Ranellucci has emphasized maintaining backward compatibility with the popular UNO R3, ensuring that existing code examples and tutorials can be used with the UNO R4. But also the compatibility with ...

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.

Arduino have launched an upgrade to their 8-bit Arduino UNO R3 board with the Arduino UNO R4 featuring a 48 MHz Renesas RA4M1 Arm Cortex-M4F 32-bit. Skip to content. CNX Software – Embedded ... that ...