Specifications

Supported Devices

Processors and Microcontrollers

KM Series Cortex-M0+

KM1x : 50 MHz, Mainstream Precision Metrology Microcontrollers based on Arm^® Cortex^®-M0+
KM3x : 50–75 MHz Precision Metrology MCUs with Segment LCDs based on Arm^® Cortex^®-M0+

Technical and Functional Specifications

Microcontroller	MKM34Z5128CLL5 MCU: 50 MHz 128 KB flash 16 KB RAM low power LQFP100 package
Connectivity	USB interface with mini-AB USB connector
Power Management	Independent, battery-operated power supply for real-time clock (RTC) and tamper detection modules
Debug	Open-source JTAG/SWD (OpenSDA) with virtual serial port
Sensors	Three-axis accelerometer/anti-tamper tilt sensor (MMA8491Q)
Display	Large 160-segment glass LCD
Support	IrDA support
	Four user-controllable LEDs NTC temperature sensor 7-channel sinusoidal signal generator with USB interface for emulating the AC net waveforms General-purpose Tower^® plug-in (TWRPI) socket External tamper pins Potentiometer

Buy

TWR-KM34Z50M ^Active
Tower System Development Board for Kinetis KM14, KM33 and KM34 (50 MHz) MCUs
- TWR-KM34Z50M board assembly
- Three feet A to mini-B USB cable for debug interface and power or USB-to-serial interface for TWR-KM34Z50M
- CR2025 coin cell battery for VBAT power supply
- Quick start guide

TWR-KM34Z50M
1 @ US
$159.00

Buy Direct

Availability?

Distributor

Distributor Name	Region	Inventory	Inventory Date

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.

TWR-KM34Z50MV3 ^Active
Tower System Development Board for Kinetis KM34 (75 MHz) MCUs

TWR-KM34Z50MV3
1 @ US
$159.00

Distributor

Distributor Name	Region	Inventory	Inventory Date

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.

Design Resources

Get Started

Getting Started with the TWR-KM34Z50M

User Guide

Read the documents below for download and installation instructions

TWR-KM34Z50 Tower Module - User's Guides^{(REV
2
)}
- 3.1 MB
- TWRKM34Z50UM
- [ English ]
TWR-KM34Z50M - Quick Start Guide^{(REV
1
)}
- 362.7 kB
- TWRKM34Z50MQSG
- [ English ]

Documents

Application Note ( 5 )

Relevant and Non-Relevant code separation with Kinetis^® M^{(REV
0
)}

This application note describes the capabilities of the Kinetis M microcontroller devices which are to be used in applications where reliability of the measuring instrument must be ensured. These applications include power meters, water meters, gas meters, heat meters, weighing instruments, taximeters, and many other electronic measuring applications.
- PDF
- 971.4 kB
- 18 Jun 2015
- AN5141
- [ English ]
- Related File: AN5141SW.zip
The High-Performance Data Acquisition Circuit^{(REV
0
)}

This application note describes the basic features of the Kinetis-M microcontroller and data acquisition firmware that transforms this highly integrated microcontroller into a four-channel,24-bit SD ADC data acquisition circuit with SPI communication interface.
- PDF
- 588.3 kB
- 07 May 2015
- AN5101
- [ English ]
- Related File: AN5101SW.zip
FFT-Based Algorithm for Metering Applications - Application Note^{(REV
4
)}

This application note describes how to use Fast Fourier Transform (FFT) in metering applications, especially for power and energy computing in power meters
- PDF
- 642.7 kB
- 26 Jul 2015
- AN4255
- [ English , Chinese ]
面向计量应用的基于FFT的算法 - 应用笔记^{(REV
4
)}
- PDF
- 642.7 kB
- AN4255
Emulating I2S bus on Kinetis^®-M^{(REV
0
)}

Audio codec IC example
- PDF
- 2.1 MB
- 28 Apr 2014
- AN4944
- [ English ]
- Related File: AN4944_SW.zip
API reference manual for Kinetis M bare-metal drivers and software examples. (Unzip and open refman.html)^{(REV
4.1.6
)}
- ZIP
- 7.6 MB
- 24 Nov 2016
- KMSWDRVAPIRM
- [ English ]
- Related File: KMSWDRVAPIRM_SW.zip

Users Guide ( 4 )

