Arm® Cortex®-M0+_Kinetis® KW31Z BLE 32位MCU_NXP 半导体

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KW31Z是一款超低功耗、高集成度的单芯片器件，让便携式、超低功耗的嵌入式系统具备Bluetooth^® Low Energy (BLE) v4.2射频连接。应用包括便携式医疗设备、可穿戴的运动和健身设备、AV遥控器、电脑键盘和鼠标、游戏控制器、门禁安防系统、智能能源和家庭网络。

KW31Z无线MCU集成了一个2.4 GHz收发器，支持FSK/GFSK调制，一个ARM^® Cortex^®-M0+ CPU，高达512KB闪存和128 KB SRAM，BLE链路层硬件，硬件安全和外围设备，可满足目标应用的需求。

产品详情

框图

Kinetis^® W Series KW31Z MCUs Block Diagram

Kinetis<sup>®</sup> W Series KW31Z MCUs Block Diagram

获取框图PDF

Features

Bluetooth Low Energy无线电功能

符合2.4 GHz Bluetooth Low Energy V4.2
典型的接收灵敏度(BLE) = -95 dBm
发射器输出功率可设置，高达+3.5 dBm

内核和存储器

高达48 MHz Arm^® Cortex^®-M0+内核
高达512 KB闪存
高达128 KB SRAM
卓越的共存性能
集成式换衡器可降低系统成本和减少PCB电路板空间

功耗低，工作电压范围

9个低功耗模式，根据应用需求提供优化的电源
典型接收/发送电流(直流/支持直流)： 6.8/6.1 mA
旁路电压：1.71V至3.6V
DCDC转换器降压配置：2.1V至4.2V
DCDC转换器升压配置：0.9V 至1.795V

模拟模块

16位模数转换器(ADC)
12位数模转换器 (DAC)
6位高速模拟比较器(CMP)

安全性

AES-128加速器(AESA)，真随机数生成器(TRNG)

支持软件

BLE主机协议栈和资料
通用FSK链路层软件
Kinetis^®软件开发套件(SDK)
FreeRTOS内核和裸机非抢占任务调度器
支持MCUXpresso和IAR

对比表

Kinetis KW41Z系列解决方案

部件编号	无线连接协议	存储器	封装大小	硬件开发工具
MKW41Z512VHT4	Bluetooth Low Energy和IEEE 802.15.4	512 KB闪存， 128 KB RAM	7 mm x 7 mm x 1 mm 48引脚层压QFN封装	FRDM-KW41Z USB-KW41Z
MKW41Z256VHT4		256 KB闪存， 64 KB SRAM	7 mm x 7 mm x 1 mm 48引脚层压QFN封装
MKW41Z512CAT4R		512 KB闪存， 128 KB RAM	3.9 mm x 3.8 mm 75引脚WLCSP
MKW31Z512VHT4	Bluetooth Low Energy	512 KB闪存， 128 KB RAM	7 mm x 7 mm x 1 mm 48引脚层压QFN封装
MKW31Z256VHT4		256 KB闪存， 64 KB SRAM	7 mm x 7 mm x 1 mm 48引脚层压QFN封装
MKW31Z512CAT4R		512 KB闪存， 128 KB RAM	3.9 mm x 3.8 mm 75引脚WLCSP
MKW21Z512VHT4	IEEE 802.15.4	512 KB闪存， 128 KB RAM	7 mm x 7 mm x 1 mm 48引脚层压QFN封装
MKW21Z256VHT4	IEEE 802.15.4	256 KB闪存， 64 KB SRAM	7 mm x 7 mm x 1 mm 48引脚层压QFN封装

可用的软件开发套件

Kinetis^® SDK – 为Kinetis MCU提供全面的软件支持，包括外设驱动程序、协议栈和中间件。

协议栈

连接软件

Kinetis连接软件1.0.1版包含以下组件：

KW40Z Bluetooth^® 低功耗v4.2堆栈, v1.1.4
KW40Z IEEE^® 802.15.4-2006/2011 MAC/PHY实施v5.2.4
KW40Z简单媒体访问控制器(SMAC) v3.2.4
支持KW40Z连接框架

NXP Designs：参考设计库

帮助您快速开始设计，加快产品投产速度的技术内容和专业知识。

设计资源

文档

快速参考文档类别.

1-5 / 13 文件

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^数据手册
MKW41Z/31Z/21Z Data Sheet
PDF版本 4Apr 5, 20181.3 MBMKW41Z512英语
适用产品
^参考手册
MKW41Z/31Z/21Z Reference Manual

PDF版本 3Apr 5, 201821.3 MBMKW41Z512RM英语
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^应用说明
用于2.4 GHz通信的紧凑型平面天线

PDF版本 4Nov 11, 20204.5 MBAN2731中文, 英语
^应用说明
FRDM-KW41Z RF System Evaluation Report for 802.15.4 Applications

PDF版本 1.2Mar 16, 20181.4 MBAN11999英语
^应用说明
Hardware Design Considerations for MKW41Z/31Z/21Z BLE and IEEE 802.15.4 Devices

PDF版本 2Dec 8, 20171.7 MBAN5377英语
^应用说明
FRDM-KW41Z RF System Evaluation Report for BLE Applications

PDF版本 1Nov 12, 20172.2 MBAN12059英语
^用户指南
FRDM-KW41Z Quick Start Guide

PDF版本 4Oct 21, 2019642.1 KBFRDMKW41ZQRG英语
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^用户指南
FRDM-KW41Z Freedom Development Board User's Guide

PDF版本 1Aug 8, 20182.0 MBFRDMKW41ZUG英语
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^用户指南
FRDM-KW41Z Freedom Development Board

PDF版本 1May 20, 20181.9 MBFRDMKW41ZUGvC2英语
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^用户指南
IoT Toolbox Mobile Application User Manual

