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TIRTOS环境下,如何直接访问cc3220sf的外设寄存器?请求指导!

Other Parts Discussed in Thread: CC3220SF

例如,采用cc3220sf的外设SPI,对外部芯片读写数据。在读写数据过程中,根据时序要求,需改变SPI_CLK的相位或极性,这好象只能直接访问SPI的控制寄存器来实现。但TIRTOS环境下该如何实现呢?