Working Principle: The ESP32 microcontroller collects data and sends it to a PHP API hosted on a local server using XAMPP. The API then communicates with a MySQL database to store or retrieve data ...

IPAddress server_addr(85, 10, 205, 173); //endereço IP do servidor MySQL. char user[] = "xxxxxxxxxxxxxxxx"; //nome do usuário do MySQL. char password ...

We’ve been keeping up with the ongoing software developed for the ESP32 WiFi chip, and that means a lot of flashing, hooking up random wires, and rebooting. Along the way, we stumbled on an Easter egg ...

In the previous project update, you learned about enhancements to the ESP32 Energy Meter’s schematic design and PCB. This article focuses on the practical implementation and integration of the new ...