The default value given in this fuse
description is the factory-programmed value, and should not be mistaken for the Reset
value.
Oscillator Lock
This fuse bit is
loaded to LOCK in CLKCTRL.OSC20MCALIBB during reset.
Value | Description |
---|
0 |
Calibration registers of the 20 MHz oscillator are
accessible |
1 |
Calibration registers of the 20 MHz oscillator are
locked |
Frequency
Select
These bits select
the operation frequency of the 20 MHz internal oscillator (OSC20M) and determine the
respective factory calibration values to be written to CAL20M in
CLKCTRL.OSC20MCALIBA and TEMPCAL20M in CLKCTRL.OSC20MCALIBB.
Value | Description |
---|
0x0 |
Reserved |
0x1 |
Run at
16 MHz |
0x2 |
Run at
20 MHz |
0x3 |
Reserved |