Checkout Ben Eaters series on building a breadboard computer: https://youtube.com/playlist?list=PLowKtXNTBypGqImE405J2565dvjafglHU https://youtube.com/playlist

Checkout Ben Eaters series on building a breadboard computer: https://youtube.com/playlist?list=PLowKtXNTBypGqImE405J2565dvjafglHU https://youtube.com/playlist?list=PLowKtXNTBypGqImE405J2565d... In the series he builds all the things more or less from the group up. And if that isn't enough he in another video series builds his breadboard VGA graphics card