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Disable onboard memoryWould this work...? Access to onboard I/O can be disabled by holding IORQGE high. Would it be possible to create a MEMRQGE in a similar way to disa…
... is very strict on chip timings and for example you can ... -
New version of X128I think X128 is one of the best emulators in DOS. The last version is from 2002, I think. Will we see a new version in windows?
X128 is a brilliant emulator, first I used back in `99. Loved the feature whereby you could run a game at any percentage speed. Still have a notebook with timings for loads of games, like Stunt Car Racer, 165 % etc etc :) -
New version of X128I think X128 is one of the best emulators in DOS. The last version is from 2002, I think. Will we see a new version in windows?
... . Still have a notebook with timings for loads of games, like ... -
Splitting Images tzx maybe not perfectI've been hacking this game and its loader. Also the save routine is intact in this game. It saves a block with a pilot length of 801 pulses. Test…
... /> I've worked out the timings by ear in comparison to ... -
Help hacking Split PersonalitiesI`ve been hacking away at Split Personalities for the purpose of putting new screens and graphics (items). The current screen is at 41187 and is 160…
... tape. I'll post the timings for maketzx if you need ... -
Tip for the day...If the text of a documentary chapter is so depressing that it makes you want to slash your wrists at the end of it, it's time for a re-write. Yep, w…
Just did the first set of timings - the CRASH crash section is 1.5 mins long out of 8. Time for a rewrite... -
Splitting Images tzx maybe not perfectI've been hacking this game and its loader. Also the save routine is intact in this game. It saves a block with a pilot length of 801 pulses. Test…
... back to me about the timings and indeed the save/load ... timing as the usual ROM timings.
I'll send ... -
super-quick games in BASIC?do you think, games written in BASIC could run flawlessly at high speed when run in a speccy emulator at, say, 1000% speed? (i wonder, speccy is rare…
... option to alter it's timings.[/QUOTE]
ye - that ... -
Splitting Images tzx maybe not perfectI've been hacking this game and its loader. Also the save routine is intact in this game. It saves a block with a pilot length of 801 pulses. Test…
... it saves slower than ROM timings. Probably because of the counter ... -
FuseX on the Xbox :releases, testing and feedbackI'm creating a new thread here to continue on from the thread about emulators on the Xbox ([url="http://www.worldofspectrum.org/forums/viewtopic.php…
... know how true FuseX's timings are, but of course you ... -
Emulation vs SpecApologies if this is an old thread, what does anyone think is the best - playing spectrum games through emulation or on a real speccy? I feel it's b…
... attempt to get correct instruction timings, deal with the R-register ... -
Emulation vs SpecApologies if this is an old thread, what does anyone think is the best - playing spectrum games through emulation or on a real speccy? I feel it's b…
... attempt to get correct instruction timings, deal with the R-register ... -
Self made membraneHi fellowes, as you probably know, the keyboard membrane seems to be the weakest hardware part in Spectrum. It is not so hard to find in eBay or in s…
... have an adequate precision on timings.
Thanks again for ... -
DarkStar.tzx in Spectaculator 6.25Hi all I think I have found a bug in Spectaculator. Darkstar.tzx(OriginalRelease) wiil not not load. DarkStar.tap loads The DarkStar Re-release t…
... .10 as they use ROM timings. Previous version of MakeTZX make ... -
Harlequin ZX Spectrum Clone now 100% compatible!Hi all! The Harlequin ZX Spectrum clone now shows full timing compatibility with the ZX Spectrum! 8-) Both the ULA IO and memory contentions are fa…
... , the upshot is that the timings displayed by the Harlequin are ... -
He's back......and he's got a new trick! AY Chip here. I've been away far too long. I would like to announce 'HatStand': for no adequately explored reason, I h…
... need to know about IM1 - timings, addresses, etc. However, you're ... -
Contention and floating bus timingHello, I was recently playing a bit with memory contention and floating bus stuff in ZXDS and there is one thing which puzzles me a bit. It is the d…
... assume that the CSS FAQ timings are 1 t-state early ... -
Mia - Database Ii 48k/128kAfter 20 years all my Sinclair hardware and software is out of the loft for an airing, my 128K has been kindly repaired by 'Phu', im going to have a …
... ;-). Mikie helped us refine the timings a bit.
Anyway it ... -
Contention and floating bus timingHello, I was recently playing a bit with memory contention and floating bus stuff in ZXDS and there is one thing which puzzles me a bit. It is the d…
... have revealed that the machine timings vary, even between machines with ... ULA. Some machines use the timings given in this FAQ, while ... T state later for all timings. The reason for this is ... -
Contention and floating bus timingHello, I was recently playing a bit with memory contention and floating bus stuff in ZXDS and there is one thing which puzzles me a bit. It is the d…
... have revealed that the machine timings vary, even between machines with ... ULA. Some machines use the timings given in this FAQ, while ... T state later for all timings. The reason for this is ... -
Contention and floating bus timingHello, I was recently playing a bit with memory contention and floating bus stuff in ZXDS and there is one thing which puzzles me a bit. It is the d…
... [/QUOTE]
Probably. The timings are _very_ tight anyway - something ... -
Contention and floating bus timingHello, I was recently playing a bit with memory contention and floating bus stuff in ZXDS and there is one thing which puzzles me a bit. It is the d…
... .
So for the timings returned by different test programs ... -
Contention and floating bus timingHello, I was recently playing a bit with memory contention and floating bus stuff in ZXDS and there is one thing which puzzles me a bit. It is the d…
... to it. So all the timings I know from the hardware ... In which case all the timings I'm stressing will always ... -
Contention and floating bus timingHello, I was recently playing a bit with memory contention and floating bus stuff in ZXDS and there is one thing which puzzles me a bit. It is the d…
... . On those machines where the timings seem to be 1T off ... -
Contention and floating bus timingHello, I was recently playing a bit with memory contention and floating bus stuff in ZXDS and there is one thing which puzzles me a bit. It is the d…
... are half from the "late" timings and half from the "early ... " timings, so this would seem to ... your machine as to which timings are selected. Do you get ... machine are consistently the "late" timings.
I think I ... -
Your views on...Ping Pong[url=http://www.worldofspectrum.org/infoseekid.cgi?id=0003722]Ping Pong[/url] I wasn't really into many sport games, but I do remember finding Ping …
... a lot trickier to play - timings were even more critical. -
Contention and floating bus timingHello, I was recently playing a bit with memory contention and floating bus stuff in ZXDS and there is one thing which puzzles me a bit. It is the d…
Contention and floating bus timingHello, I was recently playing a bit with memory contention and floating bus stuff in ZXDS and there is one thing which puzzles me a bit. It is the d…
... /> However, if the floating bus timings on the Wiki are correct ... here are the IO CONTENTION TIMINGS!
All the documentation ...Contention and floating bus timingHello, I was recently playing a bit with memory contention and floating bus stuff in ZXDS and there is one thing which puzzles me a bit. It is the d…
... is on "early" or "late" timings at the point at which ... borrowed machine is on "late" timings when cold and "early" when ...