https://devzone.nordicsemi.com/f/nordic-q-a/13947/how-to-know-an-event-from-center-or-pherapheral-in-s130Hi, For example: In scan and connected as peripheral at same time. When disconnect event happen, how do I know who is the trigger, the center or peripheral? Thanks.en-USTelligent Community 13Fri, 20 May 2016 00:56:04 GMThttps://devzone.nordicsemi.com/thread/53288?ContentTypeID=1Fri, 20 May 2016 00:56:04 GMT137ad170-7792-4731-bb38-c0d22fbe4515:372297ac-0b76-4de9-9424-376148298843YeLun<p>Follow your hints, I got &quot;connected.role&quot;.</p> <p>Thanks.</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/53287?ContentTypeID=1Thu, 19 May 2016 11:38:16 GMT137ad170-7792-4731-bb38-c0d22fbe4515:ba364039-f33d-485b-a688-821bbbc429ccrun_ar<p>If you look at <a href="http://infocenter.nordicsemi.com/topic/com.nordic.infocenter.s130.api.v2.0.0/structble__gap__evt__t.html">ble_gap_evt_t</a> you can see that the disconnect event contains a conn_handle that tells you which connection the disconnect event belongs to.</p><div style="clear:both;"></div>