How could I use Buttonless dfu?https://devzone.nordicsemi.com/f/nordic-q-a/31102/how-could-i-use-buttonless-dfuhi, I am trying to make buttonless dfu working, but I am not sure how to do that. I am using SDK 14.2.0 with nrf52832. right now, the ble dfu example works. and I found in the nrf_dfu.c the system can enter the bootloader mode by through s_dfu_settingsen-USTelligent Community 13Mon, 05 Mar 2018 14:25:49 GMTRE: How could I use Buttonless dfu?https://devzone.nordicsemi.com/thread/122853?ContentTypeID=1Mon, 05 Mar 2018 14:25:49 GMT137ad170-7792-4731-bb38-c0d22fbe4515:200cea8d-f5a1-40db-aa84-139c0ebb3156Bj&#248;rn Kvaale<p>Hi weizhen,</p> <p>I would take a look at the <a href="https://devzone.nordicsemi.com/b/blog/posts/getting-started-with-nordics-secure-dfu-bootloader" rel="noopener noreferrer" target="_blank">secure dfu blog post</a>, as well as the <a href="http://infocenter.nordicsemi.com/topic/com.nordic.infocenter.sdk5.v14.2.0/ble_sdk_app_buttonless_dfu.html?cp=4_0_0_4_2_2_6" rel="noopener noreferrer" target="_blank">infocenter documentation</a> for testing the buttonless dfu.</p> <p>Kind Regards,</p> <p>Bjørn Kvaale</p><div style="clear:both;"></div>