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 |
---|
0x00-0x15 | AIN0-AIN21 | ADC input pin 0-21 |
0x16-0x3F | - | Reserved |
0x40 | GND | Ground |
0x41 | - | Reserved |
0x42 | TEMPSENSE | Temperature sensor |
0x43 | - | Reserved |
0x44 | VDDDIV10 | VDD divided by 10 |
0x45 | VDDIO2DIV10 | VDDIO2 divided by 10 |
0x46-0x47 | - | Reserved |
0x48 | DAC0 | DAC0 |
0x49 | DACREF0 | DACREF0 |
0x4A | DACREF1 | DACREF1 |
0x4B | DACREF2 | DACREF2 |
Other | - | Reserved |