STM32 MCUs Embedded software

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

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Resolved! STM32G4xx HAL Driver V1.2.5 Issue with DMAMUX

Hello ST,I would like to report a bug in the <stm32g4xx_hal_dma.c> file (V1.2.5). In the function DMA_CalcDMAMUXChannelBaseAndMask(DMA_HandleTypeDef *hdma), there's an error in calculating hdma->DMAmuxChannelStatusMask. For DMA2 channels, the channel...

Penguins by Associate
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  • 3 replies
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Resolved! Booting with dual flash banks vs. bank swap

Dear experts,I'm reading RMs for STM32 models with dual flash banks (F4, H7...) and don't quite understand how to use bank switching.Take the firmware update scenario when old firmware is in bank1 and new is programmed to bank2. So it programs some o...

Pavel A. by Super User
  • 12181 Views
  • 6 replies
  • 1 kudos

DMA Circular mode misalignment

Hi everyone!I'm trying to figure out what's wrong with my SPI Peripheral continous transmitting/receiving via DMA in Circular Mode. I think I have coded a pretty basic "Hello, World" for working with DMA, I've just generated code from .ioc file and t...

g_timp by Associate II
  • 497 Views
  • 24 replies
  • 2 kudos