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Latin-1 font for FZXI'm currently creating some [URL="http://en.wikipedia.org/wiki/Latin-1"]Latin-1[/URL] (ISO 8859-1) characters to be added into [URL="http://www.world…
... encoding the font is in, which characters exactly are in positions 129 ... saving a dozen bytes on each resource makes a lot of ... supposed to be distributed with each FZX font (together with other ... -
Harlequin clone...PCB manufactured!Using Chris Smith's detailed schematics and project notes from the Harlequin... a Speccy fan in the United States by the name of Don (Superfo) has de…
... experiment with J12 and J15 which were currently unset on my ... It could be a dodgy keyboard membrane but I tried shorting out ... a keyboard connection or two with a screwdriver (which should presumably ... out the terminals on the keyboard connector isn't going ... -
Spectrum+ keyboard issueHi I have a spectrum+ (issue 4s board) where the 1-5 keys do not work. I have replaced the membrane and checked for continuity. I have also tested …
... likely a problem with the keyboard rather than the Spectrum ... have a 16K/48K (rubber keyboard) membrane to hand) there is a ... 5mm of the insulation from each end.
Now connect ... all the combinations checking that each produces the expected behaviour. Note ... -
Beware the BlutacThere now follows an important public safety information post for ZX81 owners. It's generally known that the ZX81's flat, unresponsive membrane keyb…
... ZX81's flat, unresponsive membrane keyboard was just so bad ... miracle substance on each key could transform the keyboard instantly.
The ZX81's keyboard never worked again.
< ... New-Sinclair-ZX81-Keyboard-Membrane-%28inbuilt-keyboard%29-2292[/url] -
Introduce yourself[SIZE=3][FONT=Comic Sans MS]This is the thread to stop by & introduce yourself.[/FONT][/SIZE]
... week, and have replaced the keyboard membrane, escutcheon plate, power socket on ... break in my power lead which is causing some major instabilities ... to the tip depending on which machine I'm going to ... -
What systems do you regret buying/not buying?I've never had a non-mainstream console or computer really, I've owned (in order of my buying them*): ZX Spectrum (48K, 128K, +2) Atari ST (STFM/STe…
... .
Another 48K Speccy. Needs keyboard membrane. Still got.
2 C64s ... ! Still got.
Another 520STFM (which I upgraded using parts from ... since then is the monitor, keyboard, mouse, case, motherboard, CPU, PSU ... -
ZX Spectrum 48K Issue 3, loss of -5V rail.Hi all, I've googled this problem and poured over the electrical diagrams for the circuitry concerning the power supplies and I believe I know what …
... before presenting the copyright message, which of course never appears on ... ; one of characters each 8 pixels wide, can you tell which pixel column ... of each character the thin vertical ... -
ZX Spectrum 48K Issue 3, loss of -5V rail.Hi all, I've googled this problem and poured over the electrical diagrams for the circuitry concerning the power supplies and I believe I know what …
... ; one of characters each 8 pixels wide, can you tell which pixel column ... of each character the thin vertical ... -
Spectrum 48k ProblemsHi all Got my 48k today but it's playing up abit... First time i turn it on it was like this: [IMG]http://s26.postimg.org/hlg9d3f3d/IMG_20140830_…
... bought a known dead unit, which apparently had been killed with ... actually fix the sound
[*]Keyboard membrane
[/LIST]
So ... -
Giving up on SpectrumsHi all... Bit of a downer post here... I'm really close to giving up on Spectrums.. My 48k has given me nothing but head aches since day one... and …
... that I have ordered another membrane and will try one last ... including a nice new ZX81 keyboard/membrane.
Sorry for all ... a great community here one which one day I can hopefully ... -
cheap zx81 set upI'm after a cheap zx81 set up, not too fussed about the software just the hardware plus addons etc depending on price :)
... 's too.
[*]Replacement (new) keyboard membrane, as original ones are almost ... be trashed. And/or replacement keyboard like a Dk'tronics (with ... , get an FPGA board for which a ready-to-go ZX81 ... -
"real good" keyboard membranes for Spectrum+Hi, is there a possibility that someone will produce a real good substitue for defective membranes of Spectrum+ or 128k heatasink. I bought several …
... 3-4 year old replacement membrane, which has the unresponsive extended keys ... a membrane bought in 2014 (presumably from the new batch) which is ... considerably more responsive :)
Toasty keyboard doesn't ... -
The Spectrum Resuscitation ThreadKicking off this thread as a place where people who are fixing/restoring Spectrums (or indeed any other piece of related hardware) can show off their…
... , tonight's progress! Keyboard molexes in and keyboard functionality tested and working ... tape version of my diagnostics, which assumes lower RAM is good ... continue, I'm awaiting a keyboard membrane, once this arrives I'll ... -
More SpecBAS funHere's a neat little effect I lifted from a thread about displaylists and stuff from an Amiga forum - although SpecBAS has no hardware to assist, it …
... *y - which sets us to the start of each line of ... from each line. The result is a string of 320 characters, each representing ... a pixel which we can use ... some initialisation variables - d, which is used to keep track ... -
ZX Spectrum+ adviceHey all, I just got a ZX Spectrum+ from eBay and I'm not sure yet what to do with it. I wanted to first take a peek inside, see what issue board it i…
... definitely going to need a keyboard membrane, warranty sticker would indicate that ... vast majority of PSU's which are centre positive. If you ... -
ZX Spectrum+ adviceHey all, I just got a ZX Spectrum+ from eBay and I'm not sure yet what to do with it. I wanted to first take a peek inside, see what issue board it i…
... are there to stop the keyboard membrane tails from touching and shorting ... and the heatsink (both of which are electrically connected to 0V ... -
Grey +2 - DOA and no power lightTook a punt on a grey +2 at the weekend to be a spare. It was "untested" although so were all my other +2's which are all fine. Tried to power th…
... all my other +2's which are all fine.[/quote]
Keyboard membrane knackered
* "Have no discs ... -
ULA 1E7 in 3B board?Hi all. Any comments on the following would be appreciated. I have an issue 4a and an issue 3b Spectrum. While having a look around inside the 3b …
He's wondering if it's a Samsung 3B board (which it doesn't look like it is). These have green solder mask on both sides and a different, much more durable, keyboard membrane.
