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Anyone Recommend: Assembly Programming Book(s) for the Spectrum?Hello there my fellow WoS'ers =) I am looking for some ZX Spectrum Assembly programming books (as the title suggests) I have just finished going th…
... going through two books (Basic Z80 Machine Code and Machine Code for Beginner's [Z80 ... where I can get it from I would be even more ... -
TouchmasterI have come across the "Spectrum Interface" by Touchmaster Limited which I presume from the reviews is the interface to connect up the Touchmaster gr…
... Touchmaster Limited which I presume from the reviews is the interface ... are marked:
"MACHINE CODE LISTING IN DECIMAL"
"BASIC PROGRAM FOR SPECTRUM ... -
writing an emulator-newbie needs helpHi, this is my first post here. I decided to write a minimalistic emulator of ZX Spectrum-no emulation of advanced peripherals, no emulation of sound…
... C++. I have the basic understanding of Z80 microprocessor architecture ... they contain binary data produced from asm files by assembler. ... should operate on assembly or machine code, right? Should I disassemble ... , how do I produce them from my asm file?
... -
Storing and displaying attributes...Hi Folks, I have a requirement to store and then redisplay a line of attributes from the screen. For example: 100 DIM a$(1,32) 110 LET line=10 120…
... redisplay a line of attributes from the screen. For example:
BASIC (i.e. a clever trick ... it require a couple of machine code routines?
Many thanks ... -
machine code loadercan someone have a look at this loader and break down what its actually doing and also how i can stop it from executing the 2 loads of headerless blo…
... how i can stop it from executing the 2 loads of ...
cheers
[CODE]
5B00 LD SP,5BFF ...
5B3B NOP
[/CODE] -
checking bits in BASICThe question of manipulating bit patterns in BASIC was raised recently in this [thread=35728]Keys redefine routine and key check[/thread] thread. I s…
... strings for ease of handling from BASIC, with a little loop to ... these days, anyway?)
[code]
1 DEF FN b ... (which is 0011000000111001) then:
[code]
PRINT FN b$(FN ... within the main function.
[code]
DEF FN n$(n ... -
AND,XOR,OR,BIT,RES,SET,CPL,NEG,RLC,RRC,SLA,SRL,RL, RR,SRA for BASICAs this was drifting away from the original INKEY$ thread I thought that I'd create a new one. So here's a routine to provide all of the above mentio…
... the above mentioned operations from BASIC. Syntax is explained ... clear.
[code]
EX1NUM: equ $1c82 ...
cpdr ;check code
jp nz,ERRORA ... CB,$C7
[/code]
[code]
10 FOR ... -
Find-Fill-Copy functions for BASICThere's not much going on here, so here's three m/code routines to provide some data manipulation functions which are otherwise slow to do from BASIC…
... here's three m/code routines to provide some ... are otherwise slow to do from BASIC.
* find ... br /> . copy 'l' bytes from address 'a' to address 'b ... then 'copy' will start from the top or bottom ... can be calculated by the BASIC program; see lines 15 ... -
BREAK from GOSUBHere's another one. Just in case you wanted to break out of multiple GOSUB levels with a single command, here's a routine to do it, tested on all mod…
... to +3e. Called from BASIC with RANDOMIZE n+USR ... GOSUB" error.
[code]
RETSUB: LD HL ... SP, HL ; 249 ;from m/c stack
... 195 115 30
[/code]
At the end, ... required by the ensuing code at the relevant JP ... -
For Sale Box no.20Morning all, another box of odd sized things. Box 20 Odd Shaped Things Laser Basic ? Ocean IQ 2 x Superchess 3.5 ? CP Software Superchess 3.0 ? CP …
... Things
Laser Basic ? Ocean IQ
2 ... Editor/Assembler ? OCP
Machine Code for Beginners ? Dream
... ? Melbourne House
Gift From The Gods ? Ocean
... Sinclair/Andrew Pennell
Beyond Basic ? Sinclair/Incognito Software
... -
Indirect Variable AssignmentHere's another wacky routine. This allows assignment of values to variables where the source & destination variables can themselves be defined in var…
... arguments from being evaluated in advance by the BASIC interpreter ... error" or "Nonsense in BASIC".
