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<1…16171819202122…34>
  • How to disable the "scroll?" message?Hello. I'm a beginner Z80 assembly programmer and I decided to make a ZX Spectrum game to practice my skills and gain some more experience. I curr…

    ... get super duper duper annoyed... asm is hard enough without not ... ) data and non-time critical routines here

    ; this fills ...
    Kotek Kotek June 2022 Development
  • How to disable the "scroll?" message?Hello. I'm a beginner Z80 assembly programmer and I decided to make a ZX Spectrum game to practice my skills and gain some more experience. I curr…

    Ok.

    You need to use either stream 0 or 1 to print on the bottom 2 lines of the screen anyway (don't know what the difference is to be honest, I never use the ROM routines), otherwise you will get the "Scroll?" message.
    Paradigm Shifter Paradigm Shifter June 2022 Development
  • How to disable the "scroll?" message?Hello. I'm a beginner Z80 assembly programmer and I decided to make a ZX Spectrum game to practice my skills and gain some more experience. I curr…

    ... you can use machine code routines for (there's also PRINT ... lower 2 lines without the scroll message)).

    You don ...
    Paradigm Shifter Paradigm Shifter June 2022 Development
  • How to disable the "scroll?" message?Hello. I'm a beginner Z80 assembly programmer and I decided to make a ZX Spectrum game to practice my skills and gain some more experience. I curr…

    ... .

    EDIT: I learnt asm just to do that Manic ... very very low level maths routines and stuff. It's hard ...
    Paradigm Shifter Paradigm Shifter June 2022 Development
  • How to disable the "scroll?" message?Hello. I'm a beginner Z80 assembly programmer and I decided to make a ZX Spectrum game to practice my skills and gain some more experience. I curr…

    ... NOT JUMP OUT OF CALLED ROUTINES SKIPPING THE RET
    ; .... UNLESS ...
    Paradigm Shifter Paradigm Shifter June 2022 Development
  • How to return to basic properly from ASMI am messing around with a fast stack copying routine. But I am getting "A: Invalid argument" error when I later return to basic. I know you h…

    ... plan on using any ROM routines so I didn't think ... last time I was doing asm stuff (but I didn't ...
    Paradigm Shifter Paradigm Shifter July 2022 Development
  • How to disable the "scroll?" message?Hello. I'm a beginner Z80 assembly programmer and I decided to make a ZX Spectrum game to practice my skills and gain some more experience. I curr…

    ... only really modded the init routines and the SetBaudRate routine.< ... looked at the x86 asm output from the C compiler ... C version of their routines working I modified the ... trying to program in ASM learn C first though ... so much easier than ASM and it's almost ...
    Paradigm Shifter Paradigm Shifter July 2022 Development
  • Console frameworkStill working on Specotron, but at the point where working out the diagonal lines collision is not good at beer o'clock. In the meantime I've knoc…

    ... =f --raw=out.bin console.asm

    run with
    cp 24
    call z, scroll
    ld (scr_out_row), a
    jp puts

    scroll:
    ld a, 23
    Paradigm Shifter Paradigm Shifter August 2022 Development
  • Console frameworkStill working on Specotron, but at the point where working out the diagonal lines collision is not good at beer o'clock. In the meantime I've knoc…

    ...
    ret c
    jp scroll

    carriage_return_cursor:
    xor ... /> cp 24
    call z, scroll
    ld (scr_out_row), a
    jp puts

    scroll:
    ld a, 23
    Paradigm Shifter Paradigm Shifter September 2022 Development
  • Hardware Reference Manual for ZX SpectrumHi, I want to write games for ZX Spectrum in assembly language. I have lot of books in PDF format from SpectrumComputing. Still missing a book lik…

    ... get the most effective playfield scroll in each direction.
    ... the image buffer.
    Scroll will be obtained thanks to ... try to more accurately disassemblation routines calls from ROM for ... faster even when using the scroll technique.

    And ...
    Tymo6666 Tymo6666 October 2022 Development
  • Standard Development LibrariesSo after some time away I decided to re-register after a Twitter thread (https://twitter.com/SpectrumNez/status/1578158361236963328) led me to a Visu…

    ... -to-write-a-simple-c-asm-horizontal-scrolling-game-tutorial-z88dk ... case given the ROM specific routines is just its own specific ...
    deusexmachina deusexmachina October 2022 Assembler
  • Standard Development LibrariesSo after some time away I decided to re-register after a Twitter thread (https://twitter.com/SpectrumNez/status/1578158361236963328) led me to a Visu…

    ... -to-write-a-simple-c-asm-horizontal-scrolling-game-tutorial-z88dk ... case given the ROM specific routines is just its own specific ...
    Timmy Timmy October 2022 Assembler
  • Standard Development LibrariesSo after some time away I decided to re-register after a Twitter thread (https://twitter.com/SpectrumNez/status/1578158361236963328) led me to a Visu…

