RF42/43
Register 65h. LDO Control Override
Bit
D7
enspor
R/W
D6
enbias
R/W
D5
envcoldo
R/W
D4
enifldo
R/W
D3
enrfldo
R/W
D2
enpllldo
R/W
D1
endigldo
R/W
D0
endigpwdn
R/W
Name
Type
Reset value = 10000001
Bit
7
Name
enspor
Function
Smart POR Enable.
Bias Enable.
enbias
6
envcoldo
enifldo
5
VCO LDO Enable.
IF LDO Enable.
RF LDO Enable.
PLL LDO Enable.
4
enrfldo
3
enpllldo
endigldo
endigpwdn
2
1
Digital LDO Enable.
Digital Power Domain Powerdown Enable in Idle Mode.
0
Register 66h. LDO Level Settings
Bit
D7
enovr
R/W
D6
enxtal
R/W
D5
ents
R/W
D4
enrc32
R/W
D3
Reserved
R
D2
D1
diglvl
R/W
D0
Name
Type
Reset value = 00000011
Bit
Name
Function
Enable Overrides.
enovr
7
If high, ovr values are output to the blocks and can enable or disable them, if
low, some ovr value can only enable the blocks.
Xtal Override Enable Value.
enxtal
ents
6
5
Temperature Sensor Enable.
enrc32
Reserved
diglvl
4
32K Oscillator Enable.
3
Reserved.
2:0
Digital LDO Level Setting.
96
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