Arduino Uno - The World's Most ... allowing easy upgrades for projects made with UNO R3 or Leonardo. ... The UNO R4 WiFi version comes with an Espressif ESP32-S3 module for Wi-Fi® and Bluetooth ...

However, the only Arduino platform included is an Uno R3. You can still create different circuits with this board, though, especially if you're primarily working on beginner projects.

Arduino UNO R4 WiFi specifications and features: Microprocessor: RA4M1 from Renesas and ESP32-S3 from Espressif for Wi-Fi and Bluetooth capabilities Voltage: 5V operating voltage – Extended 24 V ...

The UNO R4 WiFi version comes with an Espressif ESP32-S3 module for Wi-Fi and Bluetooth Low Energy connectivity. The bright 12×8 red LED matrix is ideal for creative projects using animations or for ...

I would even consider using an ESP32 with an external ADC before choosing the ATMEGA for digital signal processing projects. Again, the ATMEGA is a great little microcontroller for certain things.

Having trawled though Arduino's just-released Uno R4 literature, ... IO connections are in physically similar positions to Uno R3, and IO remains 5V. USB connector changed to Type-C. 6 – 24Vin ...