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Search Again :: Adv Search 1000 results in 0.019s
<1…16171819202122…34>
  • I want a DivIDE but....I need help, I want to get a DivIDE but I need some advice. Which one do I go for DivIDE or RWAPS DivIDE+ (when they become available). Which firmwa…

    ... is it requires battery backed RAM, which can be either ... expensive and reliable. Standard static RAM was never really designed to ... in low volumes for each chip, and still occasionally can be ... and comparison with old-designed interface 1 or microdrive would be ...
    Hood Hood August 2009 Development
  • dead issue 6a boardI've just been back to the uk and found my old 48K + there - and bought it back with me to singapore - it's giving white border and red bars. From wh…

    ... and have access to a interface II, you can build a ... following image to the video RAM, so you can easily ... br /> A faulty DRAM chip has often its data line ... image must not use any RAM position. That is, no ... stack, no RAM variables, no interrupts.
    < ...
    mcleod_ideafix mcleod_ideafix September 2009 Hardware
  • 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…

    Modification GASWARE for MB02+ interface is very easy. Actually exist ... be routine which configure 8255 chip (PIO) in MB02+ for ... set with write enable. Only ram page with modified 48rom must ... and data in high 8kB ram(8192-16383). This software protection ...
    velesoft velesoft September 2009 Development
  • An idea for a possible(?) new interfaceDue to the Spectrum's processor speed and the way the ULA works, there are a couple things (among others) that are difficult to do: -Gigascreen or a…

    ... 's own fast Z80 and RAM, designed to play Amiga MOD ... to 24 MHz), more RAM (2MB), SD card interface, and ability to ... fast data exchange with main ZX Spectrum RAM ... per pixel video mode and Turbo Sound FM sound extension, it ...
    Shiru Shiru October 2009 Hardware
  • Help identifying hardware peripheralA few months ago someone gave me all their Speccy stuff. The Spectrum itself was broken, but I got with it quite a few useful peripherals. Among thes…

    ... is a 1024x4-Bit-SRAM chip. Seems to be 300 nS ... own ram (=buffer) support it being some sort of RS232 interface rather ... than a joystick interface?
    MrCheese MrCheese November 2009 Hardware
  • faulty zxspectrum +hi all i just bought a speccy 48k+ off ebay it worked for like 15 mins now it is stuck on the reset screen. I fear this is something major maybe fau…

    ... i have blew ram cos i had a cheetah interface in the ... if i identified the bad ram chip(s) is it possible to ...
    rustyredline rustyredline November 2009 Hardware
  • Mass storage - why backup battery?I wasn't sure to post this under "hardware" or "development", but here goes: There are these mass storage devices for ZX Spectrum, and on many desig…

    ... Spectrum. Whether you have RAM, ROM or anything else, ... - same speed as normal RAM.
    These advantages make ... for a paltry 32K chip even today. Home made ... than a Dallas NVRAM chip. (The Dallas chips ... RAM/write back is easily hidden by a software interface, ...
    Winston Winston February 2010 Hardware
  • Platform Game Designer 2Right, with Telly Heroes out of the way, I've decided to have a second attempt at this. I've ditched the old PGD2 source, and started again with the…

    ... lines.. but with far bigger chip.

    the only other ... mem? or put on an interface 2 cart.. but that access ...
    fog fog February 2010 Development
  • Castlevania ZXDoes anybody know what happened to the Castlevania ZX project? Yet again another great game that missed the Spectrum but had a port on the C64 [url…

    ... will need a new cartridge interface, compatible with all the ZX ... Spectrum. The interface is economic, cost only 20 ... interfaces) and 128 KB of RAM (so it does not matter ... have a Spectrum with that chip, 2 player simultaneous mode, 8 ...
    kgmcneil kgmcneil March 2010 Development
  • Software with AY Music supportFollowing a couple of queries from customers, I thought it might be useful if we could have a thread which identifies which games and software suppor…

    ... sound capabilities via the AY chip?[/QUOTE]
    Hi,
    interface is ooooold. Actually it' ... many standards of AY-interface and it was wrong ... - if there is enough RAM in 48, then simply ... Your real machine with AY-interface - then You will ...
    Yerzmyey Yerzmyey March 2010 Games
  • TRD/SCL importer for MB02+ and PROFI INTERFACEHi all MB02+ users, I know this time noone of you will be able to use my new program, because with MB02+ you will also need Velesoft's PROFI INTERFA…

