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Repaired some 128K's todayI have lot's of ZX Spectrums laying aside with some more complex defects. Today I decided to try to fix some of them. I thought: why not share my ex…
... have lot's of ZX Spectrums laying aside with ... One has a problem with rom-selection, and mostly ends ... So I suspected a ram chip maybe.
... it was not a ram chip: the 'shortcircuit' was ... for today, repairing two valuable ZX Spectrums (well, almost).
A z88dk + sp1 demo (with source)Since nowadays people are still wondering about how difficult it is to make something in z88dk, I thought I just put a very simple demo to show how e…
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Compile with:
zcc +zx -vn demo1.c -o demo1 ... ,1,1}, {0,128,120,2,0}, {0,128,56,2,0 ...+3e with DivIDE systemsIf we replace old R-GAL chip on original DivIDE with new XR-GAL (this is only firmware for GAL chip) then will possible DISABLE or ENABLE any DivIDE …
... replace old R-GAL chip on original DivIDE with ... only firmware for GAL chip) then will possible DISABLE ... IDE interface with +3E rom. DivIDE system can be ... reset ZX jump to +2A/+3 menu or +3E rom... we ... ) between DivIDE systems and +3 rom (+3e).
...Cheetah Midi interface for ZX SpectrumHi, does anyone know how to get this hardware? [URL="http://www.worldofspectrum.org/hardware/feat36.html"]http://www.worldofspectrum.org/hardware/fe…
... of that interface including software / ROM content?
I'd ... hear it using the AY chip or simply the beeper.
SIDBlaster/ZX - new soundcard for ZX-SpectrumThis soundcard is for ZX-Spectrum compatible computers. It uses in its work MOS Technology SID soundchip, which together with MOS Technology 6510 mic…
This soundcard is for ZX-Spectrum compatible computers. It ... interface for communicating with ZX-Spectrum via Nemo-BUS ... - 64k SRAM;
- ROM - 16k (in prototype ROM could be replaced with ... device, which works independently from ZX-Spectrum.
...ZX Spectrum not working... issue 4S?Hi, I've bought a "new" broken ZX Spectrum +. The idea was to put an harlequin board inside, but for the moment I'm trying to put it in working order…
... 've bought a "new" broken ZX Spectrum +. The idea was to ... before. It has every memory chip, the Z80 and the logic ...ZX Spectrum TowerHi all, i am working on a ZX Spectrum 48K build in a PC tower case. Is there anyone who did it before? I have some questions duo the PSU. I have to g…
... , i am working on a ZX Spectrum 48K build in a ... Harddisk en even a CD rom. For the joystick I use ...Best composer of ZX MusicWho do you think is the best composer old or new of zx spectrum music with in games ? My personal fave has to be Tim Follin. To me he pushed the AY…
... composer old or new of zx spectrum music with in games ... me he pushed the AY chip and the beeper to the ...Release date of ZX modelsWhat is release date of other ZX models ? ?. ?.1980 ZX 80 5. 3.1981 ZX 81 23. 4.1982 ZX Spectrum (rubber speccy) ?. 6.1984 ZX Spectrum + ?.…
... /> ?. ?.1986 ZX Spectrum 128+2(grey)
?. ?.???? ZX Spectrum 128+2A
?. ?.???? ZX Spectrum 128+2B ...
?. ?.1987 ZX Spectrum 128+3Getting absolutely no video from a 128+I'm trying to get a friend's toastrack 128 to show video and I'm not having any luck. I'm in the US, so I don't have access to any TVs that can take …
... get a friend's toastrack 128 to show video and I ... 've tried replacing the TEA2000 chip and doing the modification to ...ZX Spectrum ULA core available at OpenCoresHi! On April, 23th, I opened a new project at the OpenCores website: [url]http://opencores.org/project,zx_ula,Overview[/url] Right now, it has a, h…
... , complete description of the ULA chip, written in Verilog, and largely ... 've written a number of ZX Spectrum clones using: this core ... boards" to place a CPLD chip on it to act as ...SPECTRUM command and 48 BASICAs we (almost) all know, when a young Rupert Goodwins redesigned the Sinclair/Investronica ZX Spectrum 128 ROM 0 in late 1985, he kept the SPECTRUM c…
... Goodwins redesigned the Sinclair/Investronica ZX Spectrum 128 ROM 0 in late 1985 ... command which allowed switching to ROM 1 in the Spanish machine ... differences between typing SPECTRUM in 128 BASIC and selecting 48 BASIC ... Spectrums based on the +3 ROM revision?OpenSE BASIC 3.1.1The eagle-eyed will have noticed that [url="http://www.worldofspectrum.org/infoseekid.cgi?id=0027510"]SE BASIC[/url] got an update last week. As a te…
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The ZX Spectrum ROM is owned by Amstrad, which ... specifically prohibits using the ROM in hardware. Therefore it ... ), SOUND (used with the AY chip).
* New functions: ... execute correctly on the original ROM.
