STM32 MCUs Embedded software

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

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Forum Posts

Bug in GPDMA with 2D addressing (I think)

I believe there's a bug in the stm32h7rsxx_hal_dma code for dealing with repeated blocks in interrupt mode. This bug probably exists in other STM32H7 devices as well.With a typical repeating transfer, in *NON* interrupt mode, the DMA transfer complet...

FA1234 by Associate III
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  • 5 replies
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Implement WebSocket Protocol on STM32?

Hello,I am currently working on a project with an HTTP server, successfully implemented using FreeRTOS. In this setup, I handle client requests for opening and collecting data from the client side. However, since I need to display real-time data on a...

AS5 by Associate II
  • 1695 Views
  • 8 replies
  • 3 kudos

Resolved! SPI STM32H743 function problem

Hi, I have problem with my SPI peripheral. For generate inicial code I used STM32 Cube IDE Version 6.14.1, and programming IDE STM32 Cube IDE Version 1.18.1.Description of problem:1.I want simple to check loop with transmit and receive data, but when...

HAL_PCD PCD_GET_EP_RX_CNT only return 0

Hello, I am working on a stm32u083rc. I'm trying to establish a USB Serial connection using the HAL_PCD library. I'm at the enumeration stage and trying to read the data sent by the PC (windows).The USB device is initialized with CubeMX (STM32Cube FW...

Resolved! HAL_DMA_RegisterCallback with SPI

Hi, I'm just struggling with the same problem. I use SPI with DMA non-circular mode and want a callback for receive complete. I can set the callback function with HAL_DMA_RegisterCallback but in HAL_SPI_TransmitReceive_DMA it will be overwritten: /*...

STmine by Associate
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  • 3 replies
  • 0 kudos

STM32N6 SystemIsolation_Config

 Hello all,I'm working with the STM32N6 series and I'm trying to correctly configure the isolation between the secure and non-secure domains using the RIF (Runtime Isolation Framework).I found example code like this in a template (STM32CubeN6)  stati...