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 |
---|
0x00-0x0F | AIN0-AIN15 | ADC input pin 0-15 |
0x10-0x15 | AIN16-AIN21 | ADC input pin 16-21 |
0x16-0x3F | - | Reserved |
0x40 | GND | Ground |
0x41 | - | Reserved |
0x42 | TEMPSENSE | Temperature sensor |
0x43-0x47 | - | Reserved |
0x48 | DAC0 | DAC0 |
0x49 | DACREF0 | AC0 DAC Voltage Reference |
0x4A | DACREF1 | AC1 DAC Voltage Reference |
0x4B | DACREF2 | AC2 DAC Voltage Reference |
Other | - | Reserved |