lvd

Member for 6 years, 9 months
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217/400 score

33/80 answers

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Answers

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Score Activity Newest

56

Zilog Z80 freezes while binary counting up to 65 536 (2^16)

Feb 3, 2020

24

Is there any advantage of a ceramic microprocessor over a plastic one?

Apr 25, 2017

23

What is the reason the 8051 was not used in 8-bit computers?

Feb 18, 2020

20

Can the 6502 clock be changed on the fly?

Nov 30, 2021

19

Why did 1-bit DRAM chips have separate data input and output?

Feb 5, 2020

Questions

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Score Activity Newest Views

39

What was the design rationale behind multi-port and multiple connections (and back-connections) designs of the early protocols like NFS or FTP?

May 13, 2020

25

Do instruction exercisers exist for 8086 and 68K (and other) CPUs?

Jul 1, 2021

15

Different escape codes for the same keyboard keys -- where did they come from?

Feb 23, 2019

15

Why did MC6809(E) require two-phase clock consisting of two square waves shifted by 90°?

Jan 20, 2020

14

Were there really any cost savings in Sinclair QL because of it being 8-bit design with 8-bit bus 68k CPU?

Jul 10, 2020

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z80

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Reputation

+120

Was there any computer since about 1960 without interrupt support?

+20

Sinclair's microdrive -- was it based on compact cassette technologies?

+190

Was there any computer since about 1960 without interrupt support?

+10

ZX Spectrum - guidelines for porting to PC and more are appreciated

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