EEVblog had a video series about a 3 cent microcontroller: https://www.youtube.com/results?search_query=3+cent+microcontroller+eevblog https://www.youtube.com/r

EEVblog had a video series about a 3 cent microcontroller: https://www.youtube.com/results?search_query=3+cent+microcontroller+eevblog https://www.youtube.com/results?search_query=3+cent+microcon...