Smart PC Power Button using ESP32 - Control your desktop PC remotely using an ESP32, web interface, and a relay module. Supports physical button press, local Wi-Fi triggering, and web server interface ...

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, ...

Learn how to interface the GT-U16 RTK L1+L5 GNSS module with Arduino, decode NMEA data, and analyze real-time satellite signals using iNavTool. Covers RTK concepts, RTCM corrections, and practical ...