A lot of people have used ESP8266 to add inexpensive WiFi connectivity to their projects, but [Oscar] decided to take it one step further and program an Arduino over WiFi with the ESP8266.

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 ... for projects made with Uno R3 or Leonardo. Keeping the pinout, ...

Despite a wealth of tutorials for setting up and writing code for the ESP8266 WiFi module, there has not been much of anything on programming this cheap wireless module with the Arduino IDE.

Then, an Arduino board ... features of the R4 WiFi, it's still slightly cheaper than the R3 at $27.50. One of the most significant differences between the classic Rev3 and Uno's more recent ...

The new UNO R4 board comes in two versions, with and without Wi-Fi connectivity, and maintains the form factor, shield compatibility and 5V power supply of the UNO R3. The UNO R4 with its 96 red LED ...

“Uno R4 WiFi includes an error-catching mechanism that detects run-time crashes and provides detailed explanations and hints about the code line causing the crash,” according to Arduino – Electronics ...