-
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 ... -
INTERFACE 2 - light versionSmall interface (adapter) compatible with INTERFACE 2. Contain only slot for IF2 cartridges and reset button (for rubber speccy). Not contain joystic…
... (ZX128 rom replacement, external memory upgrade for ZX16, MB02 memory, D/A converters ... -
INTERFACE 2 - light versionSmall interface (adapter) compatible with INTERFACE 2. Contain only slot for IF2 cartridges and reset button (for rubber speccy). Not contain joystic…
For external memory upgrade is also good this ... modified A15 line for next external devices for disable memory access. -
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…
... 1/128/3, K-MOUSE, EXTERNAL MEMORY EXPANSIONS, SOUND CARD, DMA, etc ... -
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…
... . Then is possible disable external memory or external ports or switch between my ... INTERFACE and EXTERNAL device.
Theoretically is ... -
DivIDE and Printer InterfaceHello, My situation is, i have a DivIDE 2k11 with through zx bus connector for my zx spectrum. Can i also connected a printer interface, for example…
... /> No, this device use own external memory then is incompatible with DIVIDE. -
harvard architecture spectrum clone.I got my first +2 before christmas. I'd never given the 128k spectrums much thought, always been a 48k rubber key tradionalist. :smile: I've been me…
... selection
Bit 3 is external memory control for 0x0000 to 0x3FFF ...
Bit 4 is external memory control for 0x4000 to 0x7FFF ...
Bit 5 is external memory control for 0x8000 to 0xBFFF ... -
+3 upgrades?Hi this is my first post on becoming a member of this forum and I'm hopeful and excited about some of the hardware I have found. Hi I found my old …
... . There is no need for external memory chips because all the code ... -
Totally random idea for the hardware nuts to exploreWhen it comes to multi-player games, how hard would it be to generate a second display from a single Speccy, instead of trying to link up machines, s…
... building this sort of advanced external gadgetry, but I can't ... at developing one of these external memory-skimming video-generators into an ... being able to shift the memory mapping down over the ROM ... -
Joystick Interfaces on +2AJust found out that my DK'Tronics joystick interface doesn't want to play with my +2A (black). The Kempston port works OK, but not the Sinclair port…
Bomb Munchies - preview releaseBomb Munchies Preview release Version 12th Jan 2014 [URL=http://s979.photobucket.com/user/MatGubbins/media/bmsix_zpsc33279a2.gif.html][IMG]http://i…
... , also all interfaces with own external memory. So with DIVIDE + RTC module ...Multi Multiface: the projectI posted some updates on Facebook yesterday about the development of the Multi Multiface, but here is the right place to share all technical findings…
... models, also +2A/+3. Sram memory 512kB, Flash eprom 512kB - full ... is possible implement also divide memory or all multiface models. Ideal ... for any interface based on external memory/joystick.
[IMG]http ...Multi Multiface: the projectI posted some updates on Facebook yesterday about the development of the Multi Multiface, but here is the right place to share all technical findings…
... . For example will possible connect external +3e rom...
- full compatibility ... allram mode)
- can disable external memory on next connected devices (next ... )
- emulation of DIVIDE 512kB memory (classic divide, divmmc, divide plus ...New MEMFACE projectMEMFACE is my old project, but never finished. Now is PCB done (at the post office) and I write firmware for CPLD. MEMFACE is interface with external…
... support own allram modes with external memory sram (with selectable write protect ...Spectrom interface ?Hi all, I got 2 of this devices ... :) [img]http://forest.no-ip.org/wos/spectrom/20151006_151428.jpg[/img] [img]http://forest.no-ip.org/wos/sp…
... (0 - 16383) of the Z80 memory space. It is however possible ... needed. When this happens, the external ROM (or RAM) temporarily occupies ... , only 16 K of the external memory is accessible at a time ...7mhz CPU?One of the things I like about Spectaculator, is that I can zap the clock speed of the emulated CPU up. Doing so makes me wonder about why the desig…
... />
But, if you have external memory connected you can use that ... reading and writing to that memory, but there will still be ...ZX Spectrum CartridgesI have been thinking of "cloning" ZX Cartridges for a while (case, board and silicon skirt), to be able to make new releases or replace damaged cartr…
Hi, in all 48k models, external memory peripherals can only take control ... rom space. There is no external way you can disable the ... that space with a banked external memory like you suggest. This is ...ZX Spectrum, ZX81 and Middle SchoolersToday I gave a talk to 120 US middle school kids (7 grade) about computer science and careers in programming. I also gave them a taste of programmin…
... no easy way to add external memory). It even comes as a ... !
They need an external keyboard and monitor so not ...ZX-Uno moddingStarting with ZX-Uno case modding I have not yet received my ZX-Uno yet (it is in the post) but I know that I will have to do at least one mod …
... as far as creating an external memory module that adds a ... the Zx Uno, as an EXTERNAL memory module, but others are ... (classic design), some with 2MB external memory modules (which can be purchases ... think they connect to any external drives though - games are ...DivIDE allram mode help neededHi guys, are there any DIVIDE wizards out there that can explain how i page in the allram and add a rom file to it i sometimes need to load spect…
... similar devices with compatible memory, but each use different ... DIVMMC devices support identical memory paging = compatible with ... DIVIDE/DIVMMC connect own external memory. At addess 0-8191 ... here DIVIDE/DIVMMC disconnect external memory and connect back ZX ...Other than using attributes what other ways to detect collisions, when using char based movement?So I'm slowly working out the bits and pieces to write a game completely in assembly. I've been using attributes when writing in BASIC to detect whet…
... than storing them somewhere in memory.[/quote]
... the processor die, not in external memory ICs.
Think ... [/i] of Register File memory. From the programming point ... assembly to refer to particular memory locations in RAM, registers ...ZX-Uno moddingStarting with ZX-Uno case modding I have not yet received my ZX-Uno yet (it is in the post) but I know that I will have to do at least one mod …
... however was that with the external memory extension (which admittedly came after ...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…
... hard, you just allow your external memory to be written to when ... you MUST NOT let your memory or register be read by ...+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 ...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 ...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 ...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 ...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 ...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 ...
