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Search Again :: Adv Search 1000 results in 0.086s
<1234567…34>
  • What should be the base address to set for my codeHi, I am new here and I have a simple question but one which I have not found an answer to. When I am developming my programs what should I set th…

    ... I set the base address for my code to (i.e. the ... limited information I have for the memory map for the spectrum and I ... the area of the memory assigned to machine code can move arround and ... I start it at the lowest fixed location that I can ...
    Scrapheap Scrapheap April 2006 Development
  • ccompletly baffeled machine codeHi everyone, BEFORE you ask i have not asked help for loads of problems i have recently now encountered and i figured the problems out myself, hones…

    ... i have not asked help for loads of problems i have ... that refer to a character position, where 31 is the largest ... display a character at this position in machine code. But thats where the ... on the screen grid in machine code. For example, 5,4 is 404a ...
    Robin Robin September 2010 Sinclair Miscellaneous
  • Sinclair Basic Vs PascalWith the rise of the structured programming movement (Jackson et al) was it wise to put the Basic programming language into the Spectrum. By this ti…

    ... minimal structure, and was excellent for learning - which a lot ... space problem, with a small memory size. Many procedures and ... reduces the amount of memory available for machine code routines and general storage ... up with a tight memory problem if a procedure ...
    Dunny Dunny September 2006 Sinclair Miscellaneous
  • Tutorial - learn machine code in 30mins[B][I]Message from the moderators[/I] - bigjon has requested that readers' attention be drawn to a better version of this tutorial, one which is easi…

    ... /> Machine code programs are a series of bytes in the Spectrum's memory ... is for High byte, L is for Low byte)
    Any machine code ... we will use machine code's equivalent of a FOR-NEXT loop, ... to increment / decrement the car position.
    Replace line 43 ...
    bigjon bigjon November 2009 Development
  • Small Machine Code Routines Which Maybe UsefulAs part of creating Flynn's Adventure in Bombland I created a lot of little routines to do all sorts of things. A lot of these I created based on inp…

    ... while I was learning z80 machine code.

    Anyway ... to correct place in ROM for character graphic
    ; ... ; xy coords to screen pixel position
    ; **********************************
    ld ... - bring in screen pixel memory start
    ld h, ...
    TomD TomD April 2011 Development
  • Memory Available for 16k and 48kAm I right in thinking that if I am writing a 16k Game, I have 8k available for the machine code prog 6000h to 8000h, and for a 48k game I have 40K a…

    ... 8k available for the machine code prog 6000h to 8000h, and for a 48k ... so, what are the memory areas available for 16k and 48k programs ...
    robpearmain robpearmain May 2004 Development
  • All my Machine Code Books Up For GrabsSee [url=http://www.worldofspectrum.org/forums/showthread.php?p=139192#post139192]here[/url] for details. You too can learn to program the Speccy in…

    See [url=http://www.worldofspectrum.org/forums/showthread.php?p=139192#post139192]here[/url] for details.

    You too can learn to program the Speccy in Machine Code
    robpearmain robpearmain July 2006 Development
  • More Spectrum machine code books for saleAmazingly after a final rummage I found another couple of programming books. I now only have a copy of Rodnay Zaks Programming the Z80 left, but I'll…

    ... co.uk/Spectrum-Machine-Code-Made-Easy- ... co.uk/Introducing-Spectrum-Machine-Code-Book_W0QQitemZ290097176162QQcategoryZ4193QQssPageNameZWDVWQQrdZ1QQcmdZViewItem[/url]
    ... games for the Spectrum.
    Mr Millside Mr Millside March 2007 Sales
  • How do I clear only a specific area of a screen (quickly) in machine code ?I'm looking for a machine code routine which will clear the first 20 rows of the Spectrum's display (or any number of rows or columns) . I have found…

    I'm looking for a machine code routine which will
    memory), which can
    ... ).
    However, this machine code routine, when I tested
    FOR F=0 TO 19 ... /> pixels are stored in memory) then that would be< ...
    bobbyjaykid bobbyjaykid July 2007 Development
  • One Liner - Machine CodeHi Dr. BEEP, Digital Prawn, et. al., I think that what you guys have achieved with the one liner contest is absolutely amazing. It brought about wh…

    ... loads bytes into memory and then runs a resultant machine code program (up ... a machine code program at a given memory address
    2) Run the machine code ... me with 18.5 lines for the machine code "payload". What you want ...
    BloodBaz BloodBaz November 2007 Development
  • Machine code and Basic system variablesSpectrum system variables (I mean 48KB model) are essential for Basic. But what if I started my machine code program and it's never going to return t…

    ... essential for Basic. But what if I started my machine code ... something to do with code executed during interrupts. I ... guess that the interrupt code uses system variables somehow ... command, can I use this memory safely?

