Here is a part marking image of the Arduino Uno R4 WiFi for better understanding. Here as you can see the Arduino Uno R4 WiFi comes with two microcontrollers, one is the ESP32-S3 from Esperissif for ...

Arduino Uno - The World's Most Popular Development Board Massively Scales Performance with New 32-Bit Versions. ... Image. Small. Preview. Thumbnail. June 26, 2023 11:00 AM Eastern Daylight Time.