[Andrew] wonders why the SerialUSB() function on the Cortex M3-based Arduino Due is so much faster than Serial() on the Uno or Nano, and shares his observations in this short video. He sets up an e… ...

Both the Arduino Nano and Uno can be powered via their integrated USB connectors. This automatically supplies regulated 5V power to the board, allowing you to use any USB-supported power source ...

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 ...

The Arduino UNO R4 boasts a 3x performance increase over the UNO R3 and , in addition, SRAM has been upgraded from 2kB to 32kB, and flash memory from 32kB to 256kB to support more complex projects.

Features only on Uno R4 WiFi (right) and not on Uno Minima. Wi-Fi 2.4GHz 802.11b/g/n up to 150Mbit/s Bluetooth 5 Built-in antenna 12 x 8 LED matrix Qwicc-style connector for 3V3 I 2 C – additional ...