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从手册上看,是不是CLA 和DMA 是无法 同时读取SPI的,是不是我要是在cla里使用spi,那么DMA就没法读取spi了?
是无法同时读取的,但在CLA使用完SPI后,可以在CPU中把SPI的控制全分配给DMA就可以了。