It ... assigning values to BASIC variables from machine code. Just put the ... /> FETCHS: equ $2bf1 ;from calculator stack: AEDCB
... -
MinnaMicroZ80 v0.21 - Z80 Snapshot to Microdrive converterMinnaMicroZ80 v0.21 - The Z80 to Microdrive Snapshot Converter -------------------------------------------------------------- Written by Rob Shepherd…
... />
Then copy the BASIC loader from GenericLoader.tzx, and the files ... ]
And the Microdrive machine code loading routines of Jim P ... me how to clear a BASIC program from MC too!:
[url ... -
BOB the Screen BuilderHere's my first attempt to use that tokenising idea from "more on storing mazes" in a screen designer - "[url=http://www.users.globalnet.co.uk/~jg27p…
... to use that tokenising idea from "more on storing mazes" ... ; ASM program listings. The machine code routines & workspace are located ... print the screens directly from the DATA statements rather ... saves selected ranges of lines from BASIC programs; it can also ... -
Using Boriel's ZX Basic to learn assemblyI wrote a small guide. Hopefully some people will find my gibberish useful - especially people looking at first steps in machine code, where I think …
... looking at first steps in machine code, where I think writing small ... -inline-assembly-functions-into-zx-basic-t729.html[/url] -
The Sinclair ZX Microdrive Resurrection Project (long)Dear Spectrum fans! [Management summary: Download [url]http://www.bartheld.net/temp/mdv2img.zip[/url] and tell me what you think. All help very much…
... my first bit of BASIC transferred from the PC to the ... while recycling the top fleece from the cartridge without having ... that had the machine code embedded as a few BASIC DATA lines together ... com/software_termite.htm[/url], spxfr from [url]http://www.angelfire. ... -
Difficult to find upper RAM fault.I've recently repaired an issue 3B 48K Spectrum that had a tricky to diagnose upper RAM fault, so I thought I'd post a report of what I found here. …
... find any fault by testing from BASIC.
I resorted to ... RAM-READ section of ROM code passed from testing lower RAM to ... couldn't reveal the fault from BASIC. I can only assume the ... could have written a little machine language test routine and perhaps ... -
2 new games - Brian Vs the Bullies & BlitzIn case you've missed it in this thread ([url]http://www.worldofspectrum.org/forums/showthread.php?t=38962[/url]) I've uploaded 2 games to celebrate …
... games to celebrate our beloved machine's birthday. They are:
from it. That's just my ... that my dad wrote in BASIC back in the late 80s ... it into machine code using HiSoft BASIC I also compressed the game from 8k ... -
ESXDOS v0.8.0 released (with NMI Browser)Hello, To celebrate the speccy's 30th birthday, here's the latest version of ESXDOS for DivIDE users. The full changelog is too long to post here, s…
... LFN).
* Provides extended BASIC commands
* BASIC files integration using +3DOS ... for seamless IM2 loading/saving, from BASIC and machine code
* System commands loaded ... from /BIN dir of system drive ... -
Dimming the screen...Hi Folks, I was hoping someone on here could help me with a wee machine code routine. I have written the following example in BASIC: [CODE]100 REM…
... machine code routine. I have written the following example in BASIC:
[CODE ... a
150 REM SLOW[/CODE]
When run ... . Line 140 then runs from line 0-21 changing all ... BASIC this is rather sloooooow! :smile:
My machine code ... -
L Break Into Program, 0:1 BlogThis is very much a work-in-progress but it's got a load of Z80 code I'm in the progress of writing, including some fast vector graphics primitives (…
... the code is based upon original notes I'd kept from my ... , plus the beginnings of a BASIC and machine code primer.
