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 0.006s
<1…18192021222324…34>
  • Ensure my interrupt handler begins at the same T-stateHi! Is there a way to ensure that an IM 2 interrupt handler starts always at the same T-state (related to the moment the ULA triggers the INT line, w…

    ... (related to the moment the ULA triggers the INT line, which ...
    mcleod_ideafix mcleod_ideafix November 2014 Development
  • XPECCY (Lin/Win)im not author of this emulator. Contacts of author you may take on [URL]http://xpeccy.info[/URL] - non official home page. cpu: Z80: all (un)docume…

    ... (AlCo16c);
    Hardware multicolor;
    ULA+;
    no screen;
    filter ...
    rasmer rasmer November 2014 Emulators
  • New Floppy Interface for the +2a/b (black case)Hello everybody! For a long time I wondered about the posibility of adding a FDD to the +2a/b (black). I knew it was possible; All the logic is alre…

    ... is already in the +2 ULA and the DOS is already ...
    BCH BCH November 2014 Hardware
  • Which emulators support ULA+Tried ZX Spin 7.0, but its unstable. Tried to drag and drop .scr files onto it, but it comes out all wrong. Don't understand the TAP file that's sp…

    Tried ZX Spin 7.0, but its unstable.

    Tried to drag and drop .scr files onto it, but it comes out all wrong.

    Don't understand the TAP file that's spewed out as a palette either.

    Any ideas? Thanks in advance...
    daveysludge daveysludge December 2014 Development
  • RF Video noise on Grey +2's with Z70700 motherboardHi folks, As we know, some limited numbers of Z70700 Iss 1 boards exist (reported by Ben [URL="http://www.worldofspectrum.org/forums/showthread.php?…

    ... after extensive probing of the ULA outputs I wasn't able ... RGB output pins on the ULA, but is filtered somewhere between ...
    balford balford December 2014 Hardware
  • New multisystem floppy interface (spectrum 16Kb/+2A/CPC464)Dear all, I would like to show you my new extern floppy interface. Same interface can be used for both, CPC and Spectrum systems. CHARACTERISTICS …

    ... are usually generated by the ULA, but are emulated in my ...
    wilco2009 wilco2009 December 2014 Hardware
  • 128K Spectrum - can't figure out what's wrongLong time no post :) So I have this 128K Spectrum (+2 ROMs) that I cannot for the life of me figure out where the problem lies. Let's take a look a…

    ... .

    Must be the ULA you say? Tried 2 different ...
    Phu Phu December 2014 Hardware
  • ZX Evolution -- contended memory and raster emulationFresh bleeding update for [url=http://www.nedopc.com/zxevo/zxevo_eng.php]ZX Evolution[/url] [url=https://code.google.com/p/pentevo/source/list]Baseco…

    ... /list]Baseconf[/url] -- raster and ULA contended memory emulation for original ...
    lvd lvd January 2015 Hardware
  • Joytsick Interface damaged SpectrumHello All, Sob.. I am a plonker, I did the cardinal sin, I was testing a bunch of joystick interfaces that I got off ebay and one didn't have the ke…

    ... inner, but I checked the ULA and it's fine.
    Korinel Korinel January 2015 Hardware
  • Zero 0.7.1/0.6.6 releasedA quick update with fixes for a bunch of issues: ? Fixed issues in load and save binary dialog boxes (serbalgi) ? Fixed issues with going fullscreen…

    ... ) (0.7.1)
    ? Fixed ULA Snapshot (SZX) not loading correctly ...
    Arjun Arjun January 2015 Emulators
  • ZX Spectrum+ DivMMC EnJOY! Grundig 16" LCD TV and books.The Spectrum is in very good condition. Composite video mod. New mambrane (bought in November 2014 from rwap_software [url]http://www.sellmyretro.co…

    ... , 3 V P-P at ULA pin 28 on executing command ...
    pitu pitu January 2015 Sales
  • What influence the number of stripes during initialization?Hi for All! After some adventures, with other rare old computers I'm back here to my favourite forum. :) Recently I got some ISSUE 2 boards from Ben…

    ... that it depends on the ULA type, but there are two ... have the same 5C112E-3 ULA (dated 8314). One shows four ... eight. As I exchanged the ULA between the boards the number ... the same board, so my "ULA dependence theory" seems to be ...
    jimre jimre February 2015 Hardware
  • Loads of Microdrive cartridges on Ebay plus Vortex RAMI?ll be selling three bundles of eight Microdrive cases with four, used cartridges each, means 32 cartridges per bundle, here?s one of them [img]http…

    ... RAM expansion with CPU and ULA for the Amstrad CPC
    schombi schombi February 2015 Sales
  • Controller Causing High Laptop TempOk, so i've googled this and found nothing, but... I got my Afterglow controller set up on my laptop again (never bothered after reinstalling Window…

    ... . Just the controller raises the temperature, which is really odd... Never ...
    SimonLCFC SimonLCFC February 2015 Chit chat
  • Spectrum 48K Ferranti ULAIs there anywhere to get hold of the ICs in the subject? Martin

    Is there anywhere to get hold of the ICs in the subject?

