Yes, either 12vdc and 9vdc will work via the external power connector or hardwired to the Vin pin and ground pin. 9vdc would be better as there will be less heat dissapation for the on-board +5vdc voltage regulator to have to deal with.
Lefty
Yes, either 12vdc and 9vdc will work via the external power connector or hardwired to the Vin pin and ground pin. 9vdc would be better as there will be less heat dissapation for the on-board +5vdc voltage regulator to have to deal with.
Lefty