#z80

dcc: A C89 compiler for CP/M on a Z80

How using AI left me feeling productive but empty.

From 8086 to Z80: Building a NASM-Inspired SDK for 8-Bit Retro Computing

Project/Documentation Site: https://humbertocsjr.dev.br/hcsdk/en

EFT Drones at DSK 2026: Innovations empowers the Future

Drone Show Korea 2026 (DSK 2026) concluded on a high note at BEXCO, Busan, running from February 25 to 27. The event solidified its status…

A New Challenge: Implementing PL/M in Prolog

A New Challenge: Implementing PL/M in Prolog

EFT New Launch Z80 Agriculture Drone

The Smiling Face That Changed My Life

Looking back now, it’s funny how one sick day can change everything.

Speeding Up Truchet Tiles on My ZX81 with Machine Code

Taking my ZX81 Truchet tiles program from BASIC to machine code for a big speed boost. Faster, smoother, and fun to watch in action.

How I Hacked Essex MUD, Ran a ZX Spectrum BBS, and Got Wrecked by the Phone Bill

“From magazine advert to digital portal: the modem that changed everything.”

I Ported SAP* to a 1976 CPU. It Wasn’t That Slow.

Or: I built a vector database for SAP, then ported it to a 1976 processor — for scien… fun!

Z80 vs 6809