FVRCON

FVRCON

Fixed Voltage Reference Control Register

Notes:

1.Fixed Voltage Reference output cannot exceed V_DD.
2.FVRRDY is always ‘1’.

Name:: FVRCON
Offset:: 0x090C
Reset:
Access:

Bit7	6	5	4	3	2	1	0
FVREN	FVRRDY					ADFVR[1:0]
AccessR/W	R					R/W	R/W
Reset0	0					0	0

Bit 7 – FVREN:

Fixed Voltage Reference Enable bit

Value	Description
1	Fixed Voltage Reference is enabled
0	Fixed Voltage Reference is disabled

Bit 6 – FVRRDY:
Fixed Voltage Reference Ready Status bit ⁽²⁾

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

Bits 1:0 – ADFVR[1:0]:

ADC FVR Buffer Gain Selection bit

Value	Description
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