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Rainbow Generator for 48K Spectrum using PUSHThis is what I came up with from [B]gasman[/B]'s suggestions. It's stable in ZXSpin and ZX32 simulating a 48K Speccy. Anyone like to try it on the …
... ; 11 T-States
push af ; 11 T-States
exx ; 4 T-States
ex ... T-States
push bc ; 11 T-States
push af ; 11 T-States, Total = 96 T-States ... -
Graphics mode:64x48x8 colors possible on Spectrum?That multicolor River Raid demo inspired me to make this question: If we filled all the screen with chessboard pattern [code] 00001111 00001111 00…
... virtual thumb for 4*224 T states, the program calls a sequence ... -
Rainbow Generator for 48K Spectrum using PUSHThis is what I came up with from [B]gasman[/B]'s suggestions. It's stable in ZXSpin and ZX32 simulating a 48K Speccy. Anyone like to try it on the …
... changed every second attribute each line, so I was forever fiddling ... can now define the attributes per line and move them up and ... -
Idiotic amazon sellerI have been after a film called Search and Destroy (1987) [url]http://www.imdb.com/title/tt0096063/[/url] I remember seeing it in the local video s…
... />
if that isn't a tag-line for a new Chuck ... Norris movie then I don't ... me the video cassette. couldn't even be bothered to complain ... -
Reading from the 128 Serial PortDon't shout at me if this is a silly question. I have Googled extensively, and searched the forums, but I can't find anything discussing what seems t…
... .
Here the number of T-states available for handling a data ... -
Reading from the 128 Serial PortDon't shout at me if this is a silly question. I have Googled extensively, and searched the forums, but I can't find anything discussing what seems t…
115200 Baud is indeed possible for transferring files from PC to Spectrum.
I used a test file holding 6912 times CHR$ 51, and "Splitcom" found at:
[url]www.propix.hu/share/SplitCom/SplitCom.html[/url]
Baud rate 115200, 8 data bits, no ... -
Question about ZX Spectrum AY interfacesI got this information from Mike, author of EigthyOne: [QUOTE]128k spectrum 1.7734 MHz Timex 1.764 MHz ZON-X 1.625 MHz Fuller 1.625 MHz QuickSilva 0…
... up a couple of thousand T-states in processor time, so the ... -
wavide: WAV player for DivIDEPrompted by an email from zxbruno yesterday, cobbled together much quicker than expected... [url]ftp://ftp.untergrund.net/users/gasman/zx/wavide/[/u…
... . Of course, this bug won't show up on Fuse, because ... Fuse to introduce a few t-states of delay, so I can ... 8-bit D/A wouldn't actually need a volume table ... -
Looking for Vaggelis Kapartzianis (ZX-32)Is anyone still in contact with Vaggelis Kapartzianis of [URL="http://www.geocities.com/SiliconValley/Bay/9932/"]ZX-32[/URL] fame? Since Geocities wi…
... .
Most people don't know about it but back ... spent, for example, weeks counting T-states and taking into account memory ... the sunset, but I couldn't keep up with that level ... of commitment and I wouldn't do it any other way ... -
Spectrum +2 datacorderHi, my Spectrum +2 datacorder isn't working. Does anyone know if I can still load software through the tape/sound socket at the back of the machine i…
... 're buggered as you can't load tapes from an external ... is external too but wasn't 100 per cent sure. -
Has any programmers recently pushed the spectrum to the limits?Hi there. Ive just discovered this great forum and I was brought up with the speccy 16,48 and then 128k. Im just wanting to know if there are any re…
... got my interest. I don't know if you're using ... ,NN instruction is still 10 T-states, the same as a POP ... the code. If speed wasn't hugely critical, an address translation ... -
Battle of the retro songs!I present you: The new release: Aqua - "Back To The '80s" [youtube]kw5s3CB_1pE[/youtube] The previous king of the retro songs: Bowling For Soup - …
... routine is called ever 500 t-states![/QUOTE]
Nice!
T-states (or a multiple of) as ... -
Battle of the retro songs!I present you: The new release: Aqua - "Back To The '80s" [youtube]kw5s3CB_1pE[/youtube] The previous king of the retro songs: Bowling For Soup - …
... routine after every so many t-states is one thing! But you ... -
Back To School (q. on loading screen)I never thought about this until just a few moments ago. Any particular reason for the blue border around the loading screen? [img]http://www.world…
... chris;379346]I don't see any blue border?[/QUOTE]
t=26147"]Bak 2 Skool[/URL ... -
GIGASCREEN with MULTICOLOUR 8*2Riskej made the pic. Pulsar coded the engine. I'm watching it on the 128+ at the moment and it is very stable. The file: [url]http://speccy-live.u…
... /flip screens NOT normally but "per line".
