• MCF5485 Flexbus lines level at start up?

    Hey! I have a question as to what level the Flexbus lines come up as on the MCF5485.   The Table 2-1 of the RM shows FBCS[5:0] and BE come up as high. However, table 17-1 shows they come up as Hi-Z
    Zachary Wilcox
    last modified by Zachary Wilcox
  • LS1021ATSN-PA

    根据教程将sdcard.img编程到sd卡中之后,我将sd卡插入板中,加电,然后使用pc将其连接到板中。我发现我的PC无法识别串行端口。
    junbin liu
    last modified by junbin liu
  • mcf5441x, esdhc, BLKATTR question

    Hi all,   working on a Linux driver for this module,   on CMD 18 (and other), from the upper layer, i am getting a value of 0x1200 (4608) for block size (BLKSZE field). As a bit-width, this value can be a...
    Angelo Dureghello
    last modified by Angelo Dureghello
  • Difference between MC68376BGMFT20 and MC68376BGMAB20

    Hi everybody,   I'm looking for the difference between these two µprocessors : - MC68376BGMFT20 and MC68376BGMAB20   I've found some informations in this file : https://www.nxp.com/files-s...
    FABRICE PEDEN
    last modified by FABRICE PEDEN
  • mcf52277,复位输出拉低

    你好,mcf52277成熟系统,最近刚做了一批板子,烧上程序,上电正常运行,上电两三个小时后,突然出现黑屏,发现rtsout(复位输出)拉低,复位信号灯亮了,按复位键没有效果,重启后正常,但启动时间比较长,几秒,请问,什么原因导致复位输出信号拉低?谢谢
    zhang guofeng
    last modified by zhang guofeng
  • mcf52277问题

    你好,mcf52277成熟系统,最近刚做了一批板子,烧上程序,上电正常运行,上电两三个小时后,突然出现黑屏,发现rtsout(复位输出)拉低,复位信号灯亮了,按复位键没有效果,重启后正常,但启动时间比较长,几秒,请问,什么原因导致复位输出信号拉低?谢谢
    zhang guofeng
    last modified by zhang guofeng
  • Problems with FLEXCAN on a MCU52255CAF

    Hi, good morning, I'm tryin to setup de flexcan in a MCU52255CAF. I have a problem setting the baud rate in the microcontroller. I've followed the chapter "32 Flexcan from MCF52259RM." I can't communicate two device...
    Santiago López Pina
    last modified by Santiago López Pina
  • gHaving trouble getting DSPI working with eDMA.

    Using MCF5441x CPU, I have been working on code to manage an SPI link to another CPU.  I was able to configure the DSPI module to operate with the peer processor (we're the slave in the link), but when I attempt ...
    Adam Crowder
    last modified by Adam Crowder
  • Reproduce part of m68000 reference manual in open source project

    Hi, I'm writing an open source extension to vscode  to code in assembly for the m68000. I would like to reproduce some parts of the m68000 reference manual as inline documentation : https://www.nxp.com/fil...
    Paul Raingeard
    last modified by Paul Raingeard
  • Software DEMOJM and other

    Hello. And where can I download a disk image from DEMOJM (or from JMBADGE2008, EVB51JM128, DEMOFLEXISJMSD). And also the files that are used in the manual AN3927?
    sergey ivanov
    last modified by sergey ivanov
  • esdhc, timeout some time after cmd 18

    Hi all,   i am working inside a ColdFire mcf54415 esdhc driver in linux (the sdhci layer is common), so the issue may be visible on chips with same/similar controller too as imx and others.   After i mount...
    Angelo Dureghello
    last modified by Angelo Dureghello
  • DEMOJM jumpers for AN3748 Bootloader (MCF51JM128)

    I am trying to get the AN3748 Bootloader running on the DEMOJM with the MCF51JM129 daughter board, but it's having trouble communicating via USB. I've seen the AN3748 Bootloader run on other MCF51JM128 platforms, so I...
    Brian Willoughby
    last modified by Brian Willoughby
  • DATA SHEET FOR FREESSCALE HCS12 T-BOARD MICROCONTROLLER

    Hi everyone, I'm a user of a 68HC12 microcontroller. My board is one made by the formerly Freescale Semicondauctors but I;m having trouble finding the right data sheet for it. The data sheets in NXP don't talk a...
    Gonzalo Lara de Leyva
    last modified by Gonzalo Lara de Leyva
  • What is the dif between MCF5253 and MCF5251?

    What is the dif between MCF5253 and MCF5251? If we have been using the 5253 can we switch to the 5251? Thank you
    Thomas Krajewski
    last modified by Thomas Krajewski
  • Which device can download firmware to MC68332 via BDM port?

    Which device can download firmware to MC68332 via BDM interface ?
    aequxyz aequxyz
    last modified by aequxyz aequxyz
  • DSPI communication

    SPI communication, the pin DSPIPCS0/1/2/5  are used out. Can i use the another common GPIO to select the CS for SPI communication ?      
    johnson zhang
    last modified by johnson zhang
  • EzPort timing before configuration has been loaded.

    I am trying to program MCF5213 via EzPort, and I found there is a  EzPORT initialization flow as below:   EzPORT initialization: • EzPORT initialization obey Figure 2. • Execute the RDSR co...
    Jun Chen
    last modified by Jun Chen
  • How is the data loss rate(error(%)) for Fs32k1xx?

    I want to know the data loss rate (Error(%)) for Fs32k1xx. Please, answer me about that
    HEO YONGBEOM
    last modified by HEO YONGBEOM
  • MCF51AG128 reprogramming via SPI

    Hi, I would like to reprogramming the MCU MCF51AG128 via SPI. Actually i use the BDM Port but in my application the SPI bus is only available for reprogramming the MCU.   Is there a sofware for programming via ...
    Christian JARNOT
    last modified by Christian JARNOT
  • MCF54452 I/O 5V 电平兼容问题

    MCF54452 3.3V 供电,请问其I/O 引脚兼容5V 电平吗?
    johnson zhang
    last modified by johnson zhang