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<1234567…34>
  • Double-Buffer ScreenFor my Alien Breed Speccy re-write I decided to use a Double Buffer (DB) or 'Back Screen' to draw all the game action onto, before shuffling the whol…

    ... the screen memory as being at $C000, and always ensuring that the ... paged into ram at $C000 (ie. if screen 0 is on display, ram 7 would be ... a matter of switching the ram bank at $C000 and you're good to ... one of the screen banks at $C000 that is), meaning that you ...
    Marko Marko April 2014 Development
  • How did bank switching work on the 128K Spectrums?I'm new to Z80 and ZX Spectrum. So I was wondering how the 128+ models managed to work with more than 64K of memory? I'm somewhat familiar with h…

    ... the ordinary address space of $C000-$FFFF.

    Now the ... screen memory area is bank 5 (from 0..7) and the fixed middle ... machine up, bank 0 is paged in at the top of RAM. When it ... bank 5 or bank 7. The problem is, you can't actually make bank 7 ...
    joefish joefish October 2015 Hardware
  • +2 ramdisk - access in machine codeHow can you access the ramdisk in machine code? I've got a +2, and it seems the ramdisk has never been properly utilised. It would be a handy little…

    ... from the bottom of RAM and unsorted catalogue entries ... ; OR in BANKM (minus RAM page bits)
    ld e ... destok ; if in main 64k bank, stay there
    ld ... next logical page starts at $c000
    cp 7 ; determine next physical ...
    Alcoholics Anonymous Alcoholics Anonymous October 2006 Development
  • ANNOUNCE: Fuse for Mac OS X 0.7.0Following the release of Fuse 0.7.0 is the unsurprising release of Fuse for Mac OS X 0.7.0 which should be available for download shortly at the Fuse…

    ... 0.7.0 is the unsurprising release of Fuse for Mac OS X 0.7.0 ... which should be available for download shortly at the ... OS X, you should use 0.6.1.1 available from ...
    Fred Fred July 2004 Emulators
  • MacFuse 0.7.0: performance and TR DOS problemsI can't praise Fuse enough for being such a comprehensive emulator that' still updated regularly. I'm grateful for all the new features in version 0.…

    ... the new features in version 0.7.0 like the support for many ... worse in comparison to version 0.6.1:
    - Speed performance ... 0.6.1 it runs smoothly at a steady 100% whereas in 0.7.0 ...
    Paul van der Laan Paul van der Laan September 2004 Emulators
  • ZXSpin 0.7 public testingOk, now that the private testing phase is over, I need to get more people testing ZXSpin 0.7 I am not terribly interested in emulation problems, bec…

    ... get more people testing ZXSpin 0.7

    I am not ... , SuperEagle) are implemented and work at any resolution. Scanlines will increase ...
    Dunny Dunny October 2009 Emulators
  • ZXSpin 0.7 AVI recording woes.I've been trying to record AVI from ZXSpin 0.7, but can't get it to work. No matter what codec I pick, the emulator crashes. I installed and tried th…

    ... to record AVI from ZXSpin 0.7, but can't get it ... it just states; "Access violation at address ... in module 'xvidcore.dll ...
    Ersh Ersh January 2016 Emulators
  • Debian linux on a Speccy!Ok, not [i]quite[/i] what you're expecting, but very cool nonetheless. [url]http://www.retrothing.com/2009/04/modding-a-sinclair-zx-spectrum-to-run-…

    ... the Spectrum will need a RAM bank at 0x0000-0x3FFF.
    [/QUOTE]
    RAM starting at 0x0000, so you'll ... RAM. On a 128 you can use the shadow screen in bank 7 ... screen at all (particularly on a 48, where the video RAM would ...
    John Elliott John Elliott April 2009 Hardware
  • upgrades what you looking for?i start working for upgrades for ZX, but i'm Atari specialist and i don't know exactly what you need for ZX. On the moment i have DIVIDE in stock, an…

    ... exposing a single 16K bank at addresses 0-16383 at any one moment. ... connector that swaps out the RAM, unless anyone knows different ... a PC into the RAM that the Spectrum's ... still only expose 16K at a time to the ... and writes it into RAM, then switches back to ...
    joefish joefish May 2009 Hardware
  • upgrades what you looking for?i start working for upgrades for ZX, but i'm Atari specialist and i don't know exactly what you need for ZX. On the moment i have DIVIDE in stock, an…

    ... exposing a single 16K bank at addresses 0-16383 at any one moment.[/ ... you overwrite both rom and ram.. It's not limited ... a PC into the RAM that the Spectrum's ... connection and writes it into RAM, then switches back to ... from a PC into the ram...

