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Games that crash because of contended memory.I find these are really annoying. You load up a game like Astro Marine Corps, Fantasy World Dizzy, Dizzy: Prince Of The Yolkfolk and so on (the init…
... the +2A/+3 having different contended banks...
Anyway, I ... -
R Register, Contended RAM and ClonesHi. I've had a quick look at the CSS FAQ but didn't spot quite what I'm looking for (also the CSS FAQ doesn't have much detail of the clones - there …
... . What is the effect of contended RAM on the R-register ... not run any code in contended RAM, but I do make ... thing, but then without the contended RAM the HALT would take ... -
Tc2048In case any one is interested, I saw this on eBay [url]http://cgi.ebay.com/Timex-Computer-2048-TC2048-made-in-portugal-RARE_W0QQitemZ250124510994QQi…
In case any one is interested, I saw this on eBay
[url]http://cgi.ebay.com/Timex-Computer-2048-TC2048-made-in-portugal-RARE_W0QQitemZ250124510994QQihZ015QQcategoryZ1247QQssPageNameZWDVWQQrdZ1QQcmdZViewItem[/url] -
LDIR timings in contended RAM?The 48K Spectrum technical reference page ([URL="http://www.worldofspectrum.org/faq/reference/48kreference.htm"]here[/URL]) describes the detailed ti…
... describes the detailed timings of contended RAM. It gives timings ... residing in, or reading/writing, contended RAM.
... LDIR instruction in non-contended memory, and the source ... and destination (DE) addresses in contended memory.
Machine ... -
Quick question regarding contended memoryIf I've read the documentation correctly, the following applies: 128k/+3 "Memory banks 1,3,5 and 7 are contended" +2A/B/+3 "RAM banks 4, 5, 6 and 7…
... ,3,5 and 7 are contended"
+2A/B/+3 ... , 5, 6 and 7 are contended."
That means, that ... -
TC2048 Power SupplyDoes anyone know what power supply specs TC2048 need? I found them once, but I can't seem to locate them any more. My TC2048 is outputting a lovely r…
... know what power supply specs TC2048 need? I found them once ... locate them any more. My TC2048 is outputting a lovely rainbow ... -
+2 grey Contended RAMhi all, i have some quenstions about, contended RAM are banks 1,3,5,7 banks are the pairs of IC's (4164), so 1 pairs = 16k X 4 pairs = 64k this 64…
... some quenstions about,
contended RAM are banks 1,3 ... logic
now psysical, contended RAM are the IC's ... -
Contended Memory woes...Hello All, An iccle problem I have and was hoping one of you fine WoSers could bail me out again... :) I've noticed that my emulator is running sli…
... be an issue with the contended memory not working as it ... [/url]
I implemented contended memory simplistically but I'm ... check if the access is contended and if so I slap ... an index.
My contended table is correct.
My ... -
Timex Compute TC2048 loading problems solvedHi everybody, I've just finally fixed a TC2048 that had numerous problems. Once I'd changed all the RAM, the CPU and the ULA (surface mounted, for a…
... 've just finally fixed a TC2048 that had numerous problems. Once ... -
Timex contended memory timings, the TS2068 kludge board and EXROM at $4000 - $7FFFI haven't seen this documented anywhere yet so I thought I'd share my findings. I've been investigating contended memory timings on the Timex Sinclai…
... findings. I've been investigating contended memory timings on the Timex ... whether the CPU is accessing contended video memory or "uncontended" ROM ... might as well call this "contended ROM".
This solves ... -
ZX Evolution -- contended memory and raster emulationFresh bleeding update for [url=http://www.nedopc.com/zxevo/zxevo_eng.php]ZX Evolution[/url] [url=https://code.google.com/p/pentevo/source/list]Baseco…
... [/url] -- raster and ULA contended memory emulation for original 48k ... rasters.
2. Contended memory works only if you ... : for some help with raster/contended memory
Mike ... your very valuable insight into contended memory topic and useful ... -
Contended memory and TritoneQuick question regarding contended memory...<div style="font-style: normal;"><br></div><div style="font-style: normal;">I'm testing ideas with Triton…
Quick question regarding contended memory...
I'm testing ... address and the data in contended memory, and it doesn't ... -
Some questions about the Timex TC2048/TC2068I have been doing some research about the specs of these 2 machines but I suppose it would be better to ask for advice in the forum since I have neve…
... or analogue?
Can the TC2048 be hacked to route the ... making it work like the TC2048?
