Texas Instruments CC2650DK 사용자 설명서
AUX – Sensor Controller Registers
17.8.8.10 ADCREF0 Register (Offset = Ah) [reset = X]
ADCREF0 is shown in
and described in
.
ADC Reference 0 Control reference used by the ADC
Figure 17-79. ADCREF0 Register
7
6
5
4
3
2
1
0
RESERVED
REF_ON_IDLE
RESERVED
SRC
RESERVED
EN
R/W-X
R/W-X
R/W-X
R/W-X
R/W-X
R/W-X
Table 17-104. ADCREF0 Register Field Descriptions
Bit
Field
Type
Reset
Description
7
RESERVED
R/W
X
Software should not rely on the value of a reserved. Writing any
other value than the reset value may result in undefined behavior.
other value than the reset value may result in undefined behavior.
6
REF_ON_IDLE
R/W
X
Keep ADCREF powered up in IDLE state when ADC0.SMPL_MODE
= 0. Set to 1 if ADC0.SMPL_CYCLE_EXP is less than 6 (21.3us
sampling time)
= 0. Set to 1 if ADC0.SMPL_CYCLE_EXP is less than 6 (21.3us
sampling time)
5-4
RESERVED
R/W
X
Software should not rely on the value of a reserved. Writing any
other value than the reset value may result in undefined behavior.
other value than the reset value may result in undefined behavior.
3
SRC
R/W
X
ADC reference source: 0: Fixed reference = 4.3V 1: Relative
reference = VDDA
reference = VDDA
2-1
RESERVED
R/W
X
Software should not rely on the value of a reserved. Writing any
other value than the reset value may result in undefined behavior.
other value than the reset value may result in undefined behavior.
0
EN
R/W
X
ADC reference module enable: 0: ADC reference module powered
down 1: ADC reference module enabled
down 1: ADC reference module enabled
1309
SWCU117A – February 2015 – Revised March 2015
AUX – Sensor Controller with Digital and Analog Peripherals
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