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<1234567…34>
  • MB02+ memory tester[url]http://velesoft.speccy.cz/other/mb02-ram-tester.zip[/url] This is tester of sram 512kB memory in MB02+ interface. Data in tested memory are not…

    [url]http://velesoft.speccy.cz/other/mb02-ram-tester.zip[/url]

    This is tester of sram 512kB memory in MB02+ interface. Data in tested memory are not erased.
    velesoft velesoft January 2013 Hardware
  • 128K RAM tester as .TAP?I was sure that I've seen a RAM tester that can be loaded with e.g. DivIDE or DivMMC EnJOY! as .TAP. But I can't find it (been searching through the …

    ... that I've seen a RAM tester that can be loaded with ... 128K machines, and if lower RAM works fine, and there is ... a small error in upper RAM.

    I have a ...
    bverstee bverstee January 2015 Hardware
  • MB02+ software and system developmentsThe following text was (before last modification) first published here: [url]http://www.sintech-shop.com/forum/board.php?boardid=20[/url] As discuss…

    ... improvements for MB02+ should run at any (!) MB02+ without big ... system components for MB02+ may not divide MB02+ users into different ... correct handled.
    3. MB02+ contains powerfull components which ... a snapshot into free MB02+ RAM and to switch between ...
    ingo ingo March 2008 Development
  • Issue 1 16K RAM bankFolks, I recently had a chance to fix a couple of Issue 1 boards, and learned the hard way that the chips in the 16K RAM bank have a different place…

    ... the chips in the 16K RAM bank have a different placement ... from 2 up have the ram chips lined up the most ... meaningless reports from the Fruitcake RAM tester, I finally checked all the ...
    Falco-F8L Falco-F8L January 2015 Hardware
  • Group Order of Internal/External Kempston Turbo InterfacesI have contact Velesoft ([url]http://velesoft.speccy.cz/kmturbo-cz.htm[/url]) about the production of internal or external kempston turbo interfaces …

    This is new tester for K-MOUSE 2008 interface< ... ://cygnus.speccy.cz/popis_kmouse-tester.php[/url] (kmouse tester 2)


    This tester can detect special version of ... RESIDOS is install to other MB02 ram pages, is impossible use NMI ...
    velesoft velesoft May 2008 Hardware
  • Weird issue with 128 Heatsink and IF2 cartI came across a weird issue with one of my 128K heatsink spectrums.... First of all i burned Paul Farrow's 128K RAM tester v 2.06 on a 27C128 eprom …

    ... burned Paul Farrow's 128K RAM tester v 2.06 on a ... IF2 slot.

    The tester is working fine on three ...
    gtsamour gtsamour November 2011 Hardware
  • Repaired some 128K's todayI have lot's of ZX Spectrums laying aside with some more complex defects. Today I decided to try to fix some of them. I thought: why not share my ex…

    ... out.. it was not a ram chip: the 'shortcircuit' ... course I already removed a ram chip :( stupid...
    ... screen there was some ram checking done when booting, ... adress-line error: the ram tester shows a red border ... diag board, a +2 tester.
    I fired that ...
    bverstee bverstee December 2011 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…

    ... same issue, Paul Farrows RAM tester produced no faults, but typing ...
    Macc Macc August 2012 Hardware
  • Velesoft's ZX128+2 with 1.5MB memoryMy old ZX128+2 PROFI (grey model - spanish version) for sale here: [url]http://aukro.cz/super-zx-spectrum-128-2-1-5-mb-i2738723874.html[/url] Back s…

    ... modified:

    - extended ram memory to 1024 kB (1 ... ZX rom emulation in extended ram

    - contain up ... basic.

    - contain MB02+ memory in full configuration 512kB ... br />
    - support allram mode (MB02 ram).

    I don't ...
    velesoft velesoft October 2012 Sales
  • Issue 2 weirdness[youtube]2vLT_jz4Qqc[/youtube] This usually resets it but this time it did that. With the 128k ram tester I get this; [url=http://postimage.org/imag…

    ... .

