World of Spectrum
  • Categories
  • Discussions
  • FAQ
  • Sign In
Home › Search
Title Search
@title beer Word 'beer' in title
User Search
  • @user admin Only posts by Admin
Text Search
  • @body beer Word 'beer' in the text
Phrase Search
"Hello World" Exact phrase match
Exclude Terms
  • car -red Search cars that are not red
"Or" Searches
  • honda | bmw 'honda' or 'bmw' results
Multi-Field
@(title,body) hello Both contain 'hello'
WildCard
  • hond* civ* Match all with an astrix
Combination
  • @title bmw @user admin
See more supported syntax examples
Search Again :: Adv Search 1000 results in 0.014s
<1234567…34>
  • DIVIDE versus ZX128 ROMDivide interface use hardware mapping of extra memory on this fixed points in 48rom: #0000 - power-on/reset/rst0/software restart #0008 - syntax erro…

    ... problem in comaptibility with Divide memory. Big part of Divide ... mode (48basic with enable 128kB memory).

    Divide ... on mapping points in external rom memory. Also exist next big ... Divide in same time connect external memory with system.

    ...
    velesoft velesoft February 2013 Development
  • Hardware description - BETA DISK interfaceExist more versions and clones of BETA DISK interface. Beta disk 48, beta disk 128, brasilian clones of beta disk 48, russian clones of beta disk 128…

    ... FDD interface with own external rom memory 16kB, based on FDC ... to adress #3D2F then external memory are connect and CPU read ... and connect from adress #66 external rom memory.
    - From ZX ... bus devices with own external memory because this can collide ...
    velesoft velesoft August 2013 Hardware
  • Hardware description - DivIDE interface[B][U]DIVIDE interface / DivIDE 2k11[/U][/B] [B][U]The main description[/U][/B] DIVIDE is IDE interface with own external memory. Thanks to very goo…

    ... interface with own external memory. Thanks to very good memory mapping system ... read first instruction byte from external memory, disconnect external memory(connect original ZX rom ... #1FF8 of divide memory (DIVIDE not disconnect external memory at same adress, ...
    velesoft velesoft August 2013 Hardware
  • Hardware description - MULTIFACE 3[B]Hardware description - MULTIFACE 3[/B] This is description of MF3 clone, because I can't find more about original interface. Schematic and PAL ch…

    ... />
    MF3 is external interface designed specially for ZX ... MAGIC button for jump to external memory. MF3 contain 16kB rom ... MAGIC button and connect external MF3 memory and CPU continue ... instruction disconnect MF3 memory(yes, disable MF3 memory. This ports ...
    velesoft velesoft August 2013 Hardware
  • Is the original divIDE compatible with Interface 1Is the original divIDE hardware compatible with Interface 1 ? I would like to use the divIDE and Microdrives connected at the same time. Is this pos…

    ... software running in ZX memory with Interface 1 connected ... memory automapper of ZX Interface 1 ? After RST 8 connect IF1 external ... />
    Divide connect external rom memory if CPU go to adress ... #1FF8-#1FFF then Divide memory is disconnect (after first ...
    velesoft velesoft January 2009 Hardware
  • divIDE & Joystick interface / other peripheralsHi, Anyone on here with a divIDE, managed to get the divIDE to play nice with a Kempston joystick interface; specifically - a RAM Turbo joystick int…

    ... ]

    Two interfaces with external memory will never compatible.

    - my external MB02 memory can disable access to rom ... for other interfaces if MB02 memory is connect
    [url]http ...
    velesoft velesoft August 2009 Hardware
  • converting ZX128 software for SAM COUPESAM COUPE is computer compatible with ZX48 model. Use same ports, same keyboard with compatible membrane, 64kB adress space with possibility connect …

    ... ram (don't need 1MB memory) in slow mode, or started ... in fast 1MB memory at full 6MHz. All 128kB ... files run always in 1MB memory at 6.0 MHz. Games ... /> SIMCOUPE emulator also support external 1MB memory. It's way for SAM ...
    velesoft velesoft May 2010 Games
  • sid tune remix on spectrum?I wonder if there is any way to convert c64 sid tune to spectrum? I like Matt Gray's c64 Driller theme and would love to have on speccy. Something li…

    ... +, ZXCF, ZX MATRIX use external ram memory instead ZX rom. Software can ...
    velesoft velesoft August 2010 Development
  • More colours II (Was: Most popular new features?)The suggested 4xCLUT multi-colour solution never took off.

