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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>Jlink CTRL-AP indicates that the device is secured</title><link>https://devzone.nordicsemi.com/f/nordic-q-a/88597/jlink-ctrl-ap-indicates-that-the-device-is-secured</link><description>HI, I am start use NRF52840DK(rev3) to devlopment usb application，but jlink always show this information 
 
 I try to use &amp;#39;nrfjprog --recover&amp;#39; to disable read protection, then program application hex file, 
 but jlink again show inforamtion when device</description><dc:language>en-US</dc:language><generator>Telligent Community 13</generator><lastBuildDate>Tue, 26 Jul 2022 05:56:12 GMT</lastBuildDate><atom:link rel="self" type="application/rss+xml" href="https://devzone.nordicsemi.com/f/nordic-q-a/88597/jlink-ctrl-ap-indicates-that-the-device-is-secured" /><item><title>RE: Jlink CTRL-AP indicates that the device is secured</title><link>https://devzone.nordicsemi.com/thread/378619?ContentTypeID=1</link><pubDate>Tue, 26 Jul 2022 05:56:12 GMT</pubDate><guid isPermaLink="false">137ad170-7792-4731-bb38-c0d22fbe4515:fe725aae-6eec-45f9-940e-eed7a4f40c8e</guid><dc:creator>Amanda Hsieh</dc:creator><description>&lt;p&gt;Hi,&amp;nbsp;&lt;/p&gt;
&lt;p&gt;Please create a new support case for your own issue. That can help us manage your case easily.&amp;nbsp;&lt;/p&gt;
&lt;p&gt;-Amanda&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;</description></item><item><title>RE: Jlink CTRL-AP indicates that the device is secured</title><link>https://devzone.nordicsemi.com/thread/378545?ContentTypeID=1</link><pubDate>Mon, 25 Jul 2022 12:56:08 GMT</pubDate><guid isPermaLink="false">137ad170-7792-4731-bb38-c0d22fbe4515:418b2846-d444-4fd3-9b27-3fc912e6dc4c</guid><dc:creator>NRM</dc:creator><description>&lt;p&gt;hi,&lt;br /&gt; I have the same problem with other examples ( just examples that is need&amp;nbsp;loading&amp;nbsp;with soft device). I follow&amp;nbsp;&amp;quot;this post&amp;quot; that you mention step by step, but&amp;nbsp;the problem doesn&amp;#39;t solve&lt;/p&gt;
&lt;p&gt;&lt;span style="color:black;font-family:&amp;#39;Arial&amp;#39;,&amp;#39;sans-serif&amp;#39;;font-size:9.0pt;"&gt;I can&amp;nbsp;load &amp;quot;nRF5_SDK_15.2.0_9412b96&amp;quot; examples with the nrf52840 eval kit board(nrf52840 eval kit pca10056&amp;nbsp;) , but I can&amp;#39;t run the same&amp;nbsp;examples&amp;nbsp;with custom board.&lt;br /&gt;&amp;nbsp; &amp;nbsp;&amp;nbsp;&lt;br /&gt;&amp;nbsp;&amp;nbsp;&lt;span&gt;Thanks in advace.&lt;/span&gt;&lt;/span&gt;&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;</description></item><item><title>RE: Jlink CTRL-AP indicates that the device is secured</title><link>https://devzone.nordicsemi.com/thread/371032?ContentTypeID=1</link><pubDate>Tue, 07 Jun 2022 06:50:35 GMT</pubDate><guid isPermaLink="false">137ad170-7792-4731-bb38-c0d22fbe4515:f3f19808-fa20-49e1-883e-0330c0de3e23</guid><dc:creator>Amanda Hsieh</dc:creator><description>&lt;p&gt;Hi,&amp;nbsp;&lt;/p&gt;
&lt;p&gt;Have a look at &lt;a href="https://devzone.nordicsemi.com/f/nordic-q-a/85671/trying-to-disable-approtect-for-debugging/357402#357402"&gt;this post&lt;/a&gt;. You could&amp;nbsp;&lt;span&gt;try to call the&amp;nbsp;approtect_hw_disable function provided in that thread at the beginning of main() to disable approtect in UICR.APPROTECT.&amp;nbsp;&lt;/span&gt;&lt;/p&gt;
&lt;p&gt;&lt;span&gt;Regards,&lt;br /&gt;Amanda&lt;/span&gt;&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;</description></item></channel></rss>