Looking for practical Arduino projects? This guide shows how to control a relay from your smartphone using an Arduino Uno — either via Bluetooth or Wi-Fi with an ESP8266 ESP-01 module. With ...

The UNO R3+WiFi (ATmega328P+ESP8266) board is an unofficial Arduino Uno clone, but has Wi-Fi capabilities. It is promising for many do-it-yourself projects because you can use a single board to easily ...

[Brian] first reported a new $5 WiFi module back in August. Since then there have been an explosion of awesome projects utilizing the low-cost serial to WiFi module that is the ESP8266.

Learn how to use the Arduino nRF24L01 module for wireless communication. This beginner-friendly guide covers wiring, code, and troubleshooting to kickstart your Arduino RF projects.

A lot of people have used ESP8266 to add inexpensive WiFi connectivity to their projects, but [Oscar] decided to take it one step further and program an Arduino over WiFi with the ESP8266. [Oscar] … ...

While a few Wi-Fi solutions have existed to connect your Arduino to the internet wirelessly, the release of the new Arduino Wi-Fi shield makes those projects even simpler.

Learn how to use the A7672S 4G LTE GNSS module with Arduino for GPS tracking and IoT communication. This guide covers pinout, interfacing, AT commands, and HTTPS data upload. Ideal for mobile projects ...

This project allows to create a modbus communication between Arduino Uno and Raspberry Pi 2, using a switch and ethernet cables and then using a WIFI hotspot. The application is an example, the ...

The ArduinoLCD modules by EarthMake offer a powerful and versatile solution for adding touchscreen functionality to your Arduino projects.

Most of us have an 8x8 LED matrix from one of our Arduino kits. What can we do with them? This module investigates how to use these interesting devices. Along the way, we describe a fun electronics ...