    ... two cheaper ULAs) and/or external palette memory (which would require some ...
    csmith csmith September 2010 Emulators
  • Divide+ and joystick interface problemHi! Maybe someone can help me. Any of joystick interfaces which I have doesn't works with Divide+( without joy interfaces works fine.) My joystick in…

    DIVIDE PLUS use external 1MB memory on port 23(#17) and ...
    velesoft velesoft February 2011 Hardware
  • Question about divide +Hi A friend has sent my a faultly divide + to see if I can repair it. If I use this divide+ with a spectrum 48K (That works perfectly with my stand…

    ... on more interfaces with big external ram memory (DIVIDE PLUS, ZXMMC+,MB02 ... rom only. You can upgrade memory to 128-512kB and use ...
    velesoft velesoft May 2011 Hardware
  • Question about DivIDEHi guys, Tell me this... (please) DivIDE features an "auto-mapping feature transparently maps shadow ROM at important entry points". Depending on …

    ... this adress then automatically connect external memory with DIVIDE system:
    ... automatically connect external memory.

    Yes, DivIDE connect external memory on next ... external memory at first byte.

    Yet is external DivIDE memory ...
    velesoft velesoft June 2011 Hardware
  • The SAM CoupeDoes anyone own one of these? I remember being jealous of a friend who bought one of these machines which had a disk that made the system compatible …

    ... palette, full ports adressation, extended memory, programmable interrupt, midi interface, joystick ... mode. If external 1MB memory is connect, then enable memory paging in high ... use on SAM COUPE with external 1MB memory. Some ZX games with ...
    velesoft velesoft November 2011 Hardware
  • Another cause for DivIDE problems on 48K'sThe last months some topics were opened to discuss problems with 48K ZX Spectrums and DivIDE. Sofar we found: - Bad Z80's because of poor fanout (si…

    ... for automatic connection external memory
    - cpu continue in external divide memory
    - ...
    - CPU disconnect divide memory and jump to detection routine ... zx rom, connect divide memory and return to system value ... same time here connect external ram.
    velesoft velesoft January 2013 Hardware
  • DivMMC EnJOY!Coming up... [IMG]http://benophetinternet.nl/hobby/vanmezelf/DivMMC_enjoy_first_render.jpg[/IMG]

    ... FLASH ? This open jumper = disable external divide memory mapping.
    velesoft velesoft August 2013 Hardware
  • DivMMC EnJOY!Coming up... [IMG]http://benophetinternet.nl/hobby/vanmezelf/DivMMC_enjoy_first_render.jpg[/IMG]

    [QUOTE=1024MAK;715858]Ben

    If the ROM on the Speccy is not responding to a 2.7V logic high signal, you could try this little mod.:-

    [CODE]

    ----+--------+--- +5V
    | |
    bverstee bverstee August 2013 Hardware
  • Hardware description - MB-02+ interfaceOn this thread will soon released info about MB-02+ idisk interface ( memory paging mechanism, list of ports, addressing, MB IDE, schematics, etc... …

    ...
    MB-02+ use own external DMA chip (type UA828D = clone ... between internal ZX memory/external MB02 memory/internal or external I/O ports ... as during classic non DMA memory access. So DMA access ... +2A/+3 ULA use different memory contention)

    [B ...
    velesoft velesoft August 2013 Hardware
  • Hardware description - MULTIFACE 128I make schematic of MULTIFACE 128 (v36) from PCB layers downloaded from WOS. But all PCB layers on WOS contain some bugs, absent signals, etc.. Now …

