ble_eddystone_set_adv_data_uid() function
Configures the device to advertise Eddystone UID beacons.
Arguments
adv_fields
The base advertisement fields to transform into an eddystone beacon. All configured fields are preserved; you probably want to clear this struct before calling this function.
uid
The 16-byte UID to advertise.
measured_power
The Measured Power (RSSI value at 0 Meter).
Return value
0 on success; BLE_HS_EBUSY if advertising is in progress; BLE_HS_EMSGSIZE if the specified data is too large to fit in an advertisement; Other nonzero on failure.