The expansion bus ... -
Help with a TIMEX TC2048 and memory problemBought a 2nd hand Timex TC2048 but unfortunately I detected a problem with the machine which is preventing it from working properly. I believe it …
Bought a 2nd hand Timex TC2048 but unfortunately I detected a ... -
Timex TC2048 fixed gamesHello everyone. I am looking for games fixed or patched so that they run properly on a TC2048. Not sure if there is a list somewhere of games whi…
... they run properly on a TC2048.
Not sure if there ... -
Port problem with either EightyOne or FUSEA bug in EightyOne's keyboard handling has now been fixed.
... as before) by making the TC2048/SpecSE timing match a normal ... upper border before the first contended pixel to afterwards (not yet ... -
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…
... also implemented 16kB RAM (the contended part). ROM is stored externally ... extra video modes (known from TC2048 ) into video part. And today ... -
FPGA Spectrum is aliveMy FPGA Spectrum that I started to work on year ago is in 90% ready. I have fixed DDR controller so I can read from it and write to it. I've run som…
... used.
5. As 16k contended RAM an embedded memory is ... will compare them with original TC2048 as I don't trust ... -
Another fusetest runWould anyone with a real machine be prepared to try the latest version of [url=http://www.shadowmagic.org.uk/spectrum/fusetest.zip]fusetest[/url], my…
On a cold Timex TC2048
fusetest:
[CODE]
...
LDIR... failed (0xfe)
Contended IN... failed (0x02)
Floating ... bug... failed (0x00)
Contended memory... passed
High port ... -
Timex contended memory timings, the TS2068 kludge board and EXROM at $4000 - $7FFFI haven't seen this documented anywhere yet so I thought I'd share my findings. I've been investigating contended memory timings on the Timex Sinclai…
... on contended memory timing also applies to the TC2068 and TC2048. All ... memory at $4000 - $7FFF on a Timex is contended ... -
Timex contended memory timings, the TS2068 kludge board and EXROM at $4000 - $7FFFI haven't seen this documented anywhere yet so I thought I'd share my findings. I've been investigating contended memory timings on the Timex Sinclai…
... on contended memory timing also applies to the TC2068 and TC2048. All ... memory at $4000 - $7FFF on a Timex is contended ... - $7FFF on a Timex is contended, whether it is HOME RAM ... on contended memory timing also applies to the TC2068 and TC2048" do ... -
ANNOUNCE: vbSpec v1.60The latest, greatest, most wonderful and beautiful release of vbSpec, the free Spectrum emulator for Windows, is available now from:- [url="http:/…
... /> It now creates and reads TC2048 .z80 snapshots that are compatible ... -
[NEW]: Spectaculator 4.0Hi everyone, Finally managed to finish it... enjoy! --- [NEW]: Spectaculator 4.0 Spectaculator is a Sinclair ZX Spectrum emulator for PCs runnin…
... .
o Changed the contended memory model for the 128k ... ,3,5,7 are now contended rather than 4,5,6 ... -
ANNOUNCE: Fuse 0.6.0 and friendsThe Fuse team announce the release of version 0.6.0 of Fuse, along with version 0.6.0 of the Fuse utilities and version 0.1.1 of libspectrum, the Spe…
... /> * Get the behaviour of the TC2048 video modes correct (Witold Filipczyk ... -
[NEW]: Spectaculator 6.0Spectaculator is a Sinclair ZX Spectrum emulator for PCs running Windows 95, 98, ME, NT 4, 2000 and XP. Spectaculator emulates the 16K/48K/128K/+2/+…
... to support the Timex
TC2048/TC2068, the General Sound Interface ... -
Emulation accuracy and how it affects softwareHi folks. I was thinking of bodging together a rudimentary Spectrum emulator myself, not as a competitor to the other emulators, but as an integrate…
... FAQ.
As for contended memory and finite-speed screen ... -
ANNOUNCE: Fuse for Mac OS X 0.7.0Following the release of Fuse 0.7.0 is the unsurprising release of Fuse for Mac OS X 0.7.0 which should be available for download shortly at the Fuse…
... ZXCF support.
+ Much improved contended memory and floating bus emulation ... -
(Belated) ANNOUNCE: Fuse 0.7.0 and libspectrum 0.2.2 releasedThe Fuse team is pleased to announce that release of Fuse 0.7.0, the associated utilities and version 0.2.2 of the Spectrum emulator support library,…
... ZXCF support.
+ Much improved contended memory and floating bus emulation ...
