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CC2642蓝牙发送多包数据(JSON 格式),我如何在发送的数据末尾添加CRC校验码以确定我发送的数据客户端没有丢包?

CC2642蓝牙发送多包数据(JSON 格式),我如何在发送的数据末尾添加CRC校验码以确定我发送的数据客户端没有丢包?