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Timex video mode & SamCoupe sound chip.Hi, people! I propose a solution which allows to use sound chip SamCoupe SAA1099 jointly with computers Timex 2048/2068. Everyone knows that these de…
... /> TimexConfigLoad=/A9 & A10 & /M1 + /IORQ + /(A0 & A1 & ... & A6 & A7 & /M1);
2) you must change ... -
Address bus contents (i.e. PC) during execution of HALTI'm wondering if anyone can tell me what's placed on the address bus during execution of HALT, beyond the initial M1 cycle. The Z80 user manual state…
... of HALT, beyond the initial M1 cycle. The Z80 user manual ... states that M1 cycles are repeatedly executed, but ... -
Rented PropertyDoes anyone else on here rent out a property?? I ask because my tenant has just skipped owing the last months rent, has damaged a fire that was fitt…
... bond will not cover the repairs. Couple this with not paying ... -
conflicted of hullI just got a spares repairs +2 (grey) from eBay for 3quid. I was going to nick the keyboard for the Harlequin. The only problem is the +2 looks to be…
I just got a spares repairs +2 (grey) from eBay for ... -
DivMMC EnJOY! I do enjoy!!!!!Hi all! Ok, so I grew up in the UK in the 80?s and convinced my parents to buy a 48k Spectrum ?to help with homework? lol. Well now I am older and ha…
... me out by guiding my repairs, and giving great advice. Customer ... -
Issue 4S differencesI decided to buy an Issue 4S PCB after reading much about them on here. It was originally in a plus case which didn't come in the sale. I've been run…
... read this might be because M1 isn't implemented properly on ... -
Microvitec CUB MonitorFinally moving house soon and I've decided to part with my CUB monitor. I've used it mainly with my Toastrack in the past, but not for a few years no…
... Milton Keynes or near J12 M1 at my office. -
FS] Enterprise 64, 128 and SVI 728 MSXI have a few juicy spares or repairs machines up on auction atm [URL="http://www.ebay.co.uk/sch/microsprout0161/m.html?item=281382588559&hash=item418…
I have a few juicy spares or repairs machines up on auction atm [URL="http://www.ebay.co.uk/sch/microsprout0161/m.html?item=281382588559&hash=item4183b5908f&pt=UK_VideoGames_VideoGameConsoles_VideoGameConsoles&rt=nc&LH_Auction=1"]here[/URL] -
DivMMC + ESXDOSHowdy, I'm trying to implement DivMMC and ESXDOS on my FPGA-based Spectrum compatible, ZX Prism. Could anyone tell me under what bus conditions the …
... to check for each? (MEMRQ, M1 and RD low, Address bus ... -
Sinclair parts for spares and repairsTwo more mixed lots of Sinclair parts on Ebay: [URL="http://www.ebay.de/itm/131269101227?ru=http%3A%2F%2Fwww.ebay.de%2Fsch%2Fi.html%3F_from%3DR40%26…
Two more mixed lots of Sinclair parts on Ebay:
[URL="http://www.ebay.de/itm/131269101227?ru=http%3A%2F%2Fwww.ebay.de%2Fsch%2Fi.html%3F_from%3DR40%26_sacat%3D0%26_nkw%3D131269101227%26_rdc%3D1"]http://www.ebay.de/itm/131269101227?ru=http%3A%2F% ... -
+3 edge conn issueHi all, Long time 48k user, but recently bought a +3 off Ebay for fun. I made the composite video mod and have her up & running but, Have tried my …
... about the +3. I scoped M1 (common prob with some Z80 ... -
Spectrum Issue 2 - TR6 ReplacementI've just got my hands on an Issue 2 ZX Spectrum, that needed some repairs. The picture quality after doing a composite modification was pretty shodd…
... ZX Spectrum, that needed some repairs. The picture quality after doing ... -
Noob repairs of an S2 and S6AI received two Spectrums a Series 2 and a Series 6A both of which are not working. I don't know anything about electronics so thought my lad and I wo…
I received two Spectrums a Series 2 and a Series 6A both of which are not working. I don't know anything about electronics so thought my lad and I would take one each and resurrect them as an little project. Following [URL="http://www.youtube.com/watch?v= ... -
Sinclair parts for spares & repairs and moreI have again a few auctions running, mainly for Spectrum 48/+ parts Bundle 1: [URL="http://www.ebay.de/itm/131328263779?ru=http%3A%2F%2Fwww.ebay.de%…
I have again a few auctions running, mainly for Spectrum 48/+ parts
Bundle 1:
[URL="http://www.ebay.de/itm/131328263779?ru=http%3A%2F%2Fwww.ebay.de%2Fsch%2Fi.html%3F_from%3DR40%26_sacat%3D0%26_nkw%3D131328263779%26_rdc%3D1"]http://www. ... -
+2b borkedwell not completely I get this when I hit the NMI on my multiface 3 (so that negates the use of my divides too), the yellow/green stripes flash [IM…
... 48) the z80 has good m1 line (came out of a ... -
Dizzy compilation and VZ200 on EbayBoth auctions don?t really fit together, but tonight I will be listing: - A "Dizzy's Excellent Adventures" compilation (3 cassettes) - A VZ200 comp…
Both auctions don?t really fit together, but tonight I will be listing:
- A "Dizzy's Excellent Adventures" compilation (3 cassettes)
- A VZ200 computer for spares and repairs
Links to follow. -
ZX Spectrum+ DivMMC EnJOY! Grundig 16" LCD TV and books.The Spectrum is in very good condition. Composite video mod. New mambrane (bought in November 2014 from rwap_software [url]http://www.sellmyretro.co…
... . Suspect existing CPU has faulty M1 output.
