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Search Again :: Adv Search 1000 results in 0.022s
<1234567…34>
  • Spectrum helpHello all I run a website which is some sort of community/game information hybrid. It's dedicated to most gaming platforms (currently 62 of them). I…

    ... address lines can only address 64k of memory. The 48k spectrum ... that as ROM - 48k + 16k = 64k total addressable space.
    The ... time linearly address that extra RAM. The 128k models page the ... the +4's even have full 64k RAM paging modes.
    Apart from ...
    cyborg cyborg November 2002 Games
  • +2A "Ghost" programHi all - first time posting here, so I'll do a quick background - I was a (far too) dedicated 48k and +2A gamer in my younger days. Thanks to the mi…

    ... +3/+2A/B that allowed full 64k RAM. This allows you to put ...
    cyborg cyborg October 2004 Games
  • +2A "Ghost" programHi all - first time posting here, so I'll do a quick background - I was a (far too) dedicated 48k and +2A gamer in my younger days. Thanks to the mi…

    ... +3/+2A/B that allowed full 64k RAM. This allows you to put ...
    Alessandro Tommasi Alessandro Tommasi October 2004 Games
  • Lerm MicroMate - SDPHi All, I'm having a go at preserving a microdrive version of Lerm MicroMate. I?ve got a few problems, though, as the software has been unbelievably…

    ... think the software uses a full 64K RAM memory config, like CPM which ...
    Lloyd Lloyd October 2005 MIA/STP/SDP
  • DIVIDE is responsible for load failure (128k games)?Hi! For some reason when i try to load some 128k games on my spectrum +3 (from my DIVIDE) i get a reset/crash effect.. It doesnt happen to all 128k …

    ... of +2A/B and +3 full 64k RAM modes, and this was the ...
    mr.spiv mr.spiv March 2012 Hardware
  • Which Emulator supports Betadisk48?Hi out there and happy new year, I'm looking for an emulator to run with my vision1.7 trdos-rom in 48 mode. Unfortunately most emus only support Bet…

    ... down" to give me a full 64k ram. This configuration in connection with ...
    PORTHOS PORTHOS January 2014 Emulators
  • How did bank switching work on the 128K Spectrums?I'm new to Z80 and ZX Spectrum. So I was wondering how the 128+ models managed to work with more than 64K of memory? I'm somewhat familiar with h…

    ... (the +3) that allowed a full 64k ram memory space with the bottom ... spectrum memory access to video ram is shared between the z80 ...
    Alcoholics Anonymous Alcoholics Anonymous October 2015 Hardware
  • Help understanding the Z80.So I have a Z80 CPU and a 32k ram chip. I understand how they connect. (Data and address busses, chip select etc.) But how would i input information…

    ... rom there and map ram instead some time after ... so that there is a full 64k ram available.

    [ ... ram chip that has to be mapped into the z80's 64k ... to addresses 32k-64k. The 32k ram chip will have ... :- enable output from the ram chip when /MREQ=0, ...
    Alcoholics Anonymous Alcoholics Anonymous March 2017 Hardware
  • DIVMMC interface versus DIVIDE interfaceDIVMMC/PICODIVSD/DIVSDNANO is one same device with identical CPLD chip and same memory/features. DIVMMC use 8kB of eeprom with code for boot system f…

    ... version of system ESXDOS use full 32kB ram + next 8kB swap on ... Memory mapping is identical with DIVMMC. Divide support also true ALLRAM ... can be theoretically ported to DIVMMC, but this need rewrite IDE ... adapter is functionally same as DIVMMC and as bonus is ...
    velesoft velesoft August 2016 Hardware
  • DIVIDE PLUS - new memory mode DIVIDE128Divide PLUS contain 512kB sram + 512kB flash eprom. Memory paging in this device is enable on two different ports : 1) port #E3 is compatible with o…

    ... for enable this "divide 128kB ram mode"

    Existing ... systems can also access to full 128kB ram and 8kB rom image ... system is placed on different ram space = ram page 3 are not ... MODE with 256kB ram (on port #E3) and DIVMMC interface is comaptible ...
    velesoft velesoft June 2013 Hardware
  • ZEsarUX 6.0 stableHi! ZEsarUX 6.0 stable is out! This is a major version, it includes some new machines and a lot of new features and bug fixes :) You can downlo…

    ... clock for esxdos, 2 MB RAM, new 8kb block MMU, 9 ... , for example: full 128kb ram, 64kb rom of +2A, divmmc ram, etc
    Added ...
    chernandezba chernandezba November 2017 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 …

    ... />
    Three or more 64K RAM chips.
    RAM0 and RAM1 ... there are 256 RAM blocks of 64K plus the 64K VRAM giving ... full speed. The lower 48k will hence contain RAM 5, and RAM ... video.

    Video RAM

    64K RAM chip. EVIDEO provides various ...
    cyborg cyborg October 2002 Sinclair Miscellaneous
  • 128k, +2, +3ok i`ve asked a lot of questions over the few days but this is gonna be my final one on whats what unless i get lost once i get my apeccy so here goe…

    ... fixed, shitloads of RAM (a full 64k of usable RAM in one configuration) and ...
    Dunny Dunny December 2005 Hardware
  • Spectrum Game CompatibilityHi, At the moment I have a spectrum 48k. I am planning to get a 128k +2, but I have a problem. Will my 48k games work on 128k +2? Because some of the…

    ... the user to gain the full 64k of RAM (by paging out the ...
    Dunny Dunny April 2006 Hardware
  • 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 ... talking about adding 16k RAM internally to put in ... and any of the 128k RAM.

