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Trying to create NMI, whats this switch?Hi, I have been reading a book Z80 Applications, and I am trying to create a simple device for creating a NMI. Here is a schematic: [url]http://www…
And whats the NO, NC and C mean? Sorry I never even did electronics at school! I can do software, but not hardware. -
Trying to create NMI, whats this switch?Hi, I have been reading a book Z80 Applications, and I am trying to create a simple device for creating a NMI. Here is a schematic: [url]http://www…
... ? Sorry I never even did electronics at school! I can do ... -
Cambridge Computer Satellite DishWork on the 1989 has restarted (for now - house-moving "fun" is imminent). Anyone know of any web pages, articles, pics, etc of SirC's equivalent of …
... obsolete, unlike other bits of electronics (such as Hi-Fi and ... -
Work In ProgressHi folks, Many people ask what is in the pipeline to avoid sourcing tapes/disks/carts that we've either already dumped or have as WIP. They may rem…
Anybody like maths?I signed up for an a-level maths night class at the start of September. Gonna havemy a-level maths finished by summer 2008. I've started reading som…
... of the maths in analogue electronics is in the brainfuck category ... really want to learn analogue electronics. Fortunately, these days you type ...ZX80 with new ROM?There's an interesting ZX80 on sale from eBay US, with some included software. The ZX80 has the original keyboard, however the ROM appears to be the…
... would find the old Microace Electronics under a new name, but ... found over there was Action Electronics ([url]www.actionelectronics.com[/url ...Interface rom - Need help to dump itHi, I have temporarily an interface that is similar to a multiface. It has an NMI button and displays a menu where states can be saved and pokes ent…
... 'm tempted to contact that electronics store just to see if ...At the Carboot sale today.Today at the carboot sale I picked up An Acorn Electron -I see these all the time, An Official Branded BBC Micro Datacassete Recorder - I'v…
... :grin: This is where Microace Electronics was based (the ones who ...The FCC and their warnings.When look at the underneath of many electronic appliances I often see an FCC warning that goes somthing like. [indent]"This device must accept inte…
What sort of electronics devices?
I understand ...The FCC and their warnings.When look at the underneath of many electronic appliances I often see an FCC warning that goes somthing like. [indent]"This device must accept inte…
OLED/LCD DisplaysHas any one got one of these units working with a Spectrum? Like the one we have been messing about with over at the [url=http://www.jupiter-ace.co.…
... higher res?)
Sparkfun Electronics also have a range of ...Conspiracy my F`ing ArseNational Institute of Standards and Technology Admits Total Collapse Of Twin Towers Unexplainable FFS wake up ! Iraq Afghanistan, Yankie land consti…
... such determinations..?? They deal with electronics and crap.
For ...Conspiracy my F`ing ArseNational Institute of Standards and Technology Admits Total Collapse Of Twin Towers Unexplainable FFS wake up ! Iraq Afghanistan, Yankie land consti…
[quote=beanz;221489]Oh and national institute of technology...wtf...since when are they qualified to make such determinations..?? They deal with electronics and crap.
[/quote]
NIT, says it all ;-)Recent Returnee to the spectrum fold needs hardware adviceHi all. Thanks for taking the time to read this. This is my first post to this forum after I stumbled on this site just a few weeks ago, i only reg…
... in TQFP.
Sparkfun Electronics has a great tutorial on ...Input/Output on Edge ConnectorI would like to sense a pulse on the data bus via the edge connector, i.e. on or off. How do you decide what port it is on? I would also like to send…
... ) chips from Bowood Electronics ([url]http://www.bowood-electronics.co.uk)[/url ... are one of these big electronics supplies places, and they do ...Where will Microsoft go after Vista ?If i were Microsoft, i would develop a media center only OS with no backwards compatability that would be able to be used on a Dual Booted pc running…
... counter. As computers and home electronics DVD recorders etc become more ...Where to find games in London?Hi, The wife and I are going to visit London for a weekend in early November and I would like to ask for advice on where to find gamestores, maybe …
... you will find lots of electronics shops etc. Its about 3 ...I smell burning!!I smelt burning, I have just checked my router and seen that it has began to melt :eek: The top of my netgear router is covered in brown plastic bli…
... hit, as well as consumer electronics makers. We had all 70 ...I smell burning!!I smelt burning, I have just checked my router and seen that it has began to melt :eek: The top of my netgear router is covered in brown plastic bli…
... hit, as well as consumer electronics makers. We had all 70 ...Look what I got!Look what I just got in the post: [url]http://www.alioth.net/tmp/W5100.jpg[/url] But, please... don't hold your breath :-) Coming to an edge connec…
... of an inch). Most electronics design standards were established in ...
The mechanical side of electronics is still very much Imperial ... and want to learn digital electronics, I suggest you start ... - my first proper digital electronics project was to make a ...Fastest Baud Rate On A Loader ?Following on (sort of!) from the thread about the best loading.... Which game(s) had the fastest (highest baud rate) ? I seem to remember a couple …
... without a basic understanding of electronics. So I apologise in advance ...ZX Spectrum and (real) B A S I CSometimes ago there was a thread "how spectrum changed your lives". Another thread dealt with "how to copy spectrum screens using basic not using co…
... are getting better for the electronics hobbyist, though. While PCs may ...ZX Spectrum and (real) B A S I CSometimes ago there was a thread "how spectrum changed your lives". Another thread dealt with "how to copy spectrum screens using basic not using co…
... are getting better for the electronics hobbyist, though. While PCs may ... a PC. He experiments with electronics and he is interested in ...I'll show you yours if you show me mine!!??!?? or is it the other way round :confused: Ho hum. [SIZE="4"][b]Anyways, let's see your Spectrum rigs (setups).[/b][/size] Here's mine. I've ju…
... .dealtime.co.uk/xPO-Lindy-Electronics-Video-to-VGA-Converter~CLT ...I'll show you yours if you show me mine!!??!?? or is it the other way round :confused: Ho hum. [SIZE="4"][b]Anyways, let's see your Spectrum rigs (setups).[/b][/size] Here's mine. I've ju…
... .dealtime.co.uk/xPO-Lindy-Electronics-Video-to-VGA-Converter~CLT ...Make a Chip Strikes Again.Haa haa. Make a chip strikes again. [url]http://cgi.ebay.co.uk/SET-OF-5-VERY-RARE-ZX-SPECTRUM-EARLY-GAMES-SOFTWARE_W0QQitemZ180174711945QQihZ008QQca…
[QUOTE=Scottie_uk;225710]I have played Make a chip several times as a child, It was not a bad idea.[/QUOTE]
Everything I know about electronics I learned from Make a Chip!Make a Chip Strikes Again.Haa haa. Make a chip strikes again. [url]http://cgi.ebay.co.uk/SET-OF-5-VERY-RARE-ZX-SPECTRUM-EARLY-GAMES-SOFTWARE_W0QQitemZ180174711945QQihZ008QQca…
[quote=monty.mole;225850]Everything I know about electronics I learned from Make a Chip![/quote]
So, you're as crap as me then?128 I/O portsIn The Spectrum Hardware Manual there is a small circuit on page 71/72 to allow 128 I/O ports by using IORQ+A7 to override IORQGE, so any I/O access …
hi mates,
can i add a usb port on my zx+3
for usb josticks and mouses?
also, can someone help me to fix my disc drive,
i hear a weird noise about 2 3 seconds and then it stops,
i am an amateur in electronics,HelloHi Just thought I'd introduce myself, I live in the UK & I am 36 years old, in the early days I owned the ZX81 console & the ZXspectrum 48K. I remem…
... wait for it.................Wayne Kerr electronics