https://devzone.nordicsemi.com/f/nordic-q-a/18213/can-you-provide-a-sample-of-dfu-example-using-s130-v12-1-0I write the code almost ok. but , I neet the DFU function to UPDATE THE software . Now, we only find a v11 example can run ok but only a zip, not including any code. the other question, how to add a flash write function to S130 V12.1 . becauseen-USTelligent Community 13Wed, 07 Dec 2016 13:32:25 GMThttps://devzone.nordicsemi.com/thread/70328?ContentTypeID=1Wed, 07 Dec 2016 13:32:25 GMT137ad170-7792-4731-bb38-c0d22fbe4515:206e0f23-56cf-4d50-a014-3a612be624cfHung Bui<p>@Ligang: You need to clarify your question a little bit more, I don&#39;t know what you are asking for.</p><div style="clear:both;"></div>