TWR-KM34Z50 Tower Module - User's Guides^{(REV
2
)}

User's guide for the Tower^® development board TWR-KM34Z50M for Kinetis KM34 metrology microcontrollers (MCU) with segment LCD
- PDF
- 3.1 MB
- 11 Dec 2014
- TWRKM34Z50UM
- [ English ]
Set of general Math and motor control functions for Arm^® Cortex^®-M0+ Core^{(REV
0
)}

This User's guides describes the set of general Math and Motor Control functions for devices based on Arm Cortex M0+ Core
- PDF
- 22.1 MB
- 08 Oct 2013
- CM0MCLUG
- [ English ]
TWR-K21F120M Tower^® System Module Quick Start Guide^{(REV
0
)}

The TWR-K21F120M MCU module is designed to work either in stand-alonemode or as part of the Tower^® System, a modular development platformthat enables rapid prototyping and tool re-use through reconfigurable hardware.Begin constructing your Tower System today by visiting nxp.com/Tower foradditional Tower System MCU modules and compatible peripherals.
- PDF
- 182.2 kB
- 15 Dec 2014
- TWRKM34Z50MV3QSG
- [ English ]
TWR-KM34Z50M - Quick Start Guide^{(REV
1
)}

In this quick start guide, you will learn how to set up the TWR-KL46Z48M module and development kit for Kinetis KM38/34/33/32/14/13 MCU families, as well as how to run the included demonstrated software.
- PDF
- 362.7 kB
- 26 Nov 2014
- TWRKM34Z50MQSG
- [ English ]

Application Note Software ( 1 )

Software for AN4944 ^{(REV
0
)}

This example shows an atypical usage of the Kinetis-M (Metering) MCU family, which is based on a precise Sigma-Delta ADC and Arm CM0+ core in the role of the Audio Codec IC.
- ZIP
- 3.6 MB
- 28 Apr 2014
- AN4944_SW
- [ English ]

Fact Sheet ( 1 )

KM Series MCUs – Fact Sheet^{(REV
7
)}

Kinetis^® KMx Fact Sheet: Low-power Arm^® Cortex^®-M0+ microcontroller(MCU) w/ 24-bit delta-sigma ADCs, segment LCD, security features for metrology and metering
- PDF
- 427.4 kB
- 09 Jul 2020
- KNTSKM3XFS
- [ English ]

Quick Reference Guide ( 1 )

Installing Service Pack Updater Archive for CodeWarrior Tools (Windows) - Quick Start^{(REV
10.3
)}

This Quick Start explains how to install service pack updater archive for your CodeWarrior software running on the Windows platform.
- PDF
- 833.2 kB
- 29 Mar 2013
- CW_MCU_SP_QS
- [ English ]

Supporting Information ( 1 )

CW MCU v10.6 Installation Instructions – Read Me First^{(REV
0
)}

Installation Instructions
- PDF
- 304.6 kB
- 11 Dec 2014
- CW-MCU-README
- [ English ]

Design Resources

Design Tools & Files ( 2 )

Printed Circuit Boards and Schematics ( 2 )

TWR-KM34Z50M Design Package^{(REV
1.2.0.4
)}

TWR-KM34Z50M Design Package
- EXE
- 6.4 MB
- 2014-01-08 00:00:00
- TWR-KM34Z50M_PWB
Download
TWR-KM34Z50M Schematics^{(REV
A4
)}

TWR-KM34Z50M Schematics
- ZIP
- 474.6 kB
- 2013-10-31 00:00:00
- TWR-KM34Z50M_SCH
Download

Software

Development Software ( 4 )

IDE and Build Tools ( 2 )

CodeWarrior^® for MCUs (Eclipse IDE) - ColdFire^®, 56800/E DSC, Qorivva^® 56xx, RS08/S08, S12Z - 11.1

Our CodeWarrior for MCU's v11 integrates the development tools for the ColdFire. ColdFire+, DSC, Kinetis. Qorivva, RS08, S08 and S12Z architectures into a single product based on the Eclipse open development platform. Eclipse offers an excellent framework for building software development environments and is a standard framework used by many embedded software vendors.

Buy Options
Design Studio Integrated Development Environment (IDE)

The Kinetis Design Studio is a complimentary, integrated development environment for Kinetis MCUs that enables robust editing, compiling and debugging.

