For best experience this site requires Javascript to be enabled. To enable on your browser, follow our accessibility instructions.

Design Center
Development Boards and Designs
Freedom Development Kit for KW39/38/37 MCUs

Roll over image to zoom in

Freedom development board for KW39/38/37 MCUs with 2.4 GHz Bluetooth^® LE and generic FSK wireless connectivity and CAN/LIN connectivity solutions The FRDM-KW38 kit contains Freedom board that can be used as a development board or a shield to connect to a host processor. The FRDM-KW38 highly sensitive, optimized 2.4 GHz radio features a PCB F-antenna which can be bypassed to test via SMA connection, CAN and LIN transceivers, 4-Mbit external serial flash, multiple power supply options, push/capacitive touch buttons, switches, LEDs and integrated sensors.

Design Files

Software

Product Details

Supported Devices

Wireless Connectivity

Bluetooth Low Energy

KW39-38-37: KW39/38/37: 32-Bit Bluetooth 5.0 Long-Range MCUs with CAN FD and LIN Bus Options, Arm^® Cortex^®-M0+ Core

Features

Processor

FRDM-KW38 Freedom Development Board includes

MKW38Z512VFT4

Can be configured as Host or Shield for connection to Host Processor.

Power Management

Supports all DC-DC configurations

Connectivity

CAN connectivity support
LIN connectivity support

Debug

OpenSDA
JTAG

Sensors

3D Accelerometer (±2g/±4g/±8g) + 3D Magnetometer

Software and support application development

null

Designs

KW38 +20dBm Extended Range

Type: Reference Design

The KW38-ER-RD extended range module reference design uses an external power amplifier to boost the transmitter output power to +20 dBm.

Buy Options

Click to expand

FRDM-KW38
Freedom Development Kit for KW39/38/37 MCUs.
Kit Contains
- 1x FRDM-KW38 board
- 1x USB cable

- Availability: In Stock
- Inventory: 5
- Shipping: Normally ships 1-2 business days

ADD TO CART

Order from distributors

Distributor	Region	Inventory	Inventory Date	Order

Upon selection of a preferred distributor, you will be directed to their web site to place and service your order. Please be aware that distributors are independent businesses and set their own prices, terms and conditions of sale. NXP makes no representations or warranties, express or implied, about distributors, or the prices, terms and conditions of sale agreed upon by you and any distributor.

Documentation

Quick reference to our documentation types.

1-5 of 21 documents

^{User Guide}
Getting Started with the FRDM-KW38Getting Started

HTMLApr 16, 2020GS-FRDM-KW38English
^{User Guide}
FRDM-KW38 Freedom Development Board User’s GuideGetting Started

PDFRev 0Apr 28, 20201.1 MBFRDMKW38UGEnglish
Sign in required
^{User Guide}
Quick Start Guide FRDM-KW38Getting Started

PDFRev 0May 7, 2020637.5 KBFRDMKW38QSGEnglish
^{Data Sheet}
MKW39/38/37 Data Sheet
PDFRev 7Apr 29, 20201.2 MBMKW39A512English
Supported Parts
^{Reference Manual}
MKW39/38/37 Reference Manual
PDFRev 6Apr 29, 202014.6 MBMKW39A512RMEnglish
Supported Parts
Sign in required
^{Application Note}
FRDM-KW38 RF System Evaluation Report for Bluetooth LE Applications

PDFRev 1Dec 21, 20214.1 MBAN12517English
^{Application Note}
Migration Guide from MKW36A512xxx4 to MKW38A512xxx4

PDFRev 2Jun 30, 2021846.7 KBAN12560English
^{Application Note}
MKW4xZ/3xA/2xZ DCDC Power Management

PDFRev 3Jun 7, 20211.5 MBAN5025English, 中文
^{Application Note}
KW38 - Integrating the OTAP Client Service into a Bluetooth LE Central Device Application Note

PDFRev 0Nov 24, 20203.7 MBAN12980EnglishAssociated File: AN12980SW
^{Application Note}
KW38 - Integrating the OTAP Client Service into a Bluetooth LE Peripheral Device Application Note

PDFRev 0Nov 24, 20202.9 MBAN12979EnglishAssociated File: AN12979SW
^{Application Note}
Compact Planar Antennas for 2.4 GHz Communication Designs and Applications within NXP EVK Boards

PDFRev 4Nov 11, 20204.5 MBAN2731English, 中文
^{Application Note}
FRDM-KW38 Co-existence with RF System Evaluation Report for Bluetooth® Low Energy Application

PDFRev 0Apr 28, 20201.5 MBAN12595English
^{Application Note}
Migration Guide from MKW38A512xxx4 to MKW39A512xxx4

