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The Complete Spectrum ROM Disassembly - SkoolKittedAs [url="http://worldofspectrum.org/forums/discussion/52745"]indicated previously[/url], I've recently been working on converting Logan and O'Hara's …
... /> New version of the Spectrum ROM disassembly released. No bugs page (yet ... [url="http://skoolkid.github.io/rom/buffers/sysvars.html"]system variables ... -
Interesting crashesI had an interesting Spectrum crash last night, I think it was trying to tell me something's wrong or it's had enough of my games! Or it could be dow…
... it's stored in the ROM - the final character isn't ... " according to the Complete Spectrum ROM Disassembly)
I think this saves ... -
where is border/ink, etc stored in rom?hi, i just wondered where these were stored in rom and how i change these?
I'm sorry to say it, but this is pretty entry-level stuff. You really should get the complete ROM disassembly and figure these things out yourself. ;)
...why would you want to change the default screen colours anyway? 8-| -
HOW-TO ClassicsHi guyz'n'gerlz) Perhaps, there're similar questions, but I was checking out another BASIC version of Xonix (which instead of a flood-fill used st…
... -source/pacman.asm"]commented Pacman ROM disassembly[/url]
Regards,
HOW-TO ClassicsHi guyz'n'gerlz) Perhaps, there're similar questions, but I was checking out another BASIC version of Xonix (which instead of a flood-fill used st…
... -source/pacman.asm"]commented Pacman ROM disassembly[/url]
[/quote]
Crash/YS MagazinesAs many as can be supplied for about 15 quid delivered, :) I just want to be able to read a few again, cheers :)
... as well as the Complete Rom Disassembly.Top Five Spectrum Reads for HolidayHello all, I was wondering what your top five Spectrum books would be for holiday. I thinking preferably of books from the 1980s but you can pick…
... . O'Hara, 'The Complete Spectrum ROM Disassembly' is a surprisingly good read ...Key repeat weirdness with EI & IYI finally (after 35 years!) decided to write something a) for 48k speccy b) in z80 assembler. It's been over 20 years since I've written anything in …
... ) as per The Complete Spectrum ROM Disassembly (p201)
EXX
[/code ...Speeding up PRINT code in ROMHi Folks, I seem to recall that someone stated the PRINT command is rather slow because it has to handle screen and printer printing - is this cor…
... , if you look at the ROM routine it replaces (e.g ... and O'Hara's "Spectrum ROM Disassembly"), you'll see it is ... /> Also, looking at the Spectrum ROM Disassembly, I see Sinclair have a ...Thought this would be simple... Z80Hi Folks, Started to read "Beyond simple BASIC, Delving Deeper into your ZX Spectrum" by Dilwyn Jones. This is a great book and I came across the…
... ) as per The Complete Spectrum ROM Disassembly (p201) http://www.worldofspectrum.org ...Can't Get My Simple Code To RunHello again, I'm trying to run the following simple code: [code] org 32768 main ld b, 21 ; x coordinate is …
... ://skoolkid.github.io/rom/index.html"]The Complete Spectrum ROM Disassembly[/url]
Can't Get My Simple Code To RunHello again, I'm trying to run the following simple code: [code] org 32768 main ld b, 21 ; x coordinate is …
... ://skoolkid.github.io/rom/index.html"]The Complete Spectrum ROM Disassembly[/url]
ROM. Without the END you're ...Print vs 23659To be honest I could not think of a better topic title, although its not ideal. Anyway, I do recall reading ages ago that the reason you cannot no…
... study [i]The Complete Spectrum ROM Disassembly[/i] by Logan and O ... as follows.
The ROM routine at $a6d is what ...I have a job lot of Spectrum goodies...Hi Guys, I have ben asked by a friend to assist him with the sale of his old Spectrum gear. We would like to sell it all in one job lot if possible. …
... Webb
The complete Spectrum rom disassembly
Practical Spectrum Machine Code ...Hacking the ZX Spectrum 48K ROMHi Guys, I have modded my Speccy with a dual boot ROM loading on first bank the original ZX kernel and on the second bank an enhanced version. I h…
... memory address of the rom is filled with HEX ... re going to hack the ROM, I'd recommend having ... .io/rom/index.html"]ROM disassembly[/url], particularly as the ROM is ... any games that use the ROM as data.
