According to Massimo Banzi, co-founder and chairman of Arduino, the UNO R4 can be seen as a new chapter in the UNO story and the “perfect way to move forward, leveraging the latest available ...

shield compatibility and 5V power supply of the UNO R3. The UNO R4 with its 96 red LED matrix on board. (Source: Arduino) In the launch briefing, Arduino emphasized that the UNO R3 has already sold 10 ...