https://devzone.nordicsemi.com/f/nordic-q-a/1709/regarding-hfclk-start-and-stopDear Nordic guy, I&#39;m developing with nrf51822(6.0 stack binary and 5.0 sdk) I have one question regarding clock. As I know,automatically,stack go to the sleep mode(HF clock disable)and wakup. but,we have some problem,So,we have a plan to estimate aen-USTelligent Community 13Mon, 12 Feb 2018 17:31:54 GMThttps://devzone.nordicsemi.com/thread/120616?ContentTypeID=1Mon, 12 Feb 2018 17:31:54 GMT137ad170-7792-4731-bb38-c0d22fbe4515:1e4381a8-7da2-47dd-8345-3604214dcff7Steph van Schalkwyk<p>Please fix links above.</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/7546?ContentTypeID=1Wed, 26 Feb 2014 09:32:20 GMT137ad170-7792-4731-bb38-c0d22fbe4515:1a407d58-5cd1-4116-b493-9f6f5bf6e134Stefan Birnir Sverrisson<p>Hi hjjeon</p> <p>I feel that you have posted your question again here, same one as in <a href="http://devzone.nordicsemi.com/index.php/question-regarding-hfclk-control">this thread</a>. I suggest that we continue this discussion on that thread. :)</p><div style="clear:both;"></div>