• Debugging a Hard Fault in MQX

    Several reasons may lead to a hard fault, for example, calling a function pointer with an invalid address, stack overflow, trying to read or write to an on-chip peripheral that is powered down or not being clocked, ac...
    Daniel Chen
    last modified by Daniel Chen
  • MQX kernel ISR vs MQX managed ISR

    Interrupts can be handled by MQX (MQX managed ISR) or bypassing MQX (MQX kernel ISR). If you want that MQX handled all the ISR process, you can use MQX managed ISR.  By this ISR,  MQX catches all hardware in...
    Daniel Chen
    last modified by ebiz_ws_prod
  • Now Available: MQX v4.2.0.2 Patch

    A new patch, MQX v4.2.0.2, is now available at www.nxp.com/mqxclassic.This release comes in one download that contains both .zip packages and patch files. See the Release Notes (attached) for a full list of issues tha...
    Michael Norman
    last modified by Michael Norman
  • Learn the Essentials of MQX RTOS: Free Online Training Available

    Essentials of MQX RTOS Application DevelopmentFree Online Training Series with Videos, Tutorials, and Example Software! 10-Part Series - even more coming later [Scroll down to see all Sessions] Session 1: MQX Archite...
    Maclain Lobdell
    last modified by Maclain Lobdell
  • Introduction to flash Driver

    Flash memory is critical component to any system, and it’s important to be able to access flash memory efficiently. In this document, we will look at the differences between the two main types of flash used toda...
    Daniel Chen
    last modified by Daniel Chen
  • How to add RTCS to a Processor Expert Project Using KDS and KSDK

    Hi Community,   Based on How To: Create an MQX RTOS for KSDK project with Processor Expert in Kinetis Design Studio IDE from Maclain Lobdell and Derek Snell you can find in the attached document the steps to inc...
    Carlos_Musich
    last modified by ebiz_ws_prod
  • Client-Server(Daemon) Example

    Hello All,   I want to share a client-server project. In this example the server can accept more than one client (Daemon server implementation). This example was created and tested using MQX4.2, CodeWarrior 1...
    soledad
    last modified by ebiz_ws_prod
  • MSD FTP Server Demo

    Hi Community members:   Here you can find the source code of a MSD ftp server, it is implemented on the  MQX 4.2 using the FRDM-K64 and IAR 7.40.3. The USB storage device should be connected to the board a...
    Daniel Chen
    last modified by ebiz_ws_prod
  • [MQX 4.0.2] TWR-K20D72M demo waking from VLPS on UART RXEDGE event

    The MQX 4.0.2 BSP doesn't support VLPS mode out of box, and RXEDGE interrupt is not enabled either, so there are several steps to do before implementing the demo. modify user_config.h #define BSPCFG_ENABLE_TTYB ...
    Kan_Li
    last modified by ebiz_ws_prod
  • [MQX 4.1]I2C demo for MMA8451Q

    I have just implemented an I2C demo for my customer, he found no demo for MMA8451Q based on MQX 4.1, so I personally wrote one for him based on the I2C EEPROM demo, as well as the driver code for MMA8451Q supporting b...
    Kan_Li
    last modified by ebiz_ws_prod
  • Installing NIO driver in MQX for KSDK

    Hello All,   Next document lists the steps needed to install a basic NIO driver in MQX for KSDK 1.3. In this document, a basic SPI driver for FRDM-K64F was created in order to serve as guidance for any user's dr...
    isaacavila
    last modified by ebiz_ws_prod
  • Sharing several issues with NAND FFS in MQX4.1.1

    This blog shares several issues reported by China customers when they use NAND FFS in MQX4.1.1. NAND FFS open failure issue   Customer reported they can use a pressure test code to continuously open file, write...
    Cutworth Wang
    last modified by ebiz_ws_prod
  • How to add MFS and Shell support to a new MQX RTOS for KSDK and PEx project

    Hi Community,   Based on How to add RTCS to a Processor Expert Project Using KDS and KSDK,  below you can find the steps to include MFS and Shell to a KDS3.0 project using KSDK1.2 and Processor Expert. ...
    isaacavila
    last modified by ebiz_ws_prod
  • How to Create a PPP Connection with MQX4.2 and Win 7

    If you are interested in a PPP connection between your PC and your board using Win 7 OS you may find the attached document useful.   This project (ATTACHED) starts PPP service and waits for a Windows connection....
    Carlos_Musich
    last modified by ebiz_ws_prod
  • Task Aware Debugging

    MQX RTOS Task Aware Debugging plug-in (TAD) is an optional extension to a debugger tool which enables easy debugging of multi-tasking applications. With TAD, we can inspect task contexts and kernel objects. Typical us...
    Daniel Chen
    last modified by Daniel Chen
  • Introduction to ADC driver

    In this section, we will cover the light weight ADC driver, which enable you to read the ADC the output and raw form, and converted to scale form , or even as average level over a number of reads. The light weight ADC...
    Daniel Chen
    last modified by Daniel Chen
  • How to use MQX performance tool and TAD in MQX Lite

    Hello   I want to share this document that describes steps to configure and use the MQXLite Performance Tool to analyze and debug the applications of the Freescale MQXLite operating system.   I hope this h...
    soledad
    last modified by soledad
  • Creating a New MQX RTOS 4.2 project in KDS

    Hi everybody,   As there is not a New MQX 4.2 Project Wizard, it is necessary to create a project from scratch. Here, we will create a new project making a copy from an example Project, for this example we are ...
    soledad
    last modified by soledad
  • Creating a FreeRTOS project using KDS and Kinetis SDK Project V2.0

    NXP provides a software driver library for their Kinetis ARM Cortex-M0 and M4 devices, the ‘Kinetis SDK’, available from http://www.nxp.com/ksdk.   The below link provides information about how d...
    soledad
    last modified by soledad
  • How to use LPTMR KSDK driver in a FreeRTOS project

    The Kinetis Software Development Kit (KSDK) is a software framework for developing applications on Kinetis MCUs. The software components in the framework include peripheral drivers, middleware and real time operating ...
    soledad
    last modified by soledad