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Cro S2008Hi everybody!!! I hope this is right thread? :-) I want to share with you my new project. I call it ?S2008?? The idea was to build Spectrum48K clo…
... (disable internal ZX rom) + connect external memory. If internal ZXCF interface connect ... external interface. For fix this collision you must disable internal ZXCF memory ... if signal ROMCS is disabled by external interface !!! Without ... -
MultichromeIt turns out that multichrome, and other screen modes, are emulated in Fuse and Eightyone via ZX Spectrum SE emulation (which is similar to the TC214…
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About SPECTRUM SE: 128 memory in DOCK ????
You disable ... 16kB of main memory on port 244 and connect external memory ?
DivIDE on Spectrum +3Hi all, Is it possible to use the DivIDE on the Spectrum +3 in 128K mode? I have the 'A' jumper set on the board, but my +3 resets into 48K mode wit…
... to rom area and connect external memory. If allram is set then ...DivIDE on Spectrum +3Hi all, Is it possible to use the DivIDE on the Spectrum +3 in 128K mode? I have the 'A' jumper set on the board, but my +3 resets into 48K mode wit…
... "E" (only IDE ports withour external memory) !!!!!!
This is very ...DivIDE on Spectrum +3Hi all, Is it possible to use the DivIDE on the Spectrum +3 in 128K mode? I have the 'A' jumper set on the board, but my +3 resets into 48K mode wit…
... #3D00-#3DFF then DIVIDE connect external memory to low16kB and +2A/+3 ... 227,1xxxxxxx then will divide memory connect always in low 16kB ... OUT 8189,xxxxxxx1) then zx memory(ula) will collide on data ... bus with divide memory !!!
DIVIDE+ is ...multiface 128 on +3Hi, Why the multiface 128 is not compatible with +3 ? Is this due different voltage ? (so can be fixxed by using a 'custom' pass-throught board? etc…
... same. Any other interface with external memory can´t work on +3 ... will connect other interfaces with external memory. Result: ZX128+3 is uncompatible ... MULTIFACE 3.
Some external ZX interfaces can be connect ... +3, but can't use external memory !!Spin problems/issuesI am running Spin 0.666 and have noticed a few issues (some are bugs, some might be just me). I am using Vista sp1 (yeah I know!), and I've seen Dunn…
... REALSPECTRUM emulator.
4) memory automapper in divide emulation work ... is connect DIVIDE memory+disabled NMI button. Divide disconnect external memory(via jump ... instruction at adress 1FFx disconnect external memory+enable NMI button. If NMI ...Recently acquired divIDE 57cI recently got hold of a divIDE 57c (whilst waiting RWAPs divIDE plus to materialise...) I have installed the interface and powered up my zx spectr…
... then DivIDE can't connect external memory with FATWARE OS. You can ...divide plus back to life , preorderI have green light form authors to made DIVIDE PLUS, anybody interested? Promise from me , fully asembled and tested DIVIDE PLUS in plastic case. Qua…
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Original DivIDE use external memory ram 32kB+8kB eeprom. Last ... mode(similar as MB02+ memory)and can use software enabling ... feature) but contain MB02 compatible memory 512kB ram+512kB(?) flash ... eprom. This extra memory is actually used only for ...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…
... with any other interface with external memory. For example you can't ... /> and all other interfaces with external memory
Other interfaces without ... memory can be used only if ...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…
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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 ...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…
... =velesoft;374781]Two interfaces with external memory will never compatible.[/QUOTE]
DivIDE QuestionHi all, I've been trying to work out how the DivIDE works and after reading and re-reading the DivIDE programming model document by Zilog I think it…
... DivIDE replace low 16kB with external 8kB ROM + 8kB RAM. ... adress 103(#67) DivIDE connect external memory (8kB rom + 8kB ram ... instruction RET will DivIDE memory disconnect a program return.
memory disconnect a program return.
DivIDE QuestionHi all, I've been trying to work out how the DivIDE works and after reading and re-reading the DivIDE programming model document by Zilog I think it…
divide after connect external memory disable NMI button. If you ... to NMI and reconnect divide memory. This can be problem with ...+3 dead(!)Hi, When I turn on my +3 I see only white and black strips (vertical) on screen any idea on how to fix it? Thank you in advance Chris [IMG]http:…
... CPU stops fetching instructions from external memory. The HALT instruction continues to ...More colours II (Was: Most popular new features?)The suggested 4xCLUT multi-colour solution never took off.
