D: conn 0x20001d08 handle 0
D: chan 0x200020b4 cid 0x0006
I: BAS Notifications enabled
Connected 10:B5:88:72:9A:E6 (public)
Regular advertising started
W: Ignoring data for unknown channel ID 0x003a
button_changed(): right
button_changed(): left
button_changed(): up
button_changed(): down
button_changed(): right
button_changed(): right
button_changed(): right
button_changed(): left
button_changed(): left
button_changed(): left
button_changed(): left
button_changed(): up
button_changed(): up
button_changed(): up
button_changed(): up
button_changed(): up
button_changed(): down
button_changed(): down
button_changed(): down
button_changed(): down