    ... I need Velesofts Profi Interface for that? What special ... Together with programmable CPLD chip and 512KB rewritable ROM it ... firmware to emulate ATM + Turbo clone, not because of the ...
    Further info about the interface itself here: [URL="http://velesoft ...
    Hood Hood April 2010 Development
  • Software with AY Music supportFollowing a couple of queries from customers, I thought it might be useful if we could have a thread which identifies which games and software suppor…

    ... for the 48K Spectrum + AY interface prior to the advent of ... games can detect the AY chip and run accordingly, but if ... depends on how much free ram left and so on, it ... were designed with the AY interface in mind.
    I'm ...
    Arm73 Arm73 April 2010 Games
  • Hypothetically....If you were putting together a "Spectrum +4" what presently available hardware would you include. My criteria would be total comparability (or as ne…

    ... not?
    RAMCSL switches lower RAM off (16384-32767)
    ... RAMCSH1 switches first part of RAM off (32768-49151)
    ... RAMCSH2 switches second part of RAM off (49152-65535)
    ... Spectrum: A Interface 1 style Addon featuring: SID Chip, DivIDE with ...
    LCD LCD June 2010 Hardware
  • Hypothetically....If you were putting together a "Spectrum +4" what presently available hardware would you include. My criteria would be total comparability (or as ne…

    ... not?
    RAMCSL switches lower RAM off (16384-32767)
    ... RAMCSH1 switches first part of RAM off (32768-49151)
    ... RAMCSH2 switches second part of RAM off (49152-65535)
    ... Spectrum: A Interface 1 style Addon featuring: SID Chip, DivIDE with ...
    velesoft velesoft June 2010 Hardware
  • PrintingHey all, I have a question regarding printing - I'm using my speccy to create some images and text for a book and I want to print them directly (I co…

    ... /> UR-4 or other interface with chip Intel I8255 (Tesla MHB8255 etc ... (UR = univerzalni rozhrani = universal interface in english) and simple. You ... software. Interface UR-4 haven't any ROM or RAM and ... place software in ZX Spectrum RAM. Then sofware must be ...
    cygnus cygnus June 2010 Hardware
  • TRD/SCL importer for MB02+ and PROFI INTERFACEHi all MB02+ users, I know this time noone of you will be able to use my new program, because with MB02+ you will also need Velesoft's PROFI INTERFA…

    ... /> how does the interface give speccy 48 machien ... interface mentions no ay8912 sound chip?
    also the serial interface ... multiface and +d external ram - would need splitting into ... neither uses the 128k ram available or sams 4 ... in to video ram a bit faster?
    Roger Jowett Roger Jowett July 2010 Development
  • Progress Sprinter resurrectionI've been digging through my HDD once again and found all the docs on the sprinter again (pcb files/schematics/solder plans/bios sources/software etc…

    ... than a real AY/YM chip).
    The best approach prolly ... be ... just like the ATM-Turbo (which is a branch of ... without it's own CPU/RAM]) or the soundrive (4x Covox ...
    Shockwav3 Shockwav3 July 2010 Hardware
  • ZX48K 128K modHas anyone make this mod to the ZX48K? Does it work? [URL]http://hw.speccy.cz/128krebuild.html[/URL] Micky

    ... makes use of the additional RAM?[/QUOTE]

    Starting rom ... are in 512kB FLASH EPROM chip (similar as on DIVIDE PLUS ... img]

    Next free ram pages are used as TRD ... or DIVIDE memory emulation. Profi interface support DIVIDE emulation - in 1MB ...
    velesoft velesoft August 2010 Hardware
  • 48K Speccy Repair Log.Some people may know my love for writing up my repairs of arcade PCBs on various forums so thought I would do the same for this little fella. Had th…

    ... third 16K page, so the RAM test that the ROM performs ... put a cartridge in your Interface II.

    I have ... errors. For example, if the chip responsible of bit 0 is ...
    mcleod_ideafix mcleod_ideafix August 2010 Hardware
  • MB02+IDE aliveLast weekend I finished soldering and testing my MB02+IDE. All items work perfectly on +2 grey, on +2A, on 128k heatsink and on 48k Issue2 and 3b tes…

    ... talking about the ultimate Spectrum interface! :)
    Please add me to ... . I already have the KM-Turbo and the DivIDE+ but always ... - to integrate Velesoft's PROFI INTERFACE in it. At least 1MB ... could be one memory SRAM chip used for many purposes, which ...
    Hood Hood September 2010 Hardware
  • MB02+IDE aliveLast weekend I finished soldering and testing my MB02+IDE. All items work perfectly on +2 grey, on +2A, on 128k heatsink and on 48k Issue2 and 3b tes…

