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RFC: ZXI hardware interface standardisationReposted from c.s.s to reach a wider audience [QUOTE=Andrew Owen] You may have noticed that there are more people making add-ons for the Speccy than…
... how bad it is, the ULA uses 32768 ports. Most of ... solution was to get a Timex (which uses full port decoding ... -
48 Issue 3b working but very hot ula and cpuSalve to everybody I bought from e*ay an Issue 3b 48k , fitted in a + case. Fixed the keyboard problem with a new keyboard membrane from good Rwap (w…
... characters. BUT I noticed that Ula is very hot and the ... for fetishism I added to Ula and Z80 two mini heatsinks ... -
ULA BookI've just had an email stating that my ULA book is "in the post" - yay! Well done Mr Smith for all the hard work on this.
I've just had an email stating that my ULA book is "in the post" - yay! Well done Mr Smith for all the hard work on this. -
ula bookula book is here: [url]http://www.zxdesign.info/book/[/url] can i post sam coupe stuff here - she kind of is a speccy if you stuff the speccy rom i…
ula book is here:
[ ... you
was readinfg the ula book and this is not ... described as ula snow - the description of that ... which is what i thought ula snow was whereas that is ... -
Timex 1500 display modIs it possible to mod the timex 1500 RF to display at 50hz on a uk tv set?.
Is it possible to mod the timex 1500 RF to display at 50hz on a uk tv set?. -
zx spectrum ULAis the ULA in the 16K the same as in the 48K could you take the 16K ULA and place it in a 48K I ask this because i have a speccy thats dogy with th…
is the ULA in the 16K the same as in the 48K
could you take the 16K ULA and place it in a 48K
I ask this because i have a speccy thats dogy with the graphics and my 16K has keyboard issues
thanks -
ZX spectrum 48K ULAhi everyone I WANT a 48K working ULA. My one needs replacing.. Thanks
hi everyone
I WANT a 48K working ULA. My one needs replacing..
Thanks -
Broken keyboard due to broken ULARecalling csmith's thread about dead ULAs, a thread appeared in the Zonadepruebas (Spanish) forum regarding... a dead ULA, but only a partially dead …
... (Spanish) forum regarding... a dead ULA, but only a partially dead ... to life.
"Another ULA knackered!" I thought...but... how ... The only solution: bypass the ULA. That's to say disconnect ... to read something from the ULA. This combination (the most ... -
PoC for a ULA video generator described using Handel-C and a Basys FPGA board.Recently, I've taken a course about hardware design for video processing using FPGA's. The HDL used in the course was Handel-C, a C look alike langua…
... write a description of the ULA behaviour when generating video (not ... of 14MHz of the original ULA) .
The result is ... : one of them is the ULA video generation FSM, which in ... -
Which ULA for which issue?Which ULA is for which issue? Is there a standard? Micky
Which ULA is for which issue? Is there a standard?
Micky -
+3 ULA question.I have a +3 and a DivIDE+ unit. Another user has suggested that the reason the DivIDE+ doesn't work on the +3 is that the ULA may be dud. I have trie…
... the +3 is that the ULA may be dud. I have ... can get a replcaement +3 ULA from? I have been told ... a +3, what about 128K ULA or +2 ... -
timex 2040 printerVery little used Timex 2040 printer to a new [B]caring[/B] home. Around one roll of paper printed. Still some half or so roll left (loaded into the p…
Very little used Timex 2040 printer to a new [ ... -
1 or more Timex MIAs for sale (not by me)At least one of these is MIA. Haven't checked the others: [url]http://www.ecrater.com/p/9309372/timex-sinclair-2068-software-lot-of-5-different#[/ur…
... ://www.ecrater.com/p/9309372/timex-sinclair-2068-software-lot-of ... />
Since these are original Timex cassetes and cartridges, preservation is ... -
Wanted: Rubber Key 48K M/board or ULAI have a spectrum that isn't too happy. It seems to be a problem with the ULA... So, has anyone got a spare working motherboard that'll fit in my ca…
... be a problem with the ULA...
So, has anyone got ... in my case, or a ULA for a 3b revision? I ... .
The current ULA has Ferranti ULA 6C001E-6 / 8351 stamped ... -
BEEPER music contest 2011Yo! ;) Some small info. :) ______________________________________________ BEEPER music compo (ZX Spectrum 48K chiptune). OK. The BEEPER Party is …
... /> A compo-machine will be Timex Computer 2048 (don't worry about ... -
Timex Floppy Disk Drive emulation discussionI feel embarrassed for starting this topic because I can't contribute with actual code, but this is a new attempt to simplify and present what the Ti…
... couple different models of the Timex FDD in Portugal, Poland, ... If I remember correctly, all Timex TOS disks had less capacity ... for example, presented Sinclair and Timex computers to students in Portugal ...
