FVRCON

FVRCON

Fixed Voltage Reference Control Register
Notes:
  1. 1.Fixed Voltage Reference output cannot exceed VDD.
  2. 2.FVRRDY is always ‘1’.
  0x201 8  

FVRCON

Bit  7 6 5 4 3 2 1 0  
  FVREN FVRRDY TSEN TSRNG     ADFVR[1:0]  
Access  R/W R R/W R/W     R/W R/W  
Reset  0 0 0 0     0 0  

Bit 7 – FVREN: 

Fixed Voltage Reference Enable bit

ValueDescription
1 Fixed Voltage Reference is enabled
0 Fixed Voltage Reference is disabled

Bit 6 – FVRRDY: 

Fixed Voltage Reference Ready Status bit (2)

ValueDescription
1 Fixed Voltage Reference output is ready for use
0 Fixed Voltage Reference output is not ready or not enabled

Bit 5 – TSEN: 

Temperature Indicator Enable

ValueDescription
1 Temperature Indicator is enabled
0 Temperature Indicator is disabled

Bit 4 – TSRNG: 

Temperature Indicator Range Selection

ValueDescription
1 VOUT = 3VT (High Range)
0 VOUT = 2VT (Low Range)

Bits 1:0 – ADFVR[1:0]: 

ADC FVR Buffer Gain Selection bit

ValueDescription
11

ADC FVR Buffer Gain is 4x, (4.096V)(1)

10

ADC FVR Buffer Gain is 2x, (2.048V)(1)

01

ADC FVR Buffer Gain is 1x, (1.024V)

00

ADC FVR Buffer is off