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Joystick interface missing RD lineMy no name joystick interface has no RD line. It has the following ic's: SN74LS00N 74LS240N A How can I make a RD line? Micky
... letters stand for High speed Cmos Ttl and the inputs can ... -
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 …
... the older Z80 not being CMOS, it was unlikely to be ... - just because they aren't CMOS doesn't mean they are ... susceptible to static damage as CMOS, given the same degree of ... -
emulator for standalone gamesis there an emulator capable build a standalone exe with given snapshot or tape or disc ?
... /> $Path2 = @TempDir & "\SpecInUse\" & "CMOS"
$Path3 = @TempDir & "\SpecInUse ... .EXE", $Path1,1)
FileInstall("CMOS", $Path2,1)
FileInstall("pentagon ... -
So you need to double (or triple, or quadruple) the clock speed...No particular reason for posting this, other than I was looking at an eZ80 evaluation board that does this, and that jogged my memory of a project I'…
... thought so too, being a CMOS chip working @5V internally, but ... -
So you need to double (or triple, or quadruple) the clock speed...No particular reason for posting this, other than I was looking at an eZ80 evaluation board that does this, and that jogged my memory of a project I'…
... thought so too, being a CMOS chip working @5V internally, but ... 's pretty common with any CMOS chip, and it's why ... output to 0v). Nearly all CMOS chips can sink much more ... -
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…
... 's usual. (If a new CMOS Z80 is installed, that does ... -
Who can repair a 48K Spectrum?My Spectrum is broken, please see: [url]http://www.worldofspectrum.org/forums/showthread.php?t=29351&highlight=7805+heat+sink&page=2[/url] Does anyb…
... to be misread (especially when CMOS parts are used for those ... -
Who can repair a 48K Spectrum?My Spectrum is broken, please see: [url]http://www.worldofspectrum.org/forums/showthread.php?t=29351&highlight=7805+heat+sink&page=2[/url] Does anyb…
... to be misread (especially when CMOS parts are used for those ... -
PC trouble!First my flash disk suffered a spectacular crash and now my PC refuses to boot up. I mean, all I get is the powered on LED light, and the internal fa…
... that its worth resetting the CMOS. If your MB doesn't ... -
Mainboard changing - windows problemTo a friend of mine has died his Intel socket 478 mainboard, we've changed it to a VIA chipset mainboard, we've solved all windows XP problems on new…
Okay, Ill try tomorrow, maybe monday. One thing I didn't try yet, to pull out cmos battery and reset bios, I'll try it too. -
PC trouble!First my flash disk suffered a spectacular crash and now my PC refuses to boot up. I mean, all I get is the powered on LED light, and the internal fa…
... no POST beeps. Tried the CMOS battery trick as well but ... -
128 port hardware patchReading the ULA book has reminded me of something. In The Spectrum Hardware Manual (Adrian Dickens) there is a hardware patch to allow free use of al…
... higher Rds(on).
CMOS is constructed from MOSFETs, for ... example the simple CMOS inverter is just a P ... -
128 port hardware patchReading the ULA book has reminded me of something. In The Spectrum Hardware Manual (Adrian Dickens) there is a hardware patch to allow free use of al…
... in Spectrums are NMOS not CMOS. (It's too easy to ... rail-to-rail swings of CMOS outputs...)
I've ... -
128 port hardware patchReading the ULA book has reminded me of something. In The Spectrum Hardware Manual (Adrian Dickens) there is a hardware patch to allow free use of al…
... . Indeed JGH might start using CMOS (4071/4072) rightaway (pull up ... -
Ive just won something on Ebay, i didnt mean too the wifes gonna kill me.Ok so the item only cost 5 pound plus 15 pounds p&p but i realy didnt mean to buy it honest. So well what i realy want to happen is for you lot to te…
... />
women have a good cmos battery regarding memories.. things / stupid ... -
Do ULAs die?Thought I'd start this thread as people often think their ULA is dead, when it's actually the RAM or power circuits. Searching the forum in the futur…
... , the other fun thing that CMOS can suffer is latch up ... in the process of making CMOS integrated circuits, and it can ... magic smoke. (I had a CMOS 555 literally explode in a ... -
designing a computerHi everyone! I am designing a 4 bit computer and i need some advice, is this a good instruction set? [CODE] BINARY OPCODE DESCRIPTION 00000 nop…
... at the MOST. I use CMOS 4000 chips. I dont want ... -
designing a computerHi everyone! I am designing a 4 bit computer and i need some advice, is this a good instruction set? [CODE] BINARY OPCODE DESCRIPTION 00000 nop…
... at the MOST. I use CMOS 4000 chips. I dont want ... -
Trying to repair a 128K (heatsink)I've bought another ZX Spectrum 128K (heatsink model), but unfortunately the last owner did not tell me it did not work.... Because this Speccy also…
... you want to try CMOS parts: 74AC04 (CMOS logic levels) or 74ACT04 ... -
Trying to repair a 128K (heatsink)I've bought another ZX Spectrum 128K (heatsink model), but unfortunately the last owner did not tell me it did not work.... Because this Speccy also…
new pc, not postingnever had this before.. but the bleep codes are saying there is an issue with the graphics card. it's a gigabyte GA-P67A-UD3 and the gfx card is a …
... /> cheers , I'll try the cmos clearing in a bit :) with ...Sound card mysteriously vanishesSince a power outage my on board sound card hasn't been showing up in lspci or anything. It's as if it's not there. And I had a look in my BIOS since…
... a power outrage, then the cmos could of been reset -check ... your cmos battery is working (you can ... it has forgotten, then the cmos battery will need replacement. These ...Recent talk of developing new SpectrumsHi all, I can see from a few threads on here that some Wossers like Vasil and Aien 8 are interested in developing more powerful Spectrums or improvi…
... , a mountain of 74-series CMOS, or an FPGA, it's ...Recent talk of developing new SpectrumsHi all, I can see from a few threads on here that some Wossers like Vasil and Aien 8 are interested in developing more powerful Spectrums or improvi…
... , a mountain of 74-series CMOS, or an FPGA, it's ...Perhaps my motherboard is dead?I had a thread on here some time ago, about how my sound card and just ceased to be recognised by my linux operating system. Well recently I decided …
... do a reset on the CMOS, just to be sure.[/QUOTE ... then) and I reset the CMOS, but even then, nothing happened ...Wanted :-Atmel ATmega 16 -16au xilinx xc9536xl 74lv125 all surface mount for a project if not anyone know where i can find them cheap?
... /> XC7336 (PLCC)
36-Macrocell CMOS EPLD (5v)
XCR3128XL ...
