Related: https://www.eevblog.com/forum/blog/eevblog-1132-the-3-cent-microcontroller!/ https://www.eevblog.com/forum/blog/eevblog-1132-the-3-cent-m... http://w

Related: https://www.eevblog.com/forum/blog/eevblog-1132-the-3-cent-microcontroller!/ https://www.eevblog.com/forum/blog/eevblog-1132-the-3-cent-m... http://www.padauk.com.tw http://www.padauk.com.tw https://lcsc.com https://lcsc.com Related Takeaway: Apparently, according to the author, as of the video production date (2018) -- Octopart and other well-known chip/IC search engines -- did not find these super-cheap microcontrollers!