The Arduino Nano and Uno are equipped with very similar processors (the chip that essentially serves as the brain of the board). The Nano features an ATmega328, while the Uno sports an ATmega328P.

Each of the 14 digital pins on the Arduino Uno can be used as an input or output, using pinMode(), digitalWrite(), and digitalRead() functions. They operate at 5 volts. Each pin can provide or receive ...

The official Arduino team has this week revealed ... “When it comes to hardware compatibility, pinout, voltage and form factor are unchanged from UNO R3, ensuring maximum hardware and electrical ...

Arduino has launched its next generation of UNO ... Finally, the new board includes a 12-bit analog DAC and operational amplifier. Keeping the pinout, voltage and form factor unchanged from the UNO R3 ...