Hi @1318614689 ,
你可以通过设置TCD来实现这个目的,具体参考下图:
LPSPI对TCD的设置封装在了驱动层,具体详见LPSPI_MasterTransferEDMALite()你也可以参考这个API新建一个适合自己应用需求的驱动。
Have a great day,
Kan
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