    ... could be one memory SRAM chip used for many purposes, ... />
    Impossible, Profi interface contain memory expansion for ram paging in high ... rom emulation with write protected ram (work also rom paging ... (connect part of 512kB rom chip instead zx rom)
    - ...
    velesoft velesoft September 2010 Hardware
  • Spectrum PackageHi all, I'm only new to this. My dad was a BIG spectrum fan years ago but unfortunately gave it up a long time ago. Going through some of his old st…

    ... /> Sinclair ZX Spectrum Make-A-Chip
    Sinclair & Macmilla ZX ... ]Accessories[/B]
    RJ4 Turbo Spectrum Joystick Interface
    RJ4 Specturm Joystick ... Interface MK2 (TANDY Cat. No. 260- ...
    Gbayo1 Gbayo1 September 2010 Sales
  • Spectrum ZX Games For SaleHi all, My dad has recently came across his Spectrum ZX and games upon delving into his stash of computers. Does anybody out there still use them,…

    ... /> Sinclair ZX Spectrum Make-A-Chip
    Sinclair & Macmilla ZX ... ]Accessories[/B]
    RJ4 Turbo Spectrum Joystick Interface
    RJ4 Specturm Joystick ... Interface MK2 (TANDY Cat. No. 260- ...
    Gbayo1 Gbayo1 September 2010 Sales
  • The Sadness of my Decaying Speccies.I've been avidly collecting ZX Spectrums since the late 90's and whilst at the time of the late 90's and early millennium my Spectrums and associated…

    For this, static RAM is better: it draws ... not as vulnerable as dynamic RAM. Besides, as he says, ... chips, apart from the memory chip itself (well, just one ... taken into account: the memory chip should draw enough current on ... surely implement a SRAM interface.
    mcleod_ideafix mcleod_ideafix September 2010 Sinclair Miscellaneous
  • The Programmers Development System (PDS)Hi everybody, I recall this system has been mentioned several times on WoS forums. Last time was, I think, when those sources from Maz Spork (Buggy …

    ... as well - ISA card, Interface box and cable - and sorry ... only has 64K of RAM (named Work RAM), use it carefully!< ... AY-3-8912 sound chip works in a similar ... Yamaha YM 2612 FM sound chip. Basicly, the Mega-Drive ... ouput data to the sound chip. The Mega-Drive was ...
    ASM ASM October 2010 Sinclair Miscellaneous
  • Spectrum ZX Games For SaleHi all, My dad has recently came across his Spectrum ZX and games upon delving into his stash of computers. Does anybody out there still use them,…

    ... /> Sinclair ZX Spectrum Make-A-Chip
    Sinclair & Macmilla ZX ... /> SOLD: RJ4 Turbo Spectrum Joystick Interface
    RJ4 Specturm Joystick Interface MK2 (TANDY ...
    Gbayo1 Gbayo1 November 2010 Sales
  • Spectrum PackageHi all, I'm only new to this. My dad was a BIG spectrum fan years ago but unfortunately gave it up a long time ago. Going through some of his old st…

    ... /> Sinclair ZX Spectrum Make-A-Chip
    Sinclair & Macmilla ZX ... /> SOLD: RJ4 Turbo Spectrum Joystick Interface
    RJ4 Specturm Joystick Interface MK2 (TANDY ...
    Gbayo1 Gbayo1 November 2010 Sales
  • divide deviceHi, This is first my first post,so hello to you all I first Spectrum 48k was a Xmas present way back in 1983,best gift ever. Then I moved on to a C…

    ... connector any other interface with external memory rom/ram or old ... bad design of kempston joystick interface (ignore signal RD). DIVIDE ... . Is possible reflash rom chip in DIVIDE PLUS with my ... enable using on any kempston interface without data collision. Will ...
    velesoft velesoft November 2010 Hardware
  • Recent talk of developing new SpectrumsHi all, I can see from a few threads on here that some Wossers like Vasil and Aien 8 are interested in developing more powerful Spectrums or improvi…

    ... much point in expanding the RAM still further.

    If ... be a "Spectrum on a Chip" type of idea, like have ... inch floppy drive and DivIDE interface (or similar) to allow a ...
    Alien 8 Alien 8 December 2010 Hardware
  • A video interface for the Spectrum, MSX compatibleSo you can use the same code for displaying sprites, tiles, characteres, and so no, on both the Spectrum and the MSX. That is, the Spectrum now has a…

    ... reason to make this interface is: because it could ... the processor and the video chip. When I read about ... Any news on the V9938 Interface? I recently obtainet another Sony ... Z80 with 64 KB RAM and V9938 with own 128 ... KB RAM. Works, but can be ...
    LCD LCD February 2011 Hardware
<1…16171819202122…34>

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