PDF版本 0Dec 19, 20176.0 MBUM11087英语
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^用户指南
USB-KW41Z Sniffer/Development Board User's Guide

PDF版本 1Jan 3, 2017700.3 KBUSBKW41ZUG英语
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^勘误表
Mask Set Errata for Mask 1N16S

PDF版本 25 JUL 2019Aug 26, 2019145.6 KBKINETIS_W_1N16S英语
^简介
Kinetis^® KW41Z/31Z/21Z Wireless MCUs - Fact Sheet

PDF版本 5Feb 27, 20203.4 MBKNTSKW41Z31Z21ZFS英语

设计文件

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^{设计文件-其他}
KW41Z/31Z/21Z Design in check-list

XLSX版本 1Nov 21, 201795.3 KBKW41Z-31Z-21Z-DESIGN-CHECK
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^{仿真器、探测器和编程器}
PEmicro Cyclone编程器

CYCLONE
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PEmicro Cyclone FX编程器

CYCLONE-FX
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LPC-Link2

OM13054
其他可用硬件. 查看我们的精选合作伙伴解决方案.
^{仿真器、探测器和编程器}
Universal Multilink FX高速开发接口

U-MULTILINK-FX
^{评估/开发板与系统}
Bluetooth Low Energy/IEEE^® 802.15.4数据包嗅探器/USB Dongle

USB-KW41Z
^{评估/开发板与系统}
面向Kinetis^® KW41Z/31Z/21Z MCU的Freedom开发套件

FRDM-KW41Z
^设计
KW41Z Power Amplifier Reference Design

KW41Z-PA-RD

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^{硬件测试配件和调试器}
Arm ULINKpro

The ULINKpro debug and trace unit connects your PC's USB port to your target system and allows you to program, debug, and analyze your applications using its unique strea...

By Arm Platinum 合作伙伴
^{硬件测试配件和调试器}
Universal Access Device 3+ (UAD

The UAD3+, equipped with up to 4 GB of trace memory and powerful interfaces to target and host, is the right solution for trace, multicore debugging, profiling and code c...

By PLS Development Tools Gold 合作伙伴
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Flasher ARM

In-Circuit-Flash-Programmer based on the J-Link family for production and in-field-service. Offers fastest flash algorithms available, multiple integration options (RS232...

By SEGGER Microcontroller GmbH Gold 合作伙伴
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CYCLONE FX

Advanced Cyclone programmer. Models support high-speed in-circuit flash programming, debugging, and test of many NXP 8-/16-/32-bit MCUs. Enhanced speed/security/storage...

By P & E Microcomputer Systems, Inc Gold 合作伙伴
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TRACE32 JTAG/SWD Debugger for A

Lauterbach has experience in making world class microprocessor development tools since 1979. TRACE32 supports technologies like JTAG, SWD, NEXUS or ETM with embedded debu...

By Lauterbach Gold 合作伙伴
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J-Link ULTRA+

Builds atop the J-Link to further enhance the debug experience. The J-Link ULTRA+ is three times faster than the industry standard J-Link, at a 3 MBytes/s download speed ...

By SEGGER Microcontroller GmbH Gold 合作伙伴
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Arm ULINKplus

ULINKplus combines isolated debug connection, power measurement, and I/O for test automation. It gives you visibility to function, timing, and power consumption of your e...

By Arm Platinum 合作伙伴
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USB Multilink Universal FX

Multilink Universal FX is a high-speed,BDM/JTAG debug probe for Kinetis, LPC, S32, Qorivva MPC5xxx, MPC5xx/8xx, ColdFire, HC(S)12(X), S12Z, HCS08, RS08, DSC, 683xx, & HC1...

By P & E Microcomputer Systems, Inc Gold 合作伙伴
^{硬件测试配件和调试器}
CYCLONE LC

Production programmer. Models support high-speed, low-cost, in-circuit flash programming, debugging, & test of many NXP 8-/16-/32-bit systems. Stand-alone or host-control...

By P & E Microcomputer Systems, Inc Gold 合作伙伴
^{硬件测试配件和调试器}
J-Link PRO

J-Link PRO is an enhanced version of the SEGGER J-Link. This emulator supports ARM/Cortex devices. This has an Ethernet interface in addition to the USB interface. This ...

By SEGGER Microcontroller GmbH Gold 合作伙伴
^{硬件测试配件和调试器}
USB Multilink Universal

The USB Multilink Universal is an all-in-one BDM/JTAG debug probe for NXP Kinetis, LPC, i.MX RT, S32, HCS08, HC(S)12(X), S12Z, RS08, ColdFire V1/+V1, ColdFire V2-4*, Qori...

By P & E Microcomputer Systems, Inc Gold 合作伙伴
^{硬件测试配件和调试器}
Universal Access Device 2next (

The (UAD2next) combines the state-of-the-art debugging features and CAN with trace capabilities. It can be extended by plugin trace modules supporting e.g. ARM CoreSight ...

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Green Hills Probe

High speed on-chip download, run control and trace.

By Green Hills Software Platinum 合作伙伴
^{硬件测试配件和调试器}
Universal Access Device 2pro (U

The UAD2pro offers fast and flexible communication between Universal Debug Engine on the Host PC and the microcontroller target. Host interface is USB 2.0. Target interfa...

By PLS Development Tools Gold 合作伙伴
^{硬件测试配件和调试器}
Arm DSTREAM

The Arm DSTREAM family of high performance debug and trace probes enable Arm Development Studio to debug all Arm-based devices through a variety of interfaces.

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Medical device software – Software life-cycle processes according to IEC 62304

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Developing with FreeRTOS

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Debugging and Trace Analysis

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NXP MQX RTOS

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ARM® CORTEX®-M0+

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