https://devzone.nordicsemi.com/f/nordic-q-a/33421/how-to-switch-in-dfu-mode-without-buttonHello, I want to develop buttonless DFU along with my application code so please help me to develop this.a have already flashed DFU in NRF51822 and also able to active DFU mode by button . now i want it buttonless. so what are the configuration anden-USTelligent Community 13Mon, 16 Apr 2018 14:49:07 GMThttps://devzone.nordicsemi.com/thread/128512?ContentTypeID=1Mon, 16 Apr 2018 14:49:07 GMT137ad170-7792-4731-bb38-c0d22fbe4515:3ece7a65-21d8-4012-a2db-11189330ec75tesc<p>Hi,</p> <p>The buttonless DFU example in SDK 12.3 is a template example, which means it was written in a way that you can start with that example and add the functionality of your application to it. Since you are doing the opposite (you have a project and want to add buttonless DFU) you can ignore all the &quot;your job&quot; comments, and instead take the rest of the code from the example and add it to your project.</p> <p>Regards,<br />Terje</p><div style="clear:both;"></div>