Voltage References System (VREF) Control
Name:
VREF
Offset:
0x40
Reset:
0x0XXX0000
Access:
Write-Protected
Bit3130292827262524
CALIB[10:8]
AccessR/WR/WR/W
Reset000
Bit2322212019181716
CALIB[7:0]
AccessR/WR/WR/WR/WR/WR/WR/WR/W
Reset00000000
Bit15141312111098
Access
Reset
Bit76543210
BGOUTENTSEN
AccessR/WR/W
Reset00

Bits 26:16 – CALIB[10:0]: Bandgap Voltage Generator Calibration

Bandgap Voltage Generator Calibration

These bits are used to calibrate the output level of the bandgap voltage reference. These bits are loaded from Flash Calibration Row at startup.

Bit 2 – BGOUTEN: Bandgap Output Enable

Bandgap Output Enable

ValueDescription
0 The bandgap output is not available as an ADC input channel.
1 The bandgap output is routed to an ADC input channel.

Bit 1 – TSEN: Temperature Sensor Enable

Temperature Sensor Enable

ValueDescription
0 Temperature sensor is disabled.
1 Temperature sensor is enabled and routed to an ADC input channel.