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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 ...contended memory...so memory contention on the toastrack and the grey +2 is in the wrong place compared to the documentation, yet the +2a/b and +3 it is in the correct …
so memory contention on the toastrack and the grey +2 is in the wrong place compared to the documentation, yet the +2a/b and +3 it is in the correct place
can it be altered on the toastrack and grey +2 to match the the +2a/b and +3?Contention: LDI vs LD (ss), rAccording c.s.s. FAQ: instruction LD (ss),r breakdowns as pc:4,[b]ss:3[/b] and LDI as pc:4,pc+1:4,hl:3,[b]de:3,de:1 x 2[/b] can anyone explain why …
... ] means that DE pointing to contended memory introduces 3 delays ?FAO: Maintainers of ZX Spectrum Technical WikiThere's some odd write-up in French (???) in the contended memory article [URL="http://scratchpad.wikia.com/wiki/Contended_memory"]here[/URL]. I'm …
There's some odd write-up in French (???) in the contended memory article [URL="http://scratchpad.wikia.com/wiki/Contended_memory"]here[/URL].
I'm guessing this has zilch to do with speccy in general and contended memory in particular. ;)Jet Set Willy Turbo edition!Improve the speed of the game with just a few pokes! Do the standard CLEAR 32767 : LOAD "" CODE to get at the BASIC loader (see Your Spectrum issue …
... -buffer wasn't kept in contended memory) The LDI instructions are ...For sale in the U.S.Just a heads-up. I'm not the one selling these, but since they're hard to find... [URL="http://cgi.ebay.com/Timex-Computer-TC2048-Motherboard-Workin…
... ://cgi.ebay.com/Timex-Computer-TC2048-Motherboard-Working-/180684595413?pt=LH_DefaultDomain_0 ... &hash=item2a11a420d5"]Timex TC2048 motherboard (working)[/URL]
Issue 3V - anyone got one?As the title says really! :) According to [url]http://www.users.globalnet.co.uk/~jg27paw4/yr07/yr07_33.htm[/url] issue 3V motherboards have 64K RAM …
... - including one bank which is contended - is a major revision, and ...Anyone interested in a ZS Scorpion 256 Turbo+?[url]http://zx.pk.ru/showthread.php?t=16169[/url] This guy is producing PCBs and I'd arrange a mass order for europe if there's enough interest. I'd…
... onboard. Has 256k of non-contended RAM in this configuration (runs ...128K Contention - How to get it right?With my recent hardware hackery, I've built a 128K (toastrack) clone. I can't quite get the contention right though. What I'm lack is a clear descri…
... B0 implies odd pages are contended, however banks 5-7 should ... be contended on a 128.... or is ...128K+2A/+3 RAM layoutDoes anybody know how physical RAM is mapped to ZX 128k+2a/+3 address space ? There are four 64Kx4 chips IC4-IC7. IC4-IC5 seems to be contended (vide…
... . IC4-IC5 seems to be contended (video RAM). It would mean ...Justin Beeper - new demo for the unexpanded 16K Speccy[img]http://pouet.net/screenshots/57726.png[/img] This was my entry for this weekend's [url=http://www.sunrisedemoparty.co.uk/]Sunrise[/url] demo pa…
... ROM. And doing everything in contended RAM means you're quite ...[NEW] Speccy for Android ReleasedHello, All! A while ago, I have released the Android version of [i]Speccy[/i], my ZX Spectrum emulator. It emulates Spectrum 16k, 48k, 128k, +2, +2A…
... , 128k, +2, +2A, +3, Timex TC2048, TS2068, and the Russian Pentagon ...What paging scheme is the "standard" for 128K models?Sinclair implemented an arrangement so that even numbered pages are non-contended, and odd numbered pages are contended (quoting from memory, haven't…
... even numbered pages are non-contended, and odd numbered pages are ... contended (quoting from memory, haven't ... 0-3 to be non-contended, and 4-7 to be ... contended. So, regarding this difference, what ...A 30th Anniversary ProjectHappy new year (belatedly...) So with the 30th anniversary approaching, I've decided to do a hardware project to celebrate it. Something hands-on (o…
... output gets halted every time contended memory is used (so isn ...Strange behaviour in real hardware but not in emulatorsWell, at least not in any emulator I've tried. I've been reported by fellow forum member Macc that both our Maritrini Monster Slayer and Retroworks'…
... crashes can happen if a contended RAM page is paged in ...JSpeccy v0.90Hi4all, A new JSpeccy version has been released at my project webpage. This new release have many corrections, some optimizations and a few new feat…
... between 0xC0-0xFF and a contended page is selected on the ...ULA TEST 3 results on real hardwareHi guys, I'm writing small spectrum emulator and I wanna implement precise emulation for different spectrum models :-) I found nice test for conten…
... /> I found nice test for contended memory - [URL="http://wizard.ae ...80x24 mode (Timex required)Hopefully Martijn will be adding this to the archive soon, but until then grab it here: [url]https://dl.dropbox.com/u/15659782/BASIC80.zip[/url] Th…
... an IF2 cartridge with a TC2048 or Spectrum SE, or use ...Help me resurrecting a 128KHello to everybody. I'm really struggling along a repair of a standard 128K a friend of mine handed me over some (ok, actually a lot of) time ago. A…
... 've already changed the whole contended RAM bank, the Z80, ROM ...Info about Zx Spectrum ModelHi all, I'm from Portugal a recently aquired a new zx spectrum 48k for my little collection. But this one was diferent from what i have seen and co…
... those found on the Timex TC2048 and TC2068 not equal anyway ...Timing of Timex Computer 2068Is the timing of the Timex Computer 2068 fully documented yet? I have one here with the ZX Spectrum Emulator cartridge and have downloaded a few test…
... like the 6C001 ULAs. The contended memory timing seems to be ... wondering how to test the contended I/O timing. Plenty of ...Timex 2048 + Interface 2When playing with ZXC3 cartridge (very nice piece of HW from Paul - highly recommended), I connected original Sinclair IF2 to TC2048 and... no joysti…
... connected original Sinclair IF2 to TC2048 and... no joysticks on IF2 ...Diodes placed the opposite way in +2A/+3 PCB'sI was just going to report this as a mistake in the schematics drawn by Guesser, but I saw a real board and realize that the schematics are right. […
... the address bus for non contended RAM. I realize that it ... CPU address that addresses non contended RAM there is a unique ...RF Modulator, not Astec UM1233While repairing a +2A board (D4 burnt out, so the WAIT signal from the gate array didn't reach the CPU and hence, the CPU was running full speed even…
... full speed even while using contended memory, which led to massive ...Any HAM8x1 images to share?McLeod_IdeaFix's plug-in ULAplus supports the full ULAplus spec including Timex screens. SpecEmu emulates a machine with 48K timing, ULAplus, and Tim…
... , and Timex video modes (select TC2048 ). Claus Jahn's Image2ULAplus converter ...Beepola 1.07A new version of Beepoa, v1.07, is now available for download from:- [url]http://freestuff.grok.co.uk/beepola/[/url] (1.63MB zipped exe, no installe…
... being able to run from contended memory (so will work on ...
