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Resolved! STM32H7 DMA2 wont trigger interrupt

Using STM32H743ZII am using SPI1 in 2 lines Rx only mode with DMA2 Stream 2 as in ST exampleI use Rx DMA with a buffer located in D2 RAM. Using debugger I found that the first reception works well, data gets written into my buffer. But my DMA doesn't...

Can the STM32F4 controller allow for two DMA requests on the same peripheral? If not, how can the DMAMUX be utilized to allow such a case?

Using an STM32F429 board, I am attempting to enable DMA transfers for the UART8 TX and RX. However, while reading the data sheet, I found the following DMA channel/stream mapping: You'll note that for the UART8 TX and RX DMA request, both requests li...

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EGold.3 by Associate II
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  • 8 replies
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Problems changing settings for different ADC sources

HiI’m having some problems using the ADC on external and internal signals with different requirements.It and old design having a new MCU (STM32L452RCT), where only the MCU interface are updated, the application are (almost) unchanged. The PCB are in ...

JohnnyK by Associate II
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  • 6 replies
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"Port Open and try to configure the board"

Hello!I am having trouble when connecting STM32 to Motor Pilot. I am using F302R8 control board and IHM07M1 as power board. I can see the port in Decive Manager and it says it is port COM5, but when I connect through COM5 from Motor Pilot I get the m...

EBerg.2 by Associate II
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  • 5 replies
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Incorrect interrupt time

Hi everyone,I'm using Nucleo H723 board. I have used 8 timers in encoder mode to read the encoders. I have also activated another timer to make an interrupt every 4ms to send the data via Usart.everything work good but when I use sprint code to put t...

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Nmo.1 by Associate III
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  • 7 replies
  • 0 kudos