-
Pyskool 0.2.2: Back to Skool mode is complete![url="http://pyskool.ca/?p=220"]Pyskool 0.2.2 has been released[/url]. Pyskool is a (mostly) faithful remake of Skool Daze and Back to Skool in Pyth…
... />
Status summary: Skool Daze mode is complete; Back to Skool ... mode is now complete too.
< ... -
ZX Spectrum Test UnitHi all, I aquired this as part of a job lot, offering for sale for ?20 + postage (paypal payment only). No idea if it works, but it seems in good c…
... shop built/used it to test Spectrums. It's an interesting ... -
ZX 48K issue 4a with ULA 5?I got a ZX 48K PCB. It works but it has a ULA 5. I thought on the issue 4a is a ULA 6 or later. Micky
I got a ZX 48K PCB. It works but it has a ULA 5. I thought on the issue 4a is a ULA 6 or later.
Micky -
+3 FaultsI have some Spectrum +3s for testing - looks like they all need drive belts. One will not start up and shows a screen of yellowy green, then one of …
... . Ah I thought - maybe the ULA - the other +3's case ... +3 have a keyboard self-test on start-up? -
testing if speccy is fully functionalHi, There is so much mention of T states but still confused. Does this mean if an instructin is out by a T-state or more then the speccy is faulty?…
... of ULA, the basic rom and the Z80 processor to test if ... that checks the basic rom, ULA, and Z80 processor and memory ... -
Problem with new DivIDE+ on ZX +2A?I just received DivIDE+ from RWAPSoftware and am having trouble getting it to work on my +2/A. The device came with 1GBCF card preinstalled with 3 ga…
... game "Exploding Fist" in 48k mode, the game loaded and the ... test, but this time loading the game "Exploding Fist" in 128k mode ... game Exploding Fist in 128k mode and the same scenario repeated ... the game again in 128k mode, but without the Mouse Turbo ... -
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 ... -
RGB to VGA convertor for ZX128/+2/+2A/+3David Luftner release source code (VHDL) of SCANDOUBLER for ZX128/ZX128+2/+2A/+3: [url]http://velesoft.speccy.cz/other/scandoubler-for-zx128_fixed_by…
... for VGA output - actually VGA mode 640x480 / 60 Hz. Scandoubler need ... .4690 MHz from ZX board. ( ULA chip use 17.7345 MHz ... -
Picture interference on red areas.I recently got a 48K Speccy off eBay, did a composite mode and it seemed to work OK, but then my TV had to go off for repair so I didn't use it for a…
... off eBay, did a composite mode and it seemed to work ... faults, e.g. an aging ULA or other components? -
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. -
Spectrum hangs upWhat might be problem when my ZX Spectrum 48K (rubber keys) hangs up after few minutes play? It had memory problems but i changed (or an expert did i…
... memory test programs says that everything is OK. Also ULA is OK ... -
48K Speccy Repair Log.Some people may know my love for writing up my repairs of arcade PCBs on various forums so thought I would do the same for this little fella. Had th…
... ribbons.
The PEEK test to determine if the machine ... with these machines is the ULA chip, the only custom chip ... />
... the first test was a bus test, this tells the pseudo ... my head, with a working ULA (subsequently tested on another speccy ... -
Return to +3 BASIC from 48K mode.Hello Spec-Chums! I don't know if this trick has been posted before, if it has, i apologise, but i have not been able to find it. Anyway, here goes…
... command to enter 48K BASIC mode, there is no way back ... -
Memory upgradeHi! I bought a 16K rubber key Spectrum. It's said in the box and memory test program also said it's 16K machine. Strange thing is that there is yell…
... in the box and memory test program also said it's ... also 4 empty sockets between ULA and Z80.
My question ... -
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 -
Problem with lag/tournament modeHi. I'm trying to make some gameplay recordings for the Speccy Tour and have run into difficulty. I'm using Spectaculator, and I had one evening wher…
... up the snapshot, the tournament mode violation is triggered and the ... -
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 ... -
Help Setting up / testing 48k +Hi guys, I've bought hubby a Spectrum + 48k and games for Christmas. As it's a surprise, his sister and I have been trying to test it at her house …
... I have been trying to test it at her house but ... is it in some random mode?
I would be ... -
ZX Spectrum 48K,issue two - can't get it repairedI have an issue 2, which has some weird very small PCB hanging over the Z80. Some wire go to various places on the big PCB, two go to connections 36 …
... 36 and 37 of the ULA.
Replaced TR4 and ... dead.
Test 1 = ok
Test 2 = ok
Test 3: LEDS ... 4 times)
Test 4 = ok
Test 5: LED's 3 ... say:
Z80 = working
ULA = working (type is 5C102E)
ZX Spectrum 48K, issue - works fine till it gets hot (?)ZX Spectrum 48K, issue 2, works just fine, tested with Winston's diag board. At a certain moment in time however, it seems to run hot and stalls. Whe…
... .
Voltage regulator and ULA both get very hot, but ... ? What to replace? Any specific test I could perform?ZX spectrum +2 issue3 (gray) videoout problemHi! Have distorted flickering image on ZX spectrum +2 gray issue3. RGB connection thru sony CXA rgb->svideo coder (Good quality! but flickering) [ur…
... .th.jpg[/img][/url]
Test connection to transistor TR4 (composite ... .jpg[/img][/url]
Test connection to pin 6 of ... /plus2sch.png[/url]
ULA sync malfunction?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 ...+2: 128k enhanced games no longer loading (but OK in 48k mode) :-/Having a spot of bother with my +2, a couple of my favourite games are now refusing to work in standard "Tape Loader" based 128k mode - Marauder (Hew…
... standard "Tape Loader" based 128k mode - Marauder (Hewson, original release) and ... /> Both load fine in 48k mode, but with the obvious lack ...Lerm M Mode 2 Release on Own ? ... and others.Hi folks, Regarding the above title: [url]http://www.worldofspectrum.org/infoseekid.cgi?id=0008345[/url] Does anyone know whether M Mode 2 was rele…
... /> Does anyone know whether M Mode 2 was released on it ... wondering whether the Lerm M Mode 2 should be listed in ...
