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CSSCGC 2021: 25th edition extravaganza![img]https://csscgc2021.files.wordpress.com/2020/12/yellow_programmer_960x600.png[/img] [url=https://www.rickdangerous.co.uk/csscgc2021/][b][size=…
... through Z88DK and producing a ZX81 machine code game that resembles a ... record for the number of ZX81 entries in a year, which ... - it was the first year ZX81 entries were ever seen, and ... to be [i]probable[/i]. ZX81 programmers, you know what to ... -
ZX81 ROM - GPL / source code?I've had a quick look around but can't find the original thread, if any. There are various mentions of the ZX81 ROM being released under the GPL, and…
... are various mentions of the ZX81 ROM being released under the ... of source code somewhere that builds back to the original ZX81 ROM? -
HTML Transcription of Mastering Machine Code on Your ZX81Hi :) I've spent the last couple of months transcribing Toni Baker's "Mastering Machine Code on Your ZX81 or ZX80" from a PDF to HTML. The freely do…
... Baker's "Mastering Machine Code on Your ZX81 or ZX80" from a ... learn how to write machine code programs, but also I wanted ... width of the pre-formatted code sections for reduced width browsers ... happened when adding the final code from Draughts Three. Anyway, I ... -
zx81 loading and saving codei cant get registered with the zx81 forum, so i thought id try here. how is this done? ive tried loading and saving using code xxxxx,xxxx but nothing…
i cant get registered with the zx81 forum, so i thought id try here. how is this done? ive tried loading and saving using code xxxxx,xxxx but nothing seems to work. -
ZX81 Emulator (HARDWARE FREAKS NEEDED!!!!)For the ZX Spectrum I have programmed a ZX81-emulator. ZX81 games can't run directly on a ZX Spectrum due to memory adresses used by the Spectrum (li…
... I have programmed a ZX81-emulator. ZX81 games can't run ... , you could load the ZX81 ROM in it and use ... Adress 16384 is part of ZX81 RAM to load a program ... way as SAM81 does (ZX81-emulator for the SAM).
code, but during an intrupt the ... -
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…
... lovely little books on Machine code for the spectrum...
ZX81 & ACE" which is a ... -
New ZX81 SoftwareI found this and thought it might of some interest to people who code zx81 stuff [url]http://www.tedfoolery.com/timex/index.html[/url] Maybe Andr…
I found this and thought it might of some interest to people who code zx81 stuff
[url]http://www.tedfoolery.com/timex/index.html[/url]
Maybe Andre**** would like this? -
Various Machine Code books, plus compilersA plug for the current set of things I'm selling on eBay, which includes various BASIC compilers, Pascal, and some machine code utilities, plus sever…
... machine code utilities, plus several machine code books and the usual ZX81 tapes ... -
"Foul Play" vs. "Duh! Conniving Code"I just saw a little bit of a movie with an albino. Oddly enough he was assembling something resembling a sniper rifle. For a moment I thought I w…
... I was watching the DaVinci Code ... but then Chevy Chase pops ... -
Z80 from a ZX81 in a Spectrum?Can I put a Z80 from a ZX81 into a Spectrum 48K? It should work even if they both are clocked differently (3.25MHz vs. 3.5MHz AFAIK), right? Thanks,…
Can I put a Z80 from a ZX81 into a Spectrum 48K? It should work even if they both are clocked differently (3.25MHz vs. 3.5MHz AFAIK), right?
Thanks,
Thomas -
Any call for a J2ME ZX81 emulator?Sorry if this is a bit off topic. Since MobileZX is doing so well, I was wondering whether it would be worth reusing much of the code to write a ZX8…
... reusing much of the code to write a ZX81 emulator. I haven ... -
Cartridges vs. Discs vs. Digital downloadFollowing a discussion in another thread, I thought a poll about cratridge vs. disc vs. digital download might be interesting (well, compared to the …
... thought a poll about cratridge vs. disc vs. digital download might be ... media, but of the game code itself. If you are on ... -
1K ZX81 "Chariddy" games competition mate..I'm trying to put together a Cronosoft 1K ZX81 gamestape in the style of the old "JK GREYE" 10 games tape that I remember owning about 28 years ago. …
... put together a Cronosoft 1K ZX81 gamestape in the style of ... had 3 very decent machine code submissions so far, but ideally ... a game, BASIC or Machine code, that they'd like to ... -
New game! Nanako in CJMC for ZX81!Yup, that's true. We've been busy in crafting a nice, small, simple library to code games in text mode (this is, standard, unexpanded) for the 16K ZX…
... nice, small, simple library to code games in text mode (this ... , standard, unexpanded) for the 16K ZX81 in C using z88dk. The ... undocumented - but using quite readable code which anybody would understand) from ... -
Another commercial game's source code is released - Arx Fatalis[B]Arx Fatalis[/B] has had it's source code released! It's a RPG, so it's not really my sort of game, and it's available on the XBox 1 and PC anyway,…
... have released the source code for Duke Nukem 3D, ... the Triad, and Alien vs. Predator (the first PC ... availability of the source code, which is fantastic as ... /article/67133/arx-fatalis-source-code-released[/url]
code - you still need ... -
ZX81, AY, samples, SpecAY, AY files, etc.With the appearance of 3 different AY interfaces for the ZX81 in the past 6 months, I wonder... Is it possible to make the ZX81 "speak" or play digi…
... it possible to make the ZX81 "speak" or play digitised ... uncontended memory requirement. Assuming most ZX81 users only have a max ... than a bunch of Z80 code, among other things. But, can ... 's going on in the ZX81 world...
