About Greg K.

Greg K. · 2017-05-23

Posted on May 24, 2017 at 03:21Hello,I would like to use an USART with DMA (peripheral to memory) with FIFO enabled in a circular mode on the STM32F205.My stream of data is pretty random and I would like to process the memory buffered data on the fl...

Greg K. · 2017-05-25

Posted on May 25, 2017 at 23:54Thank you again for the response.I thought that the DMA FIFO flushed itself as soon as the DMA controller was idle, but I was wrong.Now I see that it doesn't make sense to use the DMA FIFO if you don't have a continuou...

Greg K. · 2017-05-24

Posted on May 24, 2017 at 17:08Thank you for the reply.I already read the linked thread, but I don't see a suitable solution.If I assume NDTR is decremented one less that it is, then if my data stream stops I will never process the last received dat...

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USART RX with DMA, FIFO and NDTR

Re: USART RX with DMA, FIFO and NDTR

Re: USART RX with DMA, FIFO and NDTR