    ... MAGIC button for jump to external memory. MF128 contain 8kB rom + 8kB ... .1 = disable connection of external rom/memory for other devices. If MF128 ... ZX rom area for external devices = possible connect external memory instead ZX rom ...
    velesoft velesoft September 2013 Hardware
  • New multi-interface for ZXI have in development new interface for ZX Spectrum. PCB size is similar as K-MOUSE interface and on board is CPLD (programmable logic), up to 1MB st…

    ... support 32K or even 64K external ROMs using the standard ... ZX rom emulation/replacement with external SRAM/FLASH EPROM.
    ... can be loaded to external sram memory and used instead ZX ... br /> Interface will support MB02+ memory paging (allram - 512kB ram/ ...
    velesoft velesoft October 2013 Hardware
  • New multi-interface for ZXI have in development new interface for ZX Spectrum. PCB size is similar as K-MOUSE interface and on board is CPLD (programmable logic), up to 1MB st…

    ... ZX rom emulation/replacement with external SRAM/FLASH EPROM.

    external sram memory and used instead ZX ... .
    Interface will support MB02+ memory paging (allram - 512kB ram/flashable ...
    chev chev October 2013 Hardware
  • Direct drive LCD screen - looking for information on previous projects people may have attempted.Hi All, My first post, so please forgive and guide if I've posted in the incorrect section. I'm a speccy user from way back in the 80's, but m…

    ... . I was planning on having external video memory...

    It might ...
    cj7hawk cj7hawk December 2020 Hardware
  • Direct drive LCD screen - looking for information on previous projects people may have attempted.Hi All, My first post, so please forgive and guide if I've posted in the incorrect section. I'm a speccy user from way back in the 80's, but m…

    ... . I was planning on having external video memory...[/quote]

    I ...
    RobeeeJay RobeeeJay December 2020 Hardware
  • Disable onboard memoryWould this work...? Access to onboard I/O can be disabled by holding IORQGE high. Would it be possible to create a MEMRQGE in a similar way to disa…

    ... way to disable all onboard memory - like ROMCS but for the ... whole memory map?

    Translating the ... piece of on-board memory and map external memory over it. CP/M ...
    Jonathan Harston Jonathan Harston June 2007 Hardware
  • +2 gray external sound source socketHello I'm repairing an old +2 grey that was given to me, it was in a terrible state (damaged and in pieces). I've managed to repair the board using …

    ... repair the board using some memory chips i bought from sintech ... modified in order to recieve external sound source, two sockets were ... a link or schematics for external sound source sockets installation on ...
    gtsamour gtsamour November 2007 Hardware
  • Memory upgrade for ZX Spectrum 16/48This is external memory upgrade for ZX Spectrum models with 16kB ram. Can be connect also to 48kB models, but need remove 8 dram chips (from sockets …

    This is external memory upgrade for ZX Spectrum ... this upgrade:
    + connect external memory to adress space 32768-65535 ... /> + switch for enable/disable extra memory (128kB / 1MB)
    + possibility ... . ZX128
    [B]+ all external ram pages are fast (ULA ...
    velesoft velesoft March 2011 Hardware
  • Why are the same size memory cards different sizes?I've heard before that two memory cards or USB sticks can have the same official capacity, but be different capacities in reality, and I'm not talkin…

    ... 've heard before that two memory cards or USB sticks can ... only 1,000 bytes in external storage*).

    I'd ... the case here) that different memory cards (and USB sticks, though ... , GB, etc) is lower than memory of the supposedly equivalent size ...
    ewgf ewgf December 2011 Chit chat
  • 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…

    ... NMI)

    - support memory modes of russian ZX clones ... br />
    - contain MB02+ memory in full configuration 512kB rom ... zx rom for all external devices. External device can be use ... .

