This bit field selects which single-ended analog input is connected
to the ADC. If these bits are changed during a conversion, the change will not
take effect until this conversion is complete.
| Value | Name | Description |
|---|
| 0x00 | AIN0 | ADC
input pin 0 |
| 0x01 | AIN1 | ADC
input pin 1 |
| 0x02 | AIN2 | ADC
input pin 2 |
| 0x03 | AIN3 | ADC
input pin 3 |
| 0x04 | AIN4 | ADC
input pin 4 |
| 0x05 | AIN5 | ADC
input pin 5 |
| 0x06 | AIN6 | ADC
input pin 6 |
| 0x07 | AIN7 | ADC
input pin 7 |
| 0x08 | AIN8 | ADC input pin 8 (Not available for 14-pin devices) |
| 0x09 | AIN9 | ADC input pin 9 (Not available for 14-pin devices) |
| 0x0A | AIN10 | ADC
input pin 10 |
| 0x0B | AIN11 | ADC0: ADC input pin 11 / ADC1:
Reserved |
| 0x1C | DAC0 | DAC0 |
| 0x1D | INTREF | Internal reference (from VREF peripheral) |
| 0x1E | - | Reserved |
| 0x1F | GND | 0V (GND) |
| Other | - | Reserved |
