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maximum addressable RAM for a Z80 using bank switching?What is the maximum addressable RAM for a Z80 using bank switching? The Enterprise64 home computer could address up to 4MB, is this the limit for a …
... compact HUGE shift register + addresss decoder in one small chip. -
[STP] Battle for Midway + Theatre EuropeI've just realised that I didn't finish or get any further with two STP's, both from the Classic Conflicts series: [url]http://www.worldofspectrum.o…
... CRL releases. Ramsoft made a decoder for this in one of ... -
[STP] Battle for Midway + Theatre EuropeI've just realised that I didn't finish or get any further with two STP's, both from the Classic Conflicts series: [url]http://www.worldofspectrum.o…
... CRL releases. Ramsoft made a decoder for this in one of ... -
Upgrade ZX Spectrum 128,+2,+2a/b,+3[B]1. Debugging RD #7FFD ZX Spectrum 128,+2:[/B] [url]http://zx.clan.su/forum/8-121-1#795[/url]
... work also as paging port decoder. Firmware of chip not ignore ... -
Upgrade ZX Spectrum 128,+2,+2a/b,+3[B]1. Debugging RD #7FFD ZX Spectrum 128,+2:[/B] [url]http://zx.clan.su/forum/8-121-1#795[/url]
... ZX128/+2 because I/O decoder detect only A15=0 and ... -
PlusD Mini: implementing the CPLDI am doing my first attempts on creating a CPLD to use as replacement for the PlusD's GAL (and other logic lateron). I use the Xilinx XC9500XL series…
... fire button compatible, best adress decoder and full signal pullups).
Repair 128k +2 grey part2hi all, i am trying to fix it couple of weeks now, i bought a working one for tests and parts check so until now, power TRs are all news memory IC'…
If ULA is working in other ZX, then I would say there is something wrong around CPU/RAM. Maybe you need a scope to move on.
I cannot find my images when memory decoder is faulty.2013 projects: new PlusD, DivIDE and MultifaceI have written about this before, but as I want to let these project be influenced by your opinions, I thought to create a separate topic about it. …
... scratch. It is just joystick decoder, working as keyboard. There are ...2013 projects: new PlusD, DivIDE and MultifaceI have written about this before, but as I want to let these project be influenced by your opinions, I thought to create a separate topic about it. …
... scratch. It is just joystick decoder, working as keyboard. There are ...Problem with DIY Kempston Joystick InterfaceHello, Decided to try out Yarek's Kempston joystick interface: [img]http://8bit.yarek.pl/hardware/zx.joystick/kjschem.gif[/img] Having a few issues.…
... and full address decoder, which should be common practice in modern ZX interfaces.
Even data bus protector, well done !Problem with DIY Kempston Joystick InterfaceHello, Decided to try out Yarek's Kempston joystick interface: [img]http://8bit.yarek.pl/hardware/zx.joystick/kjschem.gif[/img] Having a few issues.…
... =kpuchatek;695183]... and full address decoder, which should be common practice ... 's not a full address decoder (as only A5, A6 and ...Black and white composite displayJust pulled out an old CRT display and tried my trusty rubber key on it (comp modded), im using one of those scart adapters for an xbox to accept the…
... is faulty. So the colour decoder in the TV cannot stay ...Price of nice condition issue 1 48K Speccy?I recently came across a 'really great example' issue 1 48K Spectrum on the Internet for ?250 with RF Cable, Mic ear Cable, PSU, Manuals and the Hori…
... precisely a tidying-up: six decoder/multiplexer chips (IC3, IC4, IC23 ...new game - R2-D2 (Exam)i'm glad to announce new Russian game for ZX Spectrum 48/128 by [I]Alexey Kashkarov (kas29)[/I] - [B]R2-D2 (Exam)[/B]: [IMG]http://i48.fastpic.ru/bi…
... ratio! Do you know which packer was used for it?new game - R2-D2 (Exam)i'm glad to announce new Russian game for ZX Spectrum 48/128 by [I]Alexey Kashkarov (kas29)[/I] - [B]R2-D2 (Exam)[/B]: [IMG]http://i48.fastpic.ru/bi…
[QUOTE=LCD;704183]BTW: excellent packing ratio! Do you know which packer was used for it?[/QUOTE]
sorry, no. maybe original author will join this thread and can answer your question.new game - R2-D2 (Exam)i'm glad to announce new Russian game for ZX Spectrum 48/128 by [I]Alexey Kashkarov (kas29)[/I] - [B]R2-D2 (Exam)[/B]: [IMG]http://i48.fastpic.ru/bi…
[QUOTE=LCD;704183]Thanks! It is very fluid.
