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SPECTRA New from Paul FarrowLooks good! Read about it [URL="http://www.fruitcake.plus.com/Sinclair/Spectrum/Spectra/SpectraInterface.htm"]here[/URL]
... soon as the idea popped in my head I knew that ... I could plug the ULAplus in a machine right now!![/QUOTE ... FPGA and you plug it in in place of the ULA. -
16k Issue 2 board and DivIDE load errorsI today got an Issue 2 16k board (thank you PMSR) that i added the logic and ram on to get a 48k machine. However, I am unable to load software from …
... 2 have now socketed 4164s in place for lower ram. I can ... -
So what makes a great OS?So what if you were given a free hand in designing an Operating System what would you want. The reason I ask is every time a new version of Windows …
... of the old control panel in place, provided of course it can ... hardware and software) is vital in a good OS. After all ... -
SPECTRA New from Paul FarrowLooks good! Read about it [URL="http://www.fruitcake.plus.com/Sinclair/Spectrum/Spectra/SpectraInterface.htm"]here[/URL]
... actually 32 different screen modes in total (which includes the ... /> 1. Reduce attribute clash in both vertical and horizontal directions ... FPGA and you plug it in in place of the ULA.[/QUOTE]< ... access (which is highly likely in existing software drivers) then ... -
Faulty 128K toastrack keeps resettingHi. I have this toastrack which worked nicely for let's say 40 minutes and then a weird fault showed up. It keeps resetting over and over, sometimes…
Only that measuring components in place is usually not very reliable. ... , then measure resistance with DMM, in the right polarity. If it ... count up basically to infinity in resistance as the cap is ... -
TattoosI took my son swimming the other week and I noticed that I was the only adult in the pool (out of about 10) with no tattoos. I have never felt the ur…
... no walking around with sandals in public places, and much, ... we're going back in time. Men are walking ... around with plastic nails in their ears as if ... are starting to dress like in the Hunger Games movie. ... dress code would be in place and everyone would have ... -
bored in gateshead flat tyreMorning. :/ Bored, waiting in Gateshead for R.A.C to take me to a BMW bike garage. Flat tyre, inner tube type. R.a.c controller was rude, almost host…
... =thx1138;649064]Morning. :/ Bored, waiting in Gateshead for R.A.C ... />
I used to live in County Durham (Consett) so have ... systems there did my nut in as well.
Sounds like ... non existent quality control systems in place.
Hope your tyre ... -
+2 (Grey) S-video?I have a pretty good Composite/S-video to VGA adapter that does a nice work of running my retro machines on an old LCD screen. However, it looks best…
... part already have that circuit in place. So I can just replicate ... -
DivIDE CompatabilityThe Spectrum is 30 show proved a valuable event for investigating issues with Spectrums which do not work with the DivIDE.... The ones I sell are ma…
... do at home that got in the way and forgot to ... something that physically fits in the case in place of the original motherboard ... -
DivIDE CompatabilityThe Spectrum is 30 show proved a valuable event for investigating issues with Spectrums which do not work with the DivIDE.... The ones I sell are ma…
... something that physically fits in the case in place of the original motherboard ... -
need a new method for m/c parameter assignmentI've been using a variable length function of the form: "FN a$(a$,a[,b...,z])=STR$ USR md" to search a data table and return a string result. By putt…
... [list of arguments] method in other situations, but it' ... can't be used in place of a string expression, ... for the standard method, in addition to saving space ... with an erroneous element, in the same way that "*" ... a$() is undefined, and in the second, zero is an ... -
recovering the stack after an errorMy normal error handler starts with the stack as reset by LD SP,(ERR_SP) in $0053 ERROR_2, sets up some stuff and returns to BASIC via a "JP C,$1e73 …
... b]
Disabling interrupts in the routine itself is too ... only six EI commands in the ROM (in MASK_INT itself, START/NEW ... defined by the parameter string in a$"
These ... old stack values are still in place so I can continue where ... -
Diagnosing a strange software fault in a 48kHi, A friend gave me a 48k, which I am very keen to restore. The spectrum 48k was my first computer over 20 years ago and I owe my ability to code t…
... at startup. It's probably in the upper RAM, but this ... device to test the RAM in-place, I'd start by removing ... -
Diagnosing a strange software fault in a 48kHi, A friend gave me a 48k, which I am very keen to restore. The spectrum 48k was my first computer over 20 years ago and I owe my ability to code t…
... voltages![/B] (+5, -5, +12V, place to check is on 4116 ... RAM IC's in lower left corner of the ... can kill lower 16K chips in short order).
After ... (2, maybe 3) times just in case it's a bad ... to put a 32Kbyte SRAM in place of the upper RAM.
