https://devzone.nordicsemi.com/f/nordic-q-a/30857/what-s-the-role-of-bootloader-settingsWhat&#39;s the role of Bootloader Settings ?en-USTelligent Community 13Mon, 26 Feb 2018 14:58:15 GMThttps://devzone.nordicsemi.com/thread/121980?ContentTypeID=1Mon, 26 Feb 2018 14:58:15 GMT137ad170-7792-4731-bb38-c0d22fbe4515:f25227a7-35ed-4a02-8910-4950f1b032a6Vidar Berg<p>Hello,</p> <p>The bootloader uses the settings page for state keeping and storing of information such as current bank layout (e.g., if a valid application is present).&nbsp;Bootloader accesses and updates the flash page at runtime during DFU. R<span style="font-family:inherit;">eason for storing it to flash is that the settings data need to be persistent across resets.&nbsp;&nbsp;</span></p> <p><span style="font-family:inherit;">Here is the settings structure:&nbsp;<a href="http://infocenter.nordicsemi.com/topic/com.nordic.infocenter.sdk5.v14.2.0/structnrf__dfu__settings__t.html?cp=4_0_0_6_11_3_1_5_4">http://infocenter.nordicsemi.com/topic/com.nordic.infocenter.sdk5.v14.2.0/structnrf__dfu__settings__t.html?cp=4_0_0_6_11_3_1_5_4</a>&nbsp;</span></p> <p><span style="font-family:inherit;">&nbsp;</span></p> <p><span style="font-family:inherit;"></span></p> <p><span style="font-family:inherit;">&nbsp;</span></p><div style="clear:both;"></div>