An indoor positioning system based on WiFi RSSI data to return to the right room of a hotel corridor. Maybe useless, but it works just fine!
If our pollution adversely affects the environment, then, it's our responsibility to protect the environment, humans, plants, and animals.
A stylish performance controller, conceived to easily modify and tailor the hardware and software structure to the user’s needs.
How to make a digital scale using ultrasonic sensor in freeform, using an Arduino Nano and OLED display!