All ... code is free of charge for ... then optimise for speed. The code on the whole is probably ... -
New Game: Catacombs of BalachorCurrently in the process of uploading onto WoS... Watch this space..! [IMG]http://i1016.photobucket.com/albums/af288/Thirdharmoniser/catacombs.jpg[/…
... learning a bit of machine code/assembly, with the intention ... Spectrum game for the machine's 30th anniversary... So ... with a bit of BASIC all those years ago ... thanks to an old pal from "back in the day ... learning to program our beloved machine..
[ ... -
Best books & Sugested reading..Hi i was trying to search the forum but couldnt find it. Looking at WOS there is a number of books on BASIC, programming, machine code ect.. I mess…
... a number of books on BASIC, programming, machine code ect..
I ... to learning lol.
From what i can remember it ... can remember many happy hours from my youth spent like this ... sudenly when i was recovering from illness I realised it would ... -
OpenSE BASIC disassembly?The [URL="http://www.worldofspectrum.org/infoseekid.cgi?id=0027510"]OpenSE BASIC[/URL] page provides a source code listing, however it doesn't really…
... 0027510"]OpenSE BASIC[/URL] page provides a source code listing, ... the contention that OpenSE BASIC is a derivative work ... commented disassembly for OpenSE BASIC, putting together the references ... a properly commented OpenSE BASIC source code from a third-party ... -
multi-scroll m/c subroutine for BASICArising from recent posts, here's a scrolling routine that will manage multiple left/right scrollings for any (sensible) line width or step; (ie. whe…
Arising from recent posts, here's a scrolling routine that will manage multiple left/right scrollings for any (sensible) line width or step; (ie. where width is -
ZXDev - powerful environment for development in four languages is ready for testingXDev/ZXDev is open and free set of compilers, additional tools, libraries and design patterns for target platform ZX Spectrum 48K in different progra…
... highly-oriented to be independent from a launch environment, so it ... small size of the target machine code, better than z88dk:
[CODE]MODULE TinyHello; IMPORT Basic;
BEGIN Basic.PRSTR("Hello World ... -
saving time populating large arraysI use a variation on this idea for storing machine code at the end of programs without interfering with LIST, then it occurred to me that it would al…
... on this idea for storing machine code at the end of programs ... , and also for protecting variables from CLEAR.
The general ... calling the routine as a direct command) it will be preserved from ... SAVE saves a continuous block from the start of PROG to ... -
Machine code RST10 problemHello! After 27 years of playing with Spectrums I'm starting to look into doing assembly language properly. All went swimmingly well until I wrote …
... underlying colour alone:
[CODE]
;
; Output of Messages ... /> .msgfir defm " PRESS FIRE "
[/CODE]
On entering the ... see it loading characters, and calling RST 10, but nothing appears ... -
They're here ! BASIC horror themed games[IMG]http://i1163.photobucket.com/albums/q541/Rygarman/theyre_here.jpg[/IMG] Because its my birthday tomorrow (38 years young) I am making these ga…
... the games were written in BASIC by myself, and for myself ... . Although I managed to program basic text adventures, I was the ... ? and the unofficial ?Dracula? borrow code from a type in game that ... .
Now where?s my BASIC programming guide?
Enjoy ... -
divIDE +3e: How can I put games into hard disk?I've got a +3, a divIDE and the +3e ROMs. I want to copy some games in the CF card so my +3e could execute them from BASIC ("disabled" divIDE, loadin…
... 3e could execute them from BASIC ("disabled" divIDE, ... standard BASIC loader (no turbo, no loading from machine code).
BASIC loadable blocks (snap2tzx can convert, but it uses a machine code ... - Microhobby published some programs from Imagine (Shao Lin's ... -
Adding TAP file contents to a Spectrum +3e DOS PartitionHello my fellow WoS'ers, This thread is a companion to a great little guide from a fellow AmiBayer [B]mnjnurney[/B] you can view his thread by [URL…
... 3eStrowsaw can determine a BASIC program and CODE, but it cannot tell ... as easily on the target machine.
I will be ... next instruction code from there.
So thats the basic loader and ... to do on the target machine so here is how.
