How to distinguish from which characteristic the data come?https://devzone.nordicsemi.com/f/nordic-q-a/35650/how-to-distinguish-from-which-characteristic-the-data-comeHi! I am using SDK15. I am using ble_app_uart and let&#39;s suppose that both of my characteristics (RX and TX) have char_md.char_props.write = 1; property so I am able to send some data from mobile app nRF Connect to Nordic chip. How to tell if theen-USTelligent Community 13Fri, 22 Jun 2018 08:02:53 GMTRE: How to distinguish from which characteristic the data come?https://devzone.nordicsemi.com/thread/137211?ContentTypeID=1Fri, 22 Jun 2018 08:02:53 GMT137ad170-7792-4731-bb38-c0d22fbe4515:da9e8fba-d894-4eeb-a634-8e5c653dafacPawel Niedbala<p>Okay, I think I solved it.&nbsp;&nbsp;<em>p_evt_write-&gt;uuid.uuid</em> value indicates which characteristic was used.</p><div style="clear:both;"></div>