    16K ...
    zxbruno zxbruno May 2009 Hardware
  • TrackSuit Manager Updated?Hello everybody.:p I'm new in this forum, and i would like to know if anyone has information concerning the existance of a TrackSuit Manager update?:…

    ... window that has Address (0-65535) anda Value (0-255). It also ... has an option for "override paged bank at $C000", that ...
    Faneka Faneka January 2010 New game ideas
  • Release candidates for Fuse 0.7.0 and libspectrum 0.2.2Hi all. Release candidates for [url="http://fuse-emulator.sourceforge.net/fuse-0.7.0pre1.tar.gz"]Fuse 0.7.0[/url] (and [url="http://fuse-emulator.so…

    ... .sourceforge.net/fuse-0.7.0pre1.tar.gz"]Fuse 0.7.0[/url] (and [url ... ="http://fuse-emulator.sourceforge.net/fuse-utils-0.7 ... ://fuse-emulator.sourceforge.net/libspectrum-0.2.2.pre1.tar.gz ... "]libspectrum 0.2.2[/url] are now ...
    Philip Kendall Philip Kendall July 2004 Emulators
  • (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 that release of Fuse 0.7.0, the associated utilities and version ... 0.2.2 of the Spectrum ...
    Philip Kendall Philip Kendall July 2004 Emulators
  • Spin 0.7 & SpecEmu 3.1 download locations?Hello All, Links on WoS are not available for Spin 0.7 & SpecEmu 3.1 are there "proper" download locations for these two emulators? I can't find eit…

    Hello All,

    Links on WoS are not available for Spin 0.7 & SpecEmu 3.1 are there "proper" download locations for these two emulators? I can't find either via search engines :(
    Korinel Korinel March 2013 Emulators
  • Zero 0.7 / Zero 0.6.5 releasedAfter months of grueling work, I?m proud to announce the Vanilla version of Zero, which is a regular Windows version of the emulator. I?ve tried to m…

    ... /> + Plain vanilla windows (v0.7)!
    + Implemented correct cold boot ... completely resizable (polomint) (v0.7)
    + Made the ... resizable vertically (polomint) (v0.7)
    + Added shortcut ... aesthetically correct screen dimensions (0.7).
    * The last ...
    Arjun Arjun January 2015 Emulators
  • Issue 1 16K RAM bankFolks, I recently had a chance to fix a couple of Issue 1 boards, and learned the hard way that the chips in the 16K RAM bank have a different place…

    ... the chips in the 16K RAM bank have a different placement when ... from 2 up have the ram chips lined up the most ... meaningless reports from the Fruitcake RAM tester, I finally checked all ...
    Falco-F8L Falco-F8L January 2015 Hardware
  • Zero 0.7.1/0.6.6 releasedA quick update with fixes for a bunch of issues: ? Fixed issues in load and save binary dialog boxes (serbalgi) ? Fixed issues with going fullscreen…

    ... going fullscreen in GDI (serbalgi) (0.7.1)
    ? Fixed crash issue ... in fullscreen ? directX only (hikoki) (0.7.1)
    ? Fixed ULA Snapshot ...
    Arjun Arjun January 2015 Emulators
  • Debian linux on a Speccy!Ok, not [i]quite[/i] what you're expecting, but very cool nonetheless. [url]http://www.retrothing.com/2009/04/modding-a-sinclair-zx-spectrum-to-run-…

    ... the Spectrum will need a RAM bank at 0x0000-0x3FFF.

    But ...
    ajmoss ajmoss April 2009 Hardware
  • Casstte 50 compilation emulator game questionHi - Hope this is the right place to put this question? Wasn't sure? But I have just downloaded the 'Cassette 50' compilation from wos but can't w…

    ... "
    100 PRINT AT 5,0;"7 Startrek ": PRINT AT 5,14;"8 Martian ... AT 4,14;"6 Bowls ": PRINT AT 5,0;"7 Raiders "
    470 PRINT AT ... AT 7,0;"11 Inferno "
    510 PRINT AT 7,14;"12 Nim ": PRINT AT 8,0 ...
    fog fog August 2011 Games
  • Casstte 50 compilation emulator game questionHi - Hope this is the right place to put this question? Wasn't sure? But I have just downloaded the 'Cassette 50' compilation from wos but can't w…

    ... "
    100 PRINT AT 5,0;"7 Startrek ": PRINT AT 5,14;"8 Martian ... AT 4,14;"6 Bowls ": PRINT AT 5,0;"7 Raiders "
    470 PRINT AT ... AT 7,0;"11 Inferno "
    510 PRINT AT 7,14;"12 Nim ": PRINT AT 8,0 ...
    Dunny Dunny August 2011 Games
  • Best Z80 Assembler for PC?There's probably already a thread for this so if somebody could please point me at it I'd appreciate it. If there isn't then please respond here wit…

    ... the different banks with ORG $C000
    The program changes the ... each code in the correct bank at $C000 address.

