• S12ZVML128 Sensorless stall error issue

    Dear friends: I use the s12zvml128 mcu to drive oil pump BLDC motor.I reference the demo MC9S12ZVML128_BLDC_Sensorless code. I have an issue about the demo. when I drive the motor, if the load ex...
    david meng
    last modified by david meng
  • FlexRay Code Example for MC9S12XF512

    Hello,   I'm using the MC9S12XF512 microcontroller in order to develop a FlexRay application. I already donwload the Node 1 and 2, FS and LS and StandAlone  code example. It is hard for me to understand ho...
    Pierre Lebas
    last modified by Pierre Lebas
  • 9S12zvl BootLoader demo

    Hi:    I want downloade a demo about 9s12zvl MCU,but I can not find it in website.So please give me a link about this.thank you very much
    wangyangyang wang
    last modified by wangyangyang wang
  • Interrupt with button

    How to do a button interrupt based on S12ZVML12EVB .Is there a isr vector for key or button?Because I can not find it.And I want to apply this to change the duty cycle.I would appreciate it if anyone can give me some ...
    h jc
    last modified by h jc
  • HD PIN isssues for S912ZVML12F1WKH_LQFP64

    1,帮忙下HD管脚的内部电路,其中分压电阻值是多少? 2,该引脚对输入电流大小的范围为多少? 3,外部分压的这种方式有没有什么风险?(以前12V输入系统的方式是串单颗几十欧姆的电阻) 目前我司用MCU第10PIN(HD脚)做母线电压采样,因为我的是24V系统,所以我在外部用两电阻分压之后再给到HD管脚。 现测试发现,外部分压电阻用的太大时,母线电压采样就会偏差越大。根据调试结果,外部 分压电阻大于1.5K时,母线采样就会开始不...
    Yu Parker
    last modified by Yu Parker
  • RAM/FLASH ECC Error handling

    Hi, I am using S12ZVL32 controller. I am enabling ECC for Flash (that includes EeProm and Flash memory) and RAM ECC.   RAM ECC single bit fault: As I understand RAM itself is automatically corrected by the ECC...
    last modified by RAJIV BANDODKAR
  • Ansif and mm9z1

    I encounter a weird problem using ansif with a mm9z1. Sometimes, one of my float (not all) seems to be corrupted by a factor 2 when i use it. All Other operations works well within the same routine.   Behaviou...
    Mathieu Lemont
    last modified by Mathieu Lemont
  • the output of MC9S12G128 is not normal

    i use the mcu which is the MC9S12G128,but when the general timer is enable ,the output of PJ4 is not normal,the voltage ot the PJ4 is 2.6v,however when the Real time is enable ,the output of PJ4 is ok(5V).the same sit...
    liu feng
    last modified by liu feng
  • How to add S12G48 to CodeWarrior

    Hi there   With the TWR-S12G240-KIT we get: CW_HC12_51_EVAL.exe CW12_V5_1_HCS12_G240_SP.exe CW12_V5_1_PE_V3_03_SP.exe   But our board will be using S12G48. With all the 3 packages above installed, CodeW...
    Paul Ung
    last modified by Paul Ung
  • Which Codewarrior is needed for HCS12X in 32 and 64 bit Windows 10?

    I use CW 4.7 for HCS12X, running on Windows XP. V4.7 has problems installing in W10. Which CW do I need for HCS12X in 32 and 64 bit Windows 10?
    Anders Johansson
    last modified by Anders Johansson
  • S912ZVLA and ACLK output.

    Hi guys,   i would like to ask you if anybodey could help me with issue about ACLK output Pin. Ive been searching thru reference manual/datasheet (BTW NXP, its not the same....) and i could not find any mention ...
    Nepoviem Eifell
    last modified by Nepoviem Eifell
  • ACLK to pinout

    How to bring ACLK clock to pin out of CPU ? I whant measure frequency.  Thank you
    Milan Chlebovec
    last modified by Milan Chlebovec
  • Internal connection of VDDX

    Is VDDX1 and VDDX2 of S12ZVML connected internally?
    三原 伸之
    last modified by 三原 伸之
  • How to use const or enum in struct?

    Hi, How to use const in struct? struct SDCardState {    const uint16_t initTimeout=2000;      enum uint8_t CardType {       CardTypeSD1,  &#...
    Aaron Lee
    last modified by Aaron Lee
  • Bootloader CAN for S12Z

    Hi, I'm writing a bootloader for a S12ZVC microcontroller for flashing the firmware throught CAN bus. I see that in AN4723 - S12Z MagniV Bootloader Application Note, there is an example of bootloader with S...
    Giacomantonio Napoletano
    last modified by Giacomantonio Napoletano
  • 提问

    How to do  MC68HC912B32  flash  Secured?  I do not find any  flash  configure  in datasheet.
    Allen Zhang
    last modified by Allen Zhang
  • Regarding RAM double bit ECC error handling

    Hi,   I am using S12ZVMC128 MCU. How to handle machine exception raised by RAM double bit ECC. We learned that MCU reset is the correct recovery action but is there any other way to perform software reset othe...
    last modified by PRATIBHA SURABHI
  • mcu is secured after upgrade.

    My mcu is MC9S12X. I have a bootloader and a app.First i write bootloader to board using TBDML and run it,then i upgrade the app through CAN by bootloader using a pc software.   If i delete the VECTOR 0 xx...
    everk image
    last modified by everk image
  • I Get Wrong Function Address

    My mcu is MC9S12X.   In the map file,my two functions address are: function_1 : 0x616E function_2 : 0x527C   But when i use codes below to get the function address,the result always shift left 8bit:...
    everk image
    last modified by everk image
  • memcpy() don't work in S12X

    My mcu is MC9S12X. In my CAN driver executed by xgate,i use memcpy() to copy data to buffer.And in application layer,i use memcpy() to copy data from buffer. At first,everything is ok.But after a while,in appli...
    everk image
    last modified by everk image