    With the 128k ram tester I get this;
    [url ...
    Macc Macc February 2013 Hardware
  • Help reviving a 128 +2 GreyHello m8s, my turn to ask for some help with a +2 Grey. Got it for spares as I do have a working one but I could not resist to try and fix it. As us…

    ... memory problem, hooked a ram tester loader with Paul farrow test ... gave me fault on video ram (blue border with 5 ... paper screen. Desoldered all ram and mounted turntip sockets, ... measuring voltages at the ram pins since I don' ... the 25 to 32 ram ic was 0,2v ...
    Pluto63 Pluto63 April 2013 Hardware
  • Tricky ZX RepairHello guys, This time I put my hands on a very nice Issue 3 16K, upgraded to 48K. To bertter explain "nice", it is absolutely mint, not a scratch on…

    ... 580-585 mA. The Fruitcake RAM tester stopped showing a fault on ... a ITT). Now the Fruitcake RAM tester gives a DIFFERENT faulty bit ...
    Falco-F8L Falco-F8L December 2013 Hardware
  • New from Paul Farrow, the ZXC4This is exciting stuff!!!! Sorry if ive stepped on your toes Paul, wanted people to hear about it!!! [QUOTE]Hi I?m happy to announce the release o…

    ... compatible interface (such as the RAM Turbo), or with a SPECTRA ... -passed to directly run the RAM Tester utility. The previous version did ... a new version of the RAM Tester utility. For best results, it ...
    Macc Macc July 2014 Hardware
  • Interfaces & ROMsHi everyone, I'm currently looking into the various modern interfaces for the Spectrum to allow me to run all my games from an SD card. I have a few…

    ... a Spectrum with a 16K RAM fault, I could boot from ... ROM and then test the RAM from it. I'd then ... PROGRAMS
    [*]SPECTRUM 128 RAM TESTER
    [*]SPECTRUM ROM TESTER
    [/LIST]

    The 128 RAM Tester and ROM Tester won't load in ...
    Tekno Venus Tekno Venus August 2014 Hardware
  • Issue 1 oddityHello to everybody, I have a very first under my hands - a broken Issue 1. Apart from the classic "broken lower RAM" syndrome which will be easily t…

    ... from the classic "broken lower RAM" syndrome which will be easily ... blue. Even Paul Farrow's RAM tester shows its white bars as ...
    Falco-F8L Falco-F8L November 2014 Hardware
  • +2 Black Boot Rom Selectionhello, i have a custom ROM with a test RAM software burned in that i have used before to troubleshooting ram problems on my +2 grey, is there a…

    ... custom ROM with a test RAM software burned in that i ... have used before to troubleshooting ram problems on my +2 grey ... can use this custom 27c256 ram tester on my +2 black to ... check for ram problems?
    i know that ...
    xaris_sm xaris_sm June 2017 Hardware
  • Fruitcake Ram Tester - What does CORRUPTS mean?Hi All, Getting the message "Corrupts" as in "Corrupts 1" showing up on my test... What does this actually mean? The documentation on the site doe…

    Hi All,

    Getting the message "Corrupts" as in "Corrupts 1" showing up on my test... What does this actually mean? The documentation on the site doesn't mention this error?

    Thanks
    David
    cj7hawk cj7hawk August 2021 Hardware
  • Where to get Spectrum RAMSigh. Even obsolete nixie tubes seem to be easier to get hold of than Spectrum RAM. I've tried the usual suspects (eBay and google searches), but not…

    ... if I can build a RAM IC tester although that'll take ... you need to make separate RAM tester. It can be done with ... special ROM. I made ROM tester (simple SW) for 48K in ...
    piters piters November 2006 Hardware
  • What's the most probable......cause for this on a grey +2? (z80 is excluded) [url]http://img376.imageshack.us/img376/8087/plus2hk9.jpg[/url]

    ... =odious;177767]Ok, thanks. The ram is running quite cool, but ... 27c256, download the Spectrum 128K RAM Tester ROM Cartridge from

    ram problem.

    Bye
    Jose_Leandro Jose_Leandro March 2007 Hardware
  • What's the most probable......cause for this on a grey +2? (z80 is excluded) [url]http://img376.imageshack.us/img376/8087/plus2hk9.jpg[/url]

    ... 27c256, download the Spectrum 128K RAM Tester ROM Cartridge from

    ram problem.

    Bye
    odious odious March 2007 Hardware
  • MB02+ software and system developmentsThe following text was (before last modification) first published here: [url]http://www.sintech-shop.com/forum/board.php?boardid=20[/url] As discuss…

    ... need RESIDOS ?

