Recently, Toilet Tower Defense introduced a cool Tech Event where you can get many awesome rewards for completing various missions. One of these quests turns out to be quite challenging, as you ...

please do let us all know in the comments! We’ve seen the first example circuit in the first article – a device-side (“upstream-facing”) USB-C port that supports USB 2.0 and 5 V of power.

We wouldn’t want that circuit on all the time. That would mean the doorbell ringing non-stop. Electricity can be very dangerous. It can cause fires and injuries. We must always be careful around ...