World of Spectrum
  • Categories
  • Discussions
  • FAQ
  • Sign In
Home › Search
Title Search
@title beer Word 'beer' in title
User Search
  • @user admin Only posts by Admin
Text Search
  • @body beer Word 'beer' in the text
Phrase Search
"Hello World" Exact phrase match
Exclude Terms
  • car -red Search cars that are not red
"Or" Searches
  • honda | bmw 'honda' or 'bmw' results
Multi-Field
@(title,body) hello Both contain 'hello'
WildCard
  • hond* civ* Match all with an astrix
Combination
  • @title bmw @user admin
See more supported syntax examples
Search Again :: Adv Search 1000 results in 0.003s
<1234567…34>
  • Determining 50hz/60hz in softwareHow can you determine in software if you are running at 50hz or 60hz?

    How can you determine in software if you are running at 50hz or 60hz?
    chev chev March 2006 Development
  • 50hz and PAL60 TVI am using my PC through my PAL TV. All my PC gets used for is emulators and music. I need to create a custom hz mode with my Nvidia 5200 card so t…

    ... know how to set up 50hz and what software to use ...
    HonoredShadow HonoredShadow June 2006 Emulators
  • 50Hz on PC?Hi, do you know of any emulator for PC that can switch monitor refresh rate to 50Hz or closest possible and sync ZX interrupt with monitor refresh?…

    ... switch monitor refresh rate to 50Hz or closest possible and sync ... cannot show ZX resolution at 50Hz monitor refresh?

    I ...
    omega omega October 2007 Emulators
  • 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…

    ... phosphorous decay as letters move 50hz - pity same routine cant be ... if they are moved at 50hz!
    so apologies for that ... need a refresh every 4 tstates is that correct? although it ...
    Roger Jowett Roger Jowett September 2010 Hardware
  • 50Hurts - Full-screen 50Hz 1-pixel scrolling on a 128K Speccy50Hurts - Full-screen 50Hz 1-pixel horizontal scrolling on a 128K Speccy. Graphics are an obvious nod to Joffa, whose games and banter were a big ins…

    50Hurts - Full-screen 50Hz 1-pixel horizontal scrolling on ...
    joefish joefish March 2011 Development
  • Emulators and 50hzI have been trying out ZX Spin and Spectaculator on my HDTV that supports 50hz. I cant seem to find an option for 50hz (say 1360 x 768 x 32/16 colour…

    ... on my HDTV that supports 50hz. I cant seem to find ... an option for 50hz (say 1360 x 768 x ... 32/16 colour and then 50hz.

    The C64 emulator ... the time just to get 50hz (if it's there).
    HonoredShadow HonoredShadow May 2011 Emulators
  • Ninjaman 8-way scrolling 50Hz multicolour demo :-)Here's a demo I've been working on for a while. The goal was to make the best scrolling routine possible on a humble 48K ZX Spectrum. I was origin…

    ... /ga0M9RPHEpM

    Features:
    - 50Hz redraw
    - 8-way scrolling ...
    Kayamon Kayamon October 2015 Development
  • Where's the border line between a Spectrum and something else?I mean: there are purists out there that consider that anything that is not a true Sinclair Spectrum, with a true Z80 and a true ULA, and at most, 48…

    ... continuous at the expense of 50Hz video.

    [quote] and ... based in terms of emulated tstates per sound frame when sound ... it is in terms of tstates per 20ms of OS measured ...
    Fred Fred August 2009 Development
  • ZXSpin question...Hi Folks, ZXSpin has the ability to set the Z80 CPU Speed and the Emulation Speed. Not sure I understand the difference and my installation of ZXSp…

    ... speed, then you get more TStates per frame. This way, if ... game synchronises itself to the 50Hz interrupt then increasing the CPU ...
    Dunny Dunny January 2011 Emulators
  • CSS has been Rogeredcomp.sys.sinclair has just been rogered. I make do with a summary when anything happens and activity shot up on Friday. Turns out to be the usual qu…

    ... phosphorous decay as letters move 50hz - pity same routine cant be ... if they are moved at 50hz!
    so apologies for that ... need a refresh every 4 tstates is that correct? although it ...
    Ralf Ralf October 2011 Chit chat
  • CSS has been Rogeredcomp.sys.sinclair has just been rogered. I make do with a summary when anything happens and activity shot up on Friday. Turns out to be the usual qu…

    ... phosphorous decay as letters move 50hz - pity same routine cant be ... if they are moved at 50hz!
    so apologies for that ... need a refresh every 4 tstates is that correct? although it ...
    polomint polomint October 2011 Chit chat
  • CSS has been Rogeredcomp.sys.sinclair has just been rogered. I make do with a summary when anything happens and activity shot up on Friday. Turns out to be the usual qu…

