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  • ZEsarUX v9.2 Final released - Version 9.2 - Cliff Hanger edition. 05 April 2021As seen on: https://github.com/chernandezba/zesarux/releases [quote] ZEsarUX-9.2 @chernandezba chernandezba released this 21 hours ago · 6 com…

    ... />
    Added SamRam Gerton Lunter interface emulation
    Added new ZX ... /> Improved ZX Vision menu interface:
    -Added Turbo Vision GUI style
    -Fixed AY chip register selection
    -Fixed CRTC ...
    Luzie Luzie April 2021 Emulators
  • Killed Until Dead - Spectrum 128K versionI first got hold of this game about the same time as the film "Clue" started being shown on TV, and there was a "Miss Marple" series on TV, followed …

    ... screen into $8000, a turbo loader high in memory and ... main game is turbo-loaded in RAM immediately above this
    RAM.
    6. The five ... same time as another RAM bank. The solution was ... s chip, and to put the entire game in RAM in ...
    Ritchie333 Ritchie333 August 2021 Assembler
  • ZEsarUX 10.0ZEsarUX 10.0 is out! Download it from : https://github.com/chernandezba/zesarux/releases/tag/10.0 Changes: Version 10.0 - Clive Sinclair edi…

    ... features: Automatic Snapshots to RAM + Rewind feature, backwards ... /> Added Automatic Snapshots to RAM + Rewind feature
    Improved ZX Vision menu interface:
    -Added GUI styles ... Improved Next emulation:
    -Turbo setting: make it by default ...
    chernandezba chernandezba October 2021 Emulators
  • Was there an Emulator featuring RamTurbo Interface?IIRC, there was one Emulator which offers an Joystick Interface Hardware Option as "RamTurbo Interface" from Ram Electronics Ltd (UK) [url="https://w…

    ... offers an Joystick Interface Hardware Option as "RamTurbo Interface" from Ram Electronics Ltd ...
    Luzie Luzie January 2022 Emulators
  • My own Home Computer It's true. My company are planning to build a new Home Computer. It will use a Z80 CPU running at 6mhz, 128k Ram and will run all Spectrum and ZX81 …

    ... the RAM then return to the game. A GUI interface seems ... (4x320x200x256 quarters in each chip with a separate palette, ... />
    Video RAM

    64K RAM chip. EVIDEO provides various enhanced ...

    AY sound chip, plus some other sound generator ...
    cyborg cyborg October 2002 Sinclair Miscellaneous
  • My own Home Computer It's true. My company are planning to build a new Home Computer. It will use a Z80 CPU running at 6mhz, 128k Ram and will run all Spectrum and ZX81 …

    ... , another is for a GUI interface.

    [quote]The trouble ... HOW you could overclock the chip anyway - you either increase the ... or the voltage across the chip. Eitherway you'll destroy it ... actually SLOWER to access than RAM. Thirdly if you're writing ...
    cyborg cyborg October 2002 Sinclair Miscellaneous
  • Expanded Profiles - Brief BiosExpanding on the post about Crimewatch style profiles, why not make a biography style profile. And I'll be the first... NAME: Patrick J.K. Furlong A…

    ... they bought chips (Z80, ROM chip, RAM chips and a lots of ... they added a BETA disk interface clone.



    kmatveev kmatveev July 2004 Sinclair Miscellaneous
  • Expanded Profiles - Brief BiosExpanding on the post about Crimewatch style profiles, why not make a biography style profile. And I'll be the first... NAME: Patrick J.K. Furlong A…

    ... they bought chips (Z80, ROM chip, RAM chips and a lots of ... they added a BETA disk interface clone.



    Sharopolis Sharopolis July 2004 Sinclair Miscellaneous
  • Expanded Profiles - Brief BiosExpanding on the post about Crimewatch style profiles, why not make a biography style profile. And I'll be the first... NAME: Patrick J.K. Furlong A…

    ... they bought chips (Z80, ROM chip, RAM chips and a lots of ... they added a BETA disk interface clone.



    mel the bell mel the bell July 2004 Sinclair Miscellaneous
  • ZX in FPGA...Hmm..seems nobody is interested in a replacement PCB with FPGA...well..heading towards next FPGA projects then...C64 and others (o; [ This Messag…

    ... have my PIC-based PS2 interface (With RAM chip that emulates the kbd ...
    pern pern July 2004 Sinclair Miscellaneous
  • What hardware Sinclair and not related has everybody got?Just had to try to list all my clutter in the attic and my dads garage (this has got a bit out of hand), anybody else got as much Retro as this (boug…

