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AFX Sound Effects DatabaseGentlemen, I'm converting some games from ColecoVision to MSX (sorry, not 100% ZX Spectrum related, but...) and in some cases, I'll need to completel…
... data shown in the ayfxedit to a tab-delimited text file ... want to migrate the sound/music on Windows, needing the register information ... export, could someone tell me how to read VTX files so I ... -
Calling machine codeOccasionally I see on ZX computers (mostly the spectrum, but I think also the '80 and '81), how someone made their machine code and wrote the bytes i…
I tended to use PRINT USR 32768 or ... was before I figured out how to use Spin's debugger. So ... to debug things at a certain ... I just swapped the register I wanted to see the value of ... -
Any noob friendly speccy dev tutorials?I mean, for a person who never used ANY kind of assembly, let alone Z80 one. Would be good if focused on making a game. Additionally, I want your …
... from simple ld a,0 to really fancy stuff would ... be good to have.[/quote]
... you can set the A register to zero with "xor a" ... it that you're wanting to program? If it's ... wordpress.com/2012/12/18/how-to-write-zx-spectrum-games- ... -
P.O.W.As far as I know, a port of P.O.W. (Prisoners of War) from NHK, doesn't exist. [img]https://cld.pt/dl/download/61d19b5e-453b-489c-b17b-d3ed6fccd594/…
... a few performance checks, on how to fast Dump a screen, A ... some extra weird, register munching it might go to 12T states per ... at a few games, to see how they were implementing this, ... estimation, it seemed possible to obtain a 28x20 character scrollable ... -
P.O.W.As far as I know, a port of P.O.W. (Prisoners of War) from NHK, doesn't exist. [img]https://cld.pt/dl/download/61d19b5e-453b-489c-b17b-d3ed6fccd594/…
... few performance checks, on how to fast Dump a screen, ... instructions, which amounts to 16T states per each ... is faster, which amounts to 13T states per each ... weird, register munching it might go to 12T states ... 't even try to explain exactly how, however, because ... -
ZX Spectrum CartridgesI have been thinking of "cloning" ZX Cartridges for a while (case, board and silicon skirt), to be able to make new releases or replace damaged cartr…
I have been thinking how to implement my solution, by looking ... A is the contents of register A (bankNumber).
... .
The problem to detect a REFRESH cycle is ... advantage of being very easy to detect (exactly consecutive addresses, ... -
BrexitThere's nothing like a nice healty Brexit to start the day!
... ? I don't know how things are in UK, ... second (and last) poll to validate the result.
... other states really want to abandon EU, but they ... their status. EU seems to be all about Germany, ... parties or though failure to register to vote. Also there was ... -
Sinclair QL: Software Preservation Program (NEW)https://sinclairql.wordpress.com & http://www.hunggartorino.it/ql/ql-microdrive-software-preservation/ If someone want to help us in preserv…
... Ok, all companies dedicated to register and maintenance copyright are thiefs ... point is: you have to register in your own country ... suffice. No need to register in Sudan or Azerbaijan ... to protect their copyright).
Patents (which are designs for how ... -
Forums invisible while not logged inIs this intended? [IMG]http://i67.tinypic.com/fux535.jpg[/IMG]
... ve needed to sign up to a forum to ask a ... website requires me to register in order to read a link ... by websites that insist you register to read the pages.
how important the forums are to WoS forum ... they just want to get to the information that ... -
Forums invisible while not logged inIs this intended? [IMG]http://i67.tinypic.com/fux535.jpg[/IMG]
... a website requires me to register in order to read a link I ... by websites that insist you register to read the pages.
< ... two trucks about how important the forums are to WoS forum members ... , they just want to get to the information that they were ... -
Running out of fingers in AssemblyDear all, Still trying to learn Assembly and have put a few routines together. However, as my routines become a little more involved I find myself…
... should also start learning how to make your Z80 code ... as you go. Learn how to count T-States and ... Don't waste a register pair if all possible values ... fit in an 8-bit register.
A ( ... operations, use SP as work register etc)
* Use memory ... -
Spectrum 48k won't start any software but passes all RAM testsI have a rubber key 48k which will not start any software - it appears to work perfectly right up until the end of the tape and the program would sta…
... this problem I will detail how
I tried loading ... barely get the coloured lines to register on the screen at any ... I'd still be trying to diagnose the RAM now if ... -
Look whats possible in 924 bytesSo, finally after over a year of development and nearly 25 years since I first designed the graphics, I've actually made it to the point where this i…
... /> [quote="Arkannoyed;898090"]Now down to 819!
[code] ... share sprites, then we try to brainstorm how to crunch them.[/quote]
I have an idea to ... I can also use 1 register for the counter instead of ... -
c64 .sid player coming soon to specy 128!!!c64 .sid player coming soon to specy 128!!! the first old version uses only square waves, 4 years ago: https://www.youtube.com/watch?v=6CKt9noxA7s…
... I do not know how to handle it on real ZX ... the load routine wants to load the second file but ... you should be able to load the selected data ... check block length in DE register before data loading.
