https://devzone.nordicsemi.com/f/nordic-q-a/19674/nrf51822-and-nrf24l01-esbHi i wanna create a connection between nrf24l01+ and nrf51822 with esb in nrf51822 side i&#39;m using sdk12.02 example and i need help for nrf24l01+ side recommend me library or a method to setup tnxen-USTelligent Community 13Tue, 14 Feb 2017 14:37:23 GMThttps://devzone.nordicsemi.com/thread/76526?ContentTypeID=1Tue, 14 Feb 2017 14:37:23 GMT137ad170-7792-4731-bb38-c0d22fbe4515:28db5721-a830-4f63-9c65-a6fc0175dc7cHung Bui<p>Hi,</p> <p>On the nRF5 side, you should use NRF_ESB_LEGACY_CONFIG as in the esb example in the nRF5 SDK.</p> <p>on the nRF24L01+ you should follow the instruction at Appendix A in the nRF24L01+ product specification. You need to match the RF channel , TX address, RX address in order for 2 of them to talk together. I would suggest you test between 2 nRF24L01+ first before you try between nRF24L01+ and nRF51.</p><div style="clear:both;"></div>