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<1…21222324252627…34>
  • Can someone run this test program on a real Spectrum 48K?I've knocked up a small test program just to satisfy my emulation OCD if someone with a real 48K Spectrum can spare a couple of minutes to run it.? …

    ... /> Looks very different to first test on "Real Hardware 48k Speccy ... sound, this is still a test of timings, not a ... the Chip: "ZiLOG Z84C0020PEC Z80 CPU 0536 GZ"
    [/quote]
    Microprocessors - MPU 20MHz CMOS CPU XTEMP
    in cmos processors ...
    rich_chandler rich_chandler November 2019 Emulators
  • Need help from people with a +2A/+3Started a topic [url="https://www.worldofspectrum.org/forums/discussion/55141/need-help-from-people-with-a-2a-3"]here[/url] to get a broader reach, b…

    ... conclusion thanks to the ptime test, so we could emulate it ... 's not true it suspends CPU for 4 cycles. It actually ... of the original floating bus test program which was used to ...
    Patrik Rak Patrik Rak November 2019 Development
  • Need help from people with a +2A/+3Started a topic [url="https://www.worldofspectrum.org/forums/discussion/55141/need-help-from-people-with-a-2a-3"]here[/url] to get a broader reach, b…

    ... thanks to the ptime test, so we could emulate ... nailed my Woody’s Special test in SpecEmu:

    CPU for 4 cycles. It ... the original floating bus test program which was used ... anymore.[/quote]
    Which test are you referring to? ...
    Ast_A_Moore Ast_A_Moore November 2019 Development
  • Need help from people with a +2A/+3Started a topic [url="https://www.worldofspectrum.org/forums/discussion/55141/need-help-from-people-with-a-2a-3"]here[/url] to get a broader reach, b…

    ... from the screen paging test (i.e., 14362 ... ) AND measured from the CPU INT, not really relative ... that ULA blocks the CPU for several cycles and ... />
    [quote]Which test are you referring to? Hikaru ... tinypic placeholder and the test themselves gone, I can ...
    Patrik Rak Patrik Rak November 2019 Development
  • New test for finding missing +2A/+3 ULA timing detailsHello, having added the +2A/+3 emulation recently, I want to make sure I got the ULA timing 100% right. We know when the contention pattern starts, …

    ... of cycle 0. If the CPU senses the line during this ... , it helps if the btime test results are always published along ...
    Patrik Rak Patrik Rak November 2019 Emulators
  • Need help from people with a +2A/+3Started a topic [url="https://www.worldofspectrum.org/forums/discussion/55141/need-help-from-people-with-a-2a-3"]here[/url] to get a broader reach, b…

    ... said that ULA blocks the CPU for several cycles and then ... Rak;958907"]I mean the test with the colorful attributes at ... it's stock floating bus test just modified to use the ...
    Ast_A_Moore Ast_A_Moore November 2019 Development
  • ROM emulation in softwareHi, first of all -- I only have shallow / uni knowledge of hardware, electronics, and physics. So forgive me for asking things that are out of that …

    ... /> Take control of Spectrum's CPU
    Reset counters to zero ... internal counter in 8266
    Test if transfer completed - if no ... control of the Spectrum's CPU and reset it

    tstih tstih January 2020 Hardware
  • ZEsarUX 8.1 stableHi! I've uploaded a new ZEsarUX 8.1 stable version. Go to the github released webpage to download it: https://github.com/chernandezba/zesaru…

    ... what happens. You have set cpu speed to something below 10 ... working!

    Now to test the QL emulation, and also ...
    The Mighty Dopethrone The Mighty Dopethrone April 2020 Emulators
  • ZEsarUX 8.1 stableHi! I've uploaded a new ZEsarUX 8.1 stable version. Go to the github released webpage to download it: https://github.com/chernandezba/zesaru…

    ... what happens. You have set cpu speed to something below 10 ... working!

    Now to test the QL emulation, and also ...
    chernandezba chernandezba April 2020 Emulators
  • Spectrum 128k advice neededHi, I'm new to this forum and the spectrum world. I have this spectrum "toastrack" that was working fine until today. It doesn't boot anymore, it s…

    ... signal and it reaches the CPU. We can’t know its ... , you can test for activity on Pin 30 of the CPU. Upon ...
    Ast_A_Moore Ast_A_Moore July 2020 Hardware
  • Spectrum 128k advice neededHi, I'm new to this forum and the spectrum world. I have this spectrum "toastrack" that was working fine until today. It doesn't boot anymore, it s…

    ... ;968436"]Pin 30 of CPU shows activity, upon pressing reset ... /> Well, looks like the CPU is doing [i]something[/i ... bus. Next, I’d test the data bus, but it ... easier to wait for the test ROM to arrive and ... do what Mark says and test the machine with the ROM ...
    Ast_A_Moore Ast_A_Moore July 2020 Hardware
  • zx spectrum +2 no clock signal ??help me ...... looking at a specie +2 (original +2) it is the Z70700 issue 1 (uk one) i seem to have no clock,no display,no sound at all. it is sho…

    ... do i have any real test equipment.
    i am connecting ... it shows pin 6 of cpu as low, and when i ...
    mark8bit mark8bit July 2020 Hardware
  • Keeping up to date with PC builds.I only do PC builds infrequently and I have stopped reading Micro-Mart so my abilities in the area can languish pretty quickly. But if it is new i…

    ... source small size CPU coolers etc.I use a Test Stand to ...
    harriusherbartio harriusherbartio November 2020 Chit chat
  • Halnziye HY610 thermal grease - Anybody used this before?Just wondered if any of you pc tinkerer guys have used this before or know of this thermal grease, and how you rate it. :-?

