• RAM read write check functionality in S12ZVM MCU

    Hi all,   I want to check the RAM read write check  for MC9S12ZVML128 MCU. Is there any feature available in MCU or simpler way for RAM read write check?   Thanks in advance.
    last modified by PRATIBHA SURABHI
  • S12ZVM ADC abnormality check

    Hi All,   I am using MC9S12ZVML128 MCU. I want to implement the fail safe for ADC abnormality Is there any functionality/feature available in MCU to check the ADC is broken and giving abnormal reading. I...
    created by PRATIBHA SURABHI
  • Illegal Memory Access and Illegal instruction handling

    Hi All, I am using S12 ZVML microcontroller. I wanted to know whether there is any specific handling for illegal memory access and illegal instruction execution.   I checked the memory mapping control Module [...
    last modified by PRATIBHA SURABHI
  • How do I call normal functions with page memory

    hello, my Project.prm: PAGED_RAM_SCIBUFF1 INTO  RAM_F1; ...   my SCI.c:   #pragma DATA_SEG __GPAGE_SEG PAGED_RAM_SCIBUFF1 unsigned char Buffer_SCI_Receive[2048] = {0}; #pragma DATA_SEG DEFAULT ...
    可贺 杜
    last modified by 可贺 杜
  • Stack Overflow and UnderFlow monitoring

    Hello All, I am working with S12 ZVML MCU. I want to implement the stack counter undeflow/overflow check. The S12Z safety manual recommends to implement a periodic stack over/underflow check. My query is whether ...
    last modified by PRATIBHA SURABHI
  • Regarding LGx signal behaviour

    Hi All,   This is regarding observing LGx signal behaviour during power up scenario. Taking Hall sensor sample code(MC9S12ZVML128_BLDC_Hall) as reference, I am trying to observe LGx signals. The MCU (MagniV S12 ...
    last modified by PRATIBHA SURABHI
  • GDU VLS threshold

    Hello All,   I am using ZVML64 with GDUV4. From the RM v2.13, the voltage thresholds for undervoltage on VLS for GDU V4 are VLVLSHA and VLVLSHD.   Under the GDUF register description , for GLVLSF bit , for...
    last modified by PRATIBHA SURABHI
  • Attachment about AN5176

    Hi,    I download AN5176, but I didn't find the attachment in this file. Anyone can supply the attachment for me? Thank you very much!   Best regards, Sarah
    sarah wang
    last modified by sarah wang
  • Input Capture of the PWM problems

    I have some question about PWM Input Capture from 9S12XDT256.   I want to measure the duty of the IC7 PWM. but the duty is wrong when the PWM input frequence is 1000Hz. but when the PWM input frequence is lower ...
    horizonkl sun
    last modified by horizonkl sun
  • Reason for masking 6 gate signals at startup|Hall sensor sample code

    Hi All, This is regarding the hall sensor sample code (MC9S12ZVML128_BLDC_Hall). I will be attaching the code.   I have couple of questions about it.   Q1. From initPMF(), my understanding is that high a...
    last modified by PRATIBHA SURABHI
  • Vsup pin of MC9S12ZVL32

    Hi,      I have a question about MC9S12ZVL32, if we have 5V on the board, can we not use Vsup pin ?        Thank you!
    Wang Yi
    last modified by Wang Yi
  • What is the ADC Conversion Result Register in MC9S12ZVCA?

    Hello, I am a novice developer of firmware.   I am using the MC9S12G128 model that I always use, and I need a 12-bit ADC, so I am using the MC9S12ZVCA. In MC9S12G128, ADC values were converted with ATD Conver...
    Seok Kim
    last modified by Seok Kim
  • External crystal fails and internal RC clock take places?

    We have adopted S12ZVC as the MCU in a recent controller project. When ESD test was conducted on the controller, the fixed cycle of the 'main' function seems to slow down, which is toggled by the RTI(real time interr...
    卢 正弘
    last modified by 卢 正弘
  • Interrupt Issues in MC9S12XEG128MAL Models

    Hello MC9S12XEG128MAL MCU is used to measure frequency. A problem was found here. There is a problem that if you dial the interrupt to 4 channels at the same time, the channel does not operate normally. I'm looking f...
    Seok Kim
    last modified by Seok Kim
  • EVB9S12XF512E RTI not generated

    Development board:          EVB9S12XF512E  Target Processor:           MC9S12XF512MLM Operating system:           N.A....
    Rohit Ramakrishnan
    last modified by Rohit Ramakrishnan
  • Question about VCOFRQ setting in S12ZVL

    Hello all,   I am currently at the configuration of the fvco of the S12ZVL128. However, I find some difference in the datasheet for VCOFRQ setting. Just want to confirm which is correct.    In pa...
    Junxi Cai
    last modified by Junxi Cai
  • NXP S12G128 Debugger problem

    Hello, I am Dinesh. Currently, I am working on the NXP S12G128 board. I have installed the Free code warrior latest version and I have installed all necessarily required drivers and I am trying to switch on the LED l...
    Dinesh kovi
    last modified by Dinesh kovi
  • Where could find demo code based on single-shunt for S12ZVM-EFP?

    There are three current sampling methods whichusesshunts in inverter legs as current sensors,tri-shunt,dual-shuntandsingle-shunt. S12ZVM-EFP supportsdual-shunt and single-shunt. There are two demo projects, one is for...
    Peter Shi
    last modified by Peter Shi
  • PPAGEBase and NumPages of  mc9s12g64?

        I have some problem  about mc9s12g64 and SRecCvt .  There is no mc9s12g64 in SRecCvt-GUI.exe.  Now I know  the SRecCvt-GUI.exe has an option to add the device  suc...
    李 德胜
    last modified by 李 德胜
  • Whe is there no mc9s12g64 in SRecCvt-GUI.exe.   mc9s12g64 BOOTLOADER for help.

        I have spent many hours trying to add a bootloader to my product. I am using the mc9s12g64 .But there is little information about this chip.I have read some official information such as AN4258....
    李 德胜
    last modified by 李 德胜