    ... -to-write-a-simple-c-asm-horizontal-scrolling-game-tutorial-z88dk ... case given the ROM specific routines is just its own specific ...
    deusexmachina deusexmachina October 2022 Assembler
  • Standard Development LibrariesSo after some time away I decided to re-register after a Twitter thread (https://twitter.com/SpectrumNez/status/1578158361236963328) led me to a Visu…

    ... -to-write-a-simple-c-asm-horizontal-scrolling-game-tutorial-z88dk ... case given the ROM specific routines is just its own specific ...
    Timmy Timmy October 2022 Assembler
  • Adventures Inchi! I'm a BIG fan of adventures. I have a huge collection of them on my PC. By this I mean of course, games for Speccy, Amstrad, C64, Atari ST AND …

    ... for it, namely the Magnetic Scroll series with graphics (the Speccy ...
    Arjun Arjun April 2001 Emulators
  • spec chums should be friendsafter reading all the replies about cyborg i tried to post a reply but the thread was closed so i will post a new one...i thought cyborg (and alot of…

    ... is easy use the scroll wheel or scroll button and go past ...
    Andy Gurr Andy Gurr February 2002 Games
  • LINE-routine and other nice pieces of codeThe line-topic came in the end with a nice piece of fast coding. I think that there might be more of these routines out there (where-ever-u-r). Isn…

    ... might be more of these routines out there (where-ever-u ...
    Dr BEEP Dr BEEP October 2001 Sinclair Miscellaneous
  • Best way to codeHi, I've been using Zeus Assembler to code MC programs so far. Nothing fancy just the odd scroll left or animation stuff. Wot I'd like to know is, …

    ... . Nothing fancy just the odd scroll left or animation stuff.
    Arjun Arjun August 2001 Sinclair Miscellaneous
  • spectrum mode smiilar to c64?i dont know much about machine code assembler routines, zilch actually to be honest, ive always fiddled with basic on my spectrum, only doing maybe a…

    ... much about machine code assembler routines, zilch actually to be honest ...
    tommy tommy July 2001 Sinclair Miscellaneous
  • IF1 and IO portsThe Interface used 3 Z80 IO ports to communicate to it s devices #E7- Microdrive data #EF- Status and control #F7- RS232/Network What I'm looking…

    ... upto 0FAC and the network routines seem quite bare because with ...
    john john March 2001 Sinclair Miscellaneous
  • SPIN Update 0.1a (beta) availableHi all, The latest beta of SPIN is up (a new ZXSpectrum emulator, in case you've not heard of it before - it's not bad, IMHO :), and available fo…

    ... properly now.
    Fixed widestereo routines to use user-settings
    routines
    Many parts of the ...
    Dunny Dunny May 2002 Emulators
  • SPIN Public Beta 0.1b Available for downloadHi all, back again, and as just recently announced on CSS, SPIN has been updated. Here's the post to CSS (or the relevant parts): It's been a bu…

    ... *stupid* bugs in the keyboard routines...
    Fixed a bug with ...
    Dunny Dunny May 2002 Emulators
  • Emulation and Debugging functionality[Cut n Paste from the original CSS post] Hi all, I'm currently working on SPIN's debugger, which is coming along nicely. Mostly, it's been devel…

    ... language (compiled
    to x86 asm) which can be run before ...
    Dunny Dunny June 2002 Emulators
  • SPIN v0.2c available now[Cut n Paste from the CSS post] Okay, I'm off to sunny(?) Scarborough for a week, so Woody and I thought it best that we give you something to d…

    ... :)
    Woody updated the graphics routines a touch - and every little ...
    Dunny Dunny July 2002 Emulators
  • SpecEmuI was wondering, if in SpecEmu, it was possible to get a listing of the machine code instructions that scroll along in the machine code part on the s…

    ... the machine code instructions that scroll along in the machine code ...
    alexsut alexsut July 2002 Emulators
  • New SPIN 0.3a releaseHi all, here's the next version - mainly a maintenance release, with new bugs :) Here's what's new: V0.3a - Bugs and more tapes -------------------…

    ... bugs in the block insert routines for the TZX Editor.
    Dunny Dunny September 2002 Emulators
  • a poke to change fonts??hi ppl, there wasnt some poke in basic to change the look alike of the fonts of speccy?? I guess I did things like that in eighties.. also, there…

    ... were a poke to quit "scroll? " message in basic??

    Javier Alca?iz Javier Alca?iz September 2002 Sinclair Miscellaneous
  • Imagining speccy versionsIm just fantasying a little bit.. occurs that Im playing like a mad to GhoulsNGhosts and well,. I think this game engine is cool and I think that wo…

    ... ShadowOfTheBeast (SuperbSmooth and fast side-scroll with three levels)

    scroll with a lot of inertia ...
    Javier Alca?iz Javier Alca?iz October 2002 Games
<1…16171819202122…34>

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