Looking for practical Arduino projects? This guide shows how to control a relay from your smartphone using an Arduino Uno — ...

Setup is fairly simple with downloads for Linux, OS X, and Windows. This isn’t an ESP8266 shield, either: you can write code for the ESP module, connect the serial pins, and hit the program button.

Posted in Arduino Hacks, Hackaday Columns, Reviews Tagged adafruit, arduino, CE, ESP8266, espressif, fcc, huzzah, lua, lua interpreter, NodeMCU, wifi ← Hacklet 45 – Reverse Engineering Projects ...