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  • 'orange' on a spectrumalways wondered why spectrums could never seem to achieve the colour orange? wasn't one of the default colours, and don't remember seeing anything th…

    ... LOAD SCREEN$ + a 2nd attribute buffer and load both screens with ...
    BloodBaz BloodBaz August 2008 Sinclair Miscellaneous
  • Any BBC aware Specchums out there?After the UK101 and VIC20 emulators I've moved my sights onto emulating a BBC computer. This emulator will be different though in that it will be a Z…

    ... "write char, read char, write buffer, read buffer, seek to position, etc ...
    Alcoholics Anonymous Alcoholics Anonymous August 2008 Development
  • computer diesarrgh omg help me quick today, my computer crashed quite suddenly after loading up a binary of "google earth". generally I compile all my software b…

    ... you get the old dreaded buffer under run as both tasks ...
    dekh dekh August 2008 Chit chat
  • VIC 20 emulation on the SpectrumI'm sure most people are aware of the my attempt at bringing the full Commodore experience to Sinclair users with the "Twenty Commodes" program. It e…

    ... />
    GAMEOVER
    ; clear keyboard buffer
    LDA #0
    STA ...
    Digital Prawn Digital Prawn August 2008 Sinclair Miscellaneous
  • Running TZX off an IDE drive? Or streaming from a NAS?Hello. I know about the DivIDE project, and about the ZX Ethernet project, but not how far they've come or what they can do. So: 1. If I have a squ…

    ... controlling a single 3 state buffer, plus a P-channel mosfet ...
    Winston Winston September 2008 Hardware
  • Running TZX off an IDE drive? Or streaming from a NAS?Hello. I know about the DivIDE project, and about the ZX Ethernet project, but not how far they've come or what they can do. So: 1. If I have a squ…

    ... RAM was available as a buffer. [/QUOTE]

    1. The ...
    Winston Winston September 2008 Hardware
  • Plugging a 48K rubberkey into a VGA/DVI monitor: doable?I'm sure this has been answered before but searching for "monitor" and "vga" gave me a squillion results, none of which appeared relevant. Simple ye…

    ... [/URL] arrangement (i.e. a buffer), and it's working fine ...
    RST#08 RST#08 September 2008 Hardware
  • Anyone tried the Google Chrome browser?Running it now and it is great. Much cleaner than IE or FF (spit). I have dual monitors at work and the right hand side one has Chrome full screen.…

    ... it and foudn many fatal buffer overflow flaws, and coding that ...
    mel the bell mel the bell September 2008 Chit chat
  • Games disk collection[url]http://homepage.ntlworld.com/mark.woodmass/gamesdisk.zip[/url] There you go. No good to anyone :p I was just testing out a new util of mine and…

    ... requires a small amount of buffer area to prevent overlapping the ... the display back into the buffer area at 65024, and runs ...
    Woody Woody September 2008 Development
  • Messages in 'Invasion of the Body Snatchas'I searched the forum and checked the [URL="http://equ.in/ox/spectrum/eggs/"]Easter eggs page[/URL] but couldn't find any reference to the messages I …

    ... overwritten as and when that buffer area is required. We were ...
    kickaha kickaha September 2008 Games
  • Filmation... how does it work?Does anyone know exactly how Ultimate's Filamtion works? There's an explantion of the room layout and graphics at [url]http://retrospec.sgn.net/users…

    ... theory is essentially a dirty-buffer, you can use that in ...
    bobs bobs September 2008 Games
  • Filmation... how does it work?Does anyone know exactly how Ultimate's Filamtion works? There's an explantion of the room layout and graphics at [url]http://retrospec.sgn.net/users…

    ... box (into a
    small buffer the size of the box ... used a 256 byte
    buffer) in order from the back ... box area from the small buffer to the screen.
    ---------
    DanSolo DanSolo September 2008 Games
  • Questions about the Speccy and it's emulationOut of interest, and to raise another interesting discussion, I have some questions about the Spectrum and it's emulation; 1) Is everything known ab…

    ... PC RAM into a temporary buffer every second or so, wouldn ...
    ewgf ewgf September 2008 Emulators
  • VIC 20 emulation on the SpectrumI'm sure most people are aware of the my attempt at bringing the full Commodore experience to Sinclair users with the "Twenty Commodes" program. It e…

    ... $B0

    ; clear keyboard buffer
    LDA #0
    STA ...
    Digital Prawn Digital Prawn September 2008 Sinclair Miscellaneous
  • AV to VGA converter, looking for 74LS366Hi All, I recently find an AV to VGA converter here: [url]http://www.pollin.de/shop/shop.php[/url] The price seems very interesting for me so I bo…

    ... use any suitable tristate inverting buffer instead of the '366 - if ...
    Winston Winston September 2008 Hardware
  • alternate BASIC ROMI've come up with a few patches to the standard ROM to make it use the 128 shadow screen by default. The ROM is reorganised as follows: RAMTOP is se…

