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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>GPIO pins states during OTA DFU</title><link>https://devzone.nordicsemi.com/f/nordic-q-a/77798/gpio-pins-states-during-ota-dfu</link><description>Hello, 
 I have been working with nRF52832 microcontroller on a custom PCB. Currently, we are implementing OTA updates through BLE, and developing using the nRF toolbox app on Android. We were able to successfully upload our firmware onto the nRF52 breakout</description><dc:language>en-US</dc:language><generator>Telligent Community 13</generator><lastBuildDate>Fri, 23 Jul 2021 18:42:19 GMT</lastBuildDate><atom:link rel="self" type="application/rss+xml" href="https://devzone.nordicsemi.com/f/nordic-q-a/77798/gpio-pins-states-during-ota-dfu" /><item><title>RE: GPIO pins states during OTA DFU</title><link>https://devzone.nordicsemi.com/thread/321626?ContentTypeID=1</link><pubDate>Fri, 23 Jul 2021 18:42:19 GMT</pubDate><guid isPermaLink="false">137ad170-7792-4731-bb38-c0d22fbe4515:ba803004-6322-4d7b-85d6-501e00a07947</guid><dc:creator>Aashyk</dc:creator><description>&lt;p&gt;Thanks for the response! We do use the custom bootloader for nRF52832 and this behavior does happen in an unmodified example. I will step through the code and figure out where the pin states changes during DFU&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;</description></item><item><title>RE: GPIO pins states during OTA DFU</title><link>https://devzone.nordicsemi.com/thread/321567?ContentTypeID=1</link><pubDate>Fri, 23 Jul 2021 12:26:36 GMT</pubDate><guid isPermaLink="false">137ad170-7792-4731-bb38-c0d22fbe4515:09b7e5a0-c31a-4862-bd01-f02915449559</guid><dc:creator>Amanda Hsieh</dc:creator><description>&lt;p&gt;Hi,&amp;nbsp;&lt;/p&gt;
&lt;p&gt;As I know the DFU process would not affect the GPIO status.&amp;nbsp;&lt;/p&gt;
&lt;p&gt;Do you modify the BLE bootloader? Does it happen to the unmodified example? You should step into the code to see what modify the GPIO status.&amp;nbsp;&lt;/p&gt;
&lt;p&gt;-Amanda H.&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;</description></item></channel></rss>