* Improved SCREEN ...Wanted: 128 +2 B issue 4 Chips RomHello, I am looking for following chips to repair my (2) 128 + 2 B Spectrum + 2 B The board is an[B] issue 4[/B] [COLOR="Red"][B]and not[/B][/CO…
... chips to repair my (2) 128 + 2 B
Spectrum ...Developing apps for ZX Spectrum with SDCCDue to troubles with makebin utility which always starts coversion at memory address 0x0000 and can only produce binaries < 32KB, it can't be used to…
... 't be used to create ZX Spectrum programs with SDCC. I ... ) and procedure to develop for ZX Spectrum using SDCC. The result ... *.bin *.mem *.lib kernel.s *.rom *.lnk[/CODE]
2 ... /> [CODE]
;; crt0.s
;; zx spectrum ram startup code
More RAM for BASIC (ZXSE required)Ok, here it is: [url]https://dl.dropbox.com/u/15659782/48KBASICSE.zip[/url] Use it as an IF2 ROM with a ZX Spectrum SE. It's a version of the 80x2…
... it as an IF2 ROM with a ZX Spectrum SE.
ROM. PRINT 65536-USR 7962 returns ... would work on the standard 128 if anyone is interested.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…
... to discuss problems with 48K ZX Spectrums and DivIDE.
Are there incompatible ROM versions maybe?
Or is ... the ROM defective, not responding to the chip select correctly??
ROM-elHi, I have a bunch of [URL="http://store.go4retro.com/products/ROM%252del-23128%7B47%7D23256-FLASH-ROM-Replacement.html"]these[/URL]. They are 23128…
... http://store.go4retro.com/products/ROM%252del-23128%7B47%7D23256- ... FLASH-ROM-Replacement.html"]these[/URL]. They are 23128 chip replacements ... the same. First is ROM and second EPROM and the ... idea how) and put the chip into Speccy. And somehow convince ...Stealth AllRAM SpectrumHaving just received a couple of new keyboard membranes to fix a couple of machines with, the thought crossed me that I should do a special project w…
... Spectranet doesn't touch the ZX ROM, it's entirely self sufficient ... read pin. The Spectrum ROM has two chip selects and a read ... is another chip enable on the ROM. Both the ROM's chip enables must ... be active for the ROM ...Spectrum 128 & bundle of peripherals for saleHi, I'm based in Brighton, Sussex, UK, looking to sell the following big bundle of bits - preferably to a local-ish buyer who can collect in person,…
... the list:
- Sinclair ZX Spectrum 128 (original black Sinclair model with ... for Spectrum)
- ZX Interface 1, ZX Microdrive (rainbow fascia missing ... instruction manual)
- custom ZX Spectrum MIDI lead (conventional 5 ...THE ROM CHIPSDoes anyone know which are the ROM chips in ZX Spectrum 128K +2?
Does anyone know which are the ROM chips in ZX Spectrum 128K +2?Z80 snapshot formatI read documentation for Z80 snapshot on WOS and see in table possibility insert ROM image to Z80 file. Here is full table: [code]The pages are numb…
... '128 mode In SamRam mode
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0 [B]48K rom rom (basic ... emulator supported rom loading from Z80 file ? I test ZX SPIN, SPECTACULATOR ...A new ZX spectrum cloneOver the past 12 months i have been developing a new spectrum clone as a hobby project to waste my spare time on. It is still not fully complete yet …
... (hot switchable from BASIC)
ZX spectrum 128K compatible hardware with ...
Interface 1 style shadow ROM for BASIC extensions
4 ... ).
All FPGA files and ROM files are loaded from the ...New stuff for ZX Spectrum 128K! :)OK guyz, here is the newest demo for ZX Spectrum 128 - "Nightmares" by Noice. [url]http://pouet.net/prod.php?which=59959[/url] Second place on Sun…
... is the newest demo for ZX Spectrum 128 -
"Nightmares" by Noice ...New ZX Spectrum emulator for Jupiter AceProject page (sorry in Spanish) [url]http://retrolandia.net/foro/showthread.php?tid=36[/url] Try it in a Jupiter Ace emulator [url]http://jupiler.re…
... 2 banks of 8K of ROM, switching to the second bank ... 's compatible with almost 100% ZX Spectrum pure BASIC games. PLOT ...[Free] BBC MasterHopefully this thread is OK with the mods, Figuring (1) its a freebie and (2) we all like preserving older hardware anyway. Right then, I need to re…
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[B]A BBC Master 128.[/B]
Good: I ... an Econet networking module and rom installed.
Good: There ... with the soldered in MOS chip although this would depend if ...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…
... ]http://aukro.cz/super-zx-spectrum-128-2-1-5-mb- ... Scorpion 1024)
- support ZX rom emulation in extended ram
- PROFI can disable access to zx rom for all external devices. External ... img]
128 menu in mode ZX PROFI 1024:
[img ...Does anyone have the Beta 128 schematics?Hi. I was just wondering if any of you had schematics for a standalone version of the Beta 128 interface? I've looked at the schematics of the Pent…
... standalone version of the Beta 128 interface?
I've ... easy to isolate the Beta 128 part.
As far ... Beta 128 and the standard Betadisk only differs in the Rom and ...zx spectrum 128+2a/b questionsIv just purchased a 128+2 and have only one game for it lol (Super stunt man). A few question if anyone can help.. 1)I'd like to run games through …
Iv just purchased a 128+2 and have only one ... amstrad.
On screen says :128+ 2a...Loader...+ 3 basic.. Calculator ...ZX Eprom replacing Rom problemsI got a programmer today so I could finally flash the Xicor X28C256 eproms I have with ZX128 rom, to be used in my upgraded 48K machine. But for some…
... eproms I have with ZX128 rom, to be used in my ... works with the original 48K rom, but not with the eprom ... is connected only to the ROM output on the 74LS174 in ...