B -
ULA 1E7 in 3B board?Hi all. Any comments on the following would be appreciated. I have an issue 4a and an issue 3b Spectrum. While having a look around inside the 3b …
... a Samsung 3B board (which it doesn't look ... a different, much more durable, keyboard membrane.
B ... problems there eg caps. Which I'm definitely going ... let that disintegrate - new membrane, caps, whatever else, maybe ... to buy a lead which doesn't have 3 ... -
ULA 1E7 in 3B board?Hi all. Any comments on the following would be appreciated. I have an issue 4a and an issue 3b Spectrum. While having a look around inside the 3b …
... 's a Samsung 3B board (which it doesn't look like ... a different, much more durable, keyboard membrane.[/quote]Yes, that is what ... -
22K resistor - Upgrading to 48K+Hi. I fitted a 22k 0.25w resistor to allow the extra keys, STOP etc. I'm not showing a change, these keys do not function with the extra options. I…
... that you are using a + keyboard and that it is in ... layers of keys on the membrane which in practice will have the ... -
Faulty 48+ Help NeededHi, This is what I get when I plug in the spectrum, this is tuned in. Vid shows a reset. Any ideas, or pointers on the first thing to check. Keyboa…
... screen which was a very welcome sight
A damaged keyboard membrane ... -
FREL Comcon Programmable Joystick Interface not working on 128k but on 48kAnother day, another problem :-) My FREL Comcon Programmable Joystick Interface [url]http://www.worldofspectrum.org/infoseekid.cgi?id=1000070[/url]…
... on the databus when the keyboard is read, when /IORQ and ... the keyboard membrane: the wires determine what a 'key' (joystick action) performs, which ... address- and databus bits are connected when the keyboard is ... -
Introduce yourself[SIZE=3][FONT=Comic Sans MS]This is the thread to stop by & introduce yourself.[/FONT][/SIZE]
... years in the loft. The keyboard membrane leaves a lot to be ... from magazines. I cannot say which magazines as for the most ... Best of Sinclair Programs 1984 which contains listing upon listing. I ... sinclair crap games competition 2016, which I am co-hosting with ... -
New Game - Cuboid CaptorWell, here it is, the (somewhat underwhelming) Cuboid Captor! This game was written for the ZX DEV 2015 competition and (to my knowledge) was the …
... move, and having to redefine each time, especially as it jumps ... be the first key selected each time.[/quote]
I often ... quick way to destroy your keyboard membrane' for that very reason. I ... works well on a PC keyboard, but I found it was ... -
Bizarre ZX Spectrum faults (also possibly relevant to Spectranet compatibility problems).I'm attempting to repair an issue 4A 48K ZX Spectrum and am encountering some very strange problems. For my own records I've given this computer the …
... rather lost track of which and what they've ... I was using a new keyboard membrane (supplied by RWAP) and ... presses by pressing the membrane sense areas down onto ... close proximity to the keyboard membrane. I'm at a ... one part of the membrane into another or some ... -
Spectrum 48k upgraded with PI3, with 10 inch LCD, portableheres the vid https://m.youtube.com/watch?v=AcCKNCehZaY the lcd and driver come from china via ebay the driver will take a composite input, …
... am still,using the original keyboard membrane, connected to an arduino circuit ... a normal usb pc output, which goes one of the pi3 ... instructions, how to connect spectrum keyboard membrane to Arduino interface?
I ... -
Spectrum 48k upgraded with PI3, with 10 inch LCD, portableheres the vid https://m.youtube.com/watch?v=AcCKNCehZaY the lcd and driver come from china via ebay the driver will take a composite input, …
... still,using the original keyboard membrane, connected to an arduino ... normal usb pc output, which goes one of the pi3 ... instructions, how to connect spectrum keyboard membrane to Arduino interface?
... to the spectrum usb keyboard project by alistair mcdonald ... -
Spectrum 48k upgraded with PI3, with 10 inch LCD, portableheres the vid https://m.youtube.com/watch?v=AcCKNCehZaY the lcd and driver come from china via ebay the driver will take a composite input, …
... speccy keyboard, you can maybe use a broken membrane, since ... keyboard sockets which goto the arduino nano. I used a broken membrane ... ok
Link to speccy keyboard
... ://hackaday.io/project/2076-zx-keyboard
... -
ZX Spectrum+ new membrane not working properlyHi! I recently got myself a ZX Spectrum+ . It had the classic broken membrane problem (most keys didn't work and those that did were wrong). So I or…
... from each of the 8 pins of the 8-pin keyboard jack ... to the 9-pin keyboard connector. Replace each of the diodes by ... ,7kOhm) each one from one pin of the 8-pin keyboard jack ... the second solution decouple the keyboard membrane from the CPU adressbus (act ...
