https://devzone.nordicsemi.com/f/nordic-q-a/15002/esb-how-to-retreive-the-sender-addressHi, I use ESB protocol, and all is working fine :) Now I want to retreive the address of the sender because I can have multiple sender in my network. I can add this in payload, but if possible I prefer to get the adress used in the radio packeten-USTelligent Community 13Thu, 07 Jul 2016 13:43:45 GMThttps://devzone.nordicsemi.com/thread/57249?ContentTypeID=1Thu, 07 Jul 2016 13:43:45 GMT137ad170-7792-4731-bb38-c0d22fbe4515:60b5ed28-7f61-4f85-981d-ba522a442082Ga&#233;tan<p>Thank You Jørgen,</p> <p>Sorry for this question:</p> <p>all packet received on pipe1 have the same adress ?</p> <p>I have multiple sender with the same firmware, the IC internal address is not used ?</p> <p>Regards, Gaétan</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/57248?ContentTypeID=1Thu, 07 Jul 2016 11:24:32 GMT137ad170-7792-4731-bb38-c0d22fbe4515:036edeea-5dba-4135-92bd-5103a50cb815J&#248;rgen Kvalvaag<p>You can get this information from examining which pipe the packet arrived on.</p> <p>Example RX configuration:</p> <ul> <li>base_address_0 = 0x12341234</li> <li>base_address_1 = 0xabcdabcd</li> <li>pipe0_prefix = 0x01</li> <li>pipe1_prefix = 0x02</li> </ul> <p>A packet arriving on pipe0, the TX address is 0xabcdabcd01</p> <p>A packet arriving on pipe1, the TX address is 0x1234123402</p><div style="clear:both;"></div>