Both the Arduino Nano and Uno can be powered via their integrated USB connectors. ... On the Uno, only 0.5kB of flash memory is used up by the bootloader, unlike the 2kB used on the Nano.

20 thoughts on “ Arduino Nano Memory Upgrade With No Soldering ” Ted Themistokleous says: ... Is it not possible to use the UNO bootloader for all, because, they heve the same processor.

The aptly named “Nano DIP,” which at 33 mm x 10 mm — about the same size as the ATmega328 on the Arduino Uno — will tickle the miniaturization fans out there.

The Nano ESP32 supports both Micropython and Arduino programming languages, providing a clear path for those already familiar with one platform to easily switch back and forth as needed.

The price difference between the two boards is minimal too, with the Nano available at $24.90 and the Uno at $27.60. However, the Nano, when compared to the Uno, is significantly smaller, making ...