• LPC546xx USB CDC Flow Control

    I have been testing out the LPCXpresso 54618 dev board and trying to implement a serial com port using the onboard high-speed USB controller (USB1). The USB SDK available on NXPs website includes a virtual com port ex...
    Evan Ohlsen
    last modified by Evan Ohlsen
  • LPC845 UART and TX with DMA

    I'm trying to get the LPC845 to run the USART with DMA on TX, but with out luck. Any chance for an experts code review  I have attached the c file.   Tested on a LPCXpresso845-max.   What I did: 1) I...
    Nikolaj Rahbek
    last modified by Nikolaj Rahbek
  • I need an Altium Schematic Symbol for LPC54018J2MET180

    Hello, I'd like to get the Schematic Symbol for LPC54018J2MET180   Preferrably in Altium Designer format, but can import from other formats as well, like ORCAD... It's a 180-pin TFBGA, I already have t...
    Kitty Hines
    last modified by Kitty Hines
  • git://git.freescale.com/imx/fsl-arm-yocto-bsp.git   how to fix this?

    I'm Working with some book, trying to execute this command: repo init -u git://git.freescale.com/imx/fsl-arm-yocto-bsp.git -b imx-morty -m imx-4.9.11-1.00_ga.xml after some browsing I understand that git.freesc...
    Tal Bary
    last modified by Tal Bary
  • MKW41Z - Debugger disconnects when VDD1P8 is increased

    Hi,   I'm running a custom board with MKW41Z on it, powered from 3V3. In my hardware initialization routine (inspired from the FRDM-MKW41 examples), I'm increasing the output voltage of the built-in DC regulator...
    Alexandru Stefan
    last modified by Alexandru Stefan
  • Android 10 build failure for imx8m-evk

    I downloaded Android 10 source code and tried to build it for imx8m-evk   Here is my command list for building.    source build/envsetup.sh lunch evk_8mq-userdebug make -j32 2>&1 | tee buil...
    Louis Lee
    last modified by Louis Lee
  • [i.MX6DL] ERR004489: detailed description of RX_EQ[2:0]

    I cannot find detailed description of RX_EQ[2:0] bits in RX_OVRD_IN_HI register in neither chip errata nor reference manual.  I think RX_OVRD_IN_HI[RX_EQ_OVRD] enables overriding PCIe2 Rx equalizer setting by RX_...
    yutaka_ando
    last modified by yutaka_ando
  • Disappeaed a result of DDR Calibration test

    Hi all,   My customer evaluate their board and try to fix DDR calibration values. They tried several times in some boards and found some results is disappeared in calibration test. i.MX6/7 DDR Stress Test Tool...
    ko-hey
    last modified by ko-hey
  • HW platform to work on Android Automotive

    Hi, We are looking for a promising HW platform to work on Android Automotive. Have couple of queries on the same. 1) Does NXP have HW platform and support for Android Automotive(not Android Auto). Hope it i...
    Sarathy P
    last modified by Sarathy P
  • i.MX6Solox with EPD Display

    Hi,  I would like to interact with an EPD raw display, 4.7inch 800x600 pixel,  using i.MX6Solox SoC, NXP Part number = MCIMX6X1CVO08AB. The SoC has 24-bit display interface , but not EDP. Does NXP...
    Musadjan Alim
    last modified by Musadjan Alim
  • P9.0.0_2.2.0-ga on imx6 getting hot and shutting down

    Hi,   Using i.MX Android™ P9.0.0_2.2.0-ga release on imx6. On running a graphics test app (GPUBenchmark3D), system is getting hot and shutting down. Is this a known issue? What could be the reason?  &...
    Sreejith S
    last modified by Sreejith S
  • QN908x wakeup from PD0 leaves XTAL running

    I am running into a situation where my boards are waking up from PD0 and then begin to draw additional current (approx 1.5mA in my case).  I am not actively using the BLE stack in this case.  The stack is in...
    Jose Raffucci
    last modified by Jose Raffucci
  • flexspi_nor_flash_erase_sector is not working.

    I am using MIMXrt1020 evk .I want to erase sector number 593. But whenever I enter in this instruction flexspi_nor_flash_erase_sector(EXAMPLE_FLEXSPI, 593 * SECTOR_SIZE); my controller goes into fault. Please suggest ...
    meera shah
    last modified by meera shah
  • imx8mq load fimware to m4 from linux

    Hi. I am trying to use the M4 core from linux in an IMX8MQ processor. I tried the m4fwloader but it says: "Board is not supported.". Then I tried m4ctrl, but after the "insmod m4ctrl_dev.ko" step, I ...
    Ioannis Gragopoulos
    last modified by Ioannis Gragopoulos
  • RT685 B0 MPU - Memory Alignment

    Hello,   I am trying to use the MPU to detect stack overflow.  The basic idea is to create two SRAM entries in the MPU: (1) from start of SRAM to base of stack minus N bytes and (2) from base of stack to th...
    Raymond Yip
    last modified by Raymond Yip
  • Is a FlexBus pin changing its configuration during MQX initialization?

    I am using FlexBus on a Kinetis K64 with MQX 4.2.  The FlexBus and external memory work together as a bare-board project.  But when I try our PCB with an MQX project, I noticed something strange: Unless I re...
    kackle123
    created by kackle123
  • OTA Update procedure for K32 L2B

    Hi.   I want to know what is the best procedure to update, Over-The-Air, an application running on K32 L2B.   I'm planning to use a cellular communication module to download the update file from a server, ...
    Regino Vega
    last modified by Regino Vega
  • Ethernet driver crashed LS1021a

    Hello,   I am using LS1021a CPU and linux kernel 4.1.18, then observed suddenly ether driver crash during EtherNet/IP communicating.   Here is a crash log and uboot output.   ------------[ cut here ]...
    Yasushi Yamawaki
    last modified by Yasushi Yamawaki
  • Flash write error writing to Kinetis K20 FlexNVM

    I am attempting to store an event log in the FlexNVM memory of the K20DX128 which is partitioned for half data flash and half EEPROM backup (16K each).   I did the development using the top part of the program f...
    Bill Elliot
    last modified by Bill Elliot
  • i.MX53, Linux 4.9 and Etnaviv

    We have i.MX53 based custom HW and so far we have been using 2.6 - series kernel since that was the last officially supported one.   I noticed that that Yocto 2.2 have support for i.MX53 and kernel 4.9 has the E...
    mc maddie
    last modified by mc maddie