040000 tree 5e9c66603a3dede67b68c8510de2f0655de54165	counter_basic_api
040000 tree 1c7a7696f387d6f853ec0f8b9d2f8a2374fbfd99	counter_nrf_rtc
040000 tree 748c33c91efdfb134e386d63a42fe63cf0bef5ac	counter_seconds
040000 tree b4db89512c2f1238e5d02dfdfa77340d45256ece	maxim_ds3231_api