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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>nRF52840 doesn&amp;#39;t load and run program</title><link>https://devzone.nordicsemi.com/f/nordic-q-a/104069/nrf52840-doesn-t-load-and-run-program</link><description>I have a custom board with nRF52840. Previous versions have worked just fine. However, last version underwent some major layout changes (including reduction of component sizes, making it ready for manufacturing), but no values have changed. However, now</description><dc:language>en-US</dc:language><generator>Telligent Community 13</generator><lastBuildDate>Sat, 23 Sep 2023 01:06:09 GMT</lastBuildDate><atom:link rel="self" type="application/rss+xml" href="https://devzone.nordicsemi.com/f/nordic-q-a/104069/nrf52840-doesn-t-load-and-run-program" /><item><title>RE: nRF52840 doesn't load and run program</title><link>https://devzone.nordicsemi.com/thread/447299?ContentTypeID=1</link><pubDate>Sat, 23 Sep 2023 01:06:09 GMT</pubDate><guid isPermaLink="false">137ad170-7792-4731-bb38-c0d22fbe4515:fe0971c8-b896-4ed0-8fcf-45f2e3249e00</guid><dc:creator>okwestern</dc:creator><description>&lt;p&gt;Found the problem. Previous versions had the two inductors on DCC pin, not the new.&lt;/p&gt;
&lt;p&gt;Had to disable DCDC in board Kconfig:&lt;/p&gt;
&lt;p&gt;config BOARD_ENABLE_DCDC&lt;br /&gt; bool &amp;quot;DCDC mode&amp;quot;&lt;br /&gt; select SOC_DCDC_NRF52X&lt;br /&gt; default n&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;</description></item></channel></rss>