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<?xml-stylesheet type="text/xsl" href="https://devzone.nordicsemi.com/cfs-file/__key/system/syndication/rss.xsl" media="screen"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/" xmlns:wfw="http://wellformedweb.org/CommentAPI/" xmlns:atom="http://www.w3.org/2005/Atom"><channel><title>nrf5 SDK BLE DFU</title><link>https://devzone.nordicsemi.com/f/nordic-q-a/121495/nrf5-sdk-ble-dfu</link><description>Hello, 
 
 I have a legacy project that is using nrf5 sdk v17.0.2. I need to add the BLE DFU functionality to this project based on the nRF52840. Are there any examples on how to do this with his version of the sdk? I cannot find any examples provided</description><dc:language>en-US</dc:language><generator>Telligent Community 13</generator><lastBuildDate>Mon, 02 Jun 2025 13:20:45 GMT</lastBuildDate><atom:link rel="self" type="application/rss+xml" href="https://devzone.nordicsemi.com/f/nordic-q-a/121495/nrf5-sdk-ble-dfu" /><item><title>RE: nrf5 SDK BLE DFU</title><link>https://devzone.nordicsemi.com/thread/537683?ContentTypeID=1</link><pubDate>Mon, 02 Jun 2025 13:20:45 GMT</pubDate><guid isPermaLink="false">137ad170-7792-4731-bb38-c0d22fbe4515:189fe60f-be41-4be5-96f3-983b7d7c63a0</guid><dc:creator>kfci-eng</dc:creator><description>&lt;p&gt;Hi Hung,&lt;/p&gt;
&lt;p&gt;Thank you! I got it to work reading the documentation and your blog.&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;</description></item><item><title>RE: nrf5 SDK BLE DFU</title><link>https://devzone.nordicsemi.com/thread/535582?ContentTypeID=1</link><pubDate>Thu, 15 May 2025 12:38:00 GMT</pubDate><guid isPermaLink="false">137ad170-7792-4731-bb38-c0d22fbe4515:1916d721-4c8b-4db5-9644-0f2b881057fa</guid><dc:creator>Hung Bui</dc:creator><description>&lt;p&gt;Hi,&amp;nbsp;&lt;br /&gt;You can take a look at the documentation of the SDK. We do provide BLE DFU solution in the SDK.&lt;br /&gt;Here is where DFU is described:&amp;nbsp;&lt;a href="https://docs.nordicsemi.com/bundle/sdk_nrf5_v17.0.2/page/lib_bootloader_modules.html"&gt;https://docs.nordicsemi.com/bundle/sdk_nrf5_v17.0.2/page/lib_bootloader_modules.html&lt;/a&gt;&lt;/p&gt;
&lt;p&gt;The bootloader example are here:&amp;nbsp;&lt;a href="https://docs.nordicsemi.com/bundle/sdk_nrf5_v17.0.2/page/examples_bootloader.html"&gt;https://docs.nordicsemi.com/bundle/sdk_nrf5_v17.0.2/page/examples_bootloader.html&lt;/a&gt;&lt;/p&gt;
&lt;p&gt;&lt;a href="https://docs.nordicsemi.com/bundle/sdk_nrf5_v17.0.2/page/ble_sdk_app_dfu_bootloader.html"&gt;https://docs.nordicsemi.com/bundle/sdk_nrf5_v17.0.2/page/ble_sdk_app_dfu_bootloader.html&lt;/a&gt;&lt;/p&gt;
&lt;p&gt;My suggestion is to get familiar with the examples before you try to implement the bootloader to your application.&amp;nbsp;&lt;br /&gt;&lt;br /&gt;I made a blog here some time ago , it might be useful:&amp;nbsp;&lt;a href="https://devzone.nordicsemi.com/guides/short-range-guides/b/software-development-kit/posts/getting-started-with-nordics-secure-dfu-bootloader"&gt;Getting started with Nordic&amp;#39;s Secure DFU bootloader, a step by step guide&lt;/a&gt;&amp;nbsp;&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;</description></item></channel></rss>