wincon Beginner

  • Member since Mar 1st 2016
Last Activity

This site uses cookies. By continuing to browse this site, you are agreeing to our Cookie Policy.

  • wincon -

    Replied to the thread Execute iMXRT1020 bootrom when debugging?.

    Post
    Update to "jlink will very often erase and reprogram" unchanged code: I think I see what's happening. We're configuring the FlexSPI interface to use the spi flash in fast read quad i/o operation with continuous read (AX mode). This means that the mcu's…
  • wincon -

    Replied to the thread Execute iMXRT1020 bootrom when debugging?.

    Post
    Adding a couple updates. Now I see that sometimes a debug session will run as quad spi, and other times as single spi. I can see on the logic analyzer that the jlink programs the spi flash in single spi, verifies it, then prior to entering…
  • wincon -

    Posted the thread NXP_IMXRT102x_QSPI.elf bug?.

    Thread
    Hi - I've been debugging on an iMXRT1020, using the FlexSPI/spi NOR flash for XIP code. As part of the first steps in debugging the code the JTrace programs the spi flash (and verifies it). This had been working well until today. I'm not sure what I did…
  • wincon -

    Posted the thread Execute iMXRT1020 bootrom when debugging?.

    Thread
    Hi I'm starting development on an iMXRT1020. The iMXRT1020 allows putting configuration tables in external spi flash so that the bootrom can configure the spi flash for optimal speed, as well as configuration settings for sdram, etc. However, it seems…