STM32 MCUs Embedded software

Ask questions and find answers on STM32Cube packages, including HAL, LL and middleware, and expansion software.

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Problems with HAL_UART_Transmit_DMA

I’m using the STM32F401RET6 board, collecting data from a USB accelerometer at 16 kHz.I wanted to verify that the data is actually being collected at 16 kHz, and then run an FFT to compare it with previously collected PC data. To do this, I need to t...

Para033 by Associate
  • 310 Views
  • 3 replies
  • 1 kudos

STM32H743ZI2 UDP via Ethernet, jumbo frames

Using H743 ETH example from how-to-create-a-project-for-stm32h7-with-ethernet-and-lwip-stack .I want to use jumbo frames to avoid IP fragmentation while streaming audio via UDP. So, no jumbo frames have to be received. I only care about transmitting....

Screenshot 2025-09-16 130013.png
oguh by Associate II
  • 513 Views
  • 1 replies
  • 0 kudos

NUCLEO-U083RC - USBX CDC

Hi,I am trying to get the USBX CDC working on a NUCLEO-U083RC, but with no luck.I have tested that the USB port (PA11 and PA12) works, because I can do firmware upgrade using the STM32CubeProgrammer.But I cannot find any example on how to get the USB...

JJust.2 by Associate
  • 502 Views
  • 1 replies
  • 0 kudos

Resolved! Azure RTOS support in STM32H563/73

HiReading this post https://community.st.com/t5/stm32-mcus-security/x-cube-azure-h7-hw-cryptographic-acceleration/m-p/634818/highlight/true#M6417 it seems like ST employee is saying STM chips will not support Azure RTOS going forward? Has any decisio...

Resolved! HAL ADC multi channel in polling mode

Hi everyone, I have a STM32F042F6P6 chip. I want to read 9 analog channels on it.I guess there are at least 2 options: configure a scan mode with DMA, and staying in polling mode.I decided to stay in polling mode to avoid a potential problem due to D...

Arthur21 by Associate
  • 4531 Views
  • 7 replies
  • 3 kudos

Resolved! FreeRTOS PROBLEM

Post edited by ST moderator to be inline with the community rules especially with the code sharing. In next time please use </> button to paste your code. Please read this post: How to insert source code. in STM32U073MCT6 microcontrollers, I have a p...