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Machine Code ChallengeHere's a challenge for all you Z80 programmers. Points to be awarded for elegance and brevity. (I haven't got the solution either) HL addresses the …
... ,B
OR A ; Load zero flag.
RET Z ; Return ... reset bits.
Skip CPI ; Zero flag reset when a reset ... -
Machine Code ChallengeHere's a challenge for all you Z80 programmers. Points to be awarded for elegance and brevity. (I haven't got the solution either) HL addresses the …
... B7 4 OR A ; Load zero flag.
8007 C8 5 ... /> 8013 EDA1 16 Skip CPI ; Zero flag reset when a reset ... -
SPIN v0.2c available now[Cut n Paste from the CSS post] Okay, I'm off to sunny(?) Scarborough for a week, so Woody and I thought it best that we give you something to d…
... ! (Okay, maybe that was more Zero than YS, but it was ... -
Speccy +2 RGB to S-video?Okay, so I emigrated from dear old Blighty to a land rather less Speccy-friendly, the USA. I've finally managed to get a couple of Speccies over here…
Technically, yes (although you're right, I would have to import one). But that would require the purchase of a new PC, or at least other major parts of a PC (case, motherboard, etc), as I have precisely zero free expansion slots.
Bugger. :( -
Basic listings memory occupationI remember readong someplace that due to basic's representation of number, in a program, in order to save space, it was better to represent integers …
... not use BIN as 0 (zero), use NOT PI! I testet ... -
Zombie Zombie (Ant Attack II)Great control system compared to the first game, shame it's so bloody difficult. I watched the demo, and when your guy goes up to a zombie, he shoots…
... the score will reset to zero and it won`t kill ... -
a poke to change fonts??hi ppl, there wasnt some poke in basic to change the look alike of the fonts of speccy?? I guess I did things like that in eighties.. also, there…
Atic Atac vs Sabre WulfThese two were pretty similar- someone described Sabre Wulf as "Atic Atac with leaves", which is a bit harsh. I personally think that Atic Atac is th…
... about it, Resident Evil /RE Zero is just ripping off Atic ...Solution for overwritten stack in 48k SNA filesIt has been known for quite some time now that the 48k SNA file format has one serious fault, which is described in the file formats section on the W…
FWIW, I also discard the t-state counter when reading .z80 files and set it to zero when saving them :)
Bit naughty of me really ;)What is your worst Speccy related memory?We've had the good times, but there were bad times too. I will give you two choice cuts from my back catalogue... Over at a friends house, wanting to…
250,000 games on ebay - 2nd chance ??hi guys , thanks for all your help in the past few days , watching over the auction , it was quite exciting at the end ................until the winn…
... ,000 but added an extra zero by mistake?
Whatever the ...What was the text adventure game based around surviving a nuclear war in suburbun London?I remember playing a game, I played loads my dad had a shop selling them, text adventure. You were based in a suburb as a civilian, and a nuclear w…
... to be Artic's Ground Zero (unofficially Adventure G). This was ...football manager 2 pokesanyone know ony pokes for football manager 2???
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A nice dose of zero's here me thinks hehe ...Basic and AY musicis it possible to play an ay-music in background while a basic program is running?
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3. interrupt: counter reaches zero. Turn off note. Interpret next ..."La Abad?a del Crimen" - English versionOK, I've started a new thread for this, as the discussion about "La Abad?a" in the [url="http://www.worldofspectrum.org/forums/viewtopic.php?mode=vie…
... measures: once that drops to zero, you're out on your ...List of "funny" pokes?Hello! I'm looking for a list of "funny" pokes. Pokes that do strange things with my Speccy, like POKE 23607,0 scrambles up the keyboard. Regards …
Enter a line of basic like
10 REM This is a test
and then
POKE 23756,0
Now you have the uneditable zero line in your basic listing!Unusual games...Can anyone recommend any "unusual" speccy games? Rather than more common game styles - shoot-er-ups, platformers, racing games, sports games etc etc …
... think you play with sub-zero and you fight somebody tied ...Question about CP Z80 instructionSorry if this is the wrong folder, but it seems the most appropriate. When performing a CP instruction, is the P flag set when the compared values …
... ,loop ; pe while BC not zero.
ret
[/code ...Help please!!!Guys, Does anyone know how to load the Barry McGuigan Championship Boxing game in TZX format using the PC/Windows ZX-32 emulator? Using the ZX-32 em…
Try setting the tape loading emulation speed to zero.
also check the hardware emulation is correct. try both 48K and 128K.Let a=val "1"I see some basic programs which use Let a=val "1" instead of let a=1 syntax. what is the difference between val "1" and 1? is it an effect of some …
... poking the internal clock to zero and then run the program ...TZX compatibility issuesI seem to have a problem with using TZX files on different emulators. Specifically, files Saved As TZX from emulator. I better explain: I have a fe…
I've got a reasonably working version of a DC offset removing program which is uploaded to wos. When used on a file of a few megabytes it takes a minute but the waves all end up centred on the zero line and hence should be decoded better.Let a=val "1"I see some basic programs which use Let a=val "1" instead of let a=1 syntax. what is the difference between val "1" and 1? is it an effect of some …
... still the smallest representation of zero, until you use a variable ...Philips monitor - CM8833 (not II) RGB pinouts?Anyone know the pinouts for the Philips CM8833 monitor? I can only find the CM8833-II pinouts on the Web, which uses a different kind of connector - …
... could use transistor forcing to zero below a certain voltage, forcing ...Tales of hate and despair in 8-bitsThis topic seeks to shed some light on one of the most obscure questions a spectrum user can ask. Why do we hate Commodore?
... us and we got RE Zero and a bunch a shay ...Speccy machine code info where is it?Recently I've been trying to learn Z80 and I've managed to make limited progress (some of my routines even compile now!) but I seem to be having trou…
Favourite latest generation consolesDisregarding previous consoles, out of today's big three, which console do you prefer? Gamecube? PS2? or Microsoft Halo-player? I'm wildly predi…
... Evil 1 remake/ Resi Evil Zero. After playing them, all other ... 1 Remake
Resi Evil Zero
Super Monkeyball 1 & ...