Microchip® Advanced Software Framework

Extra Information for SYSTEM CLOCK Driver

Acronyms

Below is a table listing the acronyms used in this module, along with their intended meanings.

Acronym Description
DFLL Digital Frequency Locked Loop
MUX Multiplexer
MCLK Main Clock
OSC32K Internal 32KHz Oscillator
OSC16M Internal 16MHz Oscillator
PLL Phase Locked Loop
OSC Oscillator
XOSC External Oscillator
XOSC32K External 32KHz Oscillator
AHB Advanced High-performance Bus
APB Advanced Peripheral Bus
DPLL Digital Phase Locked Loop

Dependencies

This driver has the following dependencies:

  • None

Errata

  • This driver implements workaround for errata 9905

    "The DFLL clock must be requested before being configured. Otherwise a write access to a DFLL register can freeze the device." This driver will enable and configure the DFLL before the ONDEMAND bit is set.

Module History

An overview of the module history is presented in the table below, with details on the enhancements and fixes made to the module since its first release. The current version of this corresponds to the newest version in the table.

Changelog
Initial Release