https://devzone.nordicsemi.com/f/nordic-q-a/40023/nrf-dfu-bootloaderCan someone explain the indepth working of nrf dfu bootloader example with respect to the init packet. How is it decoded and the information gets stored in the structure. Special mention the command fields,how is it interpreted. Can someone pleaseen-USTelligent Community 13Wed, 31 Oct 2018 12:42:18 GMThttps://devzone.nordicsemi.com/thread/155327?ContentTypeID=1Wed, 31 Oct 2018 12:42:18 GMT137ad170-7792-4731-bb38-c0d22fbe4515:fcacdf44-4d59-4f06-a9c8-1e295bcd3559AndreasF<p>Hi.</p> <p>There are some documentation on the <a href="http://infocenter.nordicsemi.com/index.jsp?topic=%2Fcom.nordic.infocenter.sdk5.v15.2.0%2Flib_bootloader.html&amp;cp=4_0_0_3_5_0">bootloader in general</a>, the <a href="http://infocenter.nordicsemi.com/index.jsp?topic=%2Fcom.nordic.infocenter.sdk5.v15.2.0%2Flib_bootloader_dfu_process.html&amp;cp=4_0_0_3_5_1">device firmware update process</a>, and the <a href="http://infocenter.nordicsemi.com/index.jsp?topic=%2Fcom.nordic.infocenter.sdk5.v15.2.0%2Flib_dfu_transport.html&amp;cp=4_0_0_3_5_2">dfu protocol </a>on our infocenter.</p> <p>You can find more indepth information about the init packet under <a href="http://infocenter.nordicsemi.com/index.jsp?topic=%2Fcom.nordic.infocenter.sdk5.v15.2.0%2Flib_bootloader_dfu_validation.html&amp;cp=4_0_0_3_5_1_1_0&amp;anchor=lib_bootloader_dfu_init"><strong>Validation</strong> </a>here, and how you can <a href="http://infocenter.nordicsemi.com/index.jsp?topic=%2Fcom.nordic.infocenter.tools%2Fdita%2Ftools%2Fnrfutil%2Fnrfutil_customizing.html&amp;cp=5_5_8">customize </a>the init packet here.</p> <p></p> <p>- Andreas</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/155256?ContentTypeID=1Wed, 31 Oct 2018 06:54:19 GMT137ad170-7792-4731-bb38-c0d22fbe4515:67fe096b-65f7-45f4-9bda-b9b672dce6b5Gaurav<p>And concerned with&nbsp;&nbsp;pb_istream_from_buffer and pb_decode.</p><div style="clear:both;"></div>