A Raspberry Pi Pico combined with a BME280 sensor can create a small Pico Altimeter that measures data like elevation and air ...

If you're looking to take the plunge into the world of ESP32 devices, then here's a basic overview of what you need to know.

Circuit and Working Fig. 2 shows the circuit diagram of the humidifier. The system is built around an Arduino Uno (MOD1), a 5V SPDT relay module, a humidity sensor (DHT22), an ultrasonic humidifier, ...

The functional aspect of IoT technologies and applications transforms real-world objects into smart objects and joins everything under common infrastructure to control them and provide timely updates.