4.2.4 Unused I/O Pins
The recommendation is not to allow the unused I/O pins to float as inputs. The user can configure them as inputs and pulled up. Alternatively, depending on the application, they can be pulled down as well.
The recommendation is not to allow the unused I/O pins to float as inputs. The user can configure them as inputs and pulled up. Alternatively, depending on the application, they can be pulled down as well.