The output of the comparator toggles when the resistance between the other input and ground is either higher or lower than 51 ohms. Enabling internal pullup resistors in the ATtiny85 not only ...

A simple, low-cost Vehicle Theft Detector device can effectively alert homeowners or occupants if a parked vehicle is moved ...

He was looking enviously at the squareness comparator that [Tom Lipton] had made when somone on Instagram posted a photo of the comparator they use every day. [Stefan] loved the design and set ...