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I am using the DMA SPI as slave on a stm32-F401. I use:DMA SPI SlaveHAL_SPI_TransmitReceive_DMA(&hspi2, pTxData, pRxData, len};When I do this a len amount of zeros is written to the FIFO Tx. For my use case I need to write to the Tx buffer using seri...
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