2.3.5 Unused I/O Pins
It is recommended that unused I/O pins must not be left floating as inputs. They can be configured as inputs and pulled up, or alternatively, depending on the application, they can be pulled down.
It is recommended that unused I/O pins must not be left floating as inputs. They can be configured as inputs and pulled up, or alternatively, depending on the application, they can be pulled down.
The online versions of the documents are provided as a courtesy. Verify all content and data in the device’s PDF documentation found on the device product page.