    Martin
    martinw martinw February 2015 Hardware
  • Three Spectrum main boards (Issue Two, 3B and 4A)I will be offering three partially tested Spectrum main boards (Issue Two, 3B and 4A) on Ebay. All boot to the Sinclair (C) message. All fully popula…

    ... populated. Three different flavours of ULA.

    Ebay auction starts ...
    schombi schombi February 2015 Sales
  • New version emulator ZEsarUX-2.1Hi I have uploaded a new version of my ZX80/81/Spectrum/Z88 emulator on http://sourceforge.net/projects/zesarux/ Changes are: Added Cocoa…

    ... /> Fixed Gigascreen colours
    Fixed ULA port reading priority.
    Fixed ...
    chernandezba chernandezba May 2015 Emulators
  • ZX Spectrum issue 6a - yellow border problem<p>Hello!</p><p>I have problem with my Sinclair ZX Spectrum issue 6A, 48K. </p><p>I have changed low memory (all 4116 IC's) and coil, all electrolyti…

    ... electrolytics capacitors, TR4 and TR5, ULA - checked, Z80 - checked, ROM - checked ...
    zxuser zxuser May 2015 Hardware
  • Just Speccy 128What about this Serial 001 board?<br><br><a href="http://www.sellmyretro.com/offer/details/4260" title="Link: http://www.sellmyretro.com/offer/detail…

    What about this Serial 001 board?

    http://www.sellmyretro.com/offer/details/4260

    Is complete with all chips (ULA too!!!).

    Wow!!!
    ranma_simon ranma_simon May 2015 Sales
  • Understanding contentionI'm trying to understand contention and its implications when some "weird" bus cycles (such as I/O cycles with I/O addresses in the contended memory …

    ... to be enlarged until the ULA has performed its video memory ...
    mcleod_ideafix mcleod_ideafix May 2015 Hardware
  • New version (v0.31) of ZX DiagnosticsHi all,<br><br>Just wanted to let people know that I've released a new version of the Spectrum Diagnostics into the wild.<br><br>These were originall…

    ... nice features as a rudimentary ULA test, testcard for tuning VR1 ...
    balford balford June 2015 Hardware
  • ZX81 Composite Mod<p>I've done a simple composite mod to my Issue 3&nbsp;ZX81 following a basic schematic I found on one of the ZX81 forums. Mod consists of a BC547, 1…

    ... input from Pin16 of the ULA, 5V, ground and a video ...
    retrogamemart retrogamemart June 2015 Hardware
  • Spectrum+ refurbished by a noob!Sorry if I'm slightly spamming the forum with threads about my Spectrum+, but this is the last one (for now!) as it is all fixed up and I just wanted…

    ... . Attached a heatsink to the ULA. [Thanks [url="http://store.retroleum ...
    Mousey Mousey July 2015 Hardware
  • TV Pal, odd and even framesI have been researching, but haven't found any real interesting information on this subject, so far. What I mean is, since TV PAL signal is interl…

    ... frame (odd or even) the ULA is currently pushing out ?"
    ULA snow effect, and maybe prevent ... external hardware, matching the addresses ULA is fetching at the end ... />
    I have bought the ULA book, but have not started ...
    RMartins RMartins August 2015 Development
  • Toastrack fault - anyone recognize it?Hi I took a chance on a toastrack on eBay lately although it had a fault. The problem can be seen on the linked picture below. The problem sta…

    ... a while and it's temperature related and does not happen ...
    Kjaerhus Kjaerhus August 2015 Hardware
  • I feel they could have done this.After reading the ZX Spectrum ULA, I learned about how the ULA detects if the Z80 if going to access memory in the next cycle and stops it if the ULA…

    ... stops it if the ULA also wants to. Thinking ... contended.
    Alternatively, the ULA could provide some interface between ... memory, so that the ULA can read whenever it ... CPU's perspective, the ULA is a "write only" ... not write to the ULA too often (that buffer ...
    wilsonsamm wilsonsamm August 2015 Hardware
  • Interface 1 repair?Can the Interface 1 be repaired? The problem is that it is not recognised by (several) Spectrums, including ones that it worked on the last time I t…

