This thread has been locked.

If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.

c5517如何知道DMA开始传输数据,有如何知道它传输了多少?

如题,看C5517手册,DMA的中断是块传输完成后产生中断,但是我如何判断它是否传输了,有多少进行了传输?