Than we thought it ... -
The Goldfinch updates thread([url=http://www.worldofspectrum.org/forums/showthread.php?t=25034]original announcement thread here[/url] - I figured it was worth starting a new to…
... paging within a few thousand t-states of a reset, or something ... . This is why I don't do hardware :-)
Now ... /> [QUOTE=cheveron;385030]
Haven't managed to get it to ... -
The Goldfinch updates thread([url=http://www.worldofspectrum.org/forums/showthread.php?t=25034]original announcement thread here[/url] - I figured it was worth starting a new to…
... paging within a few thousand t-states of a reset, or something ... . This is why I don't do hardware :-)[/QUOTE]
You can't on real ZX Spectrum after ... all ZX keys (software can't detect break/space buttons from ... -
The Goldfinch updates thread([url=http://www.worldofspectrum.org/forums/showthread.php?t=25034]original announcement thread here[/url] - I figured it was worth starting a new to…
... paging within a few thousand t-states of a reset, or ...
[if your browser doesn't do SVG, look here: [url ... the paging registers, they won't do anything. Because the ... estimate at least thousands of T-states) when the Z80's ... at least 100,000 T-states! -
Colour clash on the Commode64?Was there any? Every now and again, I see a screen shot like this... [img]http://www.lemon64.com/games/screenshots/full/j/jack_the_nipper_02.gif[/i…
... contention.[/QUOTE]
Didn't some instructions get 'rounded-up ... - so that LDI was 4 t-states instead of 2, or something ... -
Colour clash on the Commode64?Was there any? Every now and again, I see a screen shot like this... [img]http://www.lemon64.com/games/screenshots/full/j/jack_the_nipper_02.gif[/i…
... QUOTE=frobush;385745]Didn't some instructions get 'rounded ... so that LDI was 4 t-states instead of 2, or ... something? I can't really remember.[/QUOTE]
... exact multiple of 4 t-states. There's no penalty ... , as that takes 16 states anyway. However, there's ... -
Colour clash on the Commode64?Was there any? Every now and again, I see a screen shot like this... [img]http://www.lemon64.com/games/screenshots/full/j/jack_the_nipper_02.gif[/i…
... an exact multiple of 4 t-states. There's no penalty on ... LDI, as that takes 16 states anyway. However, there's a ... -
Snow on screen of 48K Speccyok you wizards I fixed up my 4116 ram issue as Winston and McLeod advised me before by replacing with 4164's.... all I could find here in Singapore (…
... and its bigger than 71000 t-states or whatever it gets messy ... -
detecting 128 mode ?quick question really, someone who programs would know I guess. am I right in thinking some things detect 128 program and adjust accordingly , say i…
... a 128 is to count T-states, but I'm not aware ... -
detecting 128 mode ?quick question really, someone who programs would know I guess. am I right in thinking some things detect 128 program and adjust accordingly , say i…
... never came across anything using t-states!!!! -
Framerate of arcade gamesThe Golden Age of video games coincided with the birth of 8-bit home computing; this is why every computer of that era has a slew of really bad Pacma…
... , waiting the required number of T-states between each command. This normally ... in just 20ms, you can't spend 20ms on a BEEP ... -
Framerate of arcade gamesThe Golden Age of video games coincided with the birth of 8-bit home computing; this is why every computer of that era has a slew of really bad Pacma…
... , waiting the required number of T-states between each command. This normally ... in just 20ms, you can't spend 20ms on a BEEP ... -
Framerate of arcade gamesThe Golden Age of video games coincided with the birth of 8-bit home computing; this is why every computer of that era has a slew of really bad Pacma…
... , waiting the required number of T-states between each command. This normally ... in just 20ms, you can't spend 20ms on a BEEP ... at 25 FPS. I wouldn't recommend 50 FPS, it's ... -
Z80 'EXX' ConfusionI was working on a little Z80 routine last evening, and, having run out of registers, resorted to sticking one of the values into a memory location a…
... just showing off now aren't you? ;)
I think ... safer (and only a few t-states slower) just to stick the ...
