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<1…891011121314…18>
  • Biggest Game World?We all know that Elite was considered to be huge with it's 2000-odd star systems, and that Explorer was... well, crap with it's billions of locations…

    ... by Rockstar (when they were DMA).[/QUOTE]

    Yeah it ...
    Rebelstar without a cause Rebelstar without a cause August 2010 Games
  • TIMEX 2048: anybody can convert GIGASCREEN?Hi. Timex 2048 has stable GigaScreen (no flickering at all). I know there are several big TC2048 fans on the Forum. Could anybody write a viewe…

    ... velesoft.speccy.cz/data-gear/dma-multitech/timex-color-new. ... velesoft.speccy.cz/data-gear/dma-multitech/timex-multitech-viewer_source.zip ... ://velesoft.speccy.cz/data-gear/dma-multitech/07c.png[/img] ... ://velesoft.speccy.cz/data-gear/dma-multitech/00c.png[/img] ...
    velesoft velesoft August 2010 Development
  • About BMP2SCR and IFLI filesOne of my doubts with LCD's image tool program is what I can do with IFLI files (ZX 128 mode), once I've converted any image in this format. How can …

    ... example the MB02 interface with DMA.

    edit:

    zxbruno zxbruno August 2010 Sinclair Miscellaneous
  • About BMP2SCR and IFLI filesOne of my doubts with LCD's image tool program is what I can do with IFLI files (ZX 128 mode), once I've converted any image in this format. How can …

    ... Interface or DataGear with Z80 DMA. Please note that Multitech and ...
    LCD LCD September 2010 Sinclair Miscellaneous
  • 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…

    ... without FDC controller and without DMA.
    Some users not use ... virtual discs on HDD. And DMA is used only for real ...
    velesoft velesoft September 2010 Hardware
  • 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…

    ... connect small interface with FDD+DMA then will your hardware compatible ...
    velesoft velesoft September 2010 Hardware
  • 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…

    ... without FDC controller and without DMA.
    Some users not use ... virtual discs on HDD. And DMA is used only for real ...
    ingo ingo September 2010 Hardware
  • 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…

    ... HD FDD,RTC,8255 and DMA.
    velesoft velesoft September 2010 Hardware
  • ZX Spectrum on SunDown UK meetingHi there. :) Just a short note I put my beeper song made for two synchronized ZX Spectrums (6 channels) "Love Quest" into "Synth Music Compo" of Su…

    ... to the power of the DMA chip.

    [QUOTE=Mister ...
    LaesQ LaesQ September 2010 Sinclair Miscellaneous
  • ula bookula book is here: [url]http://www.zxdesign.info/book/[/url] can i post sam coupe stuff here - she kind of is a speccy if you stuff the speccy rom i…

    ... a bit odd connecting 3 dma to one audio chip ... whereas one dma could have acted like ... total redesign for processor and dma to access same ram ... />
    As to the 'DMA sound', it's something of ... from the main memory (via DMA) and can then use ...
    AndyC AndyC September 2010 Hardware
  • JSpeccy new releaseA new version of my Java based ZX Spectrum emulator has been released. The summary of new features is: - 128k/+2 ZX Spectrum emulation - AY-3-8912 …

    ... .[/QUOTE]

    Turning off DMA also solved crackling for me ...
    FrankT FrankT September 2010 Emulators
  • DMA interface for ZX Spectrum[url]http://velesoft.speccy.cz/data-gear.htm[/url] This is internal DATA-GEAR interface for any 8-bit computer with Z80CPU. Use Direct Memory Access…

    ... of some video of wokring dma for sam?
    no chance ... 90degrees to right rotate
    dma drvie ay8912 - can it play ...

    what benefit is dma for vector 3d stuff? freescape?
    Roger Jowett Roger Jowett September 2010 Hardware
  • DMA interface for ZX Spectrum[url]http://velesoft.speccy.cz/data-gear.htm[/url] This is internal DATA-GEAR interface for any 8-bit computer with Z80CPU. Use Direct Memory Access…

    ... 90degrees to right rotate
    dma drvie ay8912 - can it play ... br />
    what benefit is dma for vector 3d stuff? freescape ... ?[/QUOTE]

    Z80 DMA is usable only for fast ... . Is impossible use sprites with DMA. Also unusable for 3D graphic ...
    velesoft velesoft September 2010 Hardware
  • DMA interface for ZX Spectrum[url]http://velesoft.speccy.cz/data-gear.htm[/url] This is internal DATA-GEAR interface for any 8-bit computer with Z80CPU. Use Direct Memory Access…

    This kind of DMA isn't like a blitter. < ... those lost setting up the DMA hardware.

    In theory ... in memory and use the DMA to copy the section of ...
    JamesD JamesD September 2010 Hardware
  • DMA interface for ZX Spectrum[url]http://velesoft.speccy.cz/data-gear.htm[/url] This is internal DATA-GEAR interface for any 8-bit computer with Z80CPU. Use Direct Memory Access…

    ... the (Z80 compatible) gameboy. Without DMA it can measure frequencies up ... ZX Spectrum with DMA.

