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    D 1开发板 如何使用蓝牙键盘/鼠标

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    • T
      tianmao LV 3 最后由 编辑

      如题,请问下D1上如何链接蓝牙HID设备?

      如下图尝试用bt_test工具链接蓝牙鼠标时日志显示是用A2DP profile去链接的,结果失败

      5b050f42-e477-4d7f-9daa-1f0b0589719f-image.png

      盼复,感谢

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      • U
        ubuntu LV 7 最后由 编辑

        刚刚测试了一下a2dp source 连小米蓝牙音箱, 正常.

        复制测试音频文件:

        C:\>"C:\Program Files (x86)\AllWinnerTech\PhoenixSuit\adb.exe" push 44100-stereo-s16_le-10s.wav /tmp/
        * daemon not running. starting it now on port 5037 *
        * daemon started successfully *
        5174 KB/s (1764044 bytes in 0.332s)
        

        蓝牙播放正常:

        # bt_test -i -p a2dp-source
        1253.322907: [bt_manager_enable:400]:  bt manager version:Version:3.0.1.202101231450,builed time:Mar 24 2021-06:37:15
        1253.323209: [bt_test_status_cb:71]:  bt is turnning on.
        hcidump_xr start
        Bluetooth init has been completed!!
        /usr/bin/hcidump_xr: line 1: syntax error: unexpected word (expecting ")")
        1253.835079: [bt_profile_global_init:356]:  start bluealsa :1 times
        1253.870094: [bt_test_dev_add_cb:104]:  address:E8:07:BF:1C:43:74,name:NDZ-03-GA,class:2360324,icon:audio-card,address type:public,rssi:0
        [ 1183.426017] debugfs: File 'le_min_key_size' in directory 'hci0' already present!
        [ 1183.434453] debugfs: File 'le_max_key_size' in directory 'hci0' already present!
        [ 1183.442885] debugfs: File 'force_bredr_smp' in directory 'hci0' already present!
        1254.432072: [bt_test_adapter_power_state_cb:41]:  Turn on bt successfully
        1254.836491: [bt_test_status_cb:61]:  BT is ON
        [bt]#connect E8:07:BF:1C:43:74
        1266.516883: [bt_test_a2dp_source_connection_state_cb:285]:  A2DP source connecting with device: E8:07:BF:1C:43:74
        addr:E8:07:BF:1C:43:74,name:NDZ-03-GA,state:CONNECTED
        addr:E8:07:BF:1C:43:74,name:NDZ-03-GA,state:CONNECTED
        [bt]#1267.366635: [bt_test_a2dp_source_connection_state_cb:287]:  A2DP source connected with device: E8:07:BF:1C:43:74
        1267.367007: [bt_test_a2dp_sink_connection_state_cb:261]:  A2DP sink connected with device: E8:07:BF:1C:43:74
        
        [bt]#
        [bt]#a2dp_src_start
        [bt]#1276.929765: [_a2dp_source_thread_func:364]:  start a2dp src loop,data size:1764000,ch:2,sample:44100
        
        
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