https://devzone.nordicsemi.com/f/nordic-q-a/17321/nrf51-to-24l01p-esb-duplicate-packetHello, I am currently testing the nRF51 series as a possible upgrade to our products that use the 24L01P. For testing I have the nRF51 dev board setup as the PRX and a custom board with an 24L01P as the PTX. I have quite a bit of experience with ESBen-USTelligent Community 13Thu, 27 Oct 2016 12:36:49 GMThttps://devzone.nordicsemi.com/thread/66551?ContentTypeID=1Thu, 27 Oct 2016 12:36:49 GMT137ad170-7792-4731-bb38-c0d22fbe4515:fe942dac-5a02-431f-a7f5-9f7f488fb83cFormerMember<p>When I test nRF51 to nRF51 communication with the parameters you are using, the communication works fine, the PRX devices receives that packets correctly. It means that the nRF51 side should work.</p> <p>Do you have had a look at <a href="https://devzone.nordicsemi.com/question/58721/how-to-setup-nrf51ptx-to-nrf24l01prx/">this</a> thread with some suggested nRF24L01+ settings for communication with nRF51?</p><div style="clear:both;"></div>