STM32 MCUs Embedded software

Potential race conditions in H7 Ethernet example(s)

I am sorry if the question was already asked, but I cannot find something similar.I have created LwIP_UDP_Echo_Server example for STM32H735G-DK, and after some efforts it works. So far so good. Now I am porting the code to my actual project. I am stu...

Access FDCAN Bootloader from Application

I am working on a STM32H725IGT microcontroller. I need to update the application code running on it over FDCAN, I have read through the AN5405 document, and set my application's FDCAN1 settings to be similar to those mentioned in AN5405. I need to sw...

Problem with USB: usbd_customhid.c file from the stm32cubeh7 in USBD_CUSTOM_HID_DataOut rutin I get a Hard Fault exception interrupt. on this line ((USBD_CUSTOM_HID_ItfTypeDef *)pdev->pUserData)->OutEvent(hhid->Report_buf[0], hhid->Report_buf[1]);

Azure RTOS with NUCLEO-H745ZI-Q Board.

I am testing Azure RTOS with NUCLEO-H745ZI-Q Board.I made a simple project through CubeMX and then downloaded it.By the way, it doesn't go beyond MX_ThreadX_Init().It looks like an infinite wait on __tx_ts_wait .Are there any additional settings miss...

STM32F4: Purpose of the usage of ATOMIC_SET_BIT ATOMIC_CLEAR_BIT macros in the low level drivers related to UART peripheral

Hello, I'm using LL driver in projects and I found these differences comparing the newest LL driver version (1.7.13) with my current why:in file stm32f4xx_ll_usart.h/c (macro with prefix ATOMIC_ is now used in several functions)LL_USART_EnableDirecti...

How to upload data to AWS S3 that does not fit in memoy ?

I need to upload large data files (around 200MB) from my STM32L485 board to AWS S3 storage. I was planning to use direct S3 upload via an HTTP request. However, my data cannot be loaded in RAM so I was thinking of sending it in chunks. But, I have se...