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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…
... will DMA chip know when ULA acesses lower 16K ?[/QUOTE]
ULA stopped clock for CPU.
128+2A/+3
ula generate WAIT for CPU ... . DMA work on any ULA model. You
can change ... -
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…
... DMA access to contended memory, ULA stopped clock for CPU.
128+2A/+3
ula generate WAIT for CPU ... . DMA work on any ULA model. You
can change ... -
Dead Spectrum +Hi all, I've recently dug out my old Spectrum + with the idea of repairing it. When I last looked at it, when I was much younger, I was soldering a …
... unlikely to be a dead ULA since you got as far ... way to really kill the ULA properly.
But I ... />
(My new toast rack 128 has a row of keys ... - out of the others - the 128 has a row of keys ... -
Dead Spectrum +Hi all, I've recently dug out my old Spectrum + with the idea of repairing it. When I last looked at it, when I was much younger, I was soldering a …
... a 48+ or a 128 toast rack is a pain ... - almost 20 quid for the 128 version is just too much ... when my own toast rack 128 needs a membrane and I ... with things other than the ULA failing. I do agree ... I have never seen the ULA being responsible for keyboard failure ... -
What's the most probable......cause for this on a grey +2? (z80 is excluded) [url]http://img376.imageshack.us/img376/8087/plus2hk9.jpg[/url]
... that, what should be next? ULA? PCF1306P...?[/QUOTE]
... 48K boards as well as 128 toast rack and grey + ...
ULA - only sure source is a grey +2. A 128 Toast ... think you can test a 128 Toast rack ROM, but ... the +2 ROM. The 128 ROM will work tho.
What's the most probable......cause for this on a grey +2? (z80 is excluded) [url]http://img376.imageshack.us/img376/8087/plus2hk9.jpg[/url]
... many times i reset the 128, those patterns are always present ... did swap the ula from another dead grey 128 but nothing changes ...Dead +2B, help required...It was bought defective on ebay. It came with two faults: a "dead" power supply (it was the fuse) and a faulty main unit. The power supply is now re…
... possible failure before getting the "ULA dead" death sentence.[/QUOTE]
I have a 128+2a with the same number ...Stopping autostart/autorun and entering POKEsHi, I want to enter some POKEs into a game on my ZX Spectrum, but whenever i do a LOAD "", my games always autorun. Is there any way I can get the pr…
... give infinite lives in the demo game Kickturn:
[code ... ,33,37
130 DATA 128,17,158,253,1,7 ...Pussy: Love Story from TitanicDoes anyone else have the full version of this game which has a demo in the archive? I have the TR-DOS disk image but I can't get it to run. I can g…
Hmmm ... the demo version runs just fine when ... do RUN in SPIN [Pentagon 128] ... but then again, you said ...Reading the border colorI am building a snap-button to my ZX-PC Interface. Is there a way to read the bordercolor which is set by an OUT-command. (and please don't tell me …
... is stored internally in the ULA ofc and unreadable... but....
128 Spectrums so it knows the ...SpeedloadersWhen was the first time they came out and who invented them. What was the general speccy user's and media reaction to them? Would be nice to have a …
... /2
128k: BS COPY 128#
Source of BSCopy128 ... /> Anyway, there was also a demo (which I cant find at ... here is the Digi Synth 128 TZX file which uses realtime ...Introduce yourself[SIZE=3][FONT=Comic Sans MS]This is the thread to stop by & introduce yourself.[/FONT][/SIZE]
... and its got through 2 ULA's but its still working ... retro computers including sinclair spectrum 128(heatsink) and a +2b, acorn ...128k dead, no TV signalI got 128k spectrum (heatsink model) from a friend of mine. He told me that speccy is dead, and he doesn't know what's wrong with it. When I plugged…
... put a +2 ULA into their toast rack 128 and test the ... have the one toast rack 128 and I use it all ...128k dead, no TV signalI got 128k spectrum (heatsink model) from a friend of mine. He told me that speccy is dead, and he doesn't know what's wrong with it. When I plugged…
... a +2 ULA into their toast
>rack 128 and test ... have the one toast rack 128 and I use it all ... in 1985) has a AMSTRAD ULA. I remember it broke when ... issue 9G) that have this ULA.
