Ken Shirriff's blog
Computer history, restoring vintage computers, IC reverse engineering, and whatever
Showing posts with label
Z-80
.
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Showing posts with label
Z-80
.
Show all posts
Down to the silicon: how the Z80's registers are implemented
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The 8-bit Z80 microprocessor is famed for use in many early personal computers such the Osborne 1, TRS-80, and Sinclair ZX Spectrum. The Z80...
21 comments:
Why the Z-80's data pins are scrambled
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If you look closely at the datasheet for a Z-80 chip, you'll notice the data pins are in a random-looking order. The address pins (A) ar...
5 comments:
The Z-80's 16-bit increment/decrement circuit reverse engineered
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The 8-bit Z-80 processor was very popular in the late 1970s and early 1980s, powering many personal computers such as the Osborne 1, TRS-80,...
13 comments:
Reverse-engineering the Z-80: the silicon for two interesting gates explained
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I've been reverse-engineering the Z-80 processor, using images from the Visual 6502 team. One interesting thing about the Z-80's s...
4 comments:
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