A system that uses a PID controller to balance a ball on a tiltable platform. The system is built with an Arduino, ultrasonic sensor, and servo motor, with PID gain tuning via potentiometers. The ...

Cooking is all about temperature control: too cold isn’t good enough, and too hot can ruin everything. To aid in this regard, ...

For those of us who aren’t blessed with a green thumb and who are perhaps a bit forgetful, plants can be surprisingly ...

Review of ThinkNode M1 and M2 LoRa nodes, and getting started guide for Meshtastic off-grid messaging and GPS sharing ...

Now, we can confirm that Google is indeed upgrading that ultrasonic fingerprint sensor again this year. It’s going to be even faster than before, which is saying quite a bit, to be honest.

As I've experimented and played with a lot of different sensors, I've discovered that these basic devices can be built for ...

This Arduino code utilizes an ultrasonic sensor to measure distances. When an object is detected within a fix distance , the connected motors trigger a sequence: move backward, turn right, turn left, ...

Propeller Direction Install A and B propellers according to the figure below. During the power-on self-test, check if the propellers spin properly and are spinning in the correct direction. Firmware ...