Creating a server: https://github.com/h2zero/NimBLE-Arduino/blob/master/examples/BLE_EddystoneTLM_Beacon/BLE_EddystoneTLM_Beacon.ino Creating a client: https://github.com/h2zero/NimBLE-Arduino/blob/master/examples/BLE_Beacon_Scanner/BLE_Beacon_Scanner.ino
Creating a server:
https://github.com/h2zero/NimBLE-Arduino/blob/master/examples/BLE_EddystoneTLM_Beacon/BLE_EddystoneTLM_Beacon.ino
Creating a client:
https://github.com/h2zero/NimBLE-Arduino/blob/master/examples/BLE_Beacon_Scanner/BLE_Beacon_Scanner.ino