    ... and in both machines the CPU fans were running flat out ... mess. Wasn't a technical test to compare temps before and ... , or any form of stress test, but it was enough to ... normal and no screaming loud CPU fans.

    Now what ...
    Your Spec-chum Your Spec-chum February 2021 Chit chat
  • Keeping up to date with PC builds.I only do PC builds infrequently and I have stopped reading Micro-Mart so my abilities in the area can languish pretty quickly. But if it is new i…

    ... motherboard , the memory and the CPU) which gave him some of ... went on a second hand CPU which was about 3 years ... underneath so we used a Test Rig to ensure all was ...
    harriusherbartio harriusherbartio March 2021 Chit chat
  • The latest build of Specemu?The latest version of Specemu (a fantastic emulator, BTW) I have is SpecEmu-3.1.b150912.zip, which is a year old now, but knowing Woody he's probably…

    ... pass a fiendish DRAM fade test. Woody wrote it yesterday and ... pass, apparently it's quite CPU intensive.
    rich_chandler rich_chandler September 2021 Emulators
  • Were the full Sinclair Loki specs ever actually known?I was just curious. A lot was leaked to the media, but the exact specs seem different depending on source. Some say it could support up to 512x256 an…

    ... existing spectrums could have provided test-beds for prototype validation. Consider ... . Backplane + Power Reg.
    2. CPU 1. Z80H, possibly unbuffered.
    cj7hawk cj7hawk October 2021 Hardware
  • Hard Drive failureWas greeted by this message the other day. I have tried everything but it refuses to boot up, looks like i'll need to get a new HD. Had to drag out…

    ... , you should do a SMART test. Please perform "Short offline" (if ... this test fails, it will do very ... use less HDD and more CPU/GPU so the gain won ...
    Zup Zup December 2021 Chit chat
  • Keeping up to date with PC builds.I only do PC builds infrequently and I have stopped reading Micro-Mart so my abilities in the area can languish pretty quickly. But if it is new i…

    ... the CPU cooler etc .

    I will use a Test Rig ...
    harriusherbartio harriusherbartio June 2022 Chit chat
  • Idea about improving EmulatorHi, I got a bright idea today how to improve such excellent emulators a bit more. Okay, disassemblers are available in nearly every one new released …

    ... screen, memory copy and bit-test, or HiSoft Basic 1.1 ...
    LCD LCD April 2001 Emulators
  • Bug in Nemesis the WarlockI've noticed a bug in Nemesis the Warlock that prevents the game from being completed. On level 7, both on the 48K and 128K versions, the sprite repr…

    ... because the programmers did not test it enough before shipping it ...
    Alessandro Grussu Alessandro Grussu December 2001 Games
  • Interface for PC ZXSee last entry of former TOPIC. I'm working on the interface. Info about it on MISCELLANEOUS Author: Arjun (---.bng.vsnl.net.in) Date: 08-13-01 …

    ... /> I found out how to test it, but I still must ... test it.

    In fact ...
    Dr BEEP Dr BEEP November 2001 Games
  • Sports games for sale Anyone interested in sport on the Spectrum will probably find something of interest here. Original games available as follows:- Match Day II …

    ... Soccer
    Graham Gooch`s Test Cricket Brian Jacks Superstar Challenge ...
    Daley Thompson`s Supertest Test Match
    Pole Position Steve ...
    Mike Jeanes Mike Jeanes November 2001 Games
  • INPUT ArchiveHowdy folks. I'd really appreciate some help in this. I'm planning on creating an online archive of the old coding mag INPUT (having recently acquir…

    ... .com/rambozodublin/input/gen_imgs/machine_id/test.html[/url]
    Clicking the ... 's quite a rushed job (test.html - see?) and the code ...
    Fuzzbucket Fuzzbucket October 2001 Games
  • 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…

    Anyone 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 judges give scores on?

    Cheers
    Andrew Andrew August 2001 Games
  • Help!I recently dug out a Speccy game which is on the MIA list (Rescue from Atlantis, an OK Scuba Dive crossed with Pyjamarama style game) but couldn't co…

    ... mine to do. However, to test it we
    need the ...
    ewgf ewgf April 2001 MIA/STP/SDP
  • Dead Speccy???I have a 48k+ speccy that boots up with rubbish! is it the z80 cpu? it still has the white boarder but the rest is a mess. any help would be nice..…

    I have a 48k+ speccy that boots up with rubbish! is it the z80 cpu?

    it still has the white boarder but the rest is a mess.

    any help would be nice...

    thanks in advance [img]/__forums/images/smiles/icon_smile.gif[/img]
    tHE_eDge! tHE_eDge! February 2002 Sinclair Miscellaneous
  • INPUT ArchiveHowdy folks. I'd really appreciate some help in this. I'm planning on creating an online archive of the old coding mag INPUT (having recently acquir…

    ... .com/rambozodublin/input/gen_imgs/machine_id/test.html[/url]
    Clicking the ... 's quite a rushed job (test.html - see?) and the code ...
    Fuzzbucket Fuzzbucket October 2001 Sinclair Miscellaneous
  • IF1 LAN socketsI finally put my hands on a couple IF1's... I have a couple questions about the network sockets, however. First of all, are you supposed to stick "mo…

    ... original cable, so he can test it for me...) knows the ...
    Alessandro Tommasi Alessandro Tommasi March 2001 Sinclair Miscellaneous
<1…21222324252627…34>

Latest Posts

  • I am currently watching.....
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    John Elliott on April 21
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