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ZX Spectrum, ZX81 and Middle SchoolersToday I gave a talk to 120 US middle school kids (7 grade) about computer science and careers in programming. I also gave them a taste of programmin…
... then asked them to guess how much memory the Spectrum had.
Once I told them 48k they were like, no wait ... seemed confused about how a computer could function on so little. Then ... had two strips of Velcro on the back which was quite ... -
Z88DK v1.99B ReleasedAt Sourceforge: https://sourceforge.net/projects/z88dk/ It's been a year since the last release so it was time for another. This is another tran…
... is another transitional release on the way to version 2.0 ... assembly language libraries necessary to develop code in either ... .php
Introduction to Compiling Using the Classic C ... /examples
Introduction to Compiling Using the New C ... -
Getting a +3 working again (keyboard & tape socket issues)So, as part of my Spectrum restoration project I will also try to tackle the problem child among my fleet, the +3. PROBLEM ONE: Ever since I firs…
... of my Spectrum restoration project I will also try to tackle the ... lines, chapter 23) and how pressing keys on a particular half-row ... read) from 191 to... something else. I tried this program on the +2B ... at least try to load from tape in 48K mode (because I ... -
48K expansion tight? DivMMCHello! I recently got my hands on a ZX Spectrum 48k and decided to pick up a DivMMC Enjoy! (Without the case) It works just fine except for one thi…
... got my hands on a ZX Spectrum 48k and decided to pick up a ... stuff on that expansion port in general? Any ideas for how to get ... much force as I dare on it but I fear that ... I put more on there, it's going to either break the ... -
Vapourizing Tracking on top side of 48k Speccy Boards.I think I used a hot soldering iron and it caused the tracks to disappear on the top side of two Spectrum 48k boards I was renewing the capacitors on…
I think I used a hot soldering iron and it caused the tracks to disappear on the top side of two Spectrum 48k boards I was renewing the capacitors on.
Has anyone else had this problem? Is it a known problem or am I imagining it!! -
Spectrum 128k +2 Grey and DivMMC reader problemHi guys, I am trying to figure out why the DivMMC reader do not work on a Spectrum 128k +2 grey I grabbed recently over the net. What is for sure…
... to figure out why the DivMMC reader do not work on a Spectrum ... perfectly with a ZX Spectrum 48k
- the Spectrum 128k +2 is working ... br /> - the Spectrum 128k +2 will also load a program/game directly ... do have an access to the card menu on firs boot but ... -
I feel like such a moron having to post this but stillI started out to write a simple cursor move program to demonstrate how easy it is to program in Basic! Hah, serves me right. I started by setting…
... cursor move program to demonstrate how easy it is to program in Basic ... a GOTO back to the PRINT AT line.
to the far left. ... on the others? So I added a line to ... print the values of X,Y to see what was going on ... -
The R-Tape loading Era. An Easter story?R-Tape loading era Nostalgia's a funny thing you know. You might remember what at the time seemed a damn nuisance, only to recall it much later…
... time of my owning the 48k Spectrum I was a mature student ... played havoc on the tape heads, hence the need to drill ... phobia thanks to learning to program the Speccy and using it to help me ... come to grips with.
Then I realized just how powerful ... -
1st steps in animation Having finally resurrected my familiar old graphics programs, chief amongst which is DPaint Animation, I was a little taken aback to reali…
... a resolution for a Spectrum and there's no ... pinhole camera everything hinges on the subject and ... largely ignored because of how sharp and colourful ... can select the graded line to suit the background such ... you have access to a suitable program for animation try ... -
How can I get around having to press ENTER at the scroll query?Or how can I get my program to run on until I stop it?
Or how can I get my program to run on until I stop it? -
Tutorial: Using UDGs in SpecBASSpecBAS is capable of using graphics mode, in a similar manner to the original Spectrum. Like most things though, the extended nature of SPecBAS's ab…
... in a similar manner to the original Spectrum. Like most things though ... UDGs do on the real Speccy, kind of. But how to make ... box (after having RUN the program of course!).
