STM32 MCUs Embedded software

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Resolved! 3 SPI busses does not parallelize data access

STM32H743We have 4 SPI busses running at 12.5MHz but the SPI clocks are sequentially. SPI 1 and 2 are using DMA Channel 1 while SPI 3 and 4 are using DMA Channel 2. We would like them to run in parallel.Can they run in parallel.The code uses HAL_SPI_...

rlegault_0-1705436036380.png
rlegault by Associate II
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Waking from STOP mode U575

I am trying to get the STM32U575 to wake from STOP3 mode using the NUCLEO-U575ZI-Q dev board. I followed the example to enable the wakeup pin, clear any pending wakeup flag, and then go to sleep. I have this configured to pin PC13 which is the user p...

bpat by Associate II
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STM32F3x Zephyr Project, DMA configuration

Hi,I am trying to use the async transfers with usarts, but it fails to enable the UART (using uart_rx_enable), due to no DMA configured for the usart.I have not been able to modify the device tree for DMA, but so far unsuccessful.On the dma2 node, I ...

sbend by Associate II
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