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Opus Discovery - a Christmas taleBack in the day, when the ZX ruled the home computer market here in the UK, it suffered from 1 obvious problem: it lacked a fast mass media save/load…
... my parents. Forced to, if truth be told, I ... of disk based software back then, including the disk based ... other ZX peripherals. But then came the Amstrad led ... on from my years of BASIC ZX Spectrum coding. I ... which always needs 'serviced' if there is a disk drive ... -
2 buttons or autofire?Dear World of Spectrum, As some of you know, I am in the middle of designing (and hopefully, eventually building) an arcade-style controller for a…
... knowledge of electronics is VERY basic, and what may be Fire ... ), so if you could vote in the included poll, then I'd ... -
Email notification if anyone answers to my contributionsHello WOS team, I noted that I will never get any email notification if anyone answers to a contribution of mine to the forum. Is that a special p…
... never get any email notification if anyone answers to a contribution ... or is that a more basic problem. My email adress in ... -
Bizarre ZX Spectrum faults (also possibly relevant to Spectranet compatibility problems).I'm attempting to repair an issue 4A 48K ZX Spectrum and am encountering some very strange problems. For my own records I've given this computer the …
... on screen and the BASIC portion of the memory ... off. It was as if someone was pressing keys ... DivIDE were connected (even if the game were loaded ... /> I then noticed another oddity. While entering a BASIC program, the ... valid video signal, even if the pixels in the ... -
Calling machine codeOccasionally I see on ZX computers (mostly the spectrum, but I think also the '80 and '81), how someone made their machine code and wrote the bytes i…
... into some memory which BASIC doesn't touch. Then they can call ... ]PRINT USR 60000[/code]
If the routine starting at that ... integer in the BC register, then that integer will get printed ... /> [code]USR 60000[/code]
if you are not interested in ... -
Help! I'm learning Machine Code...Having decided to take the plunge and learn to machine code a while ago, I have started in earnest using the much recommended 'Mastering Machine Code…
... Chapter 5 (page 61 if you have a copy handy ... and then somehow manage a successful return to BASIC without crashing ... you can advise me on if it works (I'll ... via some DATA statements in BASIC, starting at address 40000, ... how else do I know if it works?
Reading PC text files from BASIC!I was playing around with my DivMMC Enjoy! and managed to work out that it's dead easy to load PC .TXT files into the Speccy - I've got them viewable…
... used 50000)
2) I then loaded in a little text ... 50001; etc. I used an IF statement to avoid printing CHR ... break you don't need if you try printing it).
Remaking Special Operations - some thoughts and questions.(Edit: Sorry - long one!) Special Operations is one of my favourite titles and, despite them being very different, is up there with Halls of the T…
... ' award!
If you haven't played it ... ) and is mostly written in BASIC.
Perfect ... batted an eyelid back then, but there's no ... seemed to be - "If your game is historically accurate ... , yes. If not, no." My thought ...BASIC problem in SpectaculatorI have a piece of music written in +3 BASIC in spectaculator (using FOR LET, PLAY and NEXT) and when it auto loads (because of save "tune" LINE 10) i…
... of music written in +3 BASIC in spectaculator (using FOR LET ... the end of the tune! Then, when I run the same ...TommyGun updatehttps://drive.google.com/file/d/0BwXFKYO5i1IlN2U4MUtrRVZZWUE/view?usp=sharing Hi, I have updated my TommyGun application and since we can't uplo…
... These can be compilers (c, basic, forth), assemblers; and these ... *.c -> *.o and then a link process to build ... complex builds.
If you find any bugs or ...
If a tool is not setup; then it is ... a non existent file. If there was not a valid ...Any basic Z80 code to get me started?Basically looking for keyboard/joystick routines and perhaps basic sprite handling that I would then improve upon. My first game would be a simple Ro…
... routines and perhaps basic sprite handling that I would then improve upon ... would be easy to write. Then maybe some demoscene stuff?Something is missing from my life.I've been bandying around with the idea of why it's just not quite the same, even when playing Spectrum games as it was back in the eighties. . A…
... then so our imaginations filled in the gaps for the most basic ... loading screen build and then the long pause while ... (?) game a week, as if I got enough money to ... many people had a spectrum then due to the delays. ... from.[/i]
If I can find the time ...TIL: something about floating point numbersHere's something that had me scratching my head for a while until I figured out what was going on. In a BASIC program, floating point numbers are …
... />
In a BASIC program, floating point numbers are ... !) So, for example, if you have this program:
then the 5-byte floating point ... ). But if you RUN this program and then inspect the ... .
Sorry if this is not news to ...TommyGun with Debugginghttp://goo.gl/HfSXev?gdriveurl Ok, so this is a pretty big release for me and I have added a lot of stuff into the code editor. Mainly of course …
... know what they are doing; then please read on.
... .
You can then step through the code ... Added (missing) Boriel ZX Basic demo with all the ... .
