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Search Again :: Adv Search 1000 results in 0.009s
<1234567…34>
  • Fuse/SPIN vs Spectaculator border timingsHello, I'm trying to figure out at which moments the 48K ULA samples the current border color into its internal latch. To do that I wrote a small …

    ... 48K ULA samples the current border color into its internal latch ... few lines on the top border at specific CPU ticks and ...
    kosarev kosarev April 2019 Emulators
  • ScanlinesHere's an excerpt from the FAQ: [quote] Now for the timings of each line itself: define a screen line to start with 256 screen pixels, then border, …

    ... /> [quote]
    Now for the timings of each line itself: define ... with 256 screen pixels, then border, then horizontal retrace, and then ... , 24 T states of right border, 48 T states of horizontal ... 24 T states of left border.
    [/quote]

    Now ...
    GOC GOC July 2004 Development
  • Wanted: Code to wait until Border has been drawnWhen my IM2 interrupt fires, I want to wait until the ULA is past the first line of display before drawing. I know I need to wait about 14300T after…

    When my IM2 interrupt fires, I want to wait until the ULA is past the first line of display before drawing.

    I know I need to wait about 14300T after interrupt but how can I tell if the ULA is now past the border and onto the screen?
    robpearmain robpearmain September 2004 Development
  • EmuZWin - border in Full Screen modeWhenever I switch to Fullscreen mode I do not see the BORDER (and it is set to "thick"). Is it because my laptop is "widescreen"?

    Whenever I switch to Fullscreen mode I do not see the BORDER (and it is set to "thick").

    Is it because my laptop is "widescreen"?
    princm princm January 2005 Emulators
  • Does ScanLine[0] have a left border?My emulator couldn't handle Cobra or ShortCircuit so I added some rough port FF values. I now want to make it a bit more accurate. The FAQ gives me a…

    ... with 256 screen pixels, then border (right), then horizontal retrace, ... and then border again." (left on next line ... What happens to the left border. Usually this is on the ... vertical retrace so the left border actually gets displayed in ...
    Unique Unique February 2005 Development
  • Setting the borderCan someone tell me best way to set the border to a given colour using machine code. Its there an operating system call or can I load up a memory loc…

    Can someone tell me best way to set the border to a given colour using machine code. Its there an operating system call or can I load up a memory location. Thanks.
    Mr Millside Mr Millside February 2005 Development
  • req: hack/poke for 3D deathchase border colourBack in the day, I used to have a version of 3d deathchase which had a black border instead of the usual white one, it made it much better, especiall…

    ... deathchase which had a black border instead of the usual white ...
    loony_jetman loony_jetman April 2006 Games
  • Why does Spectrum display has a border?Ok, this is problbly simple and very basic question but I don'r remember seeing an answer anywhere. Don't you think, that at first glance it is irr…

    ... we leave an empty unused border if we could place some ... seems to me that eliminating border could have been achieved by ... whole screen, thus eliminating the border(it would look better imo ...
    Ralf Ralf November 2006 Sinclair Miscellaneous
  • Black paper, white border. Ram fault?We have a speccy that wont work properly. When we power it up, we get white border around a black screen. We swapped the rom and ula with a working o…

    We have a speccy that wont work properly. When we power it up, we get white border around a black screen. We swapped the rom and ula with a working one, and we got the same result.

    is this a ram fault? How can we check ram chips?
    Arda Arda December 2006 Hardware
  • out (254) - Bright Border[code] ld a,%00000111 out (254),a [/code] The above changes the border to white. Is there a way to set the border to Bright white? Cheers

    [code]
    ld a,%00000111
    out (254),a
    [/code]

    The above changes the border to white.

    Is there a way to set the border to Bright white?

