STM32 MCUs Embedded software

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

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stm32f446re SAI with DMA transfer

I'm trying to make audio equipment using stm32f446re board and pcm5102 module. When I used the audio equipment, when I sent music using i2s communication, the output came out well, but when I finished DMA setting after selecting i2s protocol in sai, ...

화면 캡처 2026-02-20 232429.png 스크린샷 2026-02-20 232458.png

A submodule project in another project

Hello,I am working with STM32 IDE v2 and stm32u585 processors. I have a project which is configured with the help of stm32 cube mx and has its own core/Drivers/.ioc files. It is like a ground for using the processor together with other external modul...

GTanova by Associate III
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  • 1 replies
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FDCAN / Zephyr issue

Custom board. STM32U5G9. I am running Zephyr and trying to use PB8 and PB9 for the FDCAN peripheral. In loopback mode, it does not get any errors but in normal mode it does. The odd thing is that if I change the pins in the dts file to PA11 and PA12,...

zeek-atc by Associate
  • 187 Views
  • 3 replies
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Resolved! ST Zephyr CICD?

Does ST maintain any automated tests for ST development boards and Zephyr?  If so, where may I find more details about the hardware used and test coverage?

Resolved! HAL_ETHEx_SetL3FilterConfig Copy paste error.

Not sure that I have the latest version of the HAL but I used two ip address for the ETH MAC and tried to enable both in the L3 filter.But I could not get any data to the second interface. with the filter turned on-Looking more closely on the HAL_ETH...

Bebbelin by Associate II
  • 119 Views
  • 4 replies
  • 1 kudos

Resolved! UART receive command with DMA

Hello, I have a query about how HAL_UART_Receive_DMA and HAL_UARTEx_ReceiveToIdle_DMA work?For my application there is a varying payload size, so I am wondering how would I trigger the HAL_UART_Receive_DMA(&huart3, rx_buffer, 4096, 0xFFFF); interupt?...

Pincate by Associate III
  • 381 Views
  • 6 replies
  • 0 kudos