This tutorial shows how to build a basic IoT device using an Arduino Uno (R3) board equipped with an Ethernet Shield (W5100). The device is configured both as MQTT publisher (for publishing local ...

Most connected IoT devices today are connected to the internet using a Wi-Fi connection. Although a Wi-Fi connection enables remote access to the internet, it has its own limitations. For instance, in ...

This project demonstrates how to send temperature and humidity data from an Arduino equipped with an Ethernet Shield to a MySQL database hosted on a public server. We utilize PlatformIO in VS Code for ...