PDFRev 0Apr 28, 2020811.2 KBAN12559English
^{Application Note}
Migration Guide from MKW38A512xxx4 to MKW37A512xxx4

PDFRev 0Apr 28, 2020876.3 KBAN12558English
^{Application Note}
Hardware Design Considerations for MKW39A/38A/37A/38Z/37Z Bluetooth LE Devices

PDFRev 0Apr 28, 20202.8 MBAN12518English
^{Application Note}
Kinetis KW38 Power Consumption Analysis

PDFRev 0Apr 28, 20209.9 MBAN12459English
^{Application Note}
Kinetis KW38 Bluetooth Low Energy 5.0 Advertising Extension Enablement in Legacy Bluetooth Low Energy Examples

PDFRev 0Oct 21, 20191.1 MBAN12561English
^{Application Note}
Use of 40-bit MAC Address in Kinetis® Wireless Microcontrollers

PDFRev 0Oct 10, 2018647.4 KBAN12272English
^{Application Note Software}
Application note software for AN12980

ZIPRev 0Nov 25, 20202.7 MBAN12980SWEnglish
^{Application Note Software}
Application note software for AN12979

ZIPRev 0Nov 25, 20202.6 MBAN12979SWEnglish
^Errata
Mask Set Errata for Mask 0P06B

PDFRev 2Apr 28, 2020146.0 KBKINETIS_W_0P06BEnglish

Show All

Design Resources

Related Hardware

Quick reference to our board types.

1 hardware offering

^{Evaluation and Development Boards}
Bluetooth Low Energy Packet Sniffer/USB Dongle

USB-KW38Similar

Design Files

Quick reference to our design files types.

1 design file

^{Design Files - miscellaneous}
FRDM-KW38 Hardware design files

ZIPRev B1May 4, 2020 16:56:005.0 MBFRMD-KW38-DESIGN-FILES
DownloadToggle Dropdown
- Add to Queue
- Remove from Queue
- Recommended for large file sizes.
- View Queue

Software

Quick reference to our software types.

1-5 of 8 software files

^{Application Example Software}
Application Code Hub

EXTERNALRev 0Jun 21, 2023 09:51:00APP-CODE-HUB-LINK

Download
^{Connectivity Software}
Test Tool for Connectivity Products

EXERev 12.9.2.2Oct 2, 2020 08:29:0092.4 MBTest_Tool_12.9.2.2
Sign in required
DownloadToggle Dropdown
- Add to Queue
- Remove from Queue
- Recommended for large file sizes.
- View Queue
^{Examples and Quick Start Software}
MCUXpresso SDK Builder for the KW38 Freedom Board

EXTERNALRev 1Feb 9, 2021 14:57:001 KBMCUXPRESSO-SDK-FRDM-KW38

Download
^{Demo Software}
IoT Toolbox iOS App

EXTERNALRev 0Apr 21, 2020 08:12:00IOT-TOOL-BOX-APPLE-STORE

Download
^{Demo Software}
IoT Toolbox Android App

EXTERNALRev 0Apr 21, 2020 08:09:00IOT-TOOL-BOX-PLAY-STORE

Download
^{Debugging and Visualization Tools}
Kinetis Protocol Analyzer Adapter

EXERev 2.0.4Feb 20, 2021 12:24:0016.5 MBKinetis_Protocol_Analyzer_Adapter_2.0.4.1
Sign in required
DownloadToggle Dropdown
- Add to Queue
- Remove from Queue
- Recommended for large file sizes.
- View Queue
^{Development IDEs and Build Tools}
MCUXpresso Integrated Development Environment (IDE)

Download Options
^{Software Development Resources}
Connectivity Tool Suite

Download Options

Show All

Note: For better experience, software downloads are recommended on desktop.

Support

What do you need help with?

Recommended Communities

Kinetis Microcontrollers

Freedom Development Kit for KW39/38/37 MCUs

Product Details

Supported Devices

Wireless Connectivity

Bluetooth Low Energy

Features

Processor

Power Management

Connectivity

Debug

Sensors

Software and support application development

Designs

Applications

Automotive

Buy Options

Kit Contains

Documentation

Filter by

Getting Started with the FRDM-KW38Getting Started

FRDM-KW38 Freedom Development Board User’s GuideGetting Started

Quick Start Guide FRDM-KW38Getting Started

Design Resources

Related Hardware

Filter By

Filter By

Design Files

Filter by

FRDM-KW38 Hardware design files

Filter By

Software

Filter by

Application Code Hub

Test Tool for Connectivity Products

MCUXpresso SDK Builder for the KW38 Freedom Board

IoT Toolbox iOS App

IoT Toolbox Android App

Kinetis Protocol Analyzer Adapter

Filter By

Support

What do you need help with?

Recommended Communities