    ... x2 16 ram packs
    ZX spectrum 48k
    Interface 1 and ... /> 4 Microdrives
    Kempston Joystick interface
    x2 Sinclair printers
    1541? Disk Drive
    Turbo Load cart

    Mattel ...
    beanz beanz August 2004 Sinclair Miscellaneous
  • What hardware Sinclair and not related has everybody got?Just had to try to list all my clutter in the attic and my dads garage (this has got a bit out of hand), anybody else got as much Retro as this (boug…

    ... II
    Maplins RS 232c interface Kit Complete unbuilt
    Merlin ... Entertainment System "Street Fighter II Turbo Pack" Boxed No Street Fighter ... Game
    Vixen Switchable 16k Ram for Vic 20 Boxed
    ADJB ADJB September 2004 Sinclair Miscellaneous
  • Sparky eZX-BASIC Project in need of FPGA ExpertYou probably are not familiar with this project, but it is a computer system based on Zilog's new eZ80 chip and the OS is a superset of ZX BASIC. Ju…

    ... is the interface to the CPU and the display RAM. Bus arbitration ... able to locate dual ported RAM anywhere, so bus arbitration is ... (maybe) and would keep the chip count down low.

    Sparky Sparky September 2004 Sinclair Miscellaneous
  • Sparky eZX-BASIC Project in need of FPGA ExpertYou probably are not familiar with this project, but it is a computer system based on Zilog's new eZ80 chip and the OS is a superset of ZX BASIC. Ju…

    ... enough) for the specific chip select pin, or somehow ... the WAIT signal outside the chip, then things would be ... WAIT pin on a eZ80 chip. You get no clue ... is happening inside the chip and when something is ... to interface VGA glue logic to eZ80 CPU and share RAM ...
    Sparky Sparky October 2004 Sinclair Miscellaneous
  • "Sinclair Zx Spectrum: Absolutely Better Than Commodore 64"Did you ever read this? [url="http://www.alfonsomartone.itb.it/fztsmo.html"]http://www.alfonsomartone.itb.it/fztsmo.html[/url]

    ... was released (Microdrives, Interface 1 and Interface 2 only!!!) but the ... interchangeable media, battery backed RAM drives, multiple processor accellerators ... and a plethora of RAM expansions, high speed serial ... 's just that the chip numbers changed during a ...
    TMR TMR July 2005 Games
  • Extracting the Multiface ROM?Is there an easy way to save the contents of a real Multiface 128 ROM to tape, on a real spectrum, for the purposes of transferring it to PC for emul…

    ... 128 that comes with a turbo save option uses different port ... - the turbo function having been lost to allow the disk interface options ... support the +D but supported turbo saves to tape, use port ... to 8192 to somewhere in RAM, page out the MF128 and ...
    DEATH DEATH June 2006 Hardware
  • new spectrumI have notices all sorts of advances on the C64 sceene such as 20mhz cpus, gui`s, and IDE interfaces. are they any kind of advances in development fo…

    ... a rather large and expensive chip to get any quantity of ... a proper external CPU and RAM, and using the FPGA to ... stuff, plus maybe the odd interface or two, you have something ...
    Laser Laser June 2006 Hardware
  • What is the rarest sinclair item u have ?For me, its a Sinclair PC200 boxed working and complete, has anyone any idea what its worth ? I am going to be selling it along with the rest of my …

    ... version without the speech chip), and a RAM Music Machine, complete, boxed ... add the boxed, factory-fresh Interface 1 :)

    Edit 2 ...
    trellis trellis July 2006 Sinclair Miscellaneous
  • The Only Reason Sinclair Succeeded (Provoking Controversy)Although I love my Sinclairs dearly, I think that the only reason they succeeded was because at the time most people did not know any better (factori…

    ... switch too), and the sound chip was great, although some people ... I hated the new BASIC interface. Typing was terrible, as ... graphical quality and requried video RAM), but they should have added ... end of the traditional screen RAM, if necessary, surely?
    < ...
    ewgf ewgf September 2006 Sinclair Miscellaneous
  • The 128 plus 2 wasn't very goodHaving looked at the review in issue 33 of Crash of the Spectrum Plus 2, it strikes me as a bit odd, as if Simon Goodwin had to like it. I remember r…

