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Compatible With All ZX spectrums Except Spectrum +2A.This topic may well have been mentioned before but I could not find it mentioned anywhere after a quick look . I have just found a game called "Solar…
... With All Spectrums Except Spectrum +2A" . Well , in this particular case ... as well documented as being +2A incompatible as this one . Were ... -
zx spectrum +2A power supply missing -12v voltshey.. i'm looing at a zx spectrum +2A power supply that the -12v rail seems to be missing .. it has the 12 volts and 5 volts .. it is the version wit…
... looing at a zx spectrum +2A power supply that the -12v ... -
Spectrum +2AHi. Which are the SD card options that work with the +2A? Will DivIde work? Any other options? Thanks.
Hi. Which are the SD card options that work with the +2A?
Will DivIde work? Any other options?
Thanks. -
+2A vs +2BFrom what I understand, the +2A like the one I have is black, while the +2B is grey. Logically, the +2B came after the +2A, but why is there a prefer…
From what I understand, the +2A like the one I have is black, while the +2B is grey. Logically, the +2B came after the +2A, but why is there a preference to the A model?
What are the differences? -
5C Horizontal timing vs 6C horizontal timing.Hi all, Just considering the timing difference in the video signal between the 5C and the 6C where the 6C ULA seems to have 50% longer horizontal …
... ,
Just considering the timing difference in the video signal ... -
Didaktik M (ZX Spectrum clone selling)Here is an offer to buy ZX Spectrum clone ( DIDAKTIK M ) from Slovakia, basic info: 100% functionality, Kempston & Sinclair joysticks connectors, tap…
... doesn't work on +2, +2a,+2b, +3 too. Didaktik M ... of ULA that has different timing, so the screen size is ... -
Yet Another Speccy Quiz (not too hard)OK! I thought I'd chance my arm at one of these things. I must say I've found the recent quizzes WAY too difficult, so I've pitched this one at simpl…
... by Ben Elton.
2a. Name one other Spectrum game ... plastic/rubber key and great timing.
10. (Essay question ... -
Scorpion-timed demosHi, I'm looking for half a dozen or so demos that are timed specifically for the Scorpion ZS 256. The main requirement is that the demo must genera…
... a demo which has timing calibrations for the +2A, +3, Penta, and ... -
an idea that could be very very good...but also very very bad...Hello all! I've been having a chat with some of my friends round here that once loved the spectrum (well...2...as they're all heathens round here...)…
... had Pentagon/Scorpion/Sinclair spectrum timing modes available. The issues I ... compatible as the +3 or +2a were, and more than the ... -
Announce: EmuZWin 2.4.1.0 with exact AY soundEmuZWin 2.4.1.0 with exact AY sound released today. In "exact sound" mode, should be very, very close to real sound. (My ears are sick, my head is sp…
... sounds different in different multicolor timing. For me it seems sounds ... a mode which I called "Timing Spectrum+2A/+3". And very like ... turned off, and in Pentagon timing. Actually, 256 Colors mode turns ... any multicolor off and contended timing too. So it is ... -
Will Spectrum run @ 60Hz?Sorry to overlap w/ my other recent post, but want to know, if I grab a Spectrum and use it in America with a voltage converter or a different power …
... /> that is powerful enough (1.2A or more) it should work ... /> Using the mains frequency for timing sounds horribly inaccurate to me ... -
Games that won't work with the +2a/bIs there a list of all the games that don't work with the +2a/b? Like Fairlight for example. Ta :)
... effect that depends massively on timing and interrupt tricks.
2a, one that also contains the ... an external switch? Would a +2a work with a heatsink-type ... -
128k Shadow Screen?When emulating the shadow screen in bank 7 should that bank be switched into address C000? If so, what happens if bank 7 is switched out without canc…
[quote]
Only on the +2A/+3. On the 128K/+2, ... that this will cause timing problems for timing sensitive programs that use ... -
Does anyone play a Speccy through a Plasma/LCD Tv?What does it look like? Without the scanlines of a normal cathode TV, it would be all blocky. In fact it would probably look just like an emulator wa…
... there many programs that utilise timing of the scanline to produce ... that my specys (Original 128 +2a and +3) do not work ... -
Emulating the SamRAM on the ZX Spectrum SEGerton Lunter gave me permission to reuse the code, but so far I have not been able to get the software to work in paged RAM banks.