... . This is so impractical that external memory would have been required for ... case, a small amount of external memory may be required, or FPGA ... this will have the internal memory required. The design has been ...More colours II (Was: Most popular new features?)The suggested 4xCLUT multi-colour solution never took off.
... . We're talking about implementing memory in the CPLD. Hmm.
external memory. Getting the palette into there ... related timing. Some off-chip memory is going to happen somewhere ...more memoryi dunno if this has been mentioned, apologies if it has (i cant be arsed to search :P) Ive just been reading about the zx81 and it popped into my he…
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Exist this external "RAMPACK" for ZX16kB (or ...
Or exist external memory upgrades, but with memory paging in low 16kB ... be used any interface with external memory (MB02+, DIVIDE, DIVIDE PLUS ... my upgrade (only 1MB ram memory):
[url]http:// ...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 …
... if 1MB memory upgrade is connect !!![/QUOTE]
Using external RAM has ... to not enough people owning external memory. Though with more people using ...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 …
... run 48kB SNApshots to 1MB external memory (games run at 6.0 ... 128kB pages copied to 1MB memory (if default value of port ... pages is installed to 1MB memory pages #10-#17. If contain ...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 …
... with the 128K memory paging code modified so no external memory was needed ... SAM - in fact the 1MB external memory wasn't even out then ...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…
... possible to expand the Spectrums memory without any problems, accessable from ... can't be connect as external memory.
And for ... flash discs, 1-4 MB Memory (SIMM Modules), will make ...
SIMM Module is rare memory. Static ram with battery backup ...RFC: ZXI hardware interface standardisationReposted from c.s.s to reach a wider audience [QUOTE=Andrew Owen] You may have noticed that there are more people making add-ons for the Speccy than…
... PLUS) = dangerous (both devices use external memory for connect instead ZX rom ...Help and Advice with DivIDE PlusHi Guys, Really struggling to get any reliable actiivty with my DivIDE Plus and am looking for some pointers. I am trying to get it to work with on…
... connect only one interface with external memory !
Can't be ... two or more interfaces with memory - collision on data bus.< ... work only ports and any memory acces will enable only for ... is impossible easy disable IF1 memory without hardware modification....Help and Advice with DivIDE PlusHi Guys, Really struggling to get any reliable actiivty with my DivIDE Plus and am looking for some pointers. I am trying to get it to work with on…
... connect only one interface with external memory !
Can't be ... two or more interfaces with memory - collision on data bus ... only ports and any memory acces will enable only ... is impossible easy disable IF1 memory without hardware modification....[/QUOTE]< ...TR-DOS and DIVIDE emulationSome ZX emulators ([B]SPIN, FUSE, SPECEMU, SPECTACULATOR[/B]) contain configuration menu with possibility select ZX Spectrum model and interfaces. Bu…
... = is impossible connect interface with external memory. (must be designed specially for ... (SCHematic from Eagle). And for memory chips must be used also ...DMA interface for ZX Spectrum[url]http://velesoft.speccy.cz/data-gear.htm[/url] This is internal DATA-GEAR interface for any 8-bit computer with Z80CPU. Use Direct Memory Access…
... external IO device as a fast A/D converter to the memory ... data blocks from the memory to an external device as a ... screen memory blocks inside the Spectrums memory (or in an external memory) and ... screens to the plain screen memory. That way very fast change ...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…
... any other interface with external memory rom/ram or old ... or any other devices with external memory. This devices is yet ... . This disable connection of external memory rom/ram on all devices ... connected to new connector = external devices connect to new connector ...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…
... any other interface with external memory rom/ram or old ... or any other devices with external memory. This devices is yet ... . This disable connection of external memory rom/ram on all devices ... connected to new connector = external devices connect to new connector ...DIVIDE PLUS - ZX bus protectorI make new ZX BUS PROTECTOR for use with DIVIDE PLUS interface. This is very small "convertor" for connection to new ZX BUS connector. PCB contain on…
... other devices only without external memory. Multiface use external memory = not work, but no ... devices. ( OUT xx,yy enable memory access to rom area for ...
