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    <title>topic About System Reset Status Register of K24 in Kinetis Microcontrollers</title>
    <link>https://community.nxp.com/t5/Kinetis-Microcontrollers/About-System-Reset-Status-Register-of-K24/m-p/683115#M42061</link>
    <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;P&gt;&lt;SPAN style="color: #51626f; background-color: #ffffff;"&gt;Hello.&lt;/SPAN&gt;&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;I&amp;nbsp;try to read&amp;nbsp;SRS0 and SRS1&amp;nbsp;of k24 when power on,but it always&amp;nbsp;indicates a reset caused by LOCKUP event rather than POR. And,when i use "NVIC_SystemReset();" to reset the system,&lt;SPAN&gt;it always&lt;/SPAN&gt;&lt;SPAN&gt;&amp;nbsp;i&lt;/SPAN&gt;&lt;SPAN&gt;ndicates a reset caused by&lt;SPAN&gt;&amp;nbsp;SW,but when OSC_CR &lt;/SPAN&gt;&lt;/SPAN&gt;wi&lt;SPAN&gt;&lt;SPAN&gt;th&amp;nbsp;10 pF &lt;/SPAN&gt;&lt;/SPAN&gt;internal capacitors is used.it&amp;nbsp;sometimes&amp;nbsp;indicates a reset caused by&amp;nbsp;SW,otherwise indicates a reset caused by&amp;nbsp;LOCKUP when i use "NVIC_SystemReset();" to reset the system.&lt;SPAN style="color: #000000; font-size: 14pt;"&gt;&lt;BR /&gt; &lt;/SPAN&gt;&lt;SPAN&gt;&lt;SPAN style="color: #000000; font-size: 9pt;"&gt;&lt;BR /&gt; &lt;/SPAN&gt;&lt;/SPAN&gt;&lt;SPAN style="color: #000000; font-size: 9pt;"&gt;&lt;BR /&gt; &lt;/SPAN&gt;&lt;/P&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
    <pubDate>Wed, 26 Jul 2017 03:16:55 GMT</pubDate>
    <dc:creator>ruiyeqin</dc:creator>
    <dc:date>2017-07-26T03:16:55Z</dc:date>
    <item>
      <title>About System Reset Status Register of K24</title>
      <link>https://community.nxp.com/t5/Kinetis-Microcontrollers/About-System-Reset-Status-Register-of-K24/m-p/683115#M42061</link>
      <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;P&gt;&lt;SPAN style="color: #51626f; background-color: #ffffff;"&gt;Hello.&lt;/SPAN&gt;&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;I&amp;nbsp;try to read&amp;nbsp;SRS0 and SRS1&amp;nbsp;of k24 when power on,but it always&amp;nbsp;indicates a reset caused by LOCKUP event rather than POR. And,when i use "NVIC_SystemReset();" to reset the system,&lt;SPAN&gt;it always&lt;/SPAN&gt;&lt;SPAN&gt;&amp;nbsp;i&lt;/SPAN&gt;&lt;SPAN&gt;ndicates a reset caused by&lt;SPAN&gt;&amp;nbsp;SW,but when OSC_CR &lt;/SPAN&gt;&lt;/SPAN&gt;wi&lt;SPAN&gt;&lt;SPAN&gt;th&amp;nbsp;10 pF &lt;/SPAN&gt;&lt;/SPAN&gt;internal capacitors is used.it&amp;nbsp;sometimes&amp;nbsp;indicates a reset caused by&amp;nbsp;SW,otherwise indicates a reset caused by&amp;nbsp;LOCKUP when i use "NVIC_SystemReset();" to reset the system.&lt;SPAN style="color: #000000; font-size: 14pt;"&gt;&lt;BR /&gt; &lt;/SPAN&gt;&lt;SPAN&gt;&lt;SPAN style="color: #000000; font-size: 9pt;"&gt;&lt;BR /&gt; &lt;/SPAN&gt;&lt;/SPAN&gt;&lt;SPAN style="color: #000000; font-size: 9pt;"&gt;&lt;BR /&gt; &lt;/SPAN&gt;&lt;/P&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
      <pubDate>Wed, 26 Jul 2017 03:16:55 GMT</pubDate>
      <guid>https://community.nxp.com/t5/Kinetis-Microcontrollers/About-System-Reset-Status-Register-of-K24/m-p/683115#M42061</guid>
      <dc:creator>ruiyeqin</dc:creator>
      <dc:date>2017-07-26T03:16:55Z</dc:date>
    </item>
    <item>
      <title>Re: About System Reset Status Register of K24</title>
      <link>https://community.nxp.com/t5/Kinetis-Microcontrollers/About-System-Reset-Status-Register-of-K24/m-p/683116#M42062</link>
      <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;P&gt;Hi&amp;nbsp;ruiye,&lt;/P&gt;&lt;P&gt;After test the bubble example in &lt;A _jive_internal="true" href="https://community.nxp.com/docs/DOC-333304"&gt;SDK_2.2_TWR-K24F120M&lt;/A&gt; with IAR , I didn't find this problem on TWR-K24F120M.&lt;BR /&gt;Have you try to test the examples in SDK_2.2_TWR-K24F120M? &lt;BR /&gt;If the outside circuit of System oscillator is different from TWR-K24F120M, you can create new configuration based on SDK by using &lt;A href="http://www.nxp.com/products/software-and-tools/run-time-software/mcuxpresso-software-and-tools/mcuxpresso-config-tools:MCUXpresso-Config-Tools?tab=Design_Tools_Tab"&gt;MCUXpresso Config Tools&lt;/A&gt;.&lt;/P&gt;&lt;P&gt;&lt;span class="lia-inline-image-display-wrapper" image-alt="MCUXpresso Config Tools.png"&gt;&lt;img src="https://community.nxp.com/t5/image/serverpage/image-id/28020i81396921E1CA8DCD/image-size/large?v=v2&amp;amp;px=999" role="button" title="MCUXpresso Config Tools.png" alt="MCUXpresso Config Tools.png" /&gt;&lt;/span&gt;&lt;/P&gt;&lt;P&gt;&lt;span class="lia-inline-image-display-wrapper" image-alt="MK24FN256xxx12mex.png"&gt;&lt;img src="https://community.nxp.com/t5/image/serverpage/image-id/28070i386A321BCD1CAE9B/image-size/large?v=v2&amp;amp;px=999" role="button" title="MK24FN256xxx12mex.png" alt="MK24FN256xxx12mex.png" /&gt;&lt;/span&gt;&lt;/P&gt;&lt;P&gt;Best Regards,&lt;/P&gt;&lt;P&gt;Robin&lt;/P&gt;&lt;P style="min- padding: 0px;"&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;-----------------------------------------------------------------------------------------------------------------------&lt;BR /&gt;Note: If this post answers your question, please click the Correct Answer button. Thank you!&lt;BR /&gt;-----------------------------------------------------------------------------------------------------------------------&lt;/P&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
      <pubDate>Thu, 27 Jul 2017 07:18:38 GMT</pubDate>
      <guid>https://community.nxp.com/t5/Kinetis-Microcontrollers/About-System-Reset-Status-Register-of-K24/m-p/683116#M42062</guid>
      <dc:creator>Robin_Shen</dc:creator>
      <dc:date>2017-07-27T07:18:38Z</dc:date>
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