... to watch some multicolour /strict timing 128K demo then.
[/quote]
My +2A can run software written for ... European Timexes have the same timing as the European 48K machine ... on the 48/128+/+2/+2A/+3.
And the ... -
Z80 cycle contentionHi, Does anybody knows exactly when the ula halts the Z80 clock during a memory r/w cycle? I mean which Z80 clock cycle, T1 or T2? Thanks..
... forget that the timing is different on the +2a/+3 - memory contention ... -
Spectrum Game CompatibilityHi, At the moment I have a spectrum 48k. I am planning to get a 128k +2, but I have a problem. Will my 48k games work on 128k +2? Because some of the…
... the black one, thats the +2a isn't it? Is there ... one?[/QUOTE]
The +2a and +3 had severe incompatibility ... relied on it (usually for timing purposes - you could synch to ... -
Spectrum Game CompatibilityHi, At the moment I have a spectrum 48k. I am planning to get a 128k +2, but I have a problem. Will my 48k games work on 128k +2? Because some of the…
[QUOTE=Dunny]The +2a and +3 had severe incompatibility ... relied on it (usually for timing purposes - you could synch to ... about the +2 (grey) and +2a (black), is there incompatibility issues ... -
ANN: SP1 for Z88DK (aka splib3, Sprite Pack v3.0)Well it's finally arrived, after a month of "a few days from now" release deadlines. SP1 is the lastest version of splib, a flicker-free software sp…
... using pre-shifted graphics.
2A-2C a look at what ... the last column. Using the timing details in post #24, we ... -
The 128 plus 2 wasn't very goodHaving looked at the review in issue 33 of Crash of the Spectrum Plus 2, it strikes me as a bit odd, as if Simon Goodwin had to like it. I remember r…
... thing, can`t remember the timing, but wasn`t their a ... longer cool? I`ve seen +2A`s but never a +3 ... -
Spectrum +2a Keyboard bug?If anyone has a Working +2a... I bought a +2a for Christmas 1986 with an 80 Column thermal printer from Dixons. It was bundled with a tape supposed…
... I know of regarding the +2a/+3 is the caps shift ... the time it was a "timing screw" issue - obviously rubbish.
Spectrum Composite video connections?Is it possible to modify a standard 48K spectrum to give composite video output? In my experience i have found the quality of the picture out of the…
... since there's some ULA timing issue that was (apparently) never ... wrong - the 650 is a 2A transistor, not 1A. Those equivalents ...Running code from the display memory?Is it possible to run machine code from the memory area used by the display file? If you were really out of memory and some part of screen is not u…
... reason was the timing... on a +3 (or +2a I guess) the ...MULTITECH pictures[url]http://velesoft.speccy.cz/data-gear.htm[/url]
... +2a/+3?[/quote]
Yes, it is not running :(. 2T timing of ... demo compatible with DMA on +2a/+3 :([/quote]Well, I don ...MULTITECH pictures[url]http://velesoft.speccy.cz/data-gear.htm[/url]
... is quite a blow. If +2a/+3 won't work with ... fact that 128/+2 and +2a/+3 use the wait signal ... the sound of things, a +2a/+3 version would require slightly ... to get the right wait timing to the CPU/DMA.
MULTITECH pictures[url]http://velesoft.speccy.cz/data-gear.htm[/url]
... is quite a blow. If +2a/+3 won't work with ... it is restricted to CPU timing (3T).
[quote]Omega ...MULTITECH pictures[url]http://velesoft.speccy.cz/data-gear.htm[/url]
... develop a solution to this +2a/+3 DMA screen issue, I ... for +3 that even 2T timing would work? Without 2T read ... DMA pixel drivers demands 2T timing).MULTITECH pictures[url]http://velesoft.speccy.cz/data-gear.htm[/url]
... for +3 that even 2T timing would work? Without 2T read ... DMA pixel drivers demands 2T timing).[/QUOTE]
I can ... on +2 or ZX48+ only. +2A use wait for CPU and ... WAIT signal for work with +2A/+3. I have neves seen ...MULTITECH pictures[url]http://velesoft.speccy.cz/data-gear.htm[/url]
... , with CS only mode, on +2a/+3 you get 255's ... , but there may be a timing issue in the bottom third ... what looks to be a timing glitch in the bottom third ...
