While H4 serves as the standard method to transmit Bluetooth data over UART as defined in the specifications, the proprietary BCSP protocol from CSR supports error checking and retransmission.
而H4充当通过UART传输Bluetooth数据的标准方法。UART是在规范中定义的来自CSR的专有BCSP协议，支持错误校验和重传。
While H4 serves as the standard method to transmit Bluetooth data over UART as defined in the specifications, the proprietary BCSP protocol from CSR supports error checking and retransmission.
而H4充当通过UART传输Bluetooth数据的标准方法。UART是在规范中定义的来自CSR的专有BCSP协议，支持错误校验和重传。
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