使用两个CC2640通信，在使用GATT_ReadUsingCharUUID读取Server端characteristic时，通过抓包工具看有两个req的请求，一个成功(channel 0x03)一个失败(channel 0x21)，为什么调用一次api接口会发送两次read_by_type_req，协议也没有这样的规定？
代码基本趋近于原生：
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