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Search Again :: Adv Search 1000 results in 0.036s
<1…17181920212223…34>
  • Shifting the UDG pointer from a MC loop...I have got myself in a bit of a mess again, I am trying to write a machine code subroutine that shifts the udg pointer (23675) up 64 places then shif…

    ... am trying to write a machine code subroutine that shifts the udg ...
    daveysludge daveysludge June 2013 Development
  • Football ManagerHello! I don't know if anyone will remember 12 months ago when I released 'Football Manager Revisited', an update of the 1982 Football Manager with …

    ... converted part of it into machine code.
    You can find it ...
    The Great Glen The Great Glen July 2013 Games
  • Starting with assemblyHi Guys, I am looking forward to following this guide [url]http://chuntey.wordpress.com/2010/01/12/tutorial-zx-spectrum-machine-code-game-30-minutes…

    ... /01/12/tutorial-zx-spectrum-machine-code-game-30-minutes/[/url]
    gazj82 gazj82 July 2013 Development
  • Toni BakerApologies if this has been asked and answered before; a search (both WoS and Google) doesn't bring up many clues. I spent many hours as a youth try…

    ... youth trying to fathom Z80 machine code. I didn't get very ... Toni Baker's classic Mastering Machine Code on the ZX Spectrum.
    KenD KenD August 2013 Sinclair Miscellaneous
  • Movin And A Groovin Horizontal Flip improvementOn the left is the flip horizontal portion from Andy Pennell'S excellent Movin' & a Groovin' machine code screen routines from Your Spectrum #19 (Oct…

    ... Movin' & a Groovin' machine code screen routines from Your Spectrum ... utterly confusing and wonderful reverser code.

    On ...



    [code]

    FLIPHO LD HL ...


    [/code]

    Now.. Dr Beep ...
    MatGubbins MatGubbins August 2013 Development
  • How do I enable Currah speech in ZX SpinHow do I get the speech to activate? Do I need to download the ROM from somewhere? Also how do you program it in machine code?

    How do I get the speech to activate?

    Do I need to download the ROM from somewhere?

    Also how do you program it in machine code?
    daveysludge daveysludge August 2013 Development
  • Convert 128k Basic into MCHello guys, we are currently searching for a converter to put 128k Basic into Machine Code. I remember once I found a programm that converted the B…

    ... to put 128k Basic into Machine Code. I remember once I found ...
    Speccyman Speccyman September 2013 Sinclair Miscellaneous
  • Returning to BASIC from asmI never had to do it till now but there is always the first time :) At machine code program start I preserved SP register and all the other ones. A…

    ... first time :)

    At machine code program start I preserved SP ...
    Ralf Ralf September 2013 Development
  • MOVE_M Object Movement Manager for BASICAs moving things around on the screen is usually the slowest part of a game written in BASIC, I've been pottering around with this routine to handle …

    ... handle that function in machine code, so the BASIC programmer ... to the MOVE_M code.

    [code]
    10 ... /> 9999 RETURN
    [/code]

    [code]
    ; MOVE_M moving ... ; CHR$ = graphic's character code
    ; 0:1 = direction ...
    Battle Bunny Battle Bunny September 2013 Sinclair Basic
  • Assembly - Loops bigger than 255Hi, It looks like it's a bit difficult to make loops with more than 255 cycles on Z80 machine code, since the 16-bit decrements (DEC) do not alter a…

    ... than 255 cycles on Z80 machine code, since the 16-bit decrements ... the high byte:

    [CODE]; A simple program to fill ... P,loop
    RET
    [/CODE]

    Maybe this is ...
    Zerg Zerg October 2013 Development
  • Reading from a Write FileI have been speaking with a customer who uses a small bit of machine code to do a screen dump. The machine code is 650 bytes long. The machine code…

    ... of machine code to do a screen dump. The machine code ... is 650 bytes long.

    The machine code ... loads from cassette with the command

    LOAD "printcode" CODE ... SAVE * "m";1;"printcode" CODE 64736,650

    ...
    rwap rwap October 2013 Sinclair Basic
  • Converting an integer arbitrary large binary number into a printable decimal formThis was asked a long ago at the comp.sys.sinclair newsgroup. At that time, I came up with a solution by extrapolating the classic algorithm of suces…

    ... it a try as Z80 machine code implementation, to see if it ... ]

    The listing:
    [code] org 40000

    Principal ... />
    end Principal

    [/code]
    mcleod_ideafix mcleod_ideafix November 2013 Development
  • Born again Speccy user with problemsHello all, Firstly I'd like to say a big hello - this is my first post! When I was 8 or 9 or so my dad bought a ZX Spectrum 48K and a whole bunch o…

    ... remembered my Speccy, and how machine code had always beaten me. Now ...
    namtip namtip January 2014 Hardware
  • Idiots Guide......To machine code, or assembler language...whatever the appropriate term is Basically at this stage I want to fiddle about and try and get used to…

    ...To machine code, or assembler language...whatever the ...
    Wookiee Wookiee January 2014 Development
  • How to print logo onto screen at chosen coordinates?Hi, I've just got back into zx spectrum games after all these years and after seeing some of the great games on here I would like to start learning p…

    ... to start learning programming in machine code.

