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.

Working template for Reading sensor data using Arduino Uno and then sending it to Firebase using ESP-01 - ESP-01-Arduino-Firebase/README.md at main · pratz222/ESP-01-Arduino-Firebase ...

All devices are available and purchasable from the market, low-price, and easy to configure: ESP8266 (NodeMCU-12E, and ESP-01), Arduino Uno, and Xbee. Moreover, the platforms that we use to tunnel a ...