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DM36x McBSP 作为 slave 使用时,Receive Control Register (RCR) 中的 RFRLEN1 配置没作用



McBSP 作为 slave 使用时,无论 Receive Control Register (RCR) 中的 RFRLEN1 配置为多少,接收的总是 1 个 word。不知道有什么解决办法?