    I think ...
    climacus climacus February 2016 Development
  • RAM paging and port usageDear users and developers, I'm just trying to find some detail information about RAM paging on the Spectrum 128 and later models, especially those a…

    ... the first 8 RAM pages (RAM 0..RAM 7) is paged at address C000..FFFF, page 5 ... and 7 of port 7ffd are also used to select the RAM bank ... for paging at address C000..FFFF.
    Now ...
    clausjahn clausjahn June 2008 Hardware
  • ZX Spin assembler - where am I going wrong?I'm trying to use the assembler in ZX Spin, but I'm getting error messages. Here's a screenshot of the first simple program I'm trying to get workin…

    ... RAM7 will be at $C000, so your code went into RAM bank 7, since you ... actually run a program, RAM bank 0 is paged into $C000 instead!
    < ... ORG RAM0:0
    [/code]

    Since each RAM bank is 16K ... you need to assemble into RAM 0 at 49152 in +3 mode, ...
    Marko Marko October 2007 Development
  • Dangerous Z80 Assembly CommandHave been reading Toni Bakers' "Mastering MC On Ya Speccy" book and came across the list of Z80 commands in the dictionary section. Page 102 "[b]IM…

    ... it is actually loaded into RAM Bank 0.

    When you ... "" CODE etc.. you always see Bank 0 inserted at $C000 - $FFFF.

    ... editor always pages in Bank 7 back into $C000-$FFFF (according to ... the 128K editor, is bank 7 paged in! This explained ...
    Digital Prawn Digital Prawn March 2008 Sinclair Miscellaneous
  • +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 …

    ... 0-2: RAM bank (0-7) to page into memory map at $C000.
    ; Bit 3 : 0=SCREEN 0 ... (normal display file in bank ... display file in bank 7).
    ; Bit 4 : 0=ROM 0 (128K Editor ...
    jp jp January 2011 Games
  • another faulty zx spectrum +2 to fix!!!Hello to all, I'm new here... I have got a faulty +2 (gray) and start to try fix it... I have read the treads of xaris_sm and Pluto63 as background…

    ... bases with the remain old ram...[/QUOTE]

    ... have a working contended RAM bank (which explains why you ... two bad addresses (0 and 7). The biggest problem now ... bad data line at C000-FFFF changes from 0 to 1.< ... data line at 8000-BFFF changes from 7 to 6 ...
    Falco-F8L Falco-F8L May 2013 Hardware
  • Basic Screen Shadow QuestionHello, I've been porting a game to the Spectrum from another platform. So far so good and I have per pixel screen scrolling working really nicely …

    ... .

    [code]screen_data EQU $C000
    attrib_data EQU $C800
    ld b, 7 ; Bank 7
    ld c, 8 ; Screen ... /> ; b = Bits 0-2: RAM page (0-7) to map into memory at 0xc000.
    pointblnk pointblnk August 2016 Development
  • Fire Ruby - More HelpI cant pass the spikes in the fire ruby by lawrence creighton, can someone please help? [ This Message was edited by: welsh_brawler on 2003-08-08 21…

    ... /> HAMM 52
    RAM 53
    EMPT 54 ... }Magnetic strip, name of bank -{6}the usual.
    RAM SAVE RL...RAM LOAD{6}{ ... 0
    MESSAGE 2
    DONE

    E _ AT 7 ...
    BadBeard BadBeard August 2003 Games
  • Want a Speccy Repaired?Maybe it's time to put my 'skills' to use.... Now that I've sourced some of the nastier transistors, I've fixed about 6 rubber keyed Speccys in the …

    ... +2 manual says that bank 2 starts from 32768. Should ... I assume it is (at least) broken. How are ... banks (0-7). Are the in same order IC17,IC18 = bank 0, etc ... and you've got dead RAM - apart from the little ... . From that I assumed at least some rams work, ...
    Timppa Timppa September 2005 Sinclair Miscellaneous
<1234567…34>

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HitBox

Word Docs Hits
mmm 586 641
ram 12.6K 21.4K
bank 3.6K 5.8K
at 189.3K 276K
c000 241 413
0 940.2K 1M
7 20.7K 32.5K

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