44.8.2 Control B
Name: | CTRLB |
Offset: | 0x01 |
Reset: | 0x02 |
Property: | PAC Write-Protection |
Bit | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | |
REFSEL[1:0] | DIFF | ||||||||
Access | R/W | R/W | R/W | ||||||
Reset | 0 | 1 | 0 |
Bits 2:1 – REFSEL[1:0] Reference Selection
This bit field selects the Reference Voltage for both DACs.
This bit field selects the Reference Voltage for DAC0
Value | Name | Description |
---|---|---|
0x0 | VREFAU | Unbuffered external voltage reference (not buffered in DAC, direct connection) |
0x1 | VDDANA | Voltage supply |
0x2 | VREFAB | Buffered external voltage reference (buffered in DAC) |
0x3 | INTREF | Internal voltage reference |
Bit 0 – DIFF Differential Mode Enable
This bit defines the conversion mode for both DACs.
Value | Description |
---|---|
0 | Single mode |
1 | Differential mode |