- Replaced all electrolytic ... voltages present.
- Confirmed CPU /M1 output not present.
- Fitted ... display produced.
- Confirmed CPU /M1 output is functioning.
- Re ... -
Several vintage computers on EbayI´m offering resp. am about to offer several vintage computers: - TS2000 Spectrum 48K (until tomorrow night) <a href="http://www.ebay.de/itm/131542…
Spectrum/QL/ZX81/Lambda and other parts on EbayI currently have a few auctions running on Ebay, which might be of interest for some of you: (Black) +2 main board + lower case: [url="http://www…
... [/url]
Spares and repairs for Spectrum/QL/ZX81/Lambda ...Understanding the Kempston joystick circuitHere is the schematics: http://www.retroisle.com/sinclair/zxspectrum/Technical/Hardware/KempstonJoystickInterface-Schematics.php Ok, the 74LS138N …
... ,A6,A7,/RD,/IORQ and /M1, on the expansion port. When ... as /RD and /IORQ, and /M1 is high, the chip pushes ...Issue 3B woesHello there, I currently have a Issue 3B for repairs around, it used to have broken upper and lower RAM, which I replaced with 41256-120 DRAMs (hac…
... have a Issue 3B for repairs around,
it used to ...Bizarre ZX Spectrum faults (also possibly relevant to Spectranet compatibility problems).I'm attempting to repair an issue 4A 48K ZX Spectrum and am encountering some very strange problems. For my own records I've given this computer the …
... Z80 had a non-functioning /M1 output (this is very common ... CMOS Z80 and confirmed its /M1 output works correctly. ZX285 would ... , but one with a working /M1 output. The Spectranet interface now ...SNP filesMorning.. Having done some extensive repairs to an old Spectrum 48, I've connected it up to my old Interface 1 and MD's and to my surprise, all is go…
Morning.. Having done some extensive repairs to an old Spectrum 48, ...Zx spectrum games, magazines and hardware for saleWith a heavy heart I'm going to have to sell my spectrum collection as I need the space! [b] For sale:[/b] [b]ZX Spectrum plus.[/b] Spares or rep…
... Spectrum plus.[/b] Spares or repairs. Hasn't worked since 1992 ...+2 grey tape 'pre echo'Previously posted this in the hardware updates section by mistake. Wondering if anyone can shed some light on this. Just picked up a grey +2 and…
Star Trek (Mikro-Gen) - manual...Hi, try to play it... I've found some commands: STATUS, LOOK (activate LRS), SHORT (activate SRS), and few with parameters - WARP, PHOTON, PHASER…
... ", to dock on Starbases (for repairs) etc.)I'm thinking about getting rid of my car.Just got fed up with repairs, running costs and parking problems (bloody nightmare round where I live). I hardly ever use it in the week as I walk…
Just got fed up with repairs, running costs and parking problems ( ...Spectrum issue 4SI have an almost completely depopulated issue 4s board. Wondering what to do, repairs or spares? I hooked it up and the voltages are off, 5v is fi…
... board. Wondering what to do, repairs or spares?
I ...z80 replacementI have a Z80 with a bad M1. Would this be a suitable replacement? http://www.mouser.com/ProductDetail/ZiLOG/Z84C0006PEG/?qs=%2fha2pyFadujVcI6Qdio…
I have a Z80 with a bad M1. Would this be a suitable replacement?
http://www.mouser.com/ProductDetail/ZiLOG/Z84C0006PEG/?qs=%2fha2pyFadujVcI6QdiokaAkI9fpd2Kz8T0thgCH2nHo%3d
