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https://e2e.ti.com/support/microcontrollers/arm-based-microcontrollers-group/arm-based-microcontrollers/f/arm-based-microcontrollers-forum/1533405/am2431-spi-master-on-pru
工具/软件：
您好： 我们计划使用 AM2431、并通过 SPI 通过自定义数据链路层与另一个控制器通信。 数据速率将仅为 5MBit/s
谢谢、此致、
Ambroise
当然、请查看此内容： 位于·Texas Instruments/open-PRU 的 open-pru/examples/spi_loopback
