participant%20App%0Aparticipant%20Host%0Aparticipant%20Peer%0A%0AApp%20-%3E%20Host%3A%20bt_gatt_read(cb)%0A%0A%0A%0AHost%20-%3E%20Peer%3A%20ATT_READ_REQ%0Aactivate%20Host%0Aspace%20-4.1%0Aaboxright%20left%20of%20Host%3A%200%20seconds%20%20%0Aspace%20-2.8%0APeer%20-x%20Host%3A%20ATT_READ_RSP%0Aaboxright%20left%20of%20Host%3A%2030%20seconds%20%20%0Aspace%20-5.4%0AHost%20-%3E%20Host%3A%20bt_conn_disconnect%0Aspace%20-2.8%0Adeactivate%20HostAppHostPeerbt_gatt_read(cb)ATT_READ_REQ0 seconds ATT_READ_RSP30 seconds bt_conn_disconnect