    Please does anyone ...
    alienbanana alienbanana February 2014 Development
  • Galakzions (Mikro-gen)I've just been having a look at this game. It has a basic loader, then loads a machine code block, and then it's loaded, but there is more data on t…

    ... basic loader, then loads a machine code block, and then it's ...
    Hairy Hairy February 2014 Games
  • New Game: YAHTZXHi all, Well, it?s taken me more than 3 years, but I think I?ve finally got there. Here is YAHTZX, a 100% assembler version of Yahtzee (? Milton Bra…

    ... need help with my (spaghetti) code!

    Finally, ... form or another) various code samples from around the ... B]
    40 Best Machine Code Routines for the ZX Spectrum ... Hewson Consultants)
    Advanced Spectrum Machine Language (Melbourne House)
    ...
    Shando Shando March 2014 Brand new software
  • Loading data from 128 memoryAfter all these years I have come across the LOAD! in 128 basic for storing/restoring data in the 128 memory. How do I go about implementing this in…

    After all these years I have come across the LOAD! in 128 basic for storing/restoring data in the 128 memory.

    How do I go about implementing this in machine code?

    Thanks in advance...
    daveysludge daveysludge March 2014 Development
  • misunderstanding screen addressingHi I am just reading mastering machine code Toni Baker: [url]ftp://ftp.worldofspectrum.org/pub/sinclair/books/MasteringMachineCodeOnYourZXSpectrum…

    ... /> I am just reading mastering machine code Toni Baker:
    [url]ftp ... 40A4.
    Try running this machine code program:
    21A440 LD HL ...
    username username April 2014 Sinclair Miscellaneous
  • sound issues from +2aFollowing on from this post... But now I have a scart lead and still have a sound problem with it. [url]http://www.worldofspectrum.org/forums/showt…

    ... I get a load of white noise until I press another key ...
    Lost Lost April 2014 Hardware
  • Timex contended memory timings, the TS2068 kludge board and EXROM at $4000 - $7FFFI haven't seen this documented anywhere yet so I thought I'd share my findings. I've been investigating contended memory timings on the Timex Sinclai…

    ... which plays beeps using a machine code routine which steps through $4000 ... EXROM chip in the standard machine is only 8K long and ...
    rga24 rga24 May 2014 Hardware
  • New Game: Ninjajar!Yes, it's here! We had some late hour problems with +2A models and had to switch to a machine code loader (as the game takes up the whole 128K, even …

    ... had to switch to a machine code loader (as the game takes ... game and/or the source code from the bottom of the ...
    na_th_an na_th_an May 2014 Brand new software
  • Sultan's Maze - Potential remake of CPC game?One of the games I liked on the CPC was Sultan's Maze.. In it, you have to go through Hampton Court Palace's maze and get six jewels, get back, avoi…

    ... written in BASIC with possible machine code and featured randomised mazes, an ...
    zeropolis79 zeropolis79 June 2014 Games
  • Top Telly Tip... Halt and Catch FireThe series is set in the early 1980s and depicts a fictionalized insider's view of the personal computer revolution. The show's title refers to the f…

    ... title refers to the fictitious machine code instruction Halt and Catch Fire ...
    sj_howlett sj_howlett June 2014 Chit chat
  • Audio in on Spectrum +2a - not working properly?I know this has been documented before but I seem to be having some issues. I have done the mod documented on here where the jack is desoldered, th…

    ... having a large amount of white noise/interference (produced by the Spectrum ...
    britain4 britain4 July 2014 Hardware
  • ZX81 Programming...Hi all I've just bought this... [IMG]http://i.ebayimg.com/00/s/NDY2WDU0Ng==/z/iKIAAOSwbqpT4jI-/$_57.JPG[/IMG] and this: [IMG]http://s22.postimg.o…

    ... curious about how exactly you code on the ZX81 I'm ... work with web design/PHP code so i have some understanding ... for actual programming such a machine code or BASIC.

    Can ... ZX81, how to send the code over to the 48k to ...
    dreamscape dreamscape August 2014 Development
  • Great to be back....and with fun to comeHi all, 1982: I bought a new 16k issue 2 in 1982, eventually got microdrives and a dktronics keyboard (version 1). Built a home made eprom programme…

    ... cool.
    I played with machine code using CHAMP but all too ...
    IanJ IanJ August 2014 Announcements
  • 40 Best Machine Code Routines for the ZX Spectrum - ?5 delivered (UK)[img]https://dl.dropboxusercontent.com/u/15218813/40BMCR-1.jpg[/img] [img]https://dl.dropboxusercontent.com/u/15218813/40BMCR-2.jpg[/img] [img]https:…

    [img]https://dl.dropboxusercontent.com/u/15218813/40BMCR-1.jpg[/img]
    [img]https://dl.dropboxusercontent.com/u/15218813/40BMCR-2.jpg[/img]
    [img]https://dl.dropboxusercontent.com/u/15218813/40BMCR-3.jpg[/img]

    Cover has some wear, and ...
    Mousey Mousey August 2014 Sales
  • One Less MIA - Mathematics (1985) Charles Letts & CoJust received this today and both tapes appear to be in perfect working order. I know this isn't exactly the most exciting find of all time but it's …

    ... David Hopkins BSc(Hons)
    Machine code routines courtesy of CP Software ...
    richl richl August 2014 MIA/STP/SDP
  • Spectrum 48k ProblemsHi all Got my 48k today but it's playing up abit... First time i turn it on it was like this: [IMG]http://s26.postimg.org/hlg9d3f3d/IMG_20140830_…

    ... was a hissing noise coming from the TV like white noise sort of ...
    dreamscape dreamscape August 2014 Hardware
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