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.

Released over 10 years ago, Arduino UNO is still the best-selling Arduino board, but lacking WiFi in the IoT era is not ideal, so Gianluca Martino, Arduino co-founder and working with the company ...

UNO-WiFi-R3-ATmega328P-ESP8266 This project is made for Arduino Uno WiFi is an Arduino Uno with an integrated WiFi module. Now you can use both module together communicating with each other using ...

Project Description This system integrates an Arduino Uno with an ESP8266 WiFi module to create a responsive home automation controller. It supports up to four relay-connected devices, allowing users ...

Available from RS Components, the Arduino UNO WiFi combines their UNO and WiFi module onto one board. This integrated board is perfect for wireless applications and is the same size as the original ...

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 ...

Arduino introduces its new module »Uno R4«. It is the successor of the R3 module and contains a Wi-Fi module in the extended version. It is also the first Arduino module with 32-bit microcontroller.

Arduino UNO R4 WiFi only Qwiic I2C connector for expansion modules. 3-pin header with an “OFF” pin to turn off the board and a “VRTC” pin to keep the internal Real-Time Clock powered and running.

Our Smart Home Using Arduino Uno R4 WiFi project is designed for home safety and convenience, integrating temperature, humidity, light, and gas monitoring. Using sensors like DHT11/DHT22, LDR, and ...

The R4’s clock runs at 48 MHz (3X the R3), it’s equipped with 32 KB of SRAM (16X the R3), and it boasts 256 KB of flash memory (8X the R3). The R4 WiFi also boasts an Espressif ESP32-S3 module for ...

The guys and gals at Arduino have just released the latest and greatest version of the Arduino Uno. The previous generation was called the R3, so it’s no great surprise that the new generation flaunts ...