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NEC CPU - problem?I wonder if I should substitute a NEC CPU in a grey +2. Does anyone else had problems with NEC CPUs inside ZX Spectrum. Some time ago I had a Spectr…
... allowed). Don't have any NEC / Toshiba / Sharp or other Z80 ... -
issue 6a faultyHi All I got issue 6a pcb from ebay with status faulty pcb had bad voltages when I power up I changed tr4 ztx650 and all voltages got back on ic6 I h…
... this (why when i put nec cpu d780c (brand new) sinclair ... -
Help! Info required!I've just come back from the auctions today with a japanese NEC PC-9801 laptop that I bought for ?3.00 I've googled for some info, and come up with…
... today with a japanese
NEC PC-9801 laptop that I ... -
Help! Info required!I've just come back from the auctions today with a japanese NEC PC-9801 laptop that I bought for ?3.00 I've googled for some info, and come up with…
... ]http://cgi.ebay.co.uk/NEC-PC-9801-5-Game-ULTIMA ... -
Help! Info required!I've just come back from the auctions today with a japanese NEC PC-9801 laptop that I bought for ?3.00 I've googled for some info, and come up with…
Unfortunately, I don't have any games for it - It's just the laptop in a carry case.
I already have a boxed Turbo Grafx 16 and a handheld Turbo Express - but no other NEC hardware of any kind. -
Where's the border line between a Spectrum and something else?I mean: there are purists out there that consider that anything that is not a true Sinclair Spectrum, with a true Z80 and a true ULA, and at most, 48…
... well argue that Speccys with NEC made Z80s aren't real ... -
Spectrum Serial Numbers Wanted!![b]This post updated Sept. 26, 2013[/b] As far as I know, the serial numbering system for the Spectrum has never been fully worked out. For the p…
... 8220 Z80A 8213 Modulator 8226, NEC memory chips with no datecode ... 8223 Z80A 8213 Mod 8226,NEC memory chips with no ... 8219 050109 ?21 (modulator 8218,NEC ROM 8219,others 8213,8226 ... 5C102E 8233 no sale 290908 (NEC ROM 8222, memory 8227) relisted ... -
Spectrum Serial Numbers Wanted!![b]This post updated Sept. 26, 2013[/b] As far as I know, the serial numbering system for the Spectrum has never been fully worked out. For the p…
+3 dead(!)Hi, When I turn on my +3 I see only white and black strips (vertical) on screen any idea on how to fix it? Thank you in advance Chris [IMG]http:…
... am waiting new RAM chips (NEC 41464-12) , hopefully this/next ...I just picked up a free Atari 520stJust got a free 520ST, (no cables or leads) and a small box load of games. :? dunno what to do with it, but it was being thrown out, so I grabbed it…
... ) Against the prior crimes of NEC (Z80 based "16-bit" PC ...Help identifying hardware peripheralA few months ago someone gave me all their Speccy stuff. The Spectrum itself was broken, but I got with it quite a few useful peripherals. Among thes…
More montior troubleHello again!. OK,i have been treating myself to a new monitor.After having darkish displays,everything is now clear and bright.So why am i posting h…
... CRT monitors,i had an NEC CRT one before this one ... .The NEC monitor did not have to ...More montior troubleHello again!. OK,i have been treating myself to a new monitor.After having darkish displays,everything is now clear and bright.So why am i posting h…
... CRT monitors,i had an NEC CRT one before this one ... .The NEC monitor did not have to ...3.5 drive (external)Hi, I read that I have to put a 'diode' on the ribbon cable (for the RDY signal). But so far I could not find where can I put it on the cable... Any…
memory chips spectrum +Hi with regards to memory chips the ones in there are tms4116 in the lower memory.there is some on ebay MCM4116BP20 can i mix these with tms ones or …
... , I have the datasheet for NEC UPD416 chips and I found ...Monty Mole/Impossamole "merchandising"?Just came across this in the Dec 1990 C&VG: [img]http://www.ysrnry.co.uk/scratch/impossamole.jpg[/img] Did anything come of it?
... ACE (issue 43) saying that NEC were going to adopt Impossamole ...Spectrum 2-3 times more powerfull than MSX?![url]http://www.youtube.com/watch?v=2-kI0urN9tI#t=8m18s[/url]
... design had been like the NEC Trek... he might have a ...Earliest ULA datecode ??I'm on a mission to find the earliest ULA datecode. Ie, when the first batch of ULA's were manufactured. The earliest picture of the Spectrum circu…
... 8220 Z80A 8213 Modulator 8226, NEC memory chips with no datecode ... 8223 Z80A 8213 Mod 8226,NEC memory chips with no ... 8219 050109 ?21 (modulator 8218,NEC ROM 8219,others 8213,8226 ... 5C102E 8233 no sale 290908 (NEC ROM 8222, memory 8227) relisted ...So which 8-bitter was biggest in which country?ewgf's topic "Be honest now..." got me thinking about this. As we got people from most European countries here and also a few abroad, tell us which 8…
... tried selling the Franklin and NEC but I didn't know ...Remove +12 Volt itemsWhich items can be removed on a ZX48K issue 4b PCB if I don't need the +12 Volt? Micky
... /> The 34k ram is a NEC D43256BCZ-70LL. It is for ...Correct flag response to BIT n,(HL) etc.When running the test program suggested by Arjun (thanks again), all intructions are passing the flag tests except the BIT n,(HL), BIT n,(IX+dis) and…
... 48K Spectrum with his real NEC (I think) Z80 in it ...Correct flag response to BIT n,(HL) etc.When running the test program suggested by Arjun (thanks again), all intructions are passing the flag tests except the BIT n,(HL), BIT n,(IX+dis) and…
... 48K Spectrum with his real NEC (I think) Z80 in it ...Spectrum+ from ebayI recently received a Spectrum+ that I bought off ebay for about ?10 including postage. I have not tested it yet but had a quick look inside through …
... plain divIDE on Spectrums with NEC CPUs.
Also it is ...Spectrum+ from ebayI recently received a Spectrum+ that I bought off ebay for about ?10 including postage. I have not tested it yet but had a quick look inside through …
... years, so that Mostek / Zilog / Nec etc. had enough time to ...Spectrum Serial Numbers Wanted!![b]This post updated Sept. 26, 2013[/b] As far as I know, the serial numbering system for the Spectrum has never been fully worked out. For the p…
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ULA 6C001E-6
NEC ROM
Board issue 2 ...
ULA 5C112E-3
NEC ROM
Board issue 2 ...DivIDE with gray +2 LOAD not workingI have 128+2 gray. It has faulty upper memory. PEEK 23733 shows 191. I wanted to use divIDE to load some test programs, but it always hangs when exec…
... divIDE.
It is NEC Z80 CPU, original Zilog did ...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…
... tried this with an old NEC multisync a few years ago ...I am currently playing......Don't know if there's been a thread like this, but I can't find one.... Having seen all the different threads asking people if they've played such a…
... even though a lot of NEC fanboys will tell you this ...
