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dm3730 使用sdma的link-list的问题

map dog
Expert 1361 points


我想使用3730的link-list模式提升sdma的效率

但是在TRM里面的“11.4.19.2 Link-List Transfer Profile”这一个章节提到了一个寄存器DMA4_CNDPi，是这样描述的

The next-descriptor pointer is the 32-bit address pointer from where the next transfer
descriptor is to be loaded.

请问这个指针指向那个地方，该怎么设置呢