The Zilog Z80, launched 50 years ago in 1976, became a foundational 8-bit processor for early computers and embedded systems, influencing CP/M and spawning clones like the GameBoy’s LR35902, while its industrial use persisted until 2024. The author’s DIY Z80 projects and exploration of its evolution from the 8080 highlight its technical legacy, from simplified interfacing to advanced features ...