    Also the DMA could transfer data ... />
    A further ?se for DMA might be to define different ... of us?rs with a DMA containing interface to justify the ...
    ingo ingo September 2010 Hardware
  • Opinion on new 128K only gamesHello, Being new to the WOS community, I am unclear on the attitude towards 128K only software, that is; Is there a strong need to support the 48K m…

    ... [$42],a

    call dma
    call dma_map
    call ...
    ASM ASM October 2010 New game ideas
  • Turbo EspritWhat a classic game ! (I feel guilty now, this is now the top ranked game and Fairlight has disappeared down the list!) I still play this a fair bi…

    ... asked Mike Dailly (formally of DMA) about Turbo Esprit being an ...
    MartynC MartynC October 2010 Games
  • The Programmers Development System (PDS)Hi everybody, I recall this system has been mentioned several times on WoS forums. Last time was, I think, when those sources from Maz Spork (Buggy …

    ... A system known as DMA (Direct Memory Access) ... ) and using the DMA engine to transfer data ... rts

    ; ---------------------------------< DMA >---------------------------------

    ; > ... Words...

    dma
    add.l d3,d3 ...
    ASM ASM October 2010 Sinclair Miscellaneous
  • DMA interface for ZX Spectrum[url]http://velesoft.speccy.cz/data-gear.htm[/url] This is internal DATA-GEAR interface for any 8-bit computer with Z80CPU. Use Direct Memory Access…

    ... of some video of wokring dma for sam?
    no ... 90degrees to right rotate
    dma drvie ay8912 - can it ... />
    what benefit is dma for vector 3d stuff? freescape ... trasnfer then the 4mhz dma woudl be able to ... to sam scren$ the dma would come in very handy ...
    Roger Jowett Roger Jowett October 2010 Hardware
  • emulatorsplease help can we see clearly which emulator emaulates which hardware is there any that has a pc function key for the mulitface nmi button and the +…

    ... /> only real spectrum emulator has dma from mb-02+ support?
    Roger Jowett Roger Jowett October 2010 Emulators
  • emulatorsplease help can we see clearly which emulator emaulates which hardware is there any that has a pc function key for the mulitface nmi button and the +…

    ... - did it have a blitter/ dma to do this please?
    Roger Jowett Roger Jowett October 2010 Emulators
  • Games in machine codeHi everyone, How do go about doing multiple shots like a machine gun, do you have to store every x and y position of each bullet? When you kill som…

    ... /> Built in linaer and rectangle DMA.
    SYS instruction to communicate ...
    ASM ASM October 2010 Development
  • Games in machine codeHi everyone, How do go about doing multiple shots like a machine gun, do you have to store every x and y position of each bullet? When you kill som…

    ... br /> DMALF_MASK equ 1111111111111110b ; Start DMA linear fill.
    DMARF_MASK equ ... 1111111111111101b ; Start DMA rectangle fill.
    DMALC_MASK equ ... DMARC_MASK equ 1111111111110111b ; Start DMA rectangle copy.
    INTEN_MASK ...
    ASM ASM October 2010 Development
  • emulatorsplease help can we see clearly which emulator emaulates which hardware is there any that has a pc function key for the mulitface nmi button and the +…

    ... /> only real spectrum has dma from mb-02+ support?< ... of some video of wokring dma for sam?
    ... to right rotate
    dma drvie ay8912 - can it ...
    what benefit is dma for vector 3d stuff? freescape ... side efect on enulmator dma when loading from spectrum ...
    ASM ASM November 2010 Emulators
  • Z80 Based Laptop[url]http://www.retroleum.co.uk/electronics-articles/previous/the-v4z80p-a-z80-based-laptop/[/url]

    ... partial Spectrum compatibility. It uses DMA cycles to slow down CPU ...
    kpuchatek kpuchatek November 2010 Hardware
  • DIVIDE PLUS - ZX bus protectorI make new ZX BUS PROTECTOR for use with DIVIDE PLUS interface. This is very small "convertor" for connection to new ZX BUS connector. PCB contain on…

    ... install BS-DOS 309(without DMA access). If MB02+ will work ... stable then is problem with DMA...

    [QUOTE=Hood;490272 ...
    velesoft velesoft November 2010 Hardware
  • DIVIDE PLUS - ZX bus protectorI make new ZX BUS PROTECTOR for use with DIVIDE PLUS interface. This is very small "convertor" for connection to new ZX BUS connector. PCB contain on…

    ... install BS-DOS 309(without DMA access). If MB02+ will work ... stable then is problem with DMA...


    As this ... case as it has a DMA chip built in, so this ...
    Hood Hood November 2010 Hardware
  • Why doesn't my loop work?Can anyone help me understand why my loop doesn't work? Is it to do with how DEC HL affects the flags? [code] ; Read 32k bytes from port 191 as fa…

    ... to additional hardware like a DMA controller).

    And you ...
    RetroTechie RetroTechie December 2010 Development
  • Why doesn't my loop work?Can anyone help me understand why my loop doesn't work? Is it to do with how DEC HL affects the flags? [code] ; Read 32k bytes from port 191 as fa…

    ... to additional hardware like a DMA controller).

    And you ...
    trellis trellis December 2010 Development
  • DivIDE circuit/logic specsIs the hardware of the DivIDE documented, particularly the contents of the GAL/PAL chips? I'm looking to write a VHDL implementation of it. So far I…

    ... to support some kind of DMA, but I'm ok with ...
    mcleod_ideafix mcleod_ideafix January 2011 Hardware
<1…891011121314…18>

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