    USED MB02+ RAM PAGES:
    0=bs-rom ... =used for new OS for MB02+
    8-xx is free ... any MB02+ memory page and set manual maximum of used ram (128 ...
    velesoft velesoft April 2008 Development
  • MB02+ software and system developmentsThe following text was (before last modification) first published here: [url]http://www.sintech-shop.com/forum/board.php?boardid=20[/url] As discuss…

    ... velesoft;260199]How much of MB02+ SRAM need RESIDOS ?[/QUOTE]< ... br />
    [QUOTE]
    USED MB02+ RAM PAGES:
    0=bs-rom ... any MB02+ memory page and set manual maximum of used ram (128 ... use ResiDOS exclusively on their MB02+ (similarly for divIDE Plus), ...
    glancaster glancaster April 2008 Development
  • MB02+ software and system developmentsThe following text was (before last modification) first published here: [url]http://www.sintech-shop.com/forum/board.php?boardid=20[/url] As discuss…

    ... />
    EASY SWAP SYSTEMS on MB02+ :

    Now is possible ... 23,64 = MB02 ram - BS-DOS
    OUT 23,74 = MB02 ram - RESIDOS
    OUT 23,70 = MB02 ram - new OS (in ...
    velesoft velesoft April 2008 Development
  • MB02+ software and system developmentsThe following text was (before last modification) first published here: [url]http://www.sintech-shop.com/forum/board.php?boardid=20[/url] As discuss…

    ... ;261187]EASY SWAP SYSTEMS on MB02+ :

    Now is possible ... 23,64 = MB02 ram - BS-DOS
    OUT 23,74 = MB02 ram - RESIDOS
    OUT 23,70 = MB02 ram - new OS (in ... been playing around with the MB02+IDE that ingo sent to ...
    glancaster glancaster April 2008 Development
  • Jetpac questionHi all, I just bought a copy of Jetpac off of Ebay and I'm having problems. To start, I'm trying to play it on an issue 2 Speccy with Interface 1, 2 …

    ... made a machine code memory tester specifically for 16K/48K spectrums ... ve just been testing my tester this morning, before posting it ... , modified to simulate random faulty RAM.

    This is ... tapefile of [b]16/48K RAM Tester[/b] here:-
    [strike]http ...
    Digital Prawn Digital Prawn January 2009 Games
  • Jetpac questionHi all, I just bought a copy of Jetpac off of Ebay and I'm having problems. To start, I'm trying to play it on an issue 2 Speccy with Interface 1, 2 …

    ... going to knock together a RAM test routine today but my ... .2 of [b]16/48K RAM Tester[/b]:-

    [strike]http ...
    Digital Prawn Digital Prawn January 2009 Games
  • Jetpac questionHi all, I just bought a copy of Jetpac off of Ebay and I'm having problems. To start, I'm trying to play it on an issue 2 Speccy with Interface 1, 2 …

    ...
    ;at least 48K of RAM

    JR NC, ... />
    NoBitFade

    ;Blank RAM before printing message
    LD ... /> String1
    DB "16/48K RAM tester V1.3",0
    String2 ... br /> String2Edit
    DB "48K RAM",0
    String3
    DB ...
    Digital Prawn Digital Prawn January 2009 Games
  • RSP - RS232 Patch for MB02Hi all, I patched tape LOAD/SAVE routines in BSROM by RS232 communication routines with TAP emulation. In principle you only send TAP file to COM por…

    ... ! I can also page another MB02 ram and do all the stuff ...
    omega omega March 2009 Development
  • The Goldfinch updates thread([url=http://www.worldofspectrum.org/forums/showthread.php?t=25034]original announcement thread here[/url] - I figured it was worth starting a new to…

    ... /> ; -----------
    ; THIS CODE CONTINUE IN MB02 RAM PAGE 2
    ;
    LD ... /> ;------------
    ; THIS CODE CONTINUE IN MB02 RAM PAGE WITH 48 ROM
    Each MB02 ram page used with GASWARE must ...
    velesoft velesoft September 2009 Development
  • DivIDE questionsHi All, I'm the proud owner of two DivIDE interfaces, that I have just "inherited" from a friend. One of them is the original one and the other one …

    ... zx rom and zx ram and mb02 ram use same memory chip ... can be emulated with extra ram pages with write protect. ... All extra ram pages can be set ... adress space as writeable ram, but in low 16kB ... is also emulated with extra ram. All roms are switchable ...
    velesoft velesoft April 2011 Hardware
<1234567…34>

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