BTW: excellent packing ratio! Do you know which packer was used for it?[/QUOTE]
[URL="http://cpcrulez.fr/applications_tools_cruncher_megaLZ.htm"]MegaLz by LVD[/URL]new game - R2-D2 (Exam)i'm glad to announce new Russian game for ZX Spectrum 48/128 by [I]Alexey Kashkarov (kas29)[/I] - [B]R2-D2 (Exam)[/B]: [IMG]http://i48.fastpic.ru/bi…
TZX emulation and implementing pausesHello. I'm developing a small Spectrum emulator in my spare time and I'm currently in the process of hooking up tape emulation to my code. I have a r…
... something is wrong in TZX decoder. Other games has loaded with ...My Arcade Machine - Booo Hooo.For sale on ebay is by beloved arcade machine nuff said. :( [url]http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&item=330937722671[/url] [img]htt…
... (a USB cable and simple decoder *) and wiring loom (few bits ... things to use as a decoder is the USB controller out ...What do you think about Unreal Speccy Portable?Hi, spectrumers! Just wondering about subj. Unreal Speccy Portable has been ported to Windows/Linux/Mac/Symbian/Dingoo A320/Caanoo/WIZ/Android/PSP/…
... (not counting plug-ins and packer), Wolfenstein 2004 - 9 in game ...Hacking a game MAJIKAZOHello, I am trying to put a recent game called MAJIKAZO on disk. However, the loader is written for tape only, so I have to find a way how to rewrit…
... done, I always use a packer to minimize the needed memory ...The Official Crap Games Competition 2013 Thread!Just to announce that the 2013 CGC is OPEN! [IMG]http://i1142.photobucket.com/albums/n608/daveyboyhughes/cgctitle2_zps77591934.jpg[/IMG] And for th…
... to bleed into the colour decoder. By being very clever about ...Keyboard ProblemsHi, I need a bit more help... I tested the Spectrum + I got from ebay today and there seems to be a problem with the keyboard. It looks like the mi…
... bit of card as a packer to make sure it's ...LZ77 en/decodingI've written an LZ77 en/decoding routine as I couldn't find one around for the Spectrum. Initially I'm just doing it in BASIC to get the logic right.…
... ]http://opensourcezx.untergrund.net/c_soft-packer-hrip_src.html[/url]
RIP ... packer source: [url]http://opensourcezx.untergrund. ... net/c_soft-packer-rip_src.html[/url]
ZXRar ...Converting PAL +2b to NTSC[B]Hello my fellow WoS'ers[/B] I have a strange request for your knowledge and advice. A chap in the US would like to use a Spectrum +2B, however w…
... 0.11%, yet an NTSC decoder will not work with a ... crystal and a PAL-M decoder will not work with an ...New audio interfaces.I heard that gasman and someone else had to release two new input interfaces for spectrum+AY : a theremin interface and something else I can't rememb…
... .
Resistor, opto coupler, adress decoder and voila, that's it ...DivIDE black editions availableI have about 6 more DivIDE black editions ready, and will finish more this week. [B]DivIDE 57c BLACK edition including ESXDOS 0.8.5 and 1GB CF card[…
... interface (A0 in FDD port decoder must be ignored) with connected ...New audio interfaces.I heard that gasman and someone else had to release two new input interfaces for spectrum+AY : a theremin interface and something else I can't rememb…
... .
Resistor, opto coupler, adress decoder and voila, that's it ...
