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The use of multi-channel buffered serial port MCBSP is to achieve SPI bus (mode of) data collection, and the real-time data transmission and storage is achieved by the use of two DMA controllers.
利用多通道缓存串行口mcbsp实现SPI总线方式的数据采集，并采用两个DMA控制器实现了数据的实时传输和存储。
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