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<1234567>
  • VSYNC FunctionI have written a VSYNC function, so that I can clear the screen before redraw without flicker on the screen, I do this by peeking at the address 2367…

    I have written a VSYNC function, so that I can ... /> [code]
    ; Loop Until VSYNC Met
    VSYNC:
    EI
    LD ...
    robpearmain robpearmain May 2004 Development
  • Any way to Vsync Spectaculator 8?I am using Spectaculator 8 for the Demoscene mostly, and have discovered that my monitor supports 50Hz, like a real Speccy. Unfortunately, the tearin…

    ... in the screen due to vsync not being active (I believe ... options in Spectaculator to enable vsync, or could the Nvidia graphics ...
    Foebane72 Foebane72 February 2017 Emulators
  • ZX Spectrum 48k Sync ProblemHi, Sometimes when I loaded a game it starts scrolling vertical. Seems something like a VSYNC problem or something? anyone familiar with this problem…

    Hi,
    Sometimes when I loaded a game it starts scrolling vertical. Seems something
    like a VSYNC problem or something? anyone familiar with this problem and
    knows how to solve it?

    Regards,

    Sander
    loconero loconero March 2003 Sinclair Miscellaneous
  • +2a / +3 rgb csyncI want to separate the csync signal comming from the RGB port into vsync and hsync. Dose anyone have a circuit diagram, parts list etc of how to do t…

    I want to separate the csync signal comming from the RGB port into vsync and hsync. Dose anyone have a circuit diagram, parts list etc of how to do this?
    dasteph dasteph January 2004 Sinclair Miscellaneous
  • Machine Code Sprites Example Code Using Char Based SystemBelow is my WIP code to do smooth screen wrapping sprites using char positions and offsets, as opposed to writing direct to a line (0-191) and shifti…

    ... />

    HALT ; Wait for VSYNC Refresh

    LD IX ...
    robpearmain robpearmain August 2004 Development
  • Smooth Color Masked Sprites using fast page flip on 48kHere is a quick demo of using char based sprites using the Page flip method: a) Background is copied to buffer b) Sprites drawn on buffer c) Buffer …

    ... that it is in perfect VSYNC and then draws the buffer ...
    robpearmain robpearmain September 2004 Development
  • SCART Lead and C= 1940 MonitorHi, I've decided to make a SCART lead for my +3 I've been doing a lot of searching on the internet and forums but I'm a little confused as some peop…

    ... ,G,B pins, HSYNC and VSYNC. At first I didn't ...
    links links December 2006 Hardware
  • Aggravating problem with screensI've rewritten my Sam C runtime emulator code ( well almost ) to allow me to use my own routines for blitting sprites onto the screen, storing tiles …

    ... them to ( preferably when a vsync happens ).

    I've ...
    DonkeyPong DonkeyPong January 2007 Development
  • RGB to VGA convertor for ZX (clones)[img]http://s44.radikal.ru/i106/0908/1a/28c90d0ca25b.jpg[/img] [img]http://s15.radikal.ru/i188/0908/f2/c1d66b5f6d4f.jpg[/img] It's GOOGLE translatio…

    ... R,G,B,I,HSYNC,VSYNC,+5V,GND,14MHz (ula clock ... /> - absent HSYNC (ZX use CSYNC+VSYNC or CSYNC only)
    - faster ...
    velesoft velesoft August 2009 Hardware
  • Double buffering on SpectrumHey! I am new to Spectrum developing and I have a hard time to find some specific info or tutorials explaining the basics. I have already found simp…

    ... vram works or how to vsync, sometimes by looking at random ...
    Optimus Optimus March 2011 Development
  • +2 Grey lead for CUB monitor wantedCan anyone here make this lead for me? (will obviously pay costs/parts etc) The TTL RGB input on the CUB is wired thus; -------BLUE------- GREEN-…

    ... />
    GREEN--------HSYNC

    -------VSYNC------

    RED-----------GND
    Macc Macc June 2011 Hardware
  • Spectrum +3 into a Microvitec CUB 452 MonitorSo nearly had this working! Had a lead made up for me that should have worked but the wiring was a bit off, after a bit of messing around and search…

    ... , 4 Hsync, 5 GND, 6 vsync
    Macc Macc May 2012 Hardware
  • Spectrum Emulator that supports low resolutions and runs smoothlyHello to All, I have been trying to find a spectrum emulator that will work well through my CRT TV (using RGB to Scart) Most emulators seem to supp…

    ... is very jerky in 50Hz VSync for me

    The ...
    filevans filevans July 2012 Emulators
  • Revisiting Spectrum CPU clock regenerationWarning: This post will be a bit nerdy :-) Some time ago, I experimented with phase locked loop circuits as a possible way to regenerate the Spectru…

    ... method was to use the vsync and hsync signals (by separating ...
    Winston Winston September 2012 Hardware
  • Spectrum 128K & Philips CM8833Hello to everybody, My Philips CM8833 is one of my favourite monitors of all time, as it accepts connections from anything I can think of with the e…

    ... 5V amplitude, but the Vsync (meaning ULA Pin 23 ... the monitor returns the Vsync amplitude to 5V. This ... least, says that the Vsync connection is working. Inside ... the 8833 Vsync and Hsinc are combined ... the same value of Vsync. Everything seems correct, ...
    Falco-F8L Falco-F8L November 2012 Hardware
  • New ZX Spectrum/ZX80/ZX81 emulator - ZEsarUXHi I invite you to try my new ZX Spectrum/ZX80/ZX81 emulator: [url]http://sourceforge.net/projects/zesarux/[/url] It's not really new, I began it …

