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one V
one V
Associate III
January 17, 2018
Question

STM32H7 multiple master and slave SPI DMA communication error

  • January 17, 2018
  • 1 reply
  • 509 views
Posted on January 17, 2018 at 13:09

A single STM32H7 SPI（SPI4） DMA master-slave full-duplex communication works very well, but when I add another SPI(SPI5) master-slave communication,  the error rate will be high. What is the reason?

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    1 reply

    Tesla DeLorean
    Tesla DeLorean
    Guru
    August 10, 2018

    Sorry, bumping old zombie unanswered threads off my feed

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