This bit field selects which analog input is connected to the
positive input of the ADC. If this bit field is changed during a conversion, the
change will not take effect until the 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 |
0x09 |
AIN9 |
ADC input pin 9 |
0x0A |
AIN10 |
ADC input pin 10 |
0x0B |
AIN11 |
ADC input pin 11 |
0x0C |
AIN12 |
ADC input pin 12 |
0x0D |
AIN13 |
ADC input pin 13 |
0x0E |
AIN14 |
ADC input pin 14 |
0x0F |
AIN15 |
ADC input pin 15 |
0x10 |
AIN16 |
ADC
input pin 16 |
0x11 |
AIN17 |
ADC
input pin 17 |
0x12 |
AIN18 |
ADC
input pin 18 |
0x13 |
AIN19 |
ADC
input pin 19 |
0x14 |
AIN20 |
ADC
input pin 20 |
0x15 |
AIN21 |
ADC
input pin 21 |
0x40 |
GND |
Ground |
0x42 |
TEMPSENSE |
Temperature sensor |
0x48 |
DAC0 |
DAC0 |
0x49 |
DACREF0 |
AC0 DAC
Voltage Reference |
0x4A |
DACREF1 |
AC1 DAC Voltage Reference |
0x4B |
DACREF2 |
AC2 DAC Voltage Reference |
Other |
- |
Reserved |