Chapter 2 Introduction; Module Functional Categories - NXP Semiconductors freescale KV4 Series Reference Manual

Table of Contents

Introduction

2.1 Overview

This chapter provides an overview of the KV4x product family of ARM® Cortex®-M4

MCUs. It also presents high-level descriptions of the modules available on the devices

covered by this document.

The modules on this device are grouped into functional categories. The following

sections describe the modules assigned to each category in more detail.

Module category

ARM® Cortex®-M4 core

Freescale Semiconductor, Inc.

Table 2-1. Module functional categories

• 32-bit MCU core from ARM's Cortex-M class adding DSP instructions and

single-precision floating point unit, based on ARMv7-M architecture, up to

150 MHz operating frequency

• System integration module (SIM)

• Power management and mode controllers (PMC)

• Multiple power modes available based on run, wait, stop, and power-

• Low-leakage wakeup unit (LLWU)

• Miscellaneous control module (MCM)

• Crossbar switch

• Peripheral bridge (AIPS)

• Direct memory access (DMA) controller with multiplexer to increase available

DMA requests.

• External watchdog monitor (EWM)

• Watchdog (WDOG)

• Internal memories include:

• Up to 256 KB flash memory

• Up to 32 KB SRAM

• Multiple clock generation options available from internally- and externally-

generated clocks

• System oscillator to provide clock source for the MCU

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KV4x Reference Manual, Rev. 2, 02/2015