• Looking for Feedback on S12ZVL-MINIKIT Review

    Hello,    I was requested to do a review of the S12ZVML-MINIKIT / S12ZVML-MINIBRD and was looking for feedback on my review as well as the product in general from those within the NXP community and more spe...
    Kas Lewis
    last modified by Kas Lewis
  • S12VR - Fill Free Memory Space

    Hello everybody,   I'm using the tomar microcontroller S12VR for my application. I need to fill the flash memory not used with NOP and JMP at start up address instructions. I have modified the .prm file with the ...
    last modified by CARLO CUROTTO
  • help :some questions about the AN3275(S12 All-Access Bootloader)

    hi ,   1. the code below is from AN3275,the author want to erase Paged Memory of the block 0(except the page 0x3F): ----------------------------------------------------------------------------------------...
    Xu Jicai
    last modified by Xu Jicai
  • CodeWarrior startup routine and S12Z ECC RAM initialization

    Hi,   After migration from Freescale to NXP it became unclear were to report bugs or concerns. Is Community really right place for this?   ECCSTAT RDY bit explanation from S12ZVC RM:   ECC Ready...
    Edward Karpicz
    last modified by Edward Karpicz
  • quadrature decoder within microcontroller

    Hi, i was wondering if you could help me out with the software required to decode a quadrature encoded signal coming from an IR detector. I want to create a 'rotary switch' and need to make sense of the signal coming ...
    Trevor Switkowski
    last modified by Trevor Switkowski
  • SGTL5000 MIC in HP out. error

    使用2.048M晶振,3V供电.VDDD1.5V内部供电 使用CHIP_ANA_TEST1寄存器 对SGTL5000进行测试 MIC接口加信号源: 2V ,1KHz CHIP_ANA_TEST1.TM_SELECT_MIC 置1 (Enable the mic-adc-dac-HP path) 即CHIP_ANA_TEST1.TM_SELECT_MIC=0x0001; 示波器波形为(黄色为信号源 蓝色为HPout) &...
    last modified by ZT ZZZTTT
  • Error while re-transmitting data via CAN between two MC9S12XEP100

    I am working on establishing communication between two MC9S12XEP100 controllers using CAN MAX3050ASA+ interface. Case 1: The data is transmitted on key press event from First board and received using interrupt at seco...
    Harshal Pawar
    last modified by Harshal Pawar
  • Re: Serial Bootloader on S12ZVH

    I am very new to this MCU .Please let me know what to change in this code for implementing uart bootloader for s12ZVH.
    Rajni Rajpoot
    last modified by Rajni Rajpoot
  • Current Sense Amplifier application of MC9S12ZVMC25F1WKK

    Application background: We are using MC9S12ZVMC25F1WKK intending to drive a motor (SRM) by its on-chip GDU module. The figure as shown is Current Sense Amplifier circuits configured with the datasheet. Description: ...
    震 王
    last modified by 震 王
  • About sleep current on 9S12ZVL32F0MLC

    The circuit diagrams in my project in the attachment as picture 1, if set pin9 and pin12 as pull-up output, the sleep current of mcu is 20uA higher than which is set as pull-up input. Could you help to explain it. Tha...
    Bin Huang
    last modified by Bin Huang
  • Identify interrupt source from Input Capture XORed pins

    Hi, I'm using the MC9S12ZVM256 MCU. I'm trying to use the input capture with ports PT1, PT2 and PT3 XORed (as explained in chapter of the Datasheet MC9S12ZVM-Family Reference Manual and Datasheet). The differ...
    Denis Martins Dantas
    last modified by Denis Martins Dantas
  • looking for header files

     There is no following header file for the sensorless motor evaluation board (ZVM target), and an error will be generated at the time of build. Where can I get the header file below?   〇header file that i w...
    三木 理人
    last modified by 三木 理人
  • Stack problem when calling function

    Hello,     Here are two pictures that show the change of stack after step into sub function.   Because of the stack change, it won't return normally back to the place where it called it, instead, ...
    Kim Chan
    last modified by Kim Chan
  • microcontroller problem

    Hi every body. There is a MC9S12XHZ256 microcontroller in truck dashboard. a battery cable disconnect from alternator and the circuit was burned. now when i ohm test the micro, there is a short circuit betwe...
    Hossein Gs
    last modified by Hossein Gs
  • DEVKIT-S12G128 PWM

    I have a DEVKIT-S12G128, 8Mhz crystal. CodeWarrior 5.9.0. The issue I have is with the PWM. I have setup a 24Mhz bus clock and a 24kHz PWM (16bit) channel (10%duty) . Everything looks ok if you look at a few cycles of...
    Robert Wynn
    last modified by Robert Wynn
  • IC and Pwm problems

    I use IC to capture an input square wave, and then generate my output square wave by PWM model . The frequency of my output is several times of the imput wave, such as 2 times, 5 times, so much as 60 times. I use IC t...
    Meng Alice
    last modified by Meng Alice
  • LCD Driver Libary for HD44780

    I have spent some time trying to get a HD44780 LCD working with the S12XE. I now have working code that I want to share with others.   It is based on a driver libary by Armandas Jarusauskas. I have modified the ...
    Ray Hall
    last modified by Ray Hall
  • problem with sleep mode

    Dear sir , We are working with s12zvl32 controller ,in this we are required sleep mode (power saving mode or stop command )from LIN frame and wake up from LIN as well as With API (periodical interrupt ). As I have ...
    deepak chandra
    last modified by deepak chandra
  • Changing Start-up address for S12zvca

    Hi I am using MC9S12ZVC evaluation board and Code warrior 10.6 for development of boot loader. Currently i am facing issue in startup address change. By default the statrup adddress is VECTOR 0 _Startup /* reset ve...
    kiran bhat
    last modified by kiran bhat
  • S12G - FLASH partitioning

    Hi,   I've come up with another yet funny problems. Currently I'm trying to figure out how the Codewarrior linker works since it causes random crashed in the software if I try different features.   Attache...
    last modified by puppetmaster