and an Arduino Uno R3 with an ATmega328P. To do that, he took a bench PSU, added a filter circuit to it, went through the entire ADC range for each board, took a large number of samples at ...

Another microcontroller board developed by the Italian electronics company, the Arduino Uno ... a voltage between 7 to 12V. Speaking of power pins, the Nano can also use its 5V pin as an input.