    ... phosphorous decay as letters move 50hz - pity same routine cant be ... if they are moved at 50hz!
    so apologies for that ... need a refresh every 4 tstates is that correct? although it ...
    Wookiee Wookiee October 2011 Chit chat
  • FUSE serial communication sample anyone?Hi, in [URL="http://manpages.ubuntu.com/manpages/precise/man1/fuse.1.html"]FUSE man pages[/URL] one finds switches for serial comms. By using --inte…

    ... MHz / 119200 baud = 29.36 tstates / symbol, and some instructions can ... quite a large number of tstates, especially when executing and accessing ... / side I get speed of 50Hz*32 bytes=1600 theoretical bytes ...
    tstih tstih March 2014 Development
  • What exactly is a Spectrum NEXT going to achieve?I've seen some Youtube videos on the Spectrum Next and i'm not seeing what it is being made for? I can see the bonus is that it will make existing ga…

    ... line/frame. Which gives more TStates per frame to build a ... or program waits for the 50Hz interrupt to time game logic ...
    Dunny Dunny July 2017 Hardware
  • Emulator compatibility with real SpectrumHi emulator programmers... Having spotted for the last 6 months that my iPAQ is still missing a Spectrum emulator I started typing last tuesday - an…

    ... (run the z80 for 69888 tstates, issue a z80 interrupt and ...
    Anders Anders September 2001 Emulators
  • AY musicThis is a format I'm proposing for an AY music player. If anyone can see any problems or anywhere it can be improved please say so. An AY music form…

    ... the data would be constant, 50hz to 6.25hz is the ...
    cyborg cyborg October 2001 Sinclair Miscellaneous
  • Emulation and Debugging functionality[Cut n Paste from the original CSS post] Hi all, I'm currently working on SPIN's debugger, which is coming along nicely. Mostly, it's been devel…

    ... of your choice
    Registers/Tstates display
    Stack contents list ...
    Dunny Dunny June 2002 Emulators
  • About a CTM 644 Colour MonitorI just got myself a used Amstrad CTM644 monitor to be used with one of my +2s. I have made a cable and it works fine. BUT, I do remember someone ment…

    ... the brightness will hide the 50hz effect which for some reason ...
    Anestis Anestis May 2004 Sinclair Miscellaneous
  • InterruptsA small piece intended for the FAQ. Comments, corrections, additions welcome. Notably: * How long does the 48K ULA hold /INT low? * What happens i…

    ... />
    * M1: 7 tstates: acknowledge the interrupt and decrement ...
    * M1: 7 tstates: acknowledge interrupt and decrement SP ... />
    * M1: 6 tstates: acknowledge interrupt and decrement SP ... />
    * M1: 6 tstates: acknowledge interrupt.
    * M2: ...
    Philip Kendall Philip Kendall July 2004 Development
  • A few questions regarding EmuZwinA few questions regarding EmuzWin 1. I have been trying to write a program to generate multicolour effects on the Spectrum,ie more than 2 attributes…

    ... is counted as taking 24 tstates instead of the usual 16 ...
    dmsmith dmsmith August 2004 Development
  • A few questions regarding EmuZwinI had posted this in the development forum and then remembered there was an emulators forum, so apologies for the repetition. 1. I have been trying …

    ... is counted as taking 24 tstates instead of the usual 16 ...
    dmsmith dmsmith August 2004 Emulators
  • Interrupts details questionSuppose I am writing a game and I want to use interrupts to measure time, draw the screen without flicker, maybe to poll keyboard etc. What kinds of …

    ... one kind of interrupt, the 50Hz screen refresh one, but then ...
    Erlstoned Erlstoned August 2004 Development
  • Cobra - scrollingHi everyone, I have been studying some of the code in Ocean' Cobra game using a debugger, in the hope of improving my own scrolling routines. In cas…

    ... to be taking nearly 70000 tstates to execute, and found the ...
    dmsmith dmsmith October 2004 Development
  • Will Spectrum run @ 60Hz?Sorry to overlap w/ my other recent post, but want to know, if I grab a Spectrum and use it in America with a voltage converter or a different power …

    ... />
    I know video is 50Hz and I have an RGB ... screen capable of 50Hz (15kHz). Thanks.

    Please ...
    blakespot blakespot November 2004 Sinclair Miscellaneous
  • 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…

    ... byte 16384 is displayed" (14336 tstates pass)

    "define a ... and a border takes 24 tstates, what happens during these missing ... tstates after the spectrum is switched ... TV? Or are the 24 tstates the interrupt?

