20.1 Overview

The Oscillators Controller (OSCCTRL) provides a user interface to the:

0.4 to 32 MHz crystal oscillator (XOSC)
16/12/8/4 MHz low-power internal RC oscillator (OSC16M)
Ultra low-power digital Frequency-Locked Loop (DFLLULP)
48 MHz digital Frequency-Locked Loop (DFLL48M)
32-96 MHz fractional digital Phase-Locked Loop (FDPLL96M)

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