-
How do you find time?I was wondering how other people manage to find time to play computer games, since my own time always ends up so limited. I mean, most of us were Spe…
... mates'. I've got a stack of games I want to ... -
How do I use MGT files?While browsing here, I came across a disk file that's an "mgt". I'm trying to run it in ZX Spin, I have managed to load the file into it, but how to…
... only "Tape Loader", "128 Basic", "Calculator", "48 BASIC" and "Tape Tester ... -
Machine Code Microdrive File LoaderI've been experimenting with transferring games to run from microdrive. Typically I like to see a loading screen while things are happening, and I li…
... ; address of item on machine stack to be used as err ... -
The Complete COBRA Disassembly (Joffa's!)Now that I've seen this thread about Skool Daze / Back to Skool disassemblies I've remembered I started an ambitious project quite a few years ago: …
... ... until we found some strange stack maneuvres... we were curious so ... -
The ---- Games of the decadeIn a few months time, we leave the first decade of the twenty-first century, so to rip off a thread idea from another forum, what are your games of t…
... near it. There's a stack of these games now, even ... -
Spectrum +2A and huge stack of games for grabsHiya; Unfortunately, due to circumstance, I'm having to move and I can't accommodate my somewhat large retro computer collection (Spectrum and Amiga…
Hiya;
Unfortunately, due to circumstance, I'm having to move and I can't accommodate my somewhat large retro computer collection (Spectrum and Amiga). So, I'm reluctantly offering them up for grabs.
As you can see by the pics of ... -
dead issue 6a boardI've just been back to the uk and found my old 48K + there - and bought it back with me to singapore - it's giving white border and red bars. From wh…
... I end up with the stack in the screen area, either ... 'd guess it's the stack. Upper or lower ram??? Thanks ... -
Implementing goto on error condition...OK, so when I'm reading a file or directory on a network filesystem, when I reach EOF, it's not actually useful at all for ZX BASIC to stop the progr…
... . It's almost like the stack's buggered up, but with ... -
Is this a Spectrum game?I remember a screen full of diamonds of crystals stacked on top of each other.There was a little man who zapped the jewels to make the stack collaspe…
... the jewels to make the stack collaspe to reach doorways to ... -
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…
... diagram showing where the machine stack is in the RAM.< ... /> To write to the stack we use 'push'. To ... write from the stack we use 'pop'. What goes ... on the stack first will come off last ... score
pop hl ;empty stack
ei
ret; ... -
Notes on HeroquestWell, had a strange urge to play this game recently and had a pretty fun time with it. Here are some of my thoughts: - To begin with, the biggest t…
... time. This means you can stack up your forces on the ... -
Z80 'EXX' ConfusionI was working on a little Z80 routine last evening, and, having run out of registers, resorted to sticking one of the values into a memory location a…
... a memory location and the stack for some careful EXXing, but ... -
Solar power?According to: [URL]http://news.bbc.co.uk/1/hi/sci/tech/8386460.stm[/URL] solar panels are becoming ever cheaper. If these worked well, then of cour…
... ever remember owning was a calculator, and that worked great (it ... -
Memory concerns with z88dkI've retaken my old spectrum project and sadly I've reached a dead end very fast. I'll try to explain my worst problem in a few lines. I'm not a vet…
... , something messes with the stack or the stack messes with something else ... -
MOD calculator function?How do I for example, do LET a=(MOD n,9). I can do it a long winded way using cross-addition until the answer is a single digit. So 13763 MOD 9 wou…
How do I for example, do LET a=(MOD n,9).
I can do it a long winded way using cross-addition until the answer is a single digit.
So 13763 MOD 9 would be 1+3+7+6+3= 20 = 2+0 = 2.
Also want the ability to work with ... -
Converting games from tap to dskHi to all from Greece, Being an old Speccy user and now owner of most models of Spectrum (48k , 48k+ , 128K, +2 grey and +3) , I desided to salvage m…
... the screen appears the basic stack gets corrupted and you get ... -
Watches - do you still wear one ?My wife keeps trying to get me a watch for Xmas/birthday etc which i really dont want ! Since I got a mobile I've just never had a watch, must be ab…
... !
I got into calculator watches until they got banned ... a cool Casio 'touch sensitive' calculator watch, so it looked normal ... -
Sinclair QL - What Programs were available?I have now re-launched the Sinclair QL Wiki with a new theme and added background information on even more software - I have a stack of software stil…
... more software - I have a stack of software still to preserve ... -
Two new programs from Mitchell Software :)Hi everyone, What a lovely day it is on the Isle of Wight, bright sunny and cold. If you head over to my website and look into the software sectio…
... impossible ;)
Turning Moment Calculator
This program (made it ... -
Static vs stacked local variables in z88dkHello everyone. I'm doing a program for Spectrum 48KB with z88dk v1.8 (XX Mar 2008), and I eventually discovered that if your local variables in fun…
... are static rather than in stack, the code is considerably shorter ... ULA's hands, while the stack is below this limit; my ... local variables residing in the stack.
But this technique ... 'i' to live in the stack (by removing the 'static' modifier ... -
The late running issue 23 of SAM Revival magazine is out now!The very late running issue 23 of SAM Revival magazine is out now! [img]http://www.quazar.clara.net/a40/sr23.jpg[/img] SAM Revival is the only new…
... the SAM, the TCP/IP stack, and speeding up B-DOS ... -
Sir Clive Sinclair weds at 69.You may/may not be aware, but according to the Online papers today it has been revealed that Sir Clive wed at a Civil Court in Las Vegas on April 16.…
... -soul/inventor-of-the-pocket-calculator-sir-clive-sionclair-secretly-marries ... -
Re-inventing the wheel......TROOPER: POINT 5 First an apology, my level design sucks (well I'm not happy with it) so Trooper is taking an age to do. Anyway this game comes …
... maths is right, but the calculator has ran out of juice ... -
VCF report and photosNot sure where to put this, exactly...but here it is, what went on at the Vintage Computing Festival at Bletchley Park last weekend. Finally I've fo…
... [/img]
And some calculator, I have no idea what ... -
Using the stack to copy memory blocksA [b]PUSH[/b] and a [b]POP[/b] instruction together take less time than two [b]LDI[/b], so long [b]POP/PUSH[/b] sequences are sometimes used to copy …
A [b]PUSH[/b] and a [b]POP[/b] instruction together take less time than two [b]LDI[/b], so long [b]POP/PUSH[/b] sequences are sometimes used to copy blocks of data quickly. However, this requires several kilobytes of memory - it would be much less ... -
Booting with a programIf you ever had a VTX-5000, you'll remember it booted to a menu. The menu itself was written in BASIC. When the Spectrum initialized, this BASIC prog…
... 0xFF, and then the return stack is set up so that ... -
Scottie_UK Ebay Auctions - Many Retro Computer and other BitsOk so I'm having a clear out of some of my Retro computer bits. Two peices of note which I will be selling soon are a ultra modern (for the time) Bl…
... :MESELX:IT"]Commodore GL-979D Calculator (GREEN LIGHT UP NUMBERS)[/URL ...
