摘自：Blog of Embbnux博客
树莓派3也直接支持蓝牙，使用直接使用自带命令即可,先打开要连接的蓝牙设备,然后配置树莓派:
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pi@raspi3:~ $sudobluetoothctl
[NEW] Controller BB:27:EB:0D:9D:DD raspi3 [default]
[bluetooth]# list
Controller BB:27:EB:0D:9D:DD raspi3 [default]
[bluetooth]# power on
Changing power on succeeded
[bluetooth]# scan on
Discovery started
[CHG] Controller BB:27:EB:0D:9D:DD Discovering:yes
[NEW] Device E8:07:BF:3A:25:AA NDZ-03-GA
[CHG] Device E8:07:BF:3A:25:AA RSSI: -66
[bluetooth]# agent on
Agent registered
[CHG] Device E8:07:BF:3A:25:AA RSSI: -56
[bluetooth]# pair E8:07:BF:3A:25:AA
Attempting to pair with E8:07:BF:3A:25:AA
[CHG] Device E8:07:BF:3A:25:AA Connected:yes
[CHG] Device E8:07:BF:3A:25:AA UUIDs:
00001108-0000-1000-8000-00805f9b34ff
[CHG] Device E8:07:BF:3A:25:AA Paired:yes
Pairing successful
[CHG] Device E8:07:BF:3A:25:AA Connected: no
[bluetooth]# trust E8:07:BF:3A:25:AA
[CHG] Device E8:07:BF:3A:25:AA Trusted:yes
Changing E8:07:BF:3A:25:AA trust succeeded
[bluetooth]# connect E8:07:BF:3A:25:AA
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这样就连上蓝牙设备了，如果是蓝牙音响的话还得装下支持软件:
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sudoapt-getinstallpulseaudio pulseaudio-module-bluetooth
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