Help needed...I am at my wits end with this pigs ear of a routine, can anyone simplify it and make it work as it should? Basically it should make the characters '…
... USR calls can be embedded in a PRINT statement if the ... "
and add these lines in place of the "ret":
[code ...What Spectrum projects (Software/Games/Utility)(Hardware)(Others) are you working on?So, basically that :) You dont have to give names or more clues if you dont want to ;) Also, if you are working on more than one, you can tell all of…
... , one is a block rotating in place, and the the last is ... />
Joffa does something similar in Cobra, but uses black borders ... all the rows of blocks in one go, then the second ...Advice about Logic AnalyzerHello to everybody! First, I hope this message is posted in the appropriate board. During my more or less successful career at fixing ZXes, I alway…
... quite a few Spectrums, but in most cases I could have ... clip on probes to stay in place!help needed :) how to rotate a 3 x 3 array 90 degreesI just cant seem to get this sorted in my head ( or on paper ) , I've found multiple examples in C , python , etc but cant find any z80 examples any …
Here's an in-place version. I used an index ... with re-arranging the array in memory somehow (it [i]is ... fixed sizes, it's probably in fact better done with simpler ... +n]=A[i+n+1] in Z80 assembly either, at least ...Z80 new old stockHi. I found this on eBay but ... is there a way we could know they don't hav a faulty M1 line? [url]http://www.ebay.com/itm/Zilog-Z80-CPU-Z0840004PS…
... equipment. Having copy process in place it was quite straightforward without ... was great - all bugs in place :D
More challenging ... - 8086 was produced only in Russia.
However some ... see result in Elwro Junior and probably in Russian clones ...Gary McKinnonI'm surprised that his case hasn't had a mention here before, I'm just glad that he has won the right to a fair trial and that for once the Governmen…
... putting a few extra checks in the system as a nod ... opinion. But to put anything in place before the 'bad 'uns' had ...Dedicated Spectrum Emulation Machine Based on Raspberry PiI've mentioned this in another thread, so I thought I'd give it a thread of its own. I've wanted to build a dedicated Spectrum emulator for a long t…
... ;659123]stick a wifi dongle in there then you can have ... %20Developer%20Board]these beauties[/url] in place of the Pi - already has ...I am currently playing......Don't know if there's been a thread like this, but I can't find one.... Having seen all the different threads asking people if they've played such a…
... />
(More violence and swearing in this vid)
[youtube ... faults and left them all in place :-(
The game is ... broken! You can stand in a bush in "plain sight" just half ... next one
[spoiler]In the first mission, you are ...happy birthday alanspechave a good one, chum!
... have an acceptable use policy in place, just remember to delete it ...Fantasy Z80 instructions?This follows on from something catmeows said in another thread, and that I've been meaning to ask for a while. This may sound daft to people with mo…
[QUOTE=Hikaru;661474]IIRC, in the ARM architecture most (if ... index registers were "bodged" on in such a way that they ... the bits of silicon already in place to handle the HL instructions ...USR 0I've heard a lot about loading a program in USR 0 (and yes, I know how to do it - "RANDOMIZE USR 0" in 128 BASIC). What I want to know is: What is th…
... USR 0 mode be used (in theory, at least) as a ... a +3 with a Datacorder in place of the floppy disk drive ... [U]after[/U] typing USR0 in 128 BASIC. Velesoft also provided ...Spectrum 128K & Philips CM8833Hello to everybody, My Philips CM8833 is one of my favourite monitors of all time, as it accepts connections from anything I can think of with the e…
... and half without.
In the RGB socket for the ... bright signal which is missing in the +2 onwards (because it ... losing Vsinc and Hsinc once in a while. To make things ... had 220R resistors in place of 470R, and 470R in place of 1K. Obviously ...shoddy bicycle service?Here's the scenario: a few months ago the back brakes on my bike suddenly locked against the wheel and I couldn't figure out why so I took it to half…
... loosened, the brakes held open in position, the steel rope pulled ... to hold the rope in place with the brakes in the open position ...shoddy bicycle service?Here's the scenario: a few months ago the back brakes on my bike suddenly locked against the wheel and I couldn't figure out why so I took it to half…
... loosened, the brakes held open in position, the steel rope pulled ... to hold the rope in place with the brakes in the open position ...Optimisations in Exomizer Z80 decrunch codeThis is the 163 bytes old code (simple and optimized): [CODE] ld iy, exo_mapbasebits ld a, 128 ld b, 52 push de exo…
I currently use PK-Lite. Can Exomizer be used for In-Place compression like Turbo Imploder or PK-Lite?Optimisations in Exomizer Z80 decrunch codeThis is the 163 bytes old code (simple and optimized): [CODE] ld iy, exo_mapbasebits ld a, 128 ld b, 52 push de exo…
... . Can Exomizer be used for In-Place compression like Turbo Imploder or ... , but now I have tested in this file:
[url ...
