ADREF

ADC Reference Selection Register
Name:
ADREF
Offset:
0x1D2B
Reset:
Access:
Bit76543210
PREF[1:0]
AccessR/WR/W
Reset00

Bits 1:0 – PREF[1:0]: ADC Positive Voltage Reference Selection

ADC Positive Voltage Reference Selection

ValueDescription
11 VREF+ is connected to internal Fixed Voltage Reference (FVR) module
10 VREF+ is connected to external VREF+
01 Reserved
00 VREF+ is connected to VDD