    ... I still use this memory?
    Ralf Ralf January 2009 Sinclair Basic
  • Machine Code for BeginnersHi folks. [sort of] newbie alert. Not new to Spectrum - been there since getting first rubber key 48k in 84 and a regular visitor to WoS for many y…

    ... a regular visitor to WoS for many years. I am newly ... />
    However I never got Machine Code. And I really regret that ... (very belated) start at Z80 machine code?!?!?!?

    Many thanks.
    Captain Offensive Captain Offensive March 2010 Sinclair Miscellaneous
  • Midi Out from machine codeI need to send midi-signals by machine code, while Basic is too slow for my current project. I already read I can use hookcode #11E, but I have some …

    ... midi-signals by machine code, while Basic is too slow for my current ... "]On the 128 and +2, memory is entirely controlled by port ... this does not affect the memory between 0x4000 and 0x7fff, which ... />
    Bit 5:If set, memory paging will be disabled and ...
    bverstee bverstee April 2010 Hardware
  • Four machine code books for sale (will ship worldwide)I have 4 books for sale: 1. Spectrum Machine Language for the Absolute Beginner (Good condition) 2. Supercharge your Spectrum (Good condition) 3. …

    ... 4 books for sale:

    1. Spectrum Machine Language for the Absolute ... condition)

    3. Mastering Machine Code on your Z.X. Spectrum ...
    Mousey Mousey September 2010 Sales
  • Can a guy that traveled on the short bus learn machine code...Hmmm So after some soul searching I figured it was time to finaly nail spectrum machine code. Its so frustrating to sit infront of a basic listing w…

    ... poke a few locations of memory. For reasions I cant remember right ... the popular assembly/machine code books for the specy avaliable for free on the ... a app/game in assembly/machine code for the specy (with a load ...
    wibble wibble August 2013 Development
  • Machine code/Assembly language back in the dayHello. Back in the 80s when I was a kid, I didn't learn Z-80 machine code, but I was always curious about it. Just recently I decided to explore Z-…

    ... my little attempt at learning machine code on the Spectrum made ... if I was learning machine code on a real spectrum ... bad code is executed? Did they somehow manage to stay memory- ... really that difficult for people who were learning machine code back in ...
    memrah memrah September 2013 Sinclair Miscellaneous
  • Machine Code for Beginners - error?Dear all, I've picked rather old book called Machine Code for Beginners by Usborne.1983 There's an example inside which claims to print a messa…

    ... picked rather old book called Machine Code for Beginners by Usborne.1983
    machine code, a quick glance over the ... code suggests it would do nothing ...
    Tobo Tobo February 2016 Development
  • im looking for a machine code star-field routineim looking for a machine code star-field routine. preferably with mnemonics.

    im looking for a machine code star-field routine. preferably with mnemonics.
    digital digital June 2018 Development
  • Can I record binaries from any emulator with Basic commands, machine code, macros or something?Hello I do not know if this is the right place to put this question Normally with ZXSpin if I want to save a binary file, I'm going to: file ->…

    ... that it can be .bin for example

    ... this with some emulator and machine +2, +3, or ... in basic or from machine code, that is not in ... records the first piece of memory in a binary file< ... record The second piece of memory in a different binary ...
    maeloterkim maeloterkim June 2019 Emulators
  • 2xBooks: Assembly Language For Arcade Games & Machine Code Sprites And GraphicsI'm looking for the following two books to help my machine code game programming: 1) Assembly Language For Arcade Games and Other Fast Spectrum Prog…

    ... looking for the following two books to help my machine code game ... programming:
    1) Assembly Language For Arcade ...
    2) Machine Code Sprites And Graphics For The ZX Spectrum by ... PDFs. I'm looking for the original books in good ...
    LevelUp LevelUp November 2019 Wanted
  • Machine CodeOk i had a spectrum when i was younger and only used it for playin games and typing simple BASIC programs - i mean really simple! Things like 10 Pri…

    ... younger and only used it for playin games and typing simple ... want to do something in machine code. I've seen a lot ... the loaders and seein the code was all blocked out or ... !
    Ok thanks for any info, especially about the Machine code
    Alex
    alexsut alexsut July 2002 Sinclair Miscellaneous
  • Speccy machine code info where is it?Recently I've been trying to learn Z80 and I've managed to make limited progress (some of my routines even compile now!) but I seem to be having trou…

    ... are for some other systems?
    The dark art of speccy machine code ... is obscure and mysterious, thats for sure.
    Sharopolis Sharopolis June 2003 Sinclair Miscellaneous
  • Z80 Machine CodeHello again chaps, Hope I'm in the right category for this question - I suppose it could be under 'Game Creation / Programming'. hehe Ive got far t…

    ... 'm in the right category for this question - I suppose it ... a childhood ambition, and learn machine code.

