Datasheet

The following table summarizes the clocks associated with each module.

Table 4. Module clocks

Module Bus interface clock Internal clocks I/O interface clocks

Core modules

ARM Cortex-M0+ core System clock Core clock —

NVIC System clock — —

DAP System clock — SWD_CLK

System modules

DMA System clock — —

DMAMUX Bus clock — —

Port control Bus clock LPO —

Crossbar Switch System clock — —

Peripheral bridges System clock Bus clock —

LLWU, PMC, SIM,

RCM

Bus clock LPO —

Mode controller Bus clock — —

INTMUX Bus clock — —

MCM System clock — —

EWM Bus clock LPO —

Watchdog timer Bus clock LPO —

Clocks

MCG Flash clock MCGOUTCLK,

MCGPLLCLK, MCGFLLCLK,

MCGIRCLK, OSCERCLK

—

OSC Bus clock OSCERCLK —

IRC48M — IRC48MCLK —

Memory and memory interfaces

Flash controller System clock Flash clock —

Flash memory Flash clock — —

QSPI controller QSPI bus interface clock QSPI clock QSPIx_SCK

Security

CRC Bus clock — —

TRNG Bus clock — —

LTC Encryption Engine System clock — —

Analog

ADC Bus clock OSCERCLK, IRC48MCLK —

CMP Bus clock — —

DAC Bus clock — —

VREF Flash clock — —

Timers

Table continues on the next page...

Overview

Kinetis KL82 Microcontroller, Rev. 3, 08/2016

NXP Semiconductors