• KW36 trimming adjust of 32MHz XTAL external oscillator

    IntroductionThe FRDM-KW36 includes an RSIM (Radio System Integration Module) module with an external 32 MHz crystal oscillator. This clock source reference is mainly intended to supply the Bluetooth LE Radio peri...
  • Enable I2C Serial Interface in Bluetooth KW41Z Heart Rate Sensor Demo Application

    Serial communication protocols are a very convenient way to transfer information between MCUs and other types of electronic devices; this guide will show a way to setup and enable an I2C Serial Interface to send a str...
    Sebastián Del Río
    last modified by Sebastián Del Río
  • KW36 trimming adjust of 32kHz RTC external oscillator

    IntroductionThe FRDM-KW36 includes an RTC module with a 32 kHz crystal oscillator. This module generates a 32 kHz clock source for the MCU whilst running on very low power mode. This oscillato...
  • BLE HCI Application to set transmitter/receiver test commands

    HCI Application is a Host Controller Interface application which provides a serial communication to interface with the KW40/KW41 BLE radio part. It enables the user to have a way to control the radio through serial co...
    last modified by josem.reyes.chaidez
  • Connectivity Software: Implement tickless mode in FreeRTOS

    FreeRTOS keeps track of the elapsed time in the system by counting ticks. The tick count increases inside a periodic interrupt routine generated by one of the timers available in the host MCU. When FreeRTOS is running...
    Paola Yadira Soto Jauregui
    last modified by Santiago_Lopez
  • [KW36, Hybrid]  Multiple Bluetooth LE Connections + Generic FSK Demo Application

    Document PurposeThis post entry provides an example of a hybrid application (Wireless_UART + GFSK Advertising) by covering Bluetooth Low Energy multiple node connections in parallel with GFSK (Generic Frequency Shift ...
    Ovidiu Alexandru Usturoi
    last modified by Ovidiu Alexandru Usturoi
  • Integrating NFC Reader Library in a KW3x Bluetooth Low Energy application

    1.    Introduction   1.1 Document Purpose This post entry provides a detailed description of how to integrate the NFC Reader Library to a KW3x Bluetooth Low Energy application.  1.2 Audience T...
    Ovidiu Alexandru Usturoi
    last modified by Ovidiu Alexandru Usturoi
  • Reprogramming a FRDM-KW41 board using the OTAP Client Software

    Introduction This document guides to load a new software image in a KW41 device through Over The Air Programming bootloader. Also, are explained the details of how to set up the client software to change the storage ...
  • USB-KW41 Bluetooth LE Sniffer Application Update

    This document describes how to update and sniff Bluetooth LE wireless applications on the USB-KW41 Programming the USB-KW41 as sniffer   It was noticed that there are some issues trying to follow a Bluetooth ...
  • Bluetooth LE product qualification covering erratum 10734

    With the release of the Bluetooth LE core erratum 10734, two new Host test cases (SM/SLA/KDU/BI-01-C and SM/MAS/KDU/BI-01-C) were added to the Test Case Reference List (TCRL) and are active since 24-Jan-19. This has a...
    Gerardo Rodríguez
    last modified by Gerardo Rodríguez
  • Debugging OTAP client software in MCUXpresso for KW36 and KW35 using a P&E micro probe

    Regarding to the "Reprogramming a KW36 device using the OTAP Client Software" and "Reprogramming a KW35 device using the OTAP Client Software" documents, there are some additional steps to debug the OTAP client softwa...
  • Reprogramming a KW36 device using the FSCI bootloader

    Introduction This document is a quick start guide to load a new software image in a KW36 device through FSCI (Freescale Serial Communication Interface) bootloader software. Also, it contains all the steps needed to in...
  • Beyond Studio Common Errors

    The “BeyondStudio for NXP” Integrated Development Environment (IDE) provides a platform for the development of wireless network applications to be run on NXP’s JN516x family of wireless microcontroll...
  • [KW41Z] Implementing Beacon Scanner

    Bluetooth Low Energy offers the ability to broadcast data in format of non-connectable advertising packets while not being in a connection. This GAP Advertisement is widely known as a beacon and there are currently di...
    Estephania Martinez
    last modified by Estephania Martinez
  • Create a binary file for OTAP

    The KW40Z connectivity software stack has several demo application available, and one of them is the OTAP client. This application allows the user to reprogram the device in a wireless fashion. This can be done by bot...
    Pablo Noriega Navarro
    last modified by Pablo Noriega Navarro
  • Configuration for Unused Pins/GPIOs on Kinetis

    I got a question related to best practices to configure a GPIO if the pin is not used. To make it short, the recommendation is to leave the GPIO floating on the PCB and leave the GPIO in its "Default" state as shown i...
    last modified by josem.reyes.chaidez
  • What is a BLE Beacon?

    What is a BLE Beacon? A BLE Beacon is a hardware including a MCU, a BLE radio, an antenna and a power source. Things like Freescale Beacon, iBeacon, AltBeacon or Eddystone are software protocols with their own charac...
    Alberto Vargas Rodriguez
    last modified by Alberto Vargas Rodriguez
  • Porting Guideline for Zigbee 3.0 application from JN516x to KW41Z

    This Application Note provides guidance on migrating ZigBee 3.0 Base device application designed for the NXP JN516x wireless microcontrollers to the KW41Z with the help of attached PDF.
    Shweta Chauhan
    last modified by Shweta Chauhan
  • FRDM-KW36: Update OpenSDA Firmware

    The FRDM-KW36 comes with the OpenSDA circuit which allows users to program and debug the evaluation board. There are different solutions to support such OpenSDA circuits:   1. The J-Link (SEGGER) firmware. ...
    last modified by josem.reyes.chaidez
  • Reprogramming a KW35 device using the OTAP Client Software

    Introduction This document provides guidance to load a new software image in a KW35 device through OTAP (Over The Air Programming) bootloader for KW35. This article also provides the steps needed to download and insta...