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

In case you missed it, the big news is that a minimal Arduino core is up and working on the ESP32. There’s still lots left to do, but the core functionality — GPIO, UART, SPI, I2C, and … ...

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.

Using the WiFi option, users can connect to the Arduino Cloud or other platforms to easily create connected projects.” To learn more about the UNO R4, please visit https://store.arduino.cc/pages ...