrupt data at first five ...
    goodboy goodboy March 2016 Games
  • NEW GAME - Thunderturds 2 (16K edition)[img]http://forum.retro-computers.co.uk/uploads/default/original/1X/4b5e63f7039987ca157e693f5ab4eb278df60038.gif[/img][img]http://forum.retro-compute…

    16k version this mate, enhanced version is in progress, there will be different tasks each level on the full edition.

    Keep the ideas and suggestions coming.
    daveysludge daveysludge April 2016 Brand new software
  • Where can I find accurate ROM functions map?Basically so I can avoid reinventing the wheel and just CALL rom if there is function there (for example, $203C, print function) that does exactly wh…

    http://www.users.globalnet.co.uk/~jg27paw4/pourri/rom-routines.txt

    which is a section from this:

    http://www.users.globalnet.co.uk/~jg27paw4/pourri/0-surc-contents.htm
    Battle Bunny Battle Bunny April 2016 Development
  • Where can I find accurate ROM functions map?Basically so I can avoid reinventing the wheel and just CALL rom if there is function there (for example, $203C, print function) that does exactly wh…

    Re-writing simple(ish) ROM routines is a great way of learning/getting used to Z80 coding.
    rich_chandler rich_chandler April 2016 Development
  • Faster Manic MinerHey, dudes. I've been fiddling around trying to wring more speed out of this game recently. I've replaced the LDIR buffer copying routines with s…

    ... there been a pretty passable 16K version? Or was that just [i ...
    joefish joefish May 2016 Development
  • New K-MOUSE 2016-LPI plan make new PCB version of K-MOUSE 2016. This version will oneboard, horisontal, without cinch connector. "LP" at end sign LOW PRICE. Price of ho…

    ... /code in low 16kB (zx rom area, divmmc system, system in ... cause stability of all zx rom routines as LOAD,SAVE,keyboard test ...
    velesoft velesoft July 2016 Hardware
  • I'm writing an Operating SystemOkay this might seem like a bait thread, but I am legitamately interested in figuring out how to write a multi-process system for the ZX Spectrum (no…

    ... have to reuse the existing ROM routines (which you can't change ... be to build a new ROM, based on the OLD, that ...
    RMartins RMartins July 2016 Development
  • Treasure Hunt Toolkit by gw componentsAndy, When you return the other tapes you have i can let you have this one. Fazz

    ... :
    Treasure Hunt Tool-Kit (16k version) 1984 G.W. Components UK ... ;-)

    It's the 16k version, so I'm wondering whether ...
    Andrew Barker Andrew Barker September 2016 MIA/STP/SDP
  • Treasure hunt toolkitIs this still MIA or is it waiting to be processed ?

    @Grey Key, we have located the 16k version provided by Fazz. I replied to the other thread a few minutes ago.
    However I'm unsure if the 48k version may have been on the opposite side.
    Andrew Barker Andrew Barker September 2016 MIA/STP/SDP
  • Treasure hunt toolkitIs this still MIA or is it waiting to be processed ?

    The copy I have sent says 48k it is a backup copy so until I get a chance to go through my collection to scan the inlay & instructions I do not know the answer. I don't remember having a 16k version on the tape.
    grey key grey key September 2016 MIA/STP/SDP
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HitBox

Word Docs Hits
rom 15.6K 29.7K
routines 5.1K 6.5K
16k 5.5K 7.7K
version 54.5K 78.6K

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