    Cheers
    robpearmain robpearmain February 2007 Development
  • Border size?Hi I've read the documentation on the border in the CSS. But I think I've managed to missread somthings, perhaps som one can explain. it says 64 bord…

    ... read the documentation on the border in the CSS.
    But ... explain.
    it says 64 border lines , 192 screen and 56 ... border lines again.
    64+56 = ... goes for left and right border the would 48+48=96 ...
    Jmc Jmc April 2007 Emulators
  • Border emulationHow is the border emulated to do all the fancy little tricks such as in Aquaplane? I've got some basic border emulation working but it only displays…

    How is the border emulated to do all the ... /> I've got some basic border emulation working but it only ... like Aquaplane or Starion the border colour is being changed as ... the screen and border are being redrawn. How is ...
    rich_chandler rich_chandler May 2007 Emulators
  • Screenshot with border in SpinHi. I'm probably missing something obvious, but I want to save screenshots of a couple demos, and I want to include the border area in the screenshot…

    ... I want to include the border area in the screenshot. I ... 256x192 image, regardless of the border emulation.
    I realise I ...
    icabod icabod June 2007 Emulators
  • Can you write in the border?Is it at all technically possible in any way to get stuff into the border, apart from changing the border colour? I believe the C64 used the border a…

    ... stuff into the border, apart from changing the border colour?
    ... the C64 used the border area occasionally to display ... the screen can draw the border changing colour completely. With ... Has a more closely controlled border usage already been done?
    Vertigo Vertigo November 2007 Sinclair Basic
  • How to claim back the border space in basic?Hey, I'm wondering if there is a way to reclaim the space the border usually occupies in BASIC? I am sure I have hit BREAK on some games and ended up…

    ... to reclaim the space the border usually occupies in BASIC? I ... had got rid of the border and gained much more screen ...
    KK128 KK128 June 2008 Sinclair Basic
  • 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…

    ... )? Are all of the correct timings, all of the effects of ... need such precise timing and border control, but what else? I ...
    ewgf ewgf September 2008 Emulators
  • Screenshots without the border?I'm going through a list of some games in the archive and when I find one that doesn't have the correct loading screen I create the .scr and .gif fil…

    ... been having to crop the border, because Spin and Spectaculator include ...
    zxbruno zxbruno May 2009 Emulators
  • Vote for your favourite loading border colourSo it is time for one more important voting! :razz: What is your favourite loading [B]border[/B] design? Since I guess most of us spent many many ho…

    ... is your favourite loading [B]border[/B] design? Since I guess ... the game used some custom border colours it was even better ...
    Rickard Rickard August 2009 Games
  • Keyboard Issues When Setting Border ColourWelcome to the next in my series of inane 'Z80 on the Spectrum' questions! ;) Here's a minimal snippet of code for polling the keyboard until any ke…

    ... way is to change the border colour (to black in this ...
    RoseCotton RoseCotton December 2009 Development
  • border graphics / text tricks ?just curious if it was possible.. I mean in basic, when you scroll a program you have "scroll ?" in the lower border? is there trickery that you can…

    ... have "scroll ?" in the lower border?

    is there trickery ... " seems to be in the border. but no one ever uses ...
    fog fog December 2009 Development
  • JSpeccy: New emulatorHi there, Jos? Luis S?nchez (zx81 at ono dot com) has developed a new ZX Spectrum emulator in Java, with a very accurate Z80 emulation. The message …

    ... timings
    - MEMPTR internal register emulation
    - Contended-memory emulation
    - Border ...
    jpablo jpablo March 2010 Emulators
  • LDIR timings in contended RAM?The 48K Spectrum technical reference page ([URL="http://www.worldofspectrum.org/faq/reference/48kreference.htm"]here[/URL]) describes the detailed ti…

    ... "]here[/URL]) describes the detailed timings of contended RAM. It gives ... timings for Z80 instructions that are ... ]" mean in that table of timings?
    ajmoss ajmoss June 2010 Development
  • Toastrack border changes colour with joystickI plugged my Kempston joystick interface into my 128K toastrack last night and had a blast on Beach Head. Funny thing is, the border colour changed…

    ... />
    Funny thing is, the border colour changed every time I ...
    szeliga szeliga December 2010 Hardware
  • BORDER colours...Hi Folks, As a matter of interest, why can't the Spectrum make the BORDER colour BRIGHT? Is this just a BASIC limitation of is there are hardware r…

    Hi Folks,

    As a matter of interest, why can't the Spectrum make the BORDER colour BRIGHT? Is this just a BASIC limitation of is there are hardware restriction?

