https://devzone.nordicsemi.com/f/nordic-q-a/23480/receiving-scan-requests-without-making-advertisementsCan a BLE peripheral listen for scan requests or any commands from BLE central without making any advertisements? If this is possible, then it would save on the transmission power required for sending advertisements. Also, can a BLE central send aen-USTelligent Community 13Thu, 13 Jul 2017 06:13:40 GMThttps://devzone.nordicsemi.com/thread/92230?ContentTypeID=1Thu, 13 Jul 2017 06:13:40 GMT137ad170-7792-4731-bb38-c0d22fbe4515:8254ea49-db9f-48df-9148-e91b414e449asushant_shidore<p>Thanks for the response, RK</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/92229?ContentTypeID=1Thu, 13 Jul 2017 05:29:34 GMT137ad170-7792-4731-bb38-c0d22fbe4515:30c08277-c815-4f42-a8b1-c15f5df52b2bRK<p>No you can&#39;t listen for scan requests if you&#39;re not advertising. No you can&#39;t send a scan request except when you receive an advertisement.</p><div style="clear:both;"></div>