13.1 Features

  • Controls 32.768 kHz Oscillators
    • Internal 32.768 kHz oscillator (OSC32K)
    • External 32.768 kHz crystal oscillator (XOSC32K)
  • Internal 32.768 kHz Oscillator (OSC32K)
    • Calibration values are loaded at reset
  • External 32.768 kHz Crystal Oscillator (XOSC32K)
    • Selectable start-up time to optimize for various crystals
    • Clock source selectable from crystal or external clock
    • Optional clock failure detector
    • Optional autonomous frequency tuning of OSCHF against the 32.768 kHz crystal oscillator (XOSC32K)
    • Programmable drive strength to control power consumption and noise immunity