    ... to 0x4000 and the printer buffer is moved up to 0xdb00 ... normal location, uses the printer buffer to store additional system variables ...
    chev chev October 2008 Sinclair Basic
  • Goldeneye (N64) can still surprise!After eleven years, I thought I'd seen and done everything Goldeneye on the N64 has to offer, but I've found this video: [url]http://uk.youtube.com/…

    ... cant watch youtube vids they buffer every 2 seconds and is ...
    mel the bell mel the bell October 2008 Chit chat
  • Spectrum AssemblyHi All, Thanks for letting me in... lol Over the last couple of days I started playing my spectrum emu again and then I started thinking about lear…

    ... routines) to move it from buffer to videoram. You would need ... per x movement and one buffer for 8 pixels movement. Buffers ...
    omega omega October 2008 Sinclair Miscellaneous
  • Spectrum AssemblyHi All, Thanks for letting me in... lol Over the last couple of days I started playing my spectrum emu again and then I started thinking about lear…

    ... text. Like "print text in buffer, scroll up one string, ldi ... the text from buffer to screen, scroll up one ...
    Shadow Maker Shadow Maker October 2008 Sinclair Miscellaneous
  • Spectrum AssemblyHi All, Thanks for letting me in... lol Over the last couple of days I started playing my spectrum emu again and then I started thinking about lear…

    ... text. Like "print text in buffer, scroll up one string, ldi ... the text from buffer to screen, scroll up one ... recommend to print all into buffer and LDI only visible area ... fact start pointer into your buffer. I think for system prog ...
    omega omega October 2008 Sinclair Miscellaneous
  • Spectrum AssemblyHi All, Thanks for letting me in... lol Over the last couple of days I started playing my spectrum emu again and then I started thinking about lear…

    I wish to have a smooth visible scroll :) With HALT after each pixel string scroll. Like in demo scrolls. That's look nice. So printing in buffer and then moving it cannot be used. I need real screen scroll.
    Shadow Maker Shadow Maker October 2008 Sinclair Miscellaneous
  • Spectrum AssemblyHi All, Thanks for letting me in... lol Over the last couple of days I started playing my spectrum emu again and then I started thinking about lear…

    ... nice. So printing in buffer and then moving it cannot ... 1) ldi the window from buffer
    2) scroll screen ... and get new pixels from buffer.

    ld ... b,width
    ld a,(buffer) ; this is left border, ... br /> rrca
    ld (buffer),a ; get CY out
    omega omega October 2008 Sinclair Miscellaneous
  • Spectrum AssemblyHi All, Thanks for letting me in... lol Over the last couple of days I started playing my spectrum emu again and then I started thinking about lear…

    ... add or sub "buffer width" to current buffer start and then move ... the buffer to vram. That ...
    omega omega October 2008 Sinclair Miscellaneous
  • Spectrum AssemblyHi All, Thanks for letting me in... lol Over the last couple of days I started playing my spectrum emu again and then I started thinking about lear…

    ... add or sub "buffer width" to current buffer start and then move ... the buffer to vram. That ...
    Shadow Maker Shadow Maker October 2008 Sinclair Miscellaneous
  • Fast screen writesI wondered what the faster than LDIR methods of writing to the screen were.

    ... /> ld hl, ** - the entire graphics buffer is stored in this sequence ... of memory for the screen buffer and special drawing/printing procedures ...
    TVzombie TVzombie October 2008 Development
  • Fast screen writesI wondered what the faster than LDIR methods of writing to the screen were.

    ... /> ld hl, ** - the entire graphics buffer is stored in this sequence ... of memory for the screen buffer and special drawing/printing procedures ...
    Fikee Fikee October 2008 Development
  • Fast screen writesI wondered what the faster than LDIR methods of writing to the screen were.

    ... and PUSH it into screen buffer) interrupts can be enabled easily ... then write it to screen buffer) you have slightly more problems ...
    Shiru Shiru October 2008 Development
  • 12-pixel-wide font on 512x192 screenThanks to Geoff I have a working prototype for displaying this font in BASIC. Machine code to follow.

    ... starts on in the frame buffer is done by means of ... appropriate byte in the frame buffer.

    For the screen ...
    Winston Winston October 2008 Development
  • Programming Books for Kids - Whats happened to programming?What has happened to Programming in the 00's :( I remember at the tender age of 9 exitedly going to my library to get one of them colourfull program…

    ... being stomped over by a buffer overflow, we'd never have ...
    Winston Winston October 2008 Sinclair Miscellaneous
  • Browser security questionIf a browser has all plugins disabled, and all features with "Java", "script", "active", "X" or "cookie" in their name disabled, would there still be…

    your essentially safe, prolly 90%?
    but as mj said they have their own exploits, some worse than others.
    a lot of windows apps have buffer overflow exploits and such like
    mel the bell mel the bell November 2008 Chit chat
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