Building a 6502 Computer from Scratch: “Hello, World”
Ben Eater · Tutorial · YouTube title: “Hello, world” from scratch on a 6502 — Part 1
Why it's here
HN repeatedly recommends it as the best hands-on way to understand how a CPU and a computer work from first principles.
What it covers
Ben Eater starts a series building a working computer on breadboards around the 6502 microprocessor. In this first part he gets a 'hello world' running from scratch.