If you go over 5 minutes; then you keep ... Not persisted if file is closed in editor and then reopened< ...DivMMC and +3 BASIC questionHi everyone, sorry if I'm about to tread a well-worn path here but I looked and looked, and I found something in the DivMMC manual but I'm not sure i…
Hi everyone, sorry if I'm about to ... but I'm not sure if it answers my question...
BASIC, some machine code, and ... I saw something about '128K BASIC support watch this space' - ... order one in a heartbeat if I thought this approach was ...New Game (2016 revival): A Yankee in Iraq (1992)Hello everyone, Way back in 1992, I wrote a shoot-em-up called [i]A Yankee in Iraq[/i]. The entire game was written in Sinclair BASIC. Recently, I…
... game was written in Sinclair BASIC. Recently, I thought I ... your limited bomb supply. Then, off you go to ... ” to confirm your choice. If you choose Kempston joystick, you ... /> The game will detect if it is launched in the ... a Scorpion ZS 256 if run in 48K mode.[/ ...Where does the BASIC program sit 48K Spectrum memory?Hi there First post so be gentle, I've had a spectrum since the 80's and have recently started programming it for fun again. I wrote the followin…
... +b
25 IF a>255 THEN LET a=0
then dump it to the screen ...CAPS-SHIFT KeyCodeIs there a standard Keycode for CAPS-SHIFT Key ? Looking at the ROM documentation in the Main key table KEYTABLE_A, there is no Entry for CAPS_SHI…
... 3,(IY+$30) If CAPS LOCK is set then return with the ... checked the ZX Spectrum manual "BASIC Programming", "Appendix A - Character set ...Multiplication is quicker than division...Hi Folks, Thinking about some BASIC code where I wanted a line something like: [code]120 LET a=(v-10)/2[/code] Nice and simple but then I …
... ,
Thinking about some BASIC code where I wanted a ... /> Nice and simple but then I wondered if it would be quicker ...Noob's guide to joysticksWhy on earth would I be asking this *now*, I hear you all scream? The answer... curiosity. Back in the day all I ever had was a +2 and Sinclair's …
... it was the same if using an Interface 2 ... further assume that in BASIC it could be controlled ... and up respectively - and then there would be three further ... ?
And then we come to the odd ... AGF joystick, then a Kempston joystick, and if not... the ...THE LIGHTBULB EFFECT You know what that is? Like how cartoonists depict a bright idea by drawing a lightbulb over the head? When I was trying to work out the lengt…
... draw a circle and then fit a square inside ... it then that diagonal becomes the ... from tripod to launcher then read the angle obtained ... done which then means I can modify that if needed for ... m better sticking with the Basic approach until I've ...Why do we have to live with colour clash on the Spectrum Next - if it ever gets sold!I can fully sympathize with those who would like to see a 'new' Spectrum, presumably modelled on the last and best version with perhaps the option to…
... I don't understand is if people would be happy to ... , various color and sound options then why the hell not offer ... part of the new circuitry then it surely would be possible ...The secret of success is failure32 years ago when I first started learning to program thanks to the Speccy, I didn't worry about not getting the anticipated results. I wasn't confi…
... confident, I just figured that if I kept on trying different ... at using READ DATA and then typing in a whole bunch ... play. Oh wow, I wonder if....
I'm probably ... up my own series of Basic lessons and small programs that ...Spectrum stuff online "buying skills". Are real skills needed for low cost Speccy items? Firstly , there are some pretty fundamental requirements that are probably too basic to mention , like buying the right software at the right pri…
... requirements that are probably too basic to mention , like buying ... . So the easiest thing , if say instructions or something is ... feedback .
If no feedback is left then it is possible ... be overlooked.And what about if the expensive item you ...A few questions about sound and keys in BASICIf I want sound in my BASIC game I have to use BEEP right ? It seems to lock up the CPU for far too long . On Arjun's page I found how to use CALL 94…
If I want sound in my BASIC game I have to use ... routine and use it from BASIC but is this not the ... make something two player in BASIC since I use INPUT INKEY ...Clamping Speccy InterfacesThere are a huge number of broken Speccy interfaces available . I came across one on Ebay recently said to be "partly working" or similar .Why are th…
... thought about reworking the basic idea/concept so that ... would otherwise be caused if left as a "pushfit ... )Easy to do . The basic stuff on the Opus clamp ... do it.: the very basic summary:-
A metal ... 48k Spectrum base screws .Then the metal plate is ...ZX Spin 0.7 + SE BASIC 3.2I've bought SE BASIC 3.2, but I've got no EPROMs to test it yet. While I wait for those EPROMs, I've configured my favourite emulator to run a 48k…
I've bought SE BASIC 3.2, but I've ... />
It doesn't matter if it uses flash, edge or ...Micro Mart R.I.P.I was in Morrisons Supermarket today that I saw the last Issue of Micro Mart for sale @ £2.99 . It was sad to see it go . There was an exhortation in…
... a novice to gain some basic computing skills . I stopped my ... development had slowed down by then and I was not getting ... tough market to be in . Then there was the death of ... awhile back . I did wonder then if it would carry on at ...
