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 0.012s
<1…11121314151617…34>
  • Faulty +2 advice please :)Hi all , I have a faulty +2 which when powered up gives a black border and 6 black and White stripes , I'm thinking faulty ram ??? Any one have any b…

    ... ROM is bad or the CPU is bad or not being ... /> If you can get a test ROM that'd be best ... know my Test ROM would show if the CPU were doing nothing ... 't know about the other test ROMs people use).
    Spirantho Spirantho March 2012 Hardware
  • ULA snowHow is this feature implemented in emulators ? And how exact is the emulation ? I somehow supposed that ULA snow is something that is not very determ…

    ... exact reason is unproven... Some test programs might be a good ... very tight areas of the CPU emulation. Maybe just a snow ...
    Jmk Jmk March 2012 Emulators
  • ZXDS 0.9.3 beta 1Hello, Today it's exactly five years since the [URL="http://zxds.raxoft.cz"]ZXDS[/URL] has come to life on my DS. To celebrate this anniversary, I h…

    ... , not much, really. The main CPU is clocked faster, there is ... , in context of ZXDS, the CPU speed would be the only ... . And then you have to test everything twice ever since, even ...
    Patrik Rak Patrik Rak March 2012 Emulators
  • ZXDS 0.9.3 beta 1Hello, Today it's exactly five years since the [URL="http://zxds.raxoft.cz"]ZXDS[/URL] has come to life on my DS. To celebrate this anniversary, I h…

    ... , not much, really. The main CPU is clocked faster, there is ... , in context of ZXDS, the CPU speed would be the only ... . And then you have to test everything twice ever since, even ...
    Paddy Coleman Paddy Coleman March 2012 Emulators
  • My divide killed my toastracknow it boots with garbage and z80 overheats a lot will replacing z80 solve it , or something else can be bad?

    ... not other problems, I would test the suspect Z80 in the ... could potentially damage a new CPU. Burnouts are more likely than ...
    chev chev May 2012 Hardware
  • My divide killed my toastracknow it boots with garbage and z80 overheats a lot will replacing z80 solve it , or something else can be bad?

    ... not other problems, I would test the suspect Z80 in the ... could potentially damage a new CPU. Burnouts are more likely than ... risk.[/QUOTE]

    the cpu is not socketed, so it ...
    danilop2k2 danilop2k2 May 2012 Hardware
  • 48k+ CPU SocketThink I've bitten off more than I can chew... After the desoldering my z80 went without incident, no damaged pads, tracks etc. I expected the socket…

    ... .99 digital meter (the only test gear I have) set to ... I either have 2x dead CPU's (one is brand new ...
    napoleonblownaparte napoleonblownaparte June 2012 Hardware
  • 48k+ CPU SocketThink I've bitten off more than I can chew... After the desoldering my z80 went without incident, no damaged pads, tracks etc. I expected the socket…

    ... however.

    I did test each and every 'end point ... rightmost ones (that connect to CPU pins 2 & 38 respectively ... schematic, pin 5 of the CPU is shown as connecting to ... shall of course repeat the test later on with my meter ... will rule out a faulty CPU.
    napoleonblownaparte napoleonblownaparte June 2012 Hardware
  • Between interrupts and handlersSee there's this short period of time immediately after an interrupt comes but [i]before[/i] the control is transferred to an interrupt handler, abou…

    ... depends on what was the CPU doing at that precise moment ... /> The ULA ensures that the CPU won't miss an interrupt ... alignint.asm, from the zx test suite from Jan Bobrowski shows ... INT was accepted by the CPU.
    mcleod_ideafix mcleod_ideafix June 2012 Development
  • Harlequin clone...PCB manufactured!Using Chris Smith's detailed schematics and project notes from the Harlequin... a Speccy fan in the United States by the name of Don (Superfo) has de…

    ... pixels. I've found a test (BTIME from Jan Bobrowsky) that ... write operation.

    This test, executed on a genuine Spectrum ... 1,2, or 3 CPU clocks. The same test, executed in the ...
    mcleod_ideafix mcleod_ideafix June 2012 Hardware
  • Machine Code Routine of the weekHow about a thread that has a routine each week that is in [B]assembly language[/B] and is also described in great detail what the hell is going on …

    ... the vector number that the CPU reads from the data bus ... cycle. Useful, for example, to test for broken interfaces that put ...
    mcleod_ideafix mcleod_ideafix June 2012 Development
  • ESXDOS v0.8.0 released (with NMI Browser)Hello, To celebrate the speccy's 30th birthday, here's the latest version of ESXDOS for DivIDE users. The full changelog is too long to post here, s…

    ... external command):
    [CODE]
    cpu z80undoc
    relaxed on
    [/CODE]

    to test it, just compile that and ...
    ub880d ub880d July 2012 Announcements
  • GUI/OS for the Spectrum?Hi, Is anybody working on a WIMP/GUI system for the Spec? Is there anything current out there? [url]http://snakeoillabs.com/wordpress/2005/10/30/8…

    ... drawing logic has already spent CPU cycles. I wonder if a ... mask.