    Many thanks

    Paddy
    Paddy Coleman Paddy Coleman June 2011 Sinclair Miscellaneous
  • Which Speccy game had best border effectsIn truth, I'm just trying to remember a game from my youth, and the amazing border effect during pause is the only thing I can clearly recall about i…

    In truth, I'm just trying to remember a game from my youth, and the amazing border effect during pause is the only thing I can clearly recall about it. I thought the answer might come up in such a thread. As such, only interested in games, and not demos ;)
    p13z p13z November 2011 Games
  • Alkatraz protection systemI recently became interested in the Alkatraz protection system, a very widely used tape protection (a infoseek search returns more than one hundred r…

    ... and Basic loader using ROM-timings and printing just a 5 ... some thousands bytes (solid-black border)
    a long pause (a ... code (solid-black border)

    The timings for these 2 turbo ...
    lfaria lfaria December 2011 MIA/STP/SDP
  • New Game: Endless Forms Most Beautiful[IMG]http://i1142.photobucket.com/albums/n608/daveyboyhughes/loader.gif[/IMG][IMG]http://i1142.photobucket.com/albums/n608/daveyboyhughes/ingame.gif[…

    ... occasionally, this gives invincibility. The border flashes when running out.

    The multicolur graphics timings are autodetected but not on ...
    R-Tape R-Tape January 2012 Brand new software
  • S-S-Sample black borderI'm wanting the 'S-S-Sample' routine from YS to play the sounds without the flashing border effects. A plain black border is required. Heres the rou…

    ... without the flashing border effects. A plain black border is required.
    daveysludge daveysludge January 2012 Development
  • 4116 SRAM replacement (and ULA timings).As mentioned in another thread, I have spent quite a lot of time experimenting with different circuits and components for using a static RAM IC to re…

    ... only suppose that memory access timings for the 5C112E are slightly ...
    Zorn Zorn February 2012 Hardware
  • New Game: THE LOST TAPES OF ALBIONOkay here's my present for the Speccies 30th birthday: [B] [URL="http://www.worldofspectrum.org/infoseek.cgi?regexp=^Lost+Tapes+of+Albion%2c+The$&pu…

    ... , gives inwincibility, when running out border starts to flash.


    -Contains Rainbow Graphics, though timings set for 48k only.
    R-Tape R-Tape April 2012 Brand new software
<1234567…34>

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Related Threads

  • Fuse/SPIN vs Spectaculator border timingsHello,<br /> <br /> I'm trying to figure out at which moments the 48K ULA samples the current border color into its internal latch. To do that I wr…
  • Wanted: Code to wait until Border has been drawnWhen my IM2 interrupt fires, I want to wait until the ULA is past the first line of display before drawing.<br /> <br /> I know I need to wait about …
  • EmuZWin - border in Full Screen modeWhenever I switch to Fullscreen mode I do not see the BORDER (and it is set to "thick").<br /> <br /> Is it because my laptop is "widescreen"?
  • Does ScanLine[0] have a left border?My emulator couldn't handle Cobra or ShortCircuit so I added some rough port FF values. I now want to make it a bit more accurate. The FAQ gives me a…
  • Setting the borderCan someone tell me best way to set the border to a given colour using machine code. Its there an operating system call or can I load up a memory loc…
  • Interrupt timingsHow long does the ULA hold /INT low for on interrupt on each of the Spectrum models?
  • req: hack/poke for 3D deathchase border colourBack in the day, I used to have a version of 3d deathchase which had a black border instead of the usual white one, it made it much better, especiall…
  • Why does Spectrum display has a border?Ok, this is problbly simple and very basic question but I don'r remember seeing an answer anywhere.<br /> <br /> Don't you think, that at first glan…
  • Black paper, white border. Ram fault?We have a speccy that wont work properly. When we power it up, we get white border around a black screen. We swapped the rom and ula with a working o…
  • out (254) - Bright Border[code]<br /> ld a,%00000111<br /> out (254),a<br /> [/code]<br /> <br /> The above changes the border to white.<br /> <br /> Is there a way to set …

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