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.

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.

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.

Basic Access Point Arduino Project This project creates a simple Wi-Fi Access Point (AP) using an Arduino board and a compatible Wi-Fi module. The Arduino acts as an access point, allowing other ...

Someone has invented a way to add Wi-Fi to a standard Arduino Uno, by proposing a module that drops into the DIL socket normally reserved for the ATmega328 – it will not work with Unos that have a ...

Roboduino V2 is a multifunctional robot car based on Yahboom UNO R3. The all-metal body with 60MM Mecanum wheels, combined with 4-channel motor independent drive, which can achieve 360° ...

In this study, we look at how to use Wi-Fi connection and OTP built into cellphones to supplement existing door lock system issues. This system uses OTP (One-Time-Password) authentication and an ...