-
InterruptsA small piece intended for the FAQ. Comments, corrections, additions welcome. Notably: * How long does the 48K ULA hold /INT low? * What happens i…
... the Spectrum.
The timings for IM 0 depend on ... -
ScanlinesHere's an excerpt from the FAQ: [quote] Now for the timings of each line itself: define a screen line to start with 256 screen pixels, then border, …
... /> [quote]
Now for the timings of each line itself: define ... -
Interrupt timingsHow long does the ULA hold /INT low for on interrupt on each of the Spectrum models?
How long does the ULA hold /INT low for on interrupt on each of the Spectrum models? -
Emulator with frame advance?Are there any emulators which preferably both play RZX files and also (and here's the odd but important bit) feature a "frame advance" button so that…
Are there any emulators which preferably both play RZX files and also (and here's the odd but important bit) feature a "frame advance" button so that I can get exact movement timings and stuff from a game? -
NEW games for you chaps (and girls too) ;-)Okie, did some .TAP versions of NEW original games that were only released on TRDOS disk format. Some of you might have seen some (one or two are eve…
... /> Mario Islands demo: (use Pentagon timings, otherwise scrolling sux)
[url ... -
I/O contention model questionHi everyone, Sorry for my poor english. Together with a friend we are working on ZX Spectrum 48k implemented in FPGA. We have found bug in the Spect…
... have hardware to check right timings I can only ask if ... someone could check timings of IO machine cycle during ... -
My to-buy listWhat I want to buy: -ZX80 - [COLOR="Red"]bought[/COLOR] -ZX81 - [COLOR="Red"]bought[/COLOR] -ZX Spectrum 48K - [COLOR="Red"]bought!!![/COLOR] -ZX…
Fuse 0.8.0.1 releasedI have just uploaded version 0.8.0.1 of the [url=http://fuse-emulator.sourceforge.net/]Free Unix Spectrum Emulator[/url] to SourceForge and WoS, wher…
Fuse for Mac OS X 0.8.0.1A bug fix version of Fuse for Mac OS X has been released soon or already here at WoS and at the dedicated sourceforge project: [url]http://sourcefor…
Compatible SpectrumsFollowing some recent coding exploits I've been thinking about compatibility of various models of ZX Spectrum. Yes, it's a common question on the for…
... the issue of different contention timings to the "original" models. It ...ULA RAS, CAS cycles, refresh and "snow effect"Hello everyone. I have a question, does anyone observed timings of RAS and CAS generated from ULA? I think there may be answer to where the "snow ef…
... a question, does anyone observed timings of RAS and CAS generated ...RAM paging and port usageDear users and developers, I'm just trying to find some detail information about RAM paging on the Spectrum 128 and later models, especially those a…
... .
Spectrum 48k, Timex TC2048, TC2068, TS2068
No RAM ...Questions about the Speccy and it's emulationOut of interest, and to raise another interesting discussion, I have some questions about the Spectrum and it's emulation; 1) Is everything known ab…
... )? Are all of the correct timings, all of the effects of ...ANN: ColorPRINTColorPRINT gives you 256 fully programmable Timex mode 2 characters (maximum 16 colours per character if you have bright black) to use in your 48 BAS…
... BASIC programs on the Timex TC2048 (48 BASIC only) or the ...Fuse for Mac OS X 0.10.0 ReleasedA new version of Fuse for Mac OS X has been released at the dedicated sourceforge project and shortly here on WoS: [url]http://sourceforge.net/proje…
... (Philip Kendall).
[*] New late timings option to emulate machines with ... 1 tstate later timings (Philip Kendall).
[*] Reading from ...updated Fatware - keyboard patchHi! I work with Fatware code and already prepare keyboard patch for original version 0.12. Now it's possible to operate disk browser with keys: 1) c…
... will flash my Divide+ with TC2048 and test it in real ...25 years with the SpectrumTo paraphrase JFK, ask not what your Spectrum can do for you, but what you can do for your Spectrum. Well I've done quite a bit since I joined the sc…
... MacSpectacle and FUSE
* Add TC2048 support to vbSpec
* Add ...TIMEX Sinclair 2068 => ZX Spectrum/Timex2048?Hello. I have opportunity to buy Timex Sinclair 2068. According to www sites dedicated to Timex machines, TS 2068 can handle only 7% (!) of Spe…
ANN: ZX Spectrum +2g ROM setI'm working on another modified ZX Spectrum. This one is based on the +2A. There's quite a lot of work to do on the hardware but the ROM set is prett…
... 128 debugged mode (better PLAY timings for MIDI)
If ...Questions on PC distribution of ZX software...Im looking at ways to distribute ZX software (TAP,SNA,Z80,etc) to friends who don't have an emulator, or who aren't technically savay enough to downl…
... too for its ultra accurate timings, but that emulator seems to ...DidntXSpectrumoh yes i just found this emulator for the Xbox 1 and boy is it good. It has loads of options loads almost any format going and fairplay is very close…
... , 128, +2, +2a, +3, +3e, TC2048, TC2068, TS2068, Pentagon, Scorpion, SE ...Framerate of arcade gamesThe Golden Age of video games coincided with the birth of 8-bit home computing; this is why every computer of that era has a slew of really bad Pacma…
... power pill.
The timings are readily observed by frame ...JSpeccy: New emulatorHi there, Jos? Luis S?nchez (zx81 at ono dot com) has developed a new ZX Spectrum emulator in Java, with a very accurate Z80 emulation. The message …
... and flags
- Accurate execution timings
- MEMPTR internal register emulation ...Disconnecting speaker in TC2048Hello, Does anyone know how speaker in Timex is connected to motherboard? Can it be just unplugged? I would like to disable it somehow (and pass the …
Hello,
Does anyone know how speaker in Timex is connected to motherboard? Can it be just unplugged? I would like to disable it somehow (and pass the sound via the mic output to TV set) but I do not want to destroy something.
I asked because my ...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…
... the 48K ULA - all the timings and other effects of the ...Games you can walk through...In the thread: [URL]http://www.worldofspectrum.org/forums/showthread.php?t=30506&page=2[/URL] the topic drifts onto games such as Airwulf or Roboco…
... the caverns and the enemies' timings off by heart, but I ...Memory mapping: Pentagon compatibility?I'm writing something that will rely heavily on the Spectrum's ability to switch screen buffers in hardware (port 0x7FFD). The original Spectrum 128K…
... bank pageable) and the contention timings on port 0x7FFD are giving ...TIMEX 2048: anybody can convert GIGASCREEN?Hi. Timex 2048 has stable GigaScreen (no flickering at all). I know there are several big TC2048 fans on the Forum. Could anybody write a viewe…
Fuse for Mac OS X 1.0.0 ReleasedA new version of Fuse for Mac OS X has been released at the dedicated sourceforge project and shortly here on WoS: [url]http://sourceforge.net/proje…
... 128 interface in 48K and TC2048 machines (thanks, Omikron) (Fredrick Meunier ...Lerm Tape Utility CHi folks, These Lerm tapes are doing my head in. Through the years I've aquired lots and lots of samples of these, but never been able to make a cl…
... at they have the following timings:
Pilot Pulse = 2165 : Pilot ...
of course for standard timings.
Is there any ... can find out what the timings should be.
I ...
