040000 tree a66563dd5ccbec74475f63f2d71989f347adee50	blinker
040000 tree 3ff2aef116e9470684064a15e5cc0b633ec02198	break_hook_example
040000 tree e54ac24e8369ef5f4150a93c63aecca9fd8d34b6	button
040000 tree 00b6bb5be3bfc274fba24cab4b3a1919c5465296	buzzer
040000 tree 62fc69884cb4ba1d328dd04f202154c04b70a70e	i2cn