Find answers to your questions about Retrocomputing or help others by answering their Retrocomputing questions.
I would like to replace the ST502 MFM disk controller in my Schneider Target PC 7640 (about which I asked earlier) with an ATA (IDE) controller as it gets...
Asked on 08/25/2021 by fuz
2 answerI have a spare universal power supply with regulated voltage up to 12 volts, max 1500mA. It has replaceable tips, where you can reverse polarity. As I understand the MegaDrive...
Asked on 08/25/2021
3 answerIn short, are banks 20h/40h/60h accessible in mode 1? The Pan Docs state that when in mode 1, those banks become accessible."...on large carts (using the secondary...
Asked on 08/25/2021 by Ben L.
1 answerI was reading this QA ( Why is the clock frequency of the PS/2 keyboard protocol so high? ) and read in the replies that a high frequency was...
Asked on 08/25/2021 by Dai
8 answerThis could be a question for the Electronics StackExchange, but I figured that if I couldn't find any info about it it might be more of a Retrocomputing thing. I've...
Asked on 08/25/2021 by Architect
7 answerI've picked up this CDTV some time ago, but didn't have DiagROM to test it properly. It is running perfectly fine, all features. My diag chip arrived this morning, and...
Asked on 08/25/2021 by Bartek Malysz
1 answerRecently I've also looked inside microdrive drives of Sinclair QL and inside microdrive cartridges for it. The tape looked like a compact cassette tape cut longitudinally to a half width...
Asked on 08/25/2021 by lvd
2 answerI am working on designing a 8 bit computer and I was considering adding support for a Atari 2600 controller. I know it uses a D-Sub9 connector, but is there...
Asked on 08/25/2021 by benjamin black
4 answerThe Microbee was an early '80s Z80 microcomputer from Australia that was successful mostly in education. Looking at some disk image files I've downloaded I can see...
Asked on 08/25/2021
1 answerWere there any home computers before 1985, on which you could create a loop (finite or infinite) in direct-mode? And if it was possible on some machines,...
Asked on 08/25/2021 by mnml
4 answerGet help from others!
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