    ...
    Unique Unique February 2005 Development
  • Optimisation Needed! Is this the Fastest way to copy bytes from screen and back again?I have the screen address (say 0,0 i.e 16384) I want to copy 4 bytes wide by 32 bytes high from the screen to an area of memory. I then want to cop…

    ... is my fastest code (4433 TStates to copy from screen to ...
    robpearmain robpearmain November 2005 Development
  • Keyboard emulation accuracyWhen the IN function checks the keyboard how accurate is it in a real speccy? For example, say you had lightning fast hands and a keyboard that coul…

    ... pressed a key for 11 tstates (!) and then a different key ...
    PrinceClumsy PrinceClumsy December 2005 Emulators
  • Blur codeHi I remember years back seeing some amazing speccy stuff - I saw some kind of blur effect? I think it was simple sprite movement back and forth 1 p…

    ... guess it was running at 50hz or more?). For the life ...
    ZJones ZJones September 2006 Development
  • GP2Xpectrum 1.2Hi all! Even though I still haven't been contacted by Hermes, I decided to make this one the final 1.2 release. Next version will be 1.3b1 . Anyway…

    ... (25Hz @ 133Mhz) and No Frameskip (50Hz @ 175MHz). You won't notice ...
    Metalbrain Metalbrain September 2006 Emulators
  • Pixel Explosion CodeJust a little snippet to cause explosive effects. It uses table lookups for the screen address, and can handle up to 32 pixel particles. A particle…

    ... />
    ; Look up takes 64 TStates

    ; **************************************


    robpearmain robpearmain September 2006 Development
<1234567…34>

Latest Posts

  • European Software Titles with an English version
    harriusherbartio on 12:06PM
  • How Do You Categorize Your Speccy Software and Games?
    harriusherbartio on 11:21AM
  • Fixed Speccy Software. And which games remained unfixed?
    harriusherbartio on 11:01AM
  • I am currently watching.....
    Paradigm Shifter on 12:49AM
  • New video about S-video modification on Issue two 48K Spectrum.
    Renegade on April 21
  • Happy 40th Birthday to the Amstrad CPC464!
    rich_chandler on April 21
  • Another Birthday! The Game Boy Is 35!
    mel the bell on April 21
  • Elusive Strategy Games done by the Smaller or less Prolific Software Houses.
    harriusherbartio on April 21
  • 1992 Spectrum Software
    harriusherbartio on April 21
  • +3 Disk drive motor
    AndyC on April 21

HitBox

Word Docs Hits
tstates 356 701
50hz 797 1K

Related Threads

  • Determining 50hz/60hz in softwareHow can you determine in software if you are running at 50hz or 60hz?
  • 50hz and PAL60 TVI am using my PC through my PAL TV. All my PC gets used for is emulators and music.<br /> <br /> I need to create a custom hz mode with my Nvidia 52…
  • 50Hz on PC?Hi, <br /> <br /> do you know of any emulator for PC that can switch monitor refresh rate to 50Hz or closest possible and sync ZX interrupt with moni…
  • 50Hurts - Full-screen 50Hz 1-pixel scrolling on a 128K Speccy50Hurts - Full-screen 50Hz 1-pixel horizontal scrolling on a 128K Speccy.<br /> Graphics are an obvious nod to Joffa, whose games and banter were a b…
  • Emulators and 50hzI have been trying out ZX Spin and Spectaculator on my HDTV that supports 50hz. I cant seem to find an option for 50hz (say 1360 x 768 x 32/16 colour…
  • Fullscreen 50Hz Parallax Scrolling on a SpeccyOh wait, we've already done that one... :lol:
  • Ninjaman 8-way scrolling 50Hz multicolour demo :-)Here's a demo I've been working on for a while. The goal was to make the best scrolling routine possible on a humble 48K ZX Spectrum.<br /> <br /> …
  • CRT VGA monitor: 640x480@50Hz is possible?Anyone knows or has any information regarding a particular brand/model of VGA monitor capable of attaining such screen resolution at 50 Hz vertical r…

Related Searches

  • 50hz
  • count tstates
  • cobra 50hz
  • tstates through line
  • interrupt tstates
  • spin debugger tstates
  • color changing 50hz
  • change color 50hz
  • ay 50hz speech
  • emulator tstates
  • 640x480 50hz
  • 50hz alter sprites
  • 50hz alter color
  • 50hz swap colors
  • 50hz colors
  • 50hz mix colors
  • tstates update screen
  • tstates 50hz
  • tstates
  • tstates real machine

Copyright © 2024 World of Spectrum