4 ms·They forgot to mention its a Pi Pico, the microcontroller. Those are not hard to find.by MisterTea 4y agoThey forgot to mention its a Pi Pico, the microcontroller. Those are not hard to find.Fatnino 4y agoThe w version is a bit harder to find but not by muchdatpiff 4y agoI don't think Hardware Hacker’s Handbook uses the Pico (don't have a copy in front of me) but it definitely uses a Pi 3+ as a demo target.