    - big 512kB memory rom is full reprogrammable direct ...
    velesoft velesoft October 2012 Sales
  • External Z80 CPUHi Looking for some advice if possible. Many years ago I had a plug-in board for a Spectrum 48k which had a couple of switches, a z80 CPU, and a S…

    ... (maybe another chip, but my memory is hazy). You could plug ... the spectrum to use the external ROM and/or CPU instead ...
    Graham Graham August 2015 Hardware
  • ZX Spin 0.3 ReleasedStandard Cut'n'Paste from CSS post again! I can't get to my webpage, so I've uploaded SPIN0.3 to WOS, Alt.Binaries.Comp.Sinclair, and also Daren Pea…

    ... startup.
    Fixed an \"Emulate Memory Contention\" bug
    Added Magnum ... window.
    Added Support for external ROM files - install them to ...
    Dunny Dunny September 2002 Emulators
  • Memory usageBrowsing the online documentation for the Spectrum I came across a peculiar discrepency. As we all know the start of the RAM is at 16384 which is whe…

    ... is where the screen memory resides. The screen memory ends at 23296 ... is what on earth the memory before KSTATE and after the ... video memory is used for on a ...
    cyborg cyborg November 2002 Sinclair Miscellaneous
<1234567…34>

Latest Posts

  • I bought an accoustic guitar. How do you play it?
    Maroc's Other Projection on 6:04PM
  • I am currently watching.....
    Antiriad2097 on 5:05PM
  • European Software Titles with an English version
    harriusherbartio on 12:06PM
  • How Do You Categorize Your Speccy Software and Games?
    harriusherbartio on 11:21AM
  • Fixed Speccy Software. And which games remained unfixed?
    harriusherbartio on 11:01AM
  • New video about S-video modification on Issue two 48K Spectrum.
    Renegade on April 21
  • Happy 40th Birthday to the Amstrad CPC464!
    rich_chandler on April 21
  • Another Birthday! The Game Boy Is 35!
    mel the bell on April 21
  • Elusive Strategy Games done by the Smaller or less Prolific Software Houses.
    harriusherbartio on April 21
  • 1992 Spectrum Software
    harriusherbartio on April 21

HitBox

Word Docs Hits
external 4K 5.3K
mbo2 2 2
memory 21.8K 32.5K

Related Threads

  • External memory upgrade for ZX16/48[url]http://velesoft.speccy.cz/zx/external_128kb_upgrade/index.htm[/url]
  • 32k memory Italian memory expansionNot mine but its an [URL="http://www.ebay.co.uk/itm/TENKOLEK-32K-RAM-Expansion-Sinclair-ZX-Spectrum-/320861810075?pt=UK_VintageComputing_RL&amp;hash=…
  • +2A external tape loadingGot a +2A on the way and will want to load externally.<br /> <br /> Now I know that the +2A is basically a stripped down +3 with a tape deck instead …
  • Basic listings memory occupationI remember readong someplace that due to basic's representation of number, in a program, in order to save space, it was better to represent integers …
  • What's you happiest speccy related memory?Mine would have to be coming home from school at lunchtime with a couple of friends, loading up manic miner or commando for a quick 30 minute game-pl…
  • Funniest Speccy related memoryOkay, there maybe won't be that many, but I have a couple that might conjour up some jolly jape memories.<br /> <br /> 1. Walking home from school wi…
  • What is your worst Speccy related memory?We've had the good times, but there were bad times too. I will give you two choice cuts from my back catalogue...<br /> Over at a friends house, want…
  • Memory usageBrowsing the online documentation for the Spectrum I came across a peculiar discrepency.<br /> As we all know the start of the RAM is at 16384 which …
  • Connecting a 3.5inch external drive to a +3Anyone help me on this subject.<br /> <br /> I have tried connecting a DS/DD 80-track 3.5 inch disk drive to the Drive B port of my +3, but I can't g…
  • 128 Memory PagingI'm having a problem getting my brain around paging. Well, actually the bit I don't understand is how reading I/O ports works! I hope the collective …

Related Searches

  • lowest memory for code
  • lowest memory position for machine code
  • lowest memory position machine code
  • lowest memory machine code
  • lowest memory code
  • lowest memory
  • memory map
  • led storm memory
  • 128 memory
  • z88 read memory
  • 128k memory
  • external tape 128lk
  • external tape 128k
  • external tape mod 128k
  • external audio mod 128k
  • memory refresh
  • graphics set high in memory messing up
  • mbo2 memory
  • external memory upgrade
  • external memory

Copyright © 2024 World of Spectrum