    ... activity.
    Is this a ULA issue in the interface?
    Paul-J Paul-J August 2015 Hardware
  • My experience with a ZX Spectrum clone called Elwro 800 JuniorAfter a long break in using this forum (modellrailroading is my main hobby) I'm back and want to tell something about an interesting ZX Spectrum clon…

    ... functionality of ZX Spectrum's ULA. Please note, that because engineers ... make an exact copy of ULA and as so, there are ...
    brian-82 brian-82 August 2015 Hardware
  • Bit of cosmetic surgerySince my +2's ula gave up loading tapes I decided to get rid of the redundant cassette deck and give the speccy a make over, using some silver wheel …

    Since my +2's ula gave up loading tapes I ...
    madvanman madvanman August 2015 Sinclair Miscellaneous
  • [NEW] Retro Virtual Machine v1.0.0 for OSX released!!!!Here it is! Retro Virtual Machine v1.0.0 RELEASED!!!! Many thanks first to Patrik Rak for the PZX format and for their Z80 tests without which RVM…

    ... to pixel accuracy in the ULA emulation.

    Tape emulation ...
    jcgamestoy jcgamestoy September 2015 Emulators
<1…18192021222324…34>

Latest Posts

  • Minor British Sports that did become games on the ZX Spectrum
    dmsmith on April 22
  • I bought an accoustic guitar. How do you play it?
    Maroc's Other Projection on April 22
  • Goodbye Z80
    moggy on April 22
  • Happy 40th Birthday to the Amstrad CPC464!
    AndyC on April 22
  • Another Birthday! The Game Boy Is 35!
    dm_boozefreek on April 22
  • I am currently watching.....
    Antiriad2097 on April 22
  • European Software Titles with an English version
    harriusherbartio on April 22
  • How Do You Categorize Your Speccy Software and Games?
    harriusherbartio on April 22
  • Fixed Speccy Software. And which games remained unfixed?
    harriusherbartio on April 22
  • New video about S-video modification on Issue two 48K Spectrum.
    Renegade on April 21

HitBox

Word Docs Hits
temperature 642 846
ula 7.3K 13K

Related Threads

  • ULA......Woooooo and ULA 160??'ello all from down under !<br /> <br /> they don't know the speccy well this way it seems, <br /> <br /> anyways, picked up my brand new astra yeste…
  • Serching for ZX printer ULA and ZX interface I ULAIs there anyone having any spares. In both cases, I swapped ULA's from working equipment which fixed things, so I'm 100% sure it's the ULA that is ca…
  • Where: ZX Printer ULA's and ZX interface I ULA'sIs there any source left for these ULA's? Alot of tings can be replaced, like the ZTX transistors and occasionally you can come accross a normal ZX S…
  • WANTED: 128k+ or 128k +2(early grey mod.) ULA chipHello,<br /> Attempting to repair my 128k+ speccy.<br /> Needs a ULA(IC1)chip from either a 128k+ or an early +2 will work also.<br /> If anyone has …
  • ULA schematicsHi everyone.<br /> <br /> Some while ago I remember getting hold of some circuit schematics of the innards of the Speccy 48K ULA. Sadly I've since lo…
  • ULA?Just curious, what does ULA stand for - I'm guessing Ultra Large (Gate) Array?
  • The ULA and ScreenI've asked something similar before but please bear with me.<br /> <br /> I'm trying to understand the way the screen is controlled.<br /> <br /> The…
  • sound input causing dead ula in +2 ?I have a dead +2a (it shows static black screen, no border see: [url="http://www.worldofspectrum.org/forums/viewtopic.php?topic=9619&amp;forum=4)"]ht…
  • ULA chipHi.<br /> <br /> Where i can find a ULA 6C001E-6 chip for an 3B issue Speccy ?<br /> Also looking for one 7805 heatsink...<br /> <br /> Thank
  • UlaI remplaced an ULA 6c001-6 by an ULA 6c001-7 chip on issue 3B board.<br /> It is "crucial" to remove R32 and adding the 2x NAND gates ??? or not ?<br…

Related Searches

  • 3b ula
  • issue 3b ula
  • harlequin modified ula
  • ula model 2
  • ula
  • zx 2 ula
  • zx 2 ula interchange
  • zx 2 ula swap
  • grey 2 ula swap
  • ula 128
  • ula replacement
  • 2b dead ula
  • black 2 dead ula
  • slam ula
  • wip ula
  • ula replacement module
  • thermal temperature ula z80 gun
  • temperature ula z80 gun
  • temperature ula z80
  • temperature ula

Copyright © 2024 World of Spectrum