Initialization

After Reset, all outputs are tri-stated, and digital input buffers enabled even if there is no clock running.

The following steps are all optional when initializing PORT operation:

Important: For lowest power consumption, disable the digital input buffer of unused pins and pins that are used as analog inputs or outputs.

Specific pins, such as those used to connect a debugger, may be configured differently, as required by their special function.

Parent topic: Functional Description