https://devzone.nordicsemi.com/f/nordic-q-a/23584/nrf51-master-mode-and-slave-modeWe plan to use a nrf51 board which has a button that can switch the ble mode between the master mode and slave mode . Is this plan feasible? Thank you!en-USTelligent Community 13Tue, 18 Jul 2017 08:35:43 GMThttps://devzone.nordicsemi.com/thread/92649?ContentTypeID=1Tue, 18 Jul 2017 08:35:43 GMT137ad170-7792-4731-bb38-c0d22fbe4515:0b0548f2-24bf-4a68-996a-eecd5e94cd71endnode<p>Yes it is, there are dual role examples in Nordic nRF5 SDK V12.x (for nRF51 DK).</p><div style="clear:both;"></div>