[youtube]sfhcZY5d8zY ... -
While working on ZX81 1K Hires games...I am working on hires games on a 1K ZX81. While doing I am planning on a new way of displaying a 3D view maze. This should give room in 1K ZX81 for…
... hires games on a 1K ZX81.
While doing I ... should give room in 1K ZX81 for a mazegenerator.
Further more most movement code was already written for the ... a great part of the code can be reused while playing ... -
New Game! Uwol '81 [ZX81][img]http://www.mojontwins.com/wp-content/uploads/2012/03/s1.png[/img] Yup, we have ported our most-ported game to date to the good ol' ZX81! Using …
... to the good ol' ZX81! Using z88dk and our ... very own ZX81 game library we have ... for? Fire up your ZX81 emulator and play the game ... C sources - the source code package includes zx81mtlib.h, the ... have developed to code games for the ZX81 in C. Feel ... -
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 …
... are:
[B]BRIAN VS THE BULLIES[/B]
code using HiSoft BASIC I also ... -
ZX81 hires gamepack for good cause.[B]1K Hires games pack finally for sale! [/B] Hello World, great news! I found someone to help me make tapes for the 1K hires game collection. As…
... do you get:
[code]
01) Wiwo Dido, the ... /> 07) Bowling
08) Spy vs Spy
09) Memory
++) Sokob1 v2
[/code]
Orders can be ... -
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…
... about how exactly you code on the ZX81 I'm a ... actual programming such a machine code or BASIC.
ZX81, how to send the code over to ... etc... I have the ZX81 BASIC programming book coming with ... my ZX81 so hopefully this will ... -
Another Free Ebay Day ;- Link to 300+ ?1.50 all in[url="http://cgi6.ebay.co.uk/ws/eBayISAPI.dll?ViewListedItems&userid=cornishdavey&include=0&since=-1&sort=2&rows=200&rdir=0"]http://cgi6.ebay.co.uk/w…
...
Beyond
Spy Vs Spy
Blaby
Formula 1
Highway Code
Omega Run
Juggernaut ... /> Other System Software
ZX81
English Lit. 2 - ICL ... -
The Only Reason Sinclair Succeeded (Provoking Controversy)Although I love my Sinclairs dearly, I think that the only reason they succeeded was because at the time most people did not know any better (factori…
... what the Sinclair ZX80/ZX81 and TS1000 were aimed ... at. Before the ZX81/ZX80 the only alternatives for ... the TS1000 (actually the ZX81) through the local computer ... have less time (60 vs 50 fps) plus the ... 's still quite a code change and still looks ... -
Benchmark timeWell, the BASIC benchmark posted in Creative Computing back in the 80s came up as a topic on the AtariAge forums. The article is available online an…
... Spectrum's ROM code is inherited from the zx81.
vs another then yes, I ... up comparing Atari BASIC vs some optimal CP/M ... the newer Atari BASICs vs the Speccy and it ... more since the calculator code makes more frequent memory ... -
Jupiter Ace games?I've been fiddling around with EightyOne (mainly playing ZX 81, and TS 2068 games), and I saw the programme also emulates the Jupiter Ace. The design…
... as their equivalent of the ZX81. A computer in the low ... there was already a huge code-base of BASIC software out ... though that size of existing code-base and available apps usually ... ideas e.g. x86-64 vs Itanium. :D -
While working on ZX81 1K Hires games...I am working on hires games on a 1K ZX81. While doing I am planning on a new way of displaying a 3D view maze. This should give room in 1K ZX81 for…
[code]
[FONT=Courier New]1K ZX81 Hires games![/FONT]
code a game in hires on a 1K ZX81. [/ ... [FONT=Courier New]8) Spy vs Spy[/FONT]
[FONT=Courier ... /> [FONT=Courier New]Spy vs Spy O P Z [/FONT ... -
Jim Bagley's ZX81 Racing game released.[url=http://tinyurl.com/JimBagleySpeccy]This guy[/url] has just released a 16K ZX81 game which uses the WRX high resolution schema :-) Download it n…
... on the original (unexpanded) ZX81, since the internal 1K ... display from the original ZX81 and an emulator. ... hiresgames.
[code]
1 Wiwo Dido, ... Bowling
8 Spy vs spy
9 Memory ... br /> 15 Outlaw
[/code]
All ... -
Help a small machine code game.Hello all you clever wossers are there any GOOD?? games that are in machine code (no basic apart from the loader,rnd usr bit) but are very small ma…
... games that are in machine code (no basic apart from ... />
ZX Spectrum or ZX81?
I seem ... br />
ZX81
1K in memory
ZX81
Wiwo Dido, ...
Bowling
Spy vs spy
Memory
... -
Question - SAMS Timex Sinclair 2068 Beginner/Intermediate GuideHi all, I just acquired a T/S 2068 and the a book that came with it is, SAMS Timex Sinclair 2068 Beginner/Intermediate Guide. On page 18 of thi…
... gap they made a 16k zx81 in the original spectrum case ... attached).
For machine code programs, there is no reason ... . Another thing is the 50Hz vs 60Hz interrupt difference. You would ... -
ZX Spectrum Z80 Development Environment on WindowsHi Folks, Just wondering what the recommendation is for a ZX Spectrum Z80 Development environment on Windows? Getting fed up with hand coding Z80…
... for experts to understand your code. These are a lot ... from the global Spectrum->ZX81 game porting community.
... distinction between those of yourself vs those of others', and not ... cannot by definition produce executable code that works as intended on ...
