Its a digital era now. Do you know 40 years ago how a computer or microprocessor looks like ? Its not to late to design your microprocessor, the heart of a computer.
A guy create processor from transistor.
Two guys create a TTL micro computer from around 50 logic ICs.
This guy also cool ! I learned a lot from his articles.
A resource for 6502 processor.
A serious book about stack machine also available.
Now let me design my fetch unit state machine. Fun exercise to your brain !