It depends on the Nano design and if it is a clone or not.
Here is one I did: Arduino Nano CH340G 3.3 volt conversion - Project Guidance - Arduino Forum . You'll see a schematic there which you should compare with your own Nano before starting.
It depends on the Nano design and if it is a clone or not.
Here is one I did: Arduino Nano CH340G 3.3 volt conversion - Project Guidance - Arduino Forum . You'll see a schematic there which you should compare with your own Nano before starting.