Enum for the possible reference voltages for the DAC.
| Enum value | Description |
|---|---|
|
DAC_REFERENCE_VREFPU |
Unbuffered external voltage reference |
|
DAC_REFERENCE_VDDANA |
Analog VCC as reference |
|
DAC_REFERENCE_VREFPB |
Buffered external voltage reference |
|
DAC_REFERENCE_INTREF |
Internal bandgap reference |