    I got familiar ... /> I have scoured the net for tutorials, and have found a ... / examples of simple Z80 programs for me to anazlyze and learn ...
    the_misguided_fool the_misguided_fool August 2003 Games
  • 40 Best Machine Code Routines - ZX SpectrumHi, Currently for sale on EBAY: 40 Best Machine Code Routines for ZX Spectrum [url="http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&rd=1&item=6917…

    ... :

    40 Best Machine Code Routines for ZX Spectrum

    [url ...
    dmsmith dmsmith August 2004 Sales
  • Wanted: Machine Code Sprites and Graphics BookWould anyone be willing to either sell or swap this book. Its full title is Machine Code Sprites and Graphics for the ZX Spectrum : A complete guide…

    ... is

    Machine Code Sprites and Graphics for the ZX Spectrum : A ...
    dmsmith dmsmith August 2004 Wanted
  • any tips for learning spectrum machine code?hello there, I have some experince programming in basic, both sinclair 48+ (just need to recall most of what i learnt :D ) and Quickbasic. anyway i a…

    ... am intrested in learning spectrum machine code, can you give me any ...
    mestor mestor August 2005 Development
  • Machine Code: quicksort optimisationI came across this z80 quicksort implementation when going through the wikipedia article on the same. It's 44 bytes long. I was wondering if any of …

    ... wondering if any of the machine code punters here would like to ... at wittling down the code or optimising it for speed or both ...
    Arjun Arjun January 2006 Development
  • Machine Code QuestionHi All Not sure if this is the right place for this but it seems closest. Am starting to read the Toni Baker Intro to Machine Code book and its ver…

    ... this is the right place for this but it seems closest ... the Toni Baker Intro to Machine Code book and its very interesting ... BASIC is, and the hex machine code discussed in the book plus ...
    Womble Womble February 2006 Sinclair Basic
  • Spectrum Machine Code Books, Snes Games and Weather Stations!!Hello spec-chums... Got some more stuff on E-bay, including some lovely little books on Machine code for the spectrum... "SPECTRUM MACHINE LANGUAGE…

    ... books on Machine code for the spectrum...

    "SPECTRUM MACHINE LANGUAGE FOR THE ABSOLUTE ... ",
    & "EASY ADD ONS FOR SPECTRUM, ZX81 & ACE" which ...
    deadpan666 deadpan666 June 2006 Sales
  • Mastering Machine Code - Book for saleI'm selling a programming book called: Mastering Machine Code on Your ZX Spectrum [url]http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&ih=019&sspage…

    I'm selling a programming book called: Mastering Machine Code on Your ZX Spectrum

    [url]http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&ih=019&sspagename=STRK%3AMESE%3AIT&viewitem=&item=290088866224&rd=1&rd=1[/url]
    Mr Millside Mr Millside February 2007 Sales
<1234567…34>

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  • 40 Best Machine Code Routines for the ZX SpectrumAnybody willing to sell this book?
  • Machine Code Sprites Example Code Using Char Based SystemBelow is my WIP code to do smooth screen wrapping sprites using char positions and offsets, as opposed to writing direct to a line (0-191) and shifti…
  • IM2 Machine Code Sprites Example Code Using Char Based SystemFurther to my earlier post, here are sprites running using char method with IM2 driving it<br /> <br /> Note, for 48k spectrum using TASM<br /> <br /…
  • any tips for learning spectrum machine code?hello there, I have some experince programming in basic, both sinclair 48+ (just need to recall most of what i learnt :D ) and Quickbasic. anyway i a…
  • Machine Code for beginnersHello<br /> Does anyone know where i can get hold of a book or PDF file with something like the above in the title<br /> <br /> Would be grateful for…
  • All my Machine Code Books Up For GrabsSee [url=http://www.worldofspectrum.org/forums/showthread.php?p=139192#post139192]here[/url] for details.<br /> <br /> You too can learn to program t…
  • Mastering Machine Code - Book for saleI'm selling a programming book called: Mastering Machine Code on Your ZX Spectrum<br /> <br /> [url]http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&a…
  • More Spectrum machine code books for saleAmazingly after a final rummage I found another couple of programming books. I now only have a copy of Rodnay Zaks Programming the Z80 left, but I'll…
  • Machine Code for BeginnersHi folks. [sort of] newbie alert.<br /> <br /> Not new to Spectrum - been there since getting first rubber key 48k in 84 and a regular visitor to Wo…
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