    ... should have been a 64K RAM machine where you could switch ... re talking about adding 16k RAM internally to put in place ... should have included a microdrive interface and the 2068 graphics mode ... compatible joystick connectors, the AY chip was ok too, nicer keyboard ...
    Alcoholics Anonymous Alcoholics Anonymous October 2006 Sinclair Miscellaneous
  • The 128 plus 2 wasn't very goodHaving looked at the review in issue 33 of Crash of the Spectrum Plus 2, it strikes me as a bit odd, as if Simon Goodwin had to like it. I remember r…

    ... 're talking about adding 16k RAM internally to put in place ... compatible joystick connectors, the AY chip was ok too, nicer keyboard ... and any of the 128k RAM.[/quote]
    Actually, that's ... drag on performance), standard disk interface and a total rewrite of ...
    JamesD JamesD October 2006 Sinclair Miscellaneous
  • The 128 plus 2 wasn't very goodHaving looked at the review in issue 33 of Crash of the Spectrum Plus 2, it strikes me as a bit odd, as if Simon Goodwin had to like it. I remember r…

    ... increase in board size, chip costs and increased case ... out any place in RAM is more expensive and ... page of the 128k RAM. Ie I'm not ... I figured that including the interface with the 128 would ... offered an official standalone interface for separate sale and ...
    Alcoholics Anonymous Alcoholics Anonymous October 2006 Sinclair Miscellaneous
  • Spectrum RAM Paks...This jogged my memory (excuse the pun!!) : [url]http://cgi.ebay.co.uk/CURRAH-32K-RAM-PACK-BOXED-SINCLAIR-ZX-SPECTRUM_W0QQitemZ150057889352QQihZ005QQ…

    ... that plugging in a 16K Ram pack into a 48K speccy ... not realizing that the 16K ram pack is in place.
    interface 1, Currah MicroSpeech/MicroSource etc..) pulling the chip select line ... (theoretically work for the upper RAM also).

    Clearly, no ...
    BloodBaz BloodBaz November 2006 Sinclair Miscellaneous
  • Blowtorch method of Speccy repairsI just did my first Spectrum repair (and successful at that). It was the Issue 2 spectrum I wrote about a while ago, I just hadn't got around to doin…

    ... tests on keyboard, sound, ULA, RAM chips, and ROM mostly.
    interface.
    I replaced the Z80 ... , weird huh?), one bad upper RAM chip and finally one (the 5 ...
    gtsamour gtsamour January 2007 Hardware
  • I/O contention model questionHi everyone, Sorry for my poor english. Together with a friend we are working on ZX Spectrum 48k implemented in FPGA. We have found bug in the Spect…

    ... 32kbyte static ram ICs are cheap, trivial to interface and more than ... upper RAM can be done with a single chip and no additional interface ...
    Winston Winston February 2007 Development
  • I/O contention model questionHi everyone, Sorry for my poor english. Together with a friend we are working on ZX Spectrum 48k implemented in FPGA. We have found bug in the Spect…

    ... 32kbyte static ram ICs are cheap, trivial to interface and more than ... upper RAM can be done with a single chip and no additional interface ... version of the YM sound chip somewhere out there which can ...
    brian-82 brian-82 February 2007 Development
  • Question about digitized sound and videoI searched the forums and couldn't find the answer, so here it goes. Regarding digitized sound: I remember reading an article long ago about a vid…

    ... user-interface error there :-) ). Then select PLAY to hear the AY chip ... a Philips machine and AY chip playing 8-bit sampled audio ... -bit audio on the AY chip, but only toyed. You can ... play the sampled data on ram. The BASIC program should ask ...
    Alcoholics Anonymous Alcoholics Anonymous February 2007 Development
  • Total amount of memory on a Speccy ?I wonder............ The C64 (excuse me for saying that name in here. I'll hereby name it just "it") has 64k, while only 38k, or so, is available f…

    ... /> Spectrum with Interface 1 attached has one extra kilobyte of RAM. When ... in, between adresses 12288 - 13312, RAM is selected instead of ROM ... some quick facts related to RAM of Spectrum clones in Roumania ... RAM for the workings of IF1 is stored on a 2K chip ...
    Grecu_hc85 Grecu_hc85 March 2007 Hardware
  • Anybody fancy coding this?blah de blah de blah Please ignore, poting error.

    ... ROMCS high just like ZX Interface 2, so that the on ...
    Winston Winston March 2007 Development
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