    I will test a hybrid solution. Assume you ... competition is you get to test many solutions for the effort ...
    tstih tstih July 2012 Development
  • GUI/OS for the Spectrum?Hi, Is anybody working on a WIMP/GUI system for the Spec? Is there anything current out there? [url]http://snakeoillabs.com/wordpress/2005/10/30/8…

    ... drawing logic has already spent CPU cycles. I wonder if a ... go. Best way is to test both approaches. ;)

    [quote ... />
    [quote]
    I will test a hybrid solution. Assume you ... competition is you get to test many solutions for the effort ...
    flashjazzcat flashjazzcat July 2012 Development
  • SpecBAS 0.747 Now available!Hiya folks - it's update time again! SpecBAS has had a load of new fixes, as well as some new additions! Firstly, as you all wanted it, SpecBAS can…

    ... 'idles' nicely, requiring little / no cpu.
    This is nice, but ... single-core machines. A quick test on an old single-core ...
    p13z p13z July 2012 Sinclair Miscellaneous
  • Issue 2 Failed 48k to 128k upgradeI have been trying to upgrade my Issue 2 with the help of Velesoft, using this schematic; [IMG]http://i764.photobucket.com/albums/xx284/arioch1973/4…

    ... it is, do a quick test: power off the machine, and ... bus lines and prevents the CPU to correctly read opcodes from ...
    mcleod_ideafix mcleod_ideafix July 2012 Hardware
  • Issue 2 Failed 48k to 128k upgradeI have been trying to upgrade my Issue 2 with the help of Velesoft, using this schematic; [IMG]http://i764.photobucket.com/albums/xx284/arioch1973/4…

    ... I can change with to test. THe one in my 4S ... .

    I have removed CPU, ULA, Logic for ram and ... CPU to ULA bus, as well ...
    Johan1973 Johan1973 August 2012 Hardware
  • Messenger interfaceHave anyone photos, schematic, rom images, documentation, or software for Messenger interface ? [url]http://www.worldofspectrum.org/infoseekid.cgi?i…

    ... 48K BASIC.[/QUOTE]

    Test this version:
    [url]http ... ZX hangs after power-on, test if ZXROMSC is in log ... adress than #66-#67 then CPU jump to incorrect code in ...
    velesoft velesoft August 2012 Hardware
  • Messenger interfaceHave anyone photos, schematic, rom images, documentation, or software for Messenger interface ? [url]http://www.worldofspectrum.org/infoseekid.cgi?i…

    ... [/B]

    I test it on my first +2 ... 48basic.

    I test messenger also with my next ... 50 will ZX rom)
    ;cpu continue at adress #50 with ... 52 will ZX rom)
    ;cpu continue at adress #52 with ... 0321[/I]

    I test all ZX128 and +2 rom ...
    velesoft velesoft August 2012 Hardware
  • Computer repair questionAn ewgf-style post: I'm usually able to find my way around things, search online for solutions and a few other things, but this time I'm unsure of w…

    ... at least. This will stress test the CPU, making the machine hotter ... keep an eye on the CPU temps in case the machine ...
    Marko Marko August 2012 Chit chat
  • Computer repair questionAn ewgf-style post: I'm usually able to find my way around things, search online for solutions and a few other things, but this time I'm unsure of w…

    ... temps and Everest to stress test dedicated video cards, but not ... Prime95's stress test, after 30 mins:

    CPU: 66C
    cpu temp now stays between 65C ... "quiet" even during the stress test.

    Guess I' ...
    zxbruno zxbruno August 2012 Chit chat
  • Spectrum 128 toaster and divide incompatibility problems with some demos and games.Okay so I got this thing now. It?s my first Spectrum ever. [img]http://img836.imageshack.us/img836/2016/speccyl.jpg[/img] [url]http://img824.image…

    ... /> Maybe spectranet uses the Z80 CPU clock of spectrum then there ... Spectranet's CPLD uses the CPU clock... so it rather needs ... 0x00 to 0xFF before the CPU reads, so therefore it's ... makes a good worst possible test case! The trouble is it ...
    Winston Winston August 2012 Sinclair Miscellaneous
  • Spectrum 128 toaster and divide incompatibility problems with some demos and games.Okay so I got this thing now. It?s my first Spectrum ever. [img]http://img836.imageshack.us/img836/2016/speccyl.jpg[/img] [url]http://img824.image…

    ... 0x00 to 0xFF before the CPU reads, so therefore it's ... makes a good worst possible test case! The trouble is it ... parastic capacitances is that the CPU adress bus is connected using ... "the good feeling" that the CPU adress bus is now not ...
    ingo ingo August 2012 Sinclair Miscellaneous
  • Computer repair questionAn ewgf-style post: I'm usually able to find my way around things, search online for solutions and a few other things, but this time I'm unsure of w…

    ... he even installed a new cpu fan. A few days ago ... />
    -Run stress test using PC Doctor
    -Test with different PSU ...
    freddyhard freddyhard August 2012 Chit chat
  • Issue 2 Failed 48k to 128k upgradeI have been trying to upgrade my Issue 2 with the help of Velesoft, using this schematic; [IMG]http://i764.photobucket.com/albums/xx284/arioch1973/4…