... br />
so to redefine "a", change line 10 to:
[ ... -
Random-Access to Microdrive FileI am working on a BASIC program to backup a microdrive text-file to standard tape array-file. To backup a text-file from one microdrive to a secon…
... working on a BASIC program to backup a microdrive text-file to standard tape ... -length Microdrive-map[/i] to make the Spectrum's Interface1 think there ... the post, I realized that line 280 is somehow redundant and ... I had to do the DEFADD trick at line 320. I ... -
Todays silly question about emulators.Why are there so many emulators? Here's the list I've found so far:- SpecEmu Retro Virtual Machine Fuse ZXSpin Spud ZERO ZEsarUX Unreal Spe…
... Spectaculator
JSpeccy
+F Spectrum Emulator
Qaop
Z80 ... post about running a test program on a whole bunch of ... write Basic programs mostly in 48k mode though once or ... cannot begin to imagine how difficult it must be to write an ... -
Final Fight for 48K spectrum?The original release by US Gold and the Re-release by Erbe state that it's only 128K, but the 2nd re-release by Kixx mentions Spectrum 48K. Was th…
... re-release by Kixx mentions Spectrum 48K.
Was this a ... found a tap file floating on the internet that loads the ... controls choice part in 48k but then crashes on the intro.
to make this game work on a 48K by skipping ... -
Where's Mr Clowder when I need him?What happened to F-Clowder? I hope he's alright and hasn't had some setback keeping him away from here? He got me wound up to do graphics for a game…
... a game he was going to program and since he didn't ... shows were first shown on TV. Besides the Spectrum and those shows ... ? Do you have any idea how much work went into this ... college's top of the line video editing suite and even ... -
ZEsarUX 8.0 stableHi! I've uploaded a new FINAL stable ZEsarUX version, 8.0 :) You can download it, as always, from the url: https://github.com/chernandezba/z…
... Improved menu interface:
-Program Window can be extended horizontally ... br /> -up to 10 watches on screen
... -increased maximum sprites per line to 100
-increased ... to be completely right: for example, "Spectrum 48k" becomes "ZX Spectrum 48k ... -
Educational MIA free to a good homeI've just rediscovered a box of educational Spectrum tapes in my loft. Looking at the WOS MIA list, I've got possibly ten items listed on there, many…
... rediscovered a box of educational Spectrum tapes in my loft. Looking ... hands, I'm open to suggestions on how to get them to you.
Program Notes
O Level Chemistry ... -
Extending SNA Standard Snapshot 48k 128k Format to new Hardware like ZXN (SpecNext)This may have been discussed before... Looking at the definition of standard 48k and 128k .SNA Snapshot e.g. at: https://www.worldofspectrum.org/f…
... at the definition of standard 48k and 128k .SNA Snapshot ... "48k standard-sized" KeyboardTester.SNA Snaphot. This only runs on Spectrum Next ... but write to files which have other size than standard 48k = ... this won´t run on standard 48k or standard 128k emulated ... -
Multi-Platform Arcade Game DesignerFirst of all, I should say Hello, having left the Spectrum scene around a year ago. I'm not planning to make a return but figured that I have some n…
... gives the user 40K to play with on the 48K Spectrum, meaning dozens of ... command as well as setting LINE and COLUMN in LET statements ... you're stuck not knowing how to use an editor, just press ... tool. I continue to support the compilers for Spectrum, Amstrad CPC ... -
How many New Style "Speccy" PCBs are Made to Fit in an "old style" 48K Case? And what are their names? Most of them are produced in small batches so there could be quite a few small variations. Many of these are not produced…
... do) . Some try to replicate an original 48K Spectrum (to some extent at least ... all made to fit into an old style 48k original Spectrum case .So ... -
GZX 2020.1 ReleasedHi, I just released [url="https://github.com/jxsvoboda/gzx/releases/download/v2020.1/gzx-2020.1.zip"]GZX 2020.1[/url]. [youtube]3AOQETbfrPA[/yo…
... just wanted to share. It supports ZS Spectrum 48K and 128K. ... /> [*]Configure how much of border you want to see
... ]
[*]Fixed MIDI output on Windows
[*]Fix 128K page ... The Cube / TGM with Double Line enabled
[img ... -
how do i set this code up, so i can print more than one line of text?well i got it working but how do i set this code up, so i can print more than one line of text? with a loop or something? not sure where to start on …
... i got it working but how do i set this code ... can print more than one line of text? with a loop ... sure where to start on this... also i would like to know how to print ... , 21, 1, 20, 0 ;**,bright on/off,**,over,**,inverse
defb ... -
printing text on HP-GL plotters through RS232 on AY-3-8912Hello, i don't know, if anyone is even interested in these things. But i do. I like printers, plotters and other devices which we can connected to…
... which we can connected to the ZX Spectrum.
