https://devzone.nordicsemi.com/f/nordic-q-a/5657/multi-role-conn-observer-advertiser-exampleHi, When running the multi-role-conn-observer-advertiser example on nrf51822 Soc with S110v7, I never be able to get the MAC address, and even the RSSI is always 0x1.I did not make any changes. Can anyone explain to me the reason please. Thanken-USTelligent Community 13Fri, 20 Feb 2015 17:04:37 GMThttps://devzone.nordicsemi.com/thread/19823?ContentTypeID=1Fri, 20 Feb 2015 17:04:37 GMT137ad170-7792-4731-bb38-c0d22fbe4515:ef5d2cab-43ff-4723-ac5a-0b8e1521877fPetter Myhre<p>To scan the RSSI and MAC address I think you should use the S120, I have added an answer to your other question, <a href="https://devzone.nordicsemi.com/question/30111/reading-rssi-and-mac-address/">here</a>.</p><div style="clear:both;"></div>