    ... /> Supports Quicksilva, ZON-X81, and VSYNC-based sound on ZX80/81 ...
    chernandezba chernandezba April 2014 Emulators
  • New version emulator ZEsarUX-1.1Hi I have uploaded a new version of my ZX80/81/Spectrum emulator on [url]http://sourceforge.net/projects/zesarux/[/url] Changes are: Added suppo…

    ... /> Added option to simulate lost vsync on zx80/81
    Added ...
    chernandezba chernandezba July 2014 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…

    ... re-initialized correctly (say when VSync is enabled/disabled).
    ? Fixed ...
    Arjun Arjun January 2015 Emulators
  • Spectrum +2 with CM8833 MK-II monitor (RGB)Hello all, This weekend I decided to resurrect my old 128K Spectrum +2 (grey model). I plugged it into an LCD TV via RF, but the picture is rathe…

    ... /> SPECTRUM VERT SYNC -> CM8833 VSYNC 9
    SPECTRUM G -> ...
    BJH BJH January 2016 Hardware
  • What is the maximum fps the spectrum can achieve?I have been doing some reading and from what I understand the Spectrum outputs a PAL signal, but that means it will display @50fps or @25fps? If t…

    ... is not possible to disable Vsync as is with PC graphics ...
    Renegade Renegade August 2017 Hardware
  • No-tearing (“vsync”) Full Screen FadeSeeing as most screen fades exhibit visible tearing, I wrote my own routine which does away with that problem. Simple, effective, short, and fully re…

    Seeing as most screen fades exhibit visible tearing, I wrote my own routine which does away with that problem. Simple, effective, short, and fully relocatable. Compatible with all original Spectrums (haven’t tested it on clones; feel free to change the ...
    Ast_A_Moore Ast_A_Moore December 2017 Development
  • ZEsarUX 9.2 Release CandidateHi! I have uploaded a new ZEsarUX Release Candidate version 9.2. The final stable version will come in a few weeks, so stay tuned! You can down…

    ... /> Fixed CPC bugs:
    -Fixed vsync and hsync interrupts
    -Fixed ...
    chernandezba chernandezba March 2021 Emulators
  • ZEsarUX v9.2 Final released - Version 9.2 - Cliff Hanger edition. 05 April 2021As seen on: https://github.com/chernandezba/zesarux/releases [quote] ZEsarUX-9.2 @chernandezba chernandezba released this 21 hours ago · 6 com…

    ... /> Fixed CPC bugs:
    -Fixed vsync and hsync interrupts
    -Fixed ...
    Luzie Luzie April 2021 Emulators
  • What is VSYNC-based sound on ZX80/81?An Z81 emulator demo with quite impressive sound has this explanation -- "manipulating the vertical sync to create sound with the TV buzz". This is …

    An Z81 emulator demo with quite impressive sound has this explanation -- "manipulating the vertical sync to create sound with the TV buzz". This is new to me. What does it mean and can it be done on Spectrum too?
    tstih tstih April 2022 Development
  • Robospec (new project, hopefully useful as a tutorial as well)Starting a new project after my graphics investigations. * It's gonna be a Robotron clone since that's not too ambitious (although I'd like to hav…

    ... to draw earlier than the VSync, I'll just draw everything ... , then wait for the next VSync.
    * probably will have a ...
    Paradigm Shifter Paradigm Shifter July 2022 Development
  • Realspectrum againI have tried Realspectrum on a Celeron 400MHz PC, and I can get roughly 1 frame every two seconds. That's obviously ridiculously bad. I'm running it …

    ... with dos,,have you got vsync on,if so try turning ... off,,i find sometimes that vsync can make games stutter
    Anonymous Anonymous February 2002 Emulators
  • SPIN V0.2 Now Available[Standard CSS cut'n'paste message] Hi all! Well, again another update, but we think this one's well worth it. There's numerous additions and fixes,…

    ... being allowed to run with VSync off - thus moving a blinding ... slower ones. By removing the Vsync disabler, and only running at ...
    Dunny Dunny June 2002 Emulators
  • +2a / +3 rgb csyncI want to separate the csync signal comming from the RGB port into vsync and hsync. Dose anyone have a circuit diagram, parts list etc of how to do t…

    ... gives a complete HSYNC and VSYNC signal

    The RGB ...
    dasteph dasteph January 2004 Sinclair Miscellaneous
  • [NEW]: Spectaculator 6.0Spectaculator is a Sinclair ZX Spectrum emulator for PCs running Windows 95, 98, ME, NT 4, 2000 and XP. Spectaculator emulates the 16K/48K/128K/+2/+…

    ... .

    Perhaps Vladimir has VSync on or some other conflicting ...
    Andrew Barker Andrew Barker January 2004 Emulators
  • [NEW]: Spectaculator 6.0Spectaculator is a Sinclair ZX Spectrum emulator for PCs running Windows 95, 98, ME, NT 4, 2000 and XP. Spectaculator emulates the 16K/48K/128K/+2/+…

    [quote]Perhaps Vladimir has VSync on or some other [/quote]< ...
    Vladimir Kladov Vladimir Kladov January 2004 Emulators
<1234567>

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Related Threads

  • VSYNC FunctionI have written a VSYNC function, so that I can clear the screen before redraw without flicker on the screen, I do this by peeking at the address 2367…
  • Any way to Vsync Spectaculator 8?I am using Spectaculator 8 for the Demoscene mostly, and have discovered that my monitor supports 50Hz, like a real Speccy. Unfortunately, the tearin…
  • No-tearing (“vsync”) Full Screen FadeSeeing as most screen fades exhibit visible tearing, I wrote my own routine which does away with that problem. Simple, effective, short, and fully re…
  • What is VSYNC-based sound on ZX80/81?An Z81 emulator demo with quite impressive sound has this explanation -- "manipulating the vertical sync to create sound with the TV buzz". This is …

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