Ken Shirriff's blog

Bitcoin Wiki describes some alternative ways to display the symbol that are easier than my approach. You're probably better off readi...

In 1970, MOS memory chips were just becoming popular, but were still very expensive. Intel had released their first product the previous yea...

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...

This article is now available in Japanese: 紙と鉛筆でビットコインをマイニング：1日に0.67ハッシュ and Russian: Майним Bitcoin с помощью бумаги и ручки . I decided...

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...

Update: It turns out my 7805 isn't counterfeit. eclectro did an in-depth search ( details on reddit ) and found an old 7805 datasheet...