... you can insert into the ROM as a 768 byte ...Hacking the ZX Spectrum 48K ROMHi Guys, I have modded my Speccy with a dual boot ROM loading on first bank the original ZX kernel and on the second bank an enhanced version. I h…
... Zeus stepping through the Skoolkit ROM disassembly:
[img]https://dl ... .dropbox.com/s/3w0s6qy0i206rkl/zeus-rom-1.png?dl=0[/img ... .dropbox.com/s/dm9dj3h5sogh20e/zeus-rom-2.png?dl=0[/img ...Routines listHi everyone I'm looking for a complete list of Z80 routines (8252, 8859, 5633...) Does it exist? Thanks
Do you mean the ROM routines? If so, check out [url="http://www.zxasm.net/index.php/2016/06/11/z80-zx-spectrum-books-results/"]ZXASM.NET[/url]
The first book listed is the Complete ROM Disassembly :)Adding command to BASICI am looking for an article about adding commands via software to sinclair basic. I know there was one published and to the best of my knowledge it w…
... /s/SpectrumShadowROMDisassembly.doc"]Spectrum Shadow ROM Disassembly[/url] has a chapter on ...hi res udgs on a zx81iv tried to use the software farm hi res program to re create a sprite. unfortunately, it looks nothing like the original. it only has 128 possible b…
... /06/05/zx81-sp-rom-disassembly/http://"]ZX81 SP ROM Disassembly[/url] and related ...FOR loop without NEXT instruction. How come?I've been looking through the BASIC listing for M.C. Lothlorien's Red Baron and have noticed a line of looping code that is puzzling me. This is lin…
... /CompleteSpectrumROMDisassemblyThe.pdf"]The Complete Spectrum ROM Disassembly[/url] on p96, in F ...SkoolKit is 10 (years old)Haven't made any SkoolKit-related announcements here in a while, but here's one for today: SkoolKit is 10! https://skoolkit.ca/posts/2020/01/skool…
Pseudocode for CIRCLE algorithm?Can anyone provide me with the pseudocode for the Spectrum's CIRCLE algorithm? My machine code knowledge isn't up to reading the ROM routine. I'm try…
The algorithm is explained in [url="https://skoolkid.github.io/rom/asm/2320.html"][i]The Complete Spectrum ROM Disassembly[/i][/url]. Even if you don’t understand machine code, you should be able to figure out the math behind it.how do i change the color of the input statement "" and whatever is typed in it?the background ink doesnt seem to change it
... -LIST at $1795 in the ROM to see how to control ... /CompleteSpectrumROMDisassemblyThe.pdf"]The Complete Spectrum ROM Disassembly by Dr. Ian Logan and ...Are line numbers considered the first statement in the line?I'm trying to understand how BASIC variables are stored in memory using the BASIC Programming manual and am puzzled by the results of the control var…
... /> As I understand it from ROM disassembly when the BASIC code encounters ... />
https://skoolkid.github.io/rom/asm/1D03.html
"The ...this code wont give me a random starfieldim using a peice of code that ive copied from a book, ignore most of it as it is redundant. for some reason i get a strange random starfield instead …
... modified version of the RND ROM routine
[code]
ROM routine at $25F8
CALL ... /CompleteSpectrumROMDisassemblyThe.pdf"]The Complete Spectrum ROM Disassembly by Dr. Ian Logan and ...Pseudocode for CIRCLE algorithm?Can anyone provide me with the pseudocode for the Spectrum's CIRCLE algorithm? My machine code knowledge isn't up to reading the ROM routine. I'm try…
... /> JP CRGRE1
; Use slow ROM routine circle routine
; for ... ) as per The Complete Spectrum ROM Disassembly (p201) http://www.worldofspectrum.org ...