    ... the Issue 4S, running DivIDE test bios to verify that RAM ... have not tested is CPU, but changing CPU on the Issue 2 ... putting a new NEC 78000C cpu there).
    Johan1973 Johan1973 August 2012 Hardware
  • Issue 2 headache!Ive got an issue 2 here that firstly had a blown regulator (fixed), now its reading as a 16k machine (its fully populated), ive replaced and socketed…

    ... the signals on all the CPU and the upper RAM address ... connect up most of the CPU lines to a logic analyser ... the ROM code's RAM test and this will reveal what ...
    Zorn Zorn August 2012 Hardware
  • Issue 2 headache!Ive got an issue 2 here that firstly had a blown regulator (fixed), now its reading as a 16k machine (its fully populated), ive replaced and socketed…

    ... the signals on all the CPU and the upper RAM address ... connect up most of the CPU lines to a logic analyser ... the ROM code's RAM test and this will reveal what ... Zorn, only got a basic test bed here, no oscilloscope unfortunately ...
    Macc Macc August 2012 Hardware
  • Issue 2 headache!Ive got an issue 2 here that firstly had a blown regulator (fixed), now its reading as a 16k machine (its fully populated), ive replaced and socketed…

    ... RAM), so this suggests the test detects a problem when accessing ... the DC resistance (at the CPU) between each address line and ... each address line at the CPU and the appropriate pin at ... data bus line from the CPU to the appropriate upper RAM ...
    Zorn Zorn August 2012 Hardware
  • SPECTRA New from Paul FarrowLooks good! Read about it [URL="http://www.fruitcake.plus.com/Sinclair/Spectrum/Spectra/SpectraInterface.htm"]here[/URL]

    ... "production board" shown here, and test if my -somewhat cheap and ... DMA engine, to assist the CPU in block moving, or sprite ...
    mcleod_ideafix mcleod_ideafix August 2012 Sinclair Miscellaneous
<1…11121314151617…34>

Latest Posts

  • I am currently watching.....
    Paradigm Shifter on 12:49AM
  • New video about S-video modification on Issue two 48K Spectrum.
    Renegade on April 21
  • Fixed Speccy Software. And which games remained unfixed?
    John Elliott 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
  • European Software Titles with an English version
    harriusherbartio 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
  • Celebrity deaths...
    mel the bell on April 20

HitBox

Word Docs Hits
test 14.3K 19.1K
cpu 6.7K 10K

Related Threads

  • Atom CPU's vs Other CPU'sI wonder how the Intel Atom CPUs perform against other cpus.<br /> How would you describe the performance of an Atom compared to a Pentium or AMD clo…
  • Games with demo mode (CPU vs CPU)Hi all<br /> <br /> I'm looking for games that include a "demo mode". Right now I'm recalling these:<br /> <br /> -Barbarian<br /> -Way of Exploding …
  • Of course, when the M1 line of the Z80 CPU is failing, the Z80 CPU must be replaced![quote]Of course, when the M1 line of the Z80 CPU is failing, the Z80 CPU must be replaced![/quote]<br /> Err, why?<br /> <br /> If you are trying…
  • Daley hompsoms Super Test Day 1Anyone got any tips on the diving game? I'm struggling to get the 75 points needed in later levels. Also, can anyone remember what each of the 4 judg…
  • testTest message
  • FAILED THE BLOODY TEST !!!Well, I finally worked out the courage to take the Spectrum certification test... AND FAILED !!!<br /> Not exactly that I was expecting to pass, but …
  • ZXSpinGL first test upHi all,<br /> <br /> There's a test of ZXSpin using OpenGL to render the spectrum graphics<br /> (smooth scaling and scanlines mostly) up at my site:…
  • +3 test disk somewhere ?The "Integral disk test v1.5" from the +3's QAZPLM ROM test says it requires a test disk.<br /> Is it possible to find this disk somewhere ?<br /> It…
  • SPIN-Lite (Working Title) test availableHi all,<br /> <br /> I've been having a break from SPIN, pursuing my original goal of a BASIC<br /> interpreter. Well, I took SPIN's main core an…
  • The Spectraphite's Personality - Take the TestOkay, I'll go first *ish*<br /> <br /> <br /> <br /> [B]Disorder | Rating[/B]<br /> <br /> Paranoid: Very High<br /> Schi…

Related Searches

  • game test emulator
  • harlequin cpu clock
  • spectrum 3 test program
  • 3 speed test
  • zx 128k timing test program
  • 128k timing test program
  • zxtp test program
  • zx diagnostic test program
  • is there a system test for the spectrum
  • is there a system test tape for the spectrum
  • 2 grey test
  • test your pc keyboard
  • keyboard test
  • realspec emulators test
  • realspec emulator test
  • realspec test
  • cpu speed tester
  • test screen poke
  • test screen via poke
  • test cpu

Copyright © 2024 World of Spectrum