... The best thing would be to make loader from BASIC, so ... -
c64 .sid player coming soon to specy 128!!!c64 .sid player coming soon to specy 128!!! the first old version uses only square waves, 4 years ago: https://www.youtube.com/watch?v=6CKt9noxA7s…
... " theme, but dont know exactly how to make a valid tzx from ... />
2nd.a Generate SID register RAW data
sid_dump.exe ... data, and read M64 file to memory editor
done ... -
What's the FUSE keypresses for BREAK?I am forever getting stuck in a program with no STOP option, usually mine that I forgot to put that option into and ran a test forgetting the consequ…
Yes. Thats how I originally broke out of ... single key command STOP and to my surprise hitting enter it ... enough time for that keypress to register. -
z88dk multicolour enginesI've been trying to work out how the multicolour sprite engines have been implemented in z88dk. It's not obvious. Looking in the source, I found …
... an easier way to produce compiles without having to write a basic ... Using that can show people how to quickly play around with the ... zsdcc which uses the IY register. The programs are depending on ... programs can also be updated to be more efficient... signed ... -
Cracking the Code on the Sinclair ZX Spectrum - John K. WilsonHello, Has anyone got a copy of this that they can either lend, scan, or sell me? Cheers
... how genuine/reliable that is. It seems somewhat improbable. You have to register ... a user account (free) to be able to download files ... -
Cracking the Code on the Sinclair ZX Spectrum - John K. WilsonHello, Has anyone got a copy of this that they can either lend, scan, or sell me? Cheers
... how genuine/reliable that is. It seems somewhat improbable. You have to register ... a user account (free) to be able to download files ... -
Need help with keyboard scanning ?After getting frustrated with learning ASM for a while I'm back into it. The little listing below is using the ROM's PRINT AT routine to draw me a sp…
... frustration comes from you inability to grasp the way the ... quite natural, and no reason to get frustrated. Mnemonics are ... ll need to know how to set up a breakpoint and to step through ... program, try to anticipate the state of each affected register before you ... -
Need help with keyboard scanning ?After getting frustrated with learning ASM for a while I'm back into it. The little listing below is using the ROM's PRINT AT routine to draw me a sp…
... frustration comes from you inability to grasp the way the ... quite natural, and no reason to get frustrated. Mnemonics are ... ll need to know how to set up a breakpoint and to step through ... program, try to anticipate the state of each affected register before you ... -
Other than using attributes what other ways to detect collisions, when using char based movement?So I'm slowly working out the bits and pieces to write a game completely in assembly. I've been using attributes when writing in BASIC to detect whet…
... "]But I'm not hold how to return from subroutines in assembly ... confusing term is “register” itself. However, a register is just a fancy ... extra [i]bytes[/i] of Register File memory. From the programming ... an analogy. Imagine the CPU register file as a utility belt ... -
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…
... Here's a quick how to since I know at least ... link....They're pretty easy to find.
... buttons, but will not register left and right for some ... Hope this is helpful to somebody wanting to revisit the original " ... , I have no idea how to do it, and can' ... -
Printing text, part MMXIIXI'm pretty sure there's been a zillion threads about this already, and I don't think it's the first one by myself either, but here goes. Proportiona…
Apologies if I have managed to offend. Glyph is practically ... this thread was suggestions on how to make it faster. The result ... lookups, which with a limited register set becomes rather convoluted. ... the only way to know would be to implement the alternative ... -
Z80, and 6502, in comparisonI was wondering about how each of these compared in terms of performance. The Commodore 64 had a 6502 @ 1MHz, and graphics processor VIC which took …
... speed (how fast can the microprocessor read or write to main memory ... the system clock speed),
[*]How useful is the instruction set ... if it comes to maximum flexibility when doing register to register operations, the Z80 ... -
Drawing LinesHas anyone got any experience of coding a Bresenham line drawing algorithm on the Speccy? I've had a go and I find the algorithm has quite a few s…
... ;951677"]still use them to hold the line DX and ... pass them into a regular register like B before they' ... step.[/quote]
And now how to get rid of that explicit ... 255) and you only need to calculate it once! It ... DX but needs more code to subtract one of these ... -
Two different versions of Bruce Lee?There's a possible MIA here, I think. I sat down at lunchtime to play a bit of Bruce Lee and discovered that the version I'd downloaded from WOS (th…
[quote="Art;952166"]I tried to figure out how to move the loading screen ... />
Spider mentions earlier above how the game was mastered with ... a snapshot and a TZX to play around with
register, and the POKE above in ... -
Dispair at the pace of life > 40 years.Its been a funny kind of winter this year. The fall from August to December went so fast for me that it seemed like a blink. Christmas comes and ever…
... didn't register. Then I said "This means..." to which she finished ... about my wife travelling in to Manchester to do her job whilst ... "I've been threatening to learn how to get better at DIY" or ... "I'm going to start trying ...
