Best posts made by zafirkalvin

You can power the Nano with 3 x AA (or AAA) alkaline cells (4.5v) connected to the 5v pin. The 4.5v will also be suitable Speed Test Scrabble Word Finder Solitaire for powering a servo. And the AA (or AAA) cells will last longer than the 9v PP3 style battery.

Im using now mainly NRF51 and SAMD21 MCU, TutuApp Onlinesbi aadhar card both of them have lot of advantages FLASH, interrupt on all pins, consumption.....