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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>Issue with Jumping to application from boot  nrf52840</title><link>https://devzone.nordicsemi.com/f/nordic-q-a/51318/issue-with-jumping-to-application-from-boot-nrf52840</link><description>When in dfu mode (with usb dfu enabled) if we jump to application via &amp;quot; 
 
 nrf_bootloader_app_start&amp;quot; there seems to be an issue where the firmware locks up and doesn&amp;#39;t start the application. If we software reset the chip, the firmware is able to jump</description><dc:language>en-US</dc:language><generator>Telligent Community 13</generator><lastBuildDate>Fri, 23 Aug 2019 12:42:16 GMT</lastBuildDate><atom:link rel="self" type="application/rss+xml" href="https://devzone.nordicsemi.com/f/nordic-q-a/51318/issue-with-jumping-to-application-from-boot-nrf52840" /><item><title>RE: Issue with Jumping to application from boot  nrf52840</title><link>https://devzone.nordicsemi.com/thread/205895?ContentTypeID=1</link><pubDate>Fri, 23 Aug 2019 12:42:16 GMT</pubDate><guid isPermaLink="false">137ad170-7792-4731-bb38-c0d22fbe4515:c1ef81cc-aa95-4338-b63e-d5a2db7be939</guid><dc:creator>Sigurd</dc:creator><description>&lt;p&gt;Hi,&lt;/p&gt;
[quote user=""]Using sdk version 15.0.0[/quote]
&lt;p&gt;&amp;nbsp;There is a bug in SDK 15.0 when it comes to applying the USBD errata workarounds, see &lt;a href="https://devzone.nordicsemi.com/f/nordic-q-a/34605/usb-not-enumerating-after-reset"&gt;this&lt;/a&gt; and &lt;a href="https://devzone.nordicsemi.com/f/nordic-q-a/34337/usb-cdc-acm/132715#132715"&gt;this post.&lt;/a&gt;&amp;nbsp;Apply the fix, and check if it fixes your issue.&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;</description></item></channel></rss>