Some ... utility sercp with ZX Spectrum 48k+ and ESXDOS on DivIDE. It really saves ... you are able to connect it to Sinclair RS232 on AY-3 -8912 ... be able print something and how it looks from other devices ... -
Why is it so hard to produce ZX Spectrum add-on Hardware in the UK.Arguably the UK Spectrum add-on market is stagnating? Why ? Well obviously the ZX Spectrum is a very old retro micro so it's fan base would normall…
Arguably the UK Spectrum add-on market is stagnating? Why ? Well ... base would normally be xpected to shrink and possibly eventually ... keyboards etc , being produced seem to be over . But quite ... the type of labour required to produce complete items)
... -
Paging for 64Kb of Video Ram??? What is the best way to page this?Hi all, I'm just putting together a concept card for a "Loki" style of video card, which supports shadow ( so it fits a normal Speccy ) and also t…
... were programming a 48K or 64K video card, how would you handle ... discussed, but 256x192x64 colours is 48K. On the z280, you can get ... would allow the video card to have two separate screens which ... plugged into a normal ZX Spectrum ( eg, 48K, 128K ) and shadowed, ... -
WiP Raspberry Pico Microdrive Hardware EmulatorDecided to take the plunge and learn how to program a Raspberry Pico Micro Controller and, after messing around a lot with Oqtadrive, decided to crea…
... the plunge and learn how to program a Raspberry Pico Micro ... and use a menu system to insert new cartridges into one ... advantage of the two cores on the Pico, one for ... simply connect it to the 9v line so it is ... the Pico W, focusing on file transfer, but might ... -
Quiz V - the revenge of D`n`C Ok, 50 quick fire questions.. some cryptic - you`ll have un unravel the clues to get the game name, while others are description of the game. Ther…
... br />
2: Two games on one cassette. Fly a magic ... both Grandslam and Quicksilva. Based on a prehistoric Hanna-Barbara cartoon ... Fresh! Phil Cornwall.. How far to Hitchin? He had to collect parts of ... from abroad.. he was also on holiday too.
Name ... -
Quiz V - the revenge of D`n`C Ok, 50 quick fire questions.. some cryptic - you`ll have un unravel the clues to get the game name, while others are description of the game. Ther…
... br />
2: Two games on one cassette. Fly a magic ... both Grandslam and Quicksilva. Based on a prehistoric Hanna-Barbara cartoon ... Fresh! Phil Cornwall.. How far to Hitchin? He had to collect parts of ... from abroad.. he was also on holiday too.
Name the ... -
ScrollingBit of a daft topic but anyway... Which game had the best scrolling? I would have to volunteer Commando and its silky-smooth scrolling. A particula…
... some info on where to get the TASM assembler
; and how to use ... pixel line address in hex
; the way the Spectrum screen ... is organised is to the convenience of ... is where you'd insert code to scroll in a graphic - ... -
tzx gamesHow can i run a tzx on my real spectrum?Is there a way i can copy a tzx to tape so i can load it in the normal way or can i load it from my hard driv…
... connect a tape recorder to your line or mic out and play ... file in a sound program to record it to the tape.
spectrum copying program. and then copy that WAV file to a ... couple weeks ago, on Real Spectrum, I want to know how it works, should ...
