21 SAM System Clock Management (SYSTEM CLOCK) Driver

This driver for Atmel® | SMART ARM®-based microcontrollers provides an interface for the configuration and management of the device's clocking related functions. This includes the various clock sources, bus clocks, and generic clocks within the device, with functions to manage the enabling, disabling, source selection, and prescaling of clocks to various internal peripherals.

The following peripherals are used by this module:

  • GCLK (Generic Clock Management)

  • PM (Power Management)

  • OSCCTRL (Oscillators Controller)

  • OSC32KCTRL (32K Oscillators Controller)

  • MCLK (Main Clock)

The following devices can use this module:
  • Atmel | SMART SAM L21