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.

Sketch example on how to make chinese Arduino UNO R3 + ESP8266 board to communicate with its ESP module. The purpose of this repo is to show how can we make our program stored on ATMega328 have access ...