Android Bluetooth(蓝牙) - Debug

1.抓取btsnoop log

使能开发者模式。设置，关于，版本号，连续点击

adb root

adb shell

setprop persist.bluetooth.btsnooppath /data/misc/bluetooth/logs/btsnoop_hci.cfa

setprop persist.bluetooth.btsnoopenable true

setprop persist.bluetooth.btsnooplogmode full

重启

抓 btsnoop  之前，先关蓝牙，然后再打开

测试，复现问题

复现到后，把 btsnoop  文件及时 pull  出来，否则重新开关蓝牙，会删掉之前的 btsnoop

同时，导出此过程 logcat

adb pull /data/misc/bluetooth/logs/btsnoop_hci.cfa ./btsnoop_hci.cfa

adb logcat -d > logcat

setprop persist.bluetooth.btsnoopenable true
setprop persist.bluetooth.btsnooplogmode full
setprop persist.bluetooth.btsnoopdefaultmode full
setprop persist.bluetooth.btsnoopsize 0xfffffff
setprop persist.bluetooth.btsnooppath /data/misc/bluetooth/logs/btsnoop_hci.log

2.抓取logcat