https://devzone.nordicsemi.com/f/nordic-q-a/17796/over-the-ble-bootloaderI want to refresh the program by bluetooth. Can Nordic provide some case? or Nordic don&#39;t provide this function?en-USTelligent Community 13Thu, 17 Nov 2016 08:19:10 GMThttps://devzone.nordicsemi.com/thread/68595?ContentTypeID=1Thu, 17 Nov 2016 08:19:10 GMT137ad170-7792-4731-bb38-c0d22fbe4515:cafbfb3b-6eed-4e8e-b386-0d6fed8b6d68bjorn-spockeli<p>Yes, we provide a bootloader example that allows you to perform Over-the-Air(OTA) Device Firmware Update(DFU) using Bluetooth Low Energy.</p> <p>You can find the documentation of our bootloader on <a href="http://infocenter.nordicsemi.com/topic/com.nordic.infocenter.sdk5.v11.0.0/examples_ble_dfu.html">this</a> Infocenter page. (<strong>Note</strong>: This is for SDK v11.0.0 which uses the legacy bootloader, if you need signed firmware images you have to use the bootloader in SDK v12.0, <a href="http://infocenter.nordicsemi.com/topic/com.nordic.infocenter.sdk5.v12.0.0/lib_bootloader_modules.html?cp=4_0_0_3_4">here</a> is the link to the documentation and <a href="http://infocenter.nordicsemi.com/topic/com.nordic.infocenter.sdk5.v12.0.0/ble_sdk_app_dfu_bootloader.html">here</a> is the link to the step-by-step example guide.)</p> <p>You can find a step-by-step guide on how to use the example bootloader on <a href="http://infocenter.nordicsemi.com/topic/com.nordic.infocenter.sdk5.v11.0.0/bledfu_appexample.html">this</a> Infocenter page.</p> <p>Best regards</p> <p>Bjørn</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/68596?ContentTypeID=1Thu, 17 Nov 2016 01:51:48 GMT137ad170-7792-4731-bb38-c0d22fbe4515:3dcd7710-711b-4ab6-962d-800f161331d8Roger Clark<p>Yes.</p> <p>See the various examples in the SDK.</p> <p>Look for &quot;DFU&quot; in the SDK / API and the example names.</p><div style="clear:both;"></div>