    The ... I absolutely hate the full screen text editor and ... time permitting, a better full text editor with the usual ...
    Alcoholics Anonymous Alcoholics Anonymous October 2006 Sinclair Miscellaneous
  • Timex Sinclair 2068Hi guys. This is my first post here, the first of many, I hope.. :) I have a Timex Sinclair 2068 but don?t know much about it. It was given as a gif…

    ... . Also 112K (48K RAM plus a 64K ROM cart) is just ... RAM standard, though later most had 64K RAM. The 2068 comes with 48K RAM ... the 2068 can have another 64K RAM in the cartridge slot (specified ... to change graphics in the full screen very quickly. Changes are ...
    Alcoholics Anonymous Alcoholics Anonymous December 2006 Games
  • 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…

    ... is total amount of RAM in machine. So simple ... Pilsener had bad idea of RAM accesibility in C64.
    ... not enough clear.
    Full 64K of memory instead 128K ?
    RAM, just not linear. ... may access whole 48K RAM of 48K machines with ...
    piters piters March 2007 Hardware
  • Timex Sinclair stuff wantedI will pay 500USD if someone can sell me all of the following items: 1 Timex Sinclair 2068 1 Timex Sinclair 2090 command stick 1 " " …

    ... port is to hook up 64K of RAM to it though for ... have a 64K RAM cart that I never could use to full extent ... would tax the cart's full power. Mostly I'd insert ...
    jboatno4 jboatno4 May 2007 Wanted
  • Timex Sinclair stuff wantedI will pay 500USD if someone can sell me all of the following items: 1 Timex Sinclair 2068 1 Timex Sinclair 2090 command stick 1 " " …

    ... port is to hook up 64K of RAM to it though for ... have a 64K RAM cart that I never could use to full extent ... would tax the cart's full power. Mostly I'd insert ...
    jboatno4 jboatno4 May 2007 Wanted
  • Speccy's most popular countries?I always wanted to know which countries had the most love for the Speccy (I'm petty like that) so I spent a while trying to get info, as far as i can…

    ... keyboard), it used the full 64K from BASIC (RAM Drive?) and it had ... have given ALL the 64K machines the RAM drive.

    Tandy ...
    JamesD JamesD April 2008 Sinclair Miscellaneous
  • Microsphere's best game?Given how fantastic Microsphere's games were, we don't give them (the company) nearly as much attention as we should. They wrote some fantastic games…

    ... /+3 in 64K RAM mode then you can see a full 1982 Sinclair ...
    Jimmy Jimmy June 2009 Games
  • Noob to Z80 needing +3 helpI'm quite new to z80 programming, but i'm attempting to write some kind of windowing system that will run alongside BASIC on my +3 with Kempston mous…

    ... most sensible configuration for the RAM is 4,5,6,3 ... uses page 1 for the RAM disk.[/QUOTE]

    Using ... one of the special RAM-only configurations tends to make ... able to have use a full 64K address space at one time ...
    glancaster glancaster July 2009 Development
  • Noob to Z80 needing +3 helpI'm quite new to z80 programming, but i'm attempting to write some kind of windowing system that will run alongside BASIC on my +3 with Kempston mous…

    ... able to have use a full 64K address space at one time ... as if DOS is active, RAM Page 7 is here instead ... copy it into the upper RAM bank, and go back to ... (repeat until upper bank is 'full' / my object code is ... from the upper bank (as ram page 7 is active then ...
    rbsfou rbsfou August 2009 Development
  • Tutorial - learn machine code in 30mins[B][I]Message from the moderators[/I] - bigjon has requested that readers' attention be drawn to a better version of this tutorial, one which is easi…

    ... actually owns the 16k RAM beginning at address 16384 ... allows the z80's full range of memory instructions ... drawback is that the full video memory owned by ... an operation involving a full update of the display ... have access to a full 64k of memory since some ...
    Alcoholics Anonymous Alcoholics Anonymous November 2009 Development
  • 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 …

    ... of the file is full of zeros, my RS232 ... send romfile,test.rom,64 ; 64K fixed ROM
    send romfile ... ; --------------------------------------------------------------------------


    ; 32K Full speed RAM.


    uncontended ld ...
    ASM ASM October 2010 Sinclair Miscellaneous
  • Playing SID music on AY??Hello. Some time ago, with occasion of another thread, I was asking about possibility of making a very certain thing - a SID emulator for Spectrum …

    ... does rely on the full 64K address space being RAM, which would limit ...
    obo obo November 2010 Development
  • What Spectrum to choose?Hi i'm new to the Spectrum. I read 'bout it in CDA (Polish game magazine) and watched LGR review of the 48k and it REALLY interested me. What model m…

    ... out and give you the full 64k of RAM, but it's impossible ...
    Dunny Dunny November 2010 Hardware
  • Zetr0's Catchup Time (hardware / software)Hello there my fellow ZX'ers I have been soaking myself into the "world of spectrum" and more I do, the more I realize I have to play catchup.... a …

    ... mode) this would allow full use of the CF card ... be extended to use a full 64K ROM and thus provide ... 8-bit mode for the full capacity.

    ... with any hardware that provides ram (or run from the ... spectrum's own ram, but getting it there ...
    guesser guesser March 2011 Development
  • T/S 2068 & SpectrumBorrowing what you see below from the Timex Sinclair 2068 Beginner/Intermediate Guide, by Fred Blechman. It appears the T/s 2068 was intended to be …

    ... On the 2068, the full internal 64k address space can be disabled ... bankswitching to occur in the full 64k space, with the suggested ... Only the +3 had full bankswitching capability, which was done ... be occupied by smart peripherals, RAM, ROMs (interfacing with the ...
    Alcoholics Anonymous Alcoholics Anonymous March 2011 Hardware
<1234567…34>

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