That said, we'll be focusing on the Uno R3 in this discussion ... also the tiniest ever produced by Arduino. It comes in a light seven-gram weight, with dimensions of 45 mm (length) by 18 mm ...

Arduino will continue to make available the Arduino UNO R3 and provide support to all those Arduino enthusiasts that have and would like to create projects using its 8-bit AVR microcontroller.

Software scalability is also supported on the new board, allowing easy upgrades for projects made with UNO R3 or Leonardo. Requests from the Arduino community see the USB port upgraded to USB-C ...

The Official Arduino Starter Kit is ideal for STEM learning or for adult hobbyists or professionals interested in these areas. It features the latest UNO R3 microcontroller board and more than 100 ...