SI570 Datasheet, PDF (18/26 Pages) Silicon Laboratories – ANY-RATE I2C PROGRAMMABLE XO/VCXO

Si570/Si571
Register 137. Freeze DCO
Bit
D7
D6
D5
D4
D3
D2
D1
D0
Name
Freeze DCO
Type
R/W
Reset settings = 00xx xx00
Bit
Name
Function
7:6
Reserved
5
Freeze DCO Freeze DCO.
Freezes the DSPLL so the frequency configuration can be modified.
4:0
Reserved
18
Rev. 0.3