Download Options

Test, Debug and Analyzer Software ( 2 )

TWR-KM34Z50M Tower card E-meter Demo SW^{(REV
1.0
)}
- ZIP
- 7.6 MB
- 2014-01-07 00:00:00
- TWR-KM34_DEMO_SW
Download
TWR-K21F120M Sample Code Package^{(REV
0
)}
- ZIP
- 13.5 MB
- 2013-06-13 00:00:00
- TWR-K21F120M_LABTS
Download

TWR-KM34Z50M: Kinetis M Series Tower System Module

Overview

Specifications

Supported Devices

Processors and Microcontrollers

Technical and Functional Specifications

Buy

TWR-KM34Z50M Active

TWR-KM34Z50MV3 Active

Related Products

Design Resources

Get Started

User Guide

Documents ( 13 )

Design Resources ( 2 )

Software ( 4 )

Documents

Application Note ( 5 )

Relevant and Non-Relevant code separation with Kinetis® M (REV 0 )

The High-Performance Data Acquisition Circuit (REV 0 )

FFT-Based Algorithm for Metering Applications - Application Note (REV 4 )

面向计量应用的基于FFT的算法 - 应用笔记 (REV 4 )

Emulating I2S bus on Kinetis®-M (REV 0 )

API reference manual for Kinetis M bare-metal drivers and software examples. (Unzip and open refman.html) (REV 4.1.6 )

Users Guide ( 4 )

TWR-KM34Z50 Tower Module - User's Guides (REV 2 )

Set of general Math and motor control functions for Arm® Cortex®-M0+ Core (REV 0 )

TWR-K21F120M Tower® System Module Quick Start Guide (REV 0 )

TWR-KM34Z50M - Quick Start Guide (REV 1 )

Application Note Software ( 1 )

Software for AN4944 (REV 0 )

Fact Sheet ( 1 )

KM Series MCUs – Fact Sheet (REV 7 )

Quick Reference Guide ( 1 )

Installing Service Pack Updater Archive for CodeWarrior Tools (Windows) - Quick Start (REV 10.3 )

Supporting Information ( 1 )

CW MCU v10.6 Installation Instructions – Read Me First (REV 0 )

Design Resources

Design Tools & Files ( 2 )

Printed Circuit Boards and Schematics ( 2 )

TWR-KM34Z50M Design Package (REV 1.2.0.4 )

TWR-KM34Z50M Schematics (REV A4 )

Software

Development Software ( 4 )

IDE and Build Tools ( 2 )

Test, Debug and Analyzer Software ( 2 )

TWR-KM34Z50M Tower card E-meter Demo SW (REV 1.0 )

TWR-K21F120M Sample Code Package (REV 0 )

Get Help

Recommended Communities

TWR-KM34Z50M ^Active

TWR-KM34Z50MV3 ^Active

Relevant and Non-Relevant code separation with Kinetis^® M^{(REV
0
)}

The High-Performance Data Acquisition Circuit^{(REV
0
)}

FFT-Based Algorithm for Metering Applications - Application Note^{(REV
4
)}

面向计量应用的基于FFT的算法 - 应用笔记^{(REV
4
)}

Emulating I2S bus on Kinetis^®-M^{(REV
0
)}

API reference manual for Kinetis M bare-metal drivers and software examples. (Unzip and open refman.html)^{(REV
4.1.6
)}

TWR-KM34Z50 Tower Module - User's Guides^{(REV
2
)}

Set of general Math and motor control functions for Arm^® Cortex^®-M0+ Core^{(REV
0
)}

TWR-K21F120M Tower^® System Module Quick Start Guide^{(REV
0
)}

TWR-KM34Z50M - Quick Start Guide^{(REV
1
)}

Software for AN4944 ^{(REV
0
)}

KM Series MCUs – Fact Sheet^{(REV
7
)}

Installing Service Pack Updater Archive for CodeWarrior Tools (Windows) - Quick Start^{(REV
10.3
)}

CW MCU v10.6 Installation Instructions – Read Me First^{(REV
0
)}

TWR-KM34Z50M Design Package^{(REV
1.2.0.4
)}

TWR-KM34Z50M Schematics^{(REV
A4
)}

TWR-KM34Z50M Tower card E-meter Demo SW^{(REV
1.0
)}

TWR-K21F120M Sample Code Package^{(REV
0
)}