-Have all the technical Timex FDD info in just one ... -
Chris Smith's ULA talk - live today (Sat Jul 23) 4pm BSTChris Smith's talk on the Spectrum ULA at Euskal Encounter will be broadcast live today on the Basque country public TV's website! Sorry about the sh…
... 's talk on the Spectrum ULA at Euskal Encounter will be ... , and the second about the ULA and its reverse engineering.
csmith talks about games/ULA book on EITBHere is what looks like a very rough edit, courtesy of EITB (Basque country TV) with Chris Smith about the ULA book and game engines of back in the d…
... ) with Chris Smith about the ULA book and game engines of ...Add horizontal hardware scroll to ULA+In this case we must read a bit in the ULA+ for test if supported. And the future software that uses it must have to branch: 1. If hardware scroll i…
... read a bit in the ULA+ for test if supported. And ... bits of displacement, and the ULA start the frame with the ...TIMEX: Penetrator for saleyeah, so I've got Penetrator for the Timex (doesn't run on a Spectrum) and it's for sale! so do send me your pm with an amount you'd be willing to p…
yeah, so I've got Penetrator for the Timex (doesn't run on a Spectrum) and it's for sale!
so do send me your pm with an amount you'd be willing to pay for it. free shipping worldwide! how can you argue with that.ZX81 Dark screen, could it be the ULA?Trying to get a ZX81 going for a mate of mine, already replaced the membrane (Cheers Rich!) but now its the old "very dark screen" problem, probably …
... " problem, probably caused by the ULA and fixable with the composite ... this could be a damaged ULA that his mod may not ...Slightlt OT. - ZX81 ULA Modulescomming soon... ZX81 ULA module. Plugs into original ula socket, provides composite video output (requires vwry small mod to bypass UHF Modulator, b…
... .
Plugs into original ula socket, provides composite video output ... constant 3.25Mhz from the ULA to your sound card (or ...New ZX-ULA2An upgraded / replacement ULA for the Sinclair ZX81 is now available. The ZX-ULA2 is a direct replacement for the standard ULA used in the Sinclair …
An upgraded / replacement ULA for the Sinclair ZX81 is ... direct replacement for the standard ULA used in the Sinclair ZX81 ... home computer.
The ULA is a custom chip designed ... ), and also works with the Timex-Sinclair TS1000 computers (but not ...Timex 2040 printer for saleLittle used Timex 2040 printer for ZX Spectrum48/+. Worked fine when I last time used it in -88/89 :razz: I recall used for one roll of paper or less…
Little used Timex 2040 printer for ZX Spectrum48/+. Worked fine when I last time used it in -88/89 :razz: I recall used for one roll of paper or less. Price is 1? and shipping.
[IMG]http://www.deadcoderssociety.net/pics/timex2040.jpg[/IMG]SCRplusAnn: SCRplus 0.19, with a user-friendly GUI (based on GTK+). Converts images to ZX Spectrum format. Supports ULA+ format, Timex 8x1 attributes, YUV…
... to ZX Spectrum format. Supports ULA+ format, Timex 8x1 attributes, YUV tweaking ...Can anyone test my Issue 2 ULA?Hi guys, Could anyone with a Issue 2 Speccy try whether my ULA works in theirs? I will obviously cover postage etc. Just want to know whether I have…
Hi guys,
Could anyone with a Issue 2 Speccy try whether my ULA works in theirs? I will obviously cover postage etc. Just want to know whether I have a faulty ULA or not before trying to source one from somewhere.4116 SRAM replacement (and ULA timings).As mentioned in another thread, I have spent quite a lot of time experimenting with different circuits and components for using a static RAM IC to re…
... perfectly with a 5C112E ULA. I have just been ... whatever their native (version 6) ULA happened to be.
... much more severe as the ULA (I assume) warms up ... makes me think the ULA must sometimes wrongly read from ... address or of the ULA's latching of bytes ...ULA snowHow is this feature implemented in emulators ? And how exact is the emulation ? I somehow supposed that ULA snow is something that is not very determ…
How is this feature implemented in emulators ? And how exact is the emulation ?
I somehow supposed that ULA snow is something that is not very deterministic in nature. But if one can emulate it (perfectly ?) then i was wrong.ZX Spectrum ULA core available at OpenCoresHi! On April, 23th, I opened a new project at the OpenCores website: [url]http://opencores.org/project,zx_ula,Overview[/url] Right now, it has a, h…
... , hopefully, complete description of the ULA chip, written in Verilog, and ... on it to act as ULA, with a true Z80 and ... way I hope to tune ULA timmings in case there's ...
