STM32 MCUs Embedded software

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STM32H742VTG6 USB CDC HS hardwarefault "0xfffffffc <error: Cannot access memory at address 0xfffffffc>" at OUT_ep(1).xfer_buff

hello, my project uses USB CDC HS to communicate with PC.Sometimes USB CDC HS work, sometime didnt (it depends on other variables of my project. and these variables doesnt relate to USB CDC HS, just any variable is added/removed).MCU send data to CDC...

HTran.2 by Associate II
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STM32U575 Jump to (FDCAN) bootloader from the application - is the code we use for this purpose correct? is required also code for memory remapping?

We are not sure it really jumps to the bootloaderPlease see code attached, especially note if required to add code for memory remapping:void jump_to_bootloader(void) { void (*SysMemBootJump)(void);   /** * Step: Set system memory address. * *...

RLanz.2 by Associate III
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  • 2 replies
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Copyright for ST manuals, and reprinting excerpts

I'm writing a book about using FreeRTOS on an ST MCU.I'd like to use excerpts from the MCU reference-manual in the book, including figures.Surprisingly, the MCU reference-manual does not have an ST copyright.Are there any limitations or restrictions ...

JimYuill by Associate II
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STM32H745 and Ethernet

I have read quite a few threads about ethernet on the H7, along with several internet posts. Part of me wonders if I should even try... But I am.I've followed this guide:https://community.st.com/s/article/How-to-create-project-for-STM32H7-with-Ethe...

0693W00000aJMqQQAW.png 0693W00000aJMqVQAW.png

task is not running after hard reset in freertos

hi,I make bootloader to switch the code between two bank starting at address 0x08000000.and two application starting at 0x08020000 and 0x08100000 respectively, when I individual run the code it work fine, but when I hard reset the code, it goes to bo...

ykn by Senior
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