You can see ...128k dead, no TV signalI got 128k spectrum (heatsink model) from a friend of mine. He told me that speccy is dead, and he doesn't know what's wrong with it. When I plugged…
... the [b]Grey +2[/b] ULA is compatible with the 128k ... the 128k 'test'. With the 128 plugged in and on, hold ...128k dead, no TV signalI got 128k spectrum (heatsink model) from a friend of mine. He told me that speccy is dead, and he doesn't know what's wrong with it. When I plugged…
... the [b]Grey +2[/b] ULA is compatible with the 128k ... the 128k 'test'. With the 128 plugged in and on, hold ... +2 board: (see the Amstrad ULA chip, same 40056 number)
128k dead, no TV signalI got 128k spectrum (heatsink model) from a friend of mine. He told me that speccy is dead, and he doesn't know what's wrong with it. When I plugged…
... 1985) has a AMSTRAD ULA. I remember it broke ... s nice to see AMSTRAD ULA in 128k speccy :) We ... Sinclair takeover has repainted ULA's with their logo ... 128k 'test'. With the 128 plugged in and on, hold ... 2 board: (see the Amstrad ULA chip, same 40056 number) < ...Growing up... Jasmin supports 128/+2 nowHi, all. New version of Jasmin is available (v0.11). It supports ZX Spectrum 128 and ZX Spectrum +2 models. Try it [URL="http://www.dustedpixels.co…
... by updating attribute values while ULA is processing a frame. Having ... experiment to load a game/demo which uses multicolor, and check ... the name of any game/demo which used multicolor? I've ...Why the name "8-bit computer"?The Spectrum was called an 8-bit computer, but what does that mean? For modern hardware and operating systems (32 or 64-bit) it seems to be the poss…
... Chuntey to put under the ULA.
Because of early ... would have had the term 128 bit way before it's ...Why the name "8-bit computer"?The Spectrum was called an 8-bit computer, but what does that mean? For modern hardware and operating systems (32 or 64-bit) it seems to be the poss…
... Chuntey to put under the ULA.
Because of early ... would have had the term 128 bit way before it's ...New Spectrum HardwareHi all. Well its Friday so it seems as good a time as any (business is a bit slack at the moment) to start up a thread about creating new Spectrum ha…
... -case of taking it to demo parties around Europe and showing ... with existing software (including all ULA quirks - in fact, if I ... , I'd just take a ULA / AY chip / Z80 from a ...ZX Spectrum 128+ problemsHello!I recently purchased and got myself a spectrum 128+ from ebay.The item did not have an original power supply so i got a power supply of 9volts …
... [QUOTE=Msx2;199951]Unfortunately spectrum 128+ does not have a blipper ... kind of malfunction being present (ULA, modulator).
Also, ...
Ι've never seen any 128+ ula's being sold separately on ... is not a Spectrum 128+ compatible ULA, this is for Russian ...ZX Spectrum 128+ problemsHello!I recently purchased and got myself a spectrum 128+ from ebay.The item did not have an original power supply so i got a power supply of 9volts …
... /> Ι've never seen any 128+ ula's being sold separately on ... a solution since the ula on that one could ... is not a Spectrum 128+ compatible ULA, this is for Russian ... do need a new ULA, I have a few ... compatible with the 7K010E5 ULA in the Speccy 128.
...Spectrum 128 loading volumeToday I recieved my 128k haetsink spectrum, what i noticed is that it needs even higher sound volume for loading through tape than the 48k+. To be mo…
... my 48 and toaster rack 128.
I suspect that ... it even gets to the ULA, so the signal is just ...Does anyone have any working Ferranti's?Does anyone know where I might get hold of a Ferranti ULA5C112E-3?? I think this is the problem with one of my rubber key 48K's as it otherwise wor…
Does anyone have ULA for spectrum 128+ and +2 models?I would really like to buy some of those ferranti chips.Noone seems to have them in stock.
Anyone?
Best regardsDoes anyone have any working Ferranti's?Does anyone know where I might get hold of a Ferranti ULA5C112E-3?? I think this is the problem with one of my rubber key 48K's as it otherwise wor…
... ;201783]Does anyone have ULA for spectrum 128+ and +2 models?I ...Home made SinclairsHi, I mentioned in another thread that I had made a ZX Spectrum out of spare parts. If you'd like to see my efforts, I've set up a simple web page o…
... anything clever like make the ULA circuit out of 74-series ... same. I still have the 128 PCB, probably will never build ...The "Let's make a conspiracy theory" game.Here's how it works. Each person copies the previous post and adds one word that's related to an average Cornishtwat post and we'll see how bizarre a…
... showing an erotic zx spectrum demo featuring a goat and fogartylee ... read the FAQ, followed by 128 seconds of everybody insisting that ...The "Let's make a conspiracy theory" game.Here's how it works. Each person copies the previous post and adds one word that's related to an average Cornishtwat post and we'll see how bizarre a…
... showing an erotic zx spectrum demo featuring a goat and fogartylee ... read the FAQ, followed by 128 seconds of everybody insisting that ...The "Let's make a conspiracy theory" game.Here's how it works. Each person copies the previous post and adds one word that's related to an average Cornishtwat post and we'll see how bizarre a…
... showing an erotic zx spectrum demo featuring a goat and fogartylee ... read the FAQ, followed by 128 seconds of everybody insisting that ...
