• Application solved with uTasker

    This is a message to all of you who are as new into embedded development as i was a couple of months ago.   Me and my colleague had an application to solve but did not know how we where going to solve it when we...
    Andreas Andersson
    last modified by Andreas Andersson
  • ABB: MKM34Z256 Comparator input impedance

    Dear Colleagues, our customer ABB wants to use MKM34 comparators in their application  And there is question they didn’t find the answer in the documents: They want to use the three high speed comparator ...
    Petr Uhlir
    last modified by Petr Uhlir
  • KM Family's NMI pin

    I am always indebted.   I use the KM Family's MKM14Z64A. I have a question about the NMI pin.   I'm switching after reset to use the NMI pin for GPIO. Also, because we want to disable NMI, we are programm...
    jun yamada
    last modified by jun yamada
  • KDS: Switching Between MCUs

    I have an interesting problem that I am hopeful someone might have some ideas how to resolve.   I am using KDS 3.2.0. I am migrating an application from K64 to KL27. I am getting a hard fault that occurs anytime...
    last modified by PHIL HALE
  • Completely Turning of Rx/Tx lines

    Greetings,   I am using KDS v3.2 with Processor expert on a MK22FN256LVH12 on a Custom board.   I am currently using a Bluetooth chip connected to the UART2 of chip, and I've noticed that even when I turn ...
    last modified by burgeh
  • Kinetis and i.MX RT Compatibility and Migration

    Hi All   The i.MX RT crossover parts are the natural path for Kinetis projects that need more power (300MHz to 600MHz Cortex-M7 at attractive prices and many peripherals that are well known to Kinetis users). Bu...
    Mark Butcher
    last modified by Mark Butcher
  • Is FTFA_FSTAT->CCIF reliable as Flash available flag ?

    Hi,   I'm using KM34Z256 with IAP support. Currently interrupts are disabled during IAP flash write/erase to ensure there is no collision error (IAP code itself is executed in RAM).   However I'd like...
    Zixun LI
    last modified by Zixun LI
  • GPIO Low Not the Same as Ground?

    Greetings,   I am using the MK22FN256LVH12 micro on a custom pcb board. With KDS v3.2 and Processor Expert.   I am trying to use two GPIO pins to control a 12V relay through controlling a BJT. One of my GP...
    last modified by burgeh
  • From Shell Linux - Loading new software in MK66F and relaunch (restart)

    Hi,   I'm using the K66F FRDM and I want to load new binary software using the linux shell.   These steps already succeed: Generate a binary file. Copy this file to the boot loader Unplug and plug in th...
    MOUREN Daniel
    last modified by MOUREN Daniel
  • MK70

    takao kawai
    last modified by takao kawai
  • MKE02Z64VQH4 UART Buffer Overrun Problem

    Hello I am developping software for the above mentioned processor.  I use Processor Expert with the Serial_LDD component. I am lost with the following problem. Upon receive sometimes the AS1_OnError fires...
    Ad van Gorp
    last modified by Ad van Gorp
  • K22FN512 UART FIFO Depth

    Hello,    In the reference manual I am having a hard time finding out information on FIFO depth for this microcontroller. I see how to define FIFO depth in the UARTx_PFIFO, but does each UART0 and UART1 all...
    Derek Cook
    last modified by Derek Cook
  • MKM14Z64 ACHH5 has written a program forbidding the SWD interface.

    Hello.   I accidentally made this CPU's SWD (PIN 32, 33) Programmed to I2C0_SCL, I2C0_SDA and written to the flash ROM,   DEFAULT: SWD ALT5: I2C   Of course, debug connection with CMSIS-DAP is no lon...
    jun yamada
    last modified by jun yamada
  • Use FRDM-KL25Z as a debug probe.

    Thank you for your help.   It cut J11 as shown in the FRDM-KL25Z user's manual and connected to SWDCLK and SWDDIO of the MCU outside the board. The external MCU is MKM14Z64ACHH5. If you set the debugger to PE-m...
    jun yamada
    last modified by jun yamada
  • Problems with measures of MKM34Z256VLL after calibration

    Hello,   I work in V2com and we are developing a Three Phase Meter using the MKM34Z256VLL7 and following the NXP guidelines (Three Phase Power Meter Reference Design|NXP) we are using the original Firmware of th...
    Raphael Camargo
    last modified by Raphael Camargo
  • Read I2C Data Line

    Greetings,   I am currently using the MK22FN256LVH12 Microcontroller with KDS v3.2 with Processor Expert.   I have an i2c sensor that I was forced to bit-bang to get the correct data out of it. So I have b...
    last modified by burgeh
  • Bootclock initialization on a mk20dx

    Hello I'm using a MK20DX256 in a project. Normally i have used the generated BOARD_InitBootClocks()  to initialize the clock without problems but now i want to do it early in  SystemInit() because of a...
    Jacob Andersen
    last modified by Jacob Andersen
  • What is the processing of unused pins of MKM14Z64ACHH5?

    hi,   I am using MKM14Z64ACHH5. The following pins are unused, but are terminal processing open? Should I pull it up or down? Also, where is the explanation of functions such as SDADP 0 written in the manual? &#...
    jun yamada
    last modified by jun yamada
  • What is the state of PTF1 pin = disable after reset?

    please tell me.   In the manual "Document Number: MKMxxZxxACxx5RM Rev. 1, 09/2014" Referring to "10.2 Photon Signal Multiplexing and Pin Assignments" No. 44 pin of 44 LGA type is disabled at DEFAULT. I will u...
    jun yamada
    last modified by jun yamada
  • MKM14Z64ACHH5  How to use the analog comparator.

    Hello, I am using CORTEX-M0+ MKM14Z64ACHH5. In the data sheet, it is described as follows. Two analog comparators (CMP) with 6 bit DAC and programmable reference input I would like to use this comparator as port i...
    jun yamada
    last modified by jun yamada