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C6748 在SYSBIOS下使用dma发生错误:bus error

Other Parts Discussed in Thread: SYSBIOS

hi

C6748 在SYSBIOS下使用dma发生错误:bus error,然后发现是read address error。

请问为什么会发生这种现象,如何解决这个错误。

目前使用edma做spi的搬运。