There are two common types of cheap ultrasonic distance modules listed below, which are both very similar from a hardware perspective. They both have an ultrasonic transmitter and a matching receiver, ...

The source code consists of a master SHADOW controller and multiple sensor controllers. The code for each is included. Moving average is needed as a library as well as the marcduino header files.

Here’s a fun build from [RootSaid] that is suitable for people just getting started with microcontrollers and robotics — an Arduino-controlled two-wheeled robot. The video assumes you already have one ...

The ESP32-C6 board continuously reports signal strength values that can be referenced to the wireless situation in the ...

Regular Christmas trees don’t emit light, nor do they react to music. If you want both things in a holiday decoration, consider this build from [dbmaking]. An ESP32-D1 mini runs the show here. It’s ...