https://devzone.nordicsemi.com/f/nordic-q-a/21916/hi-how-to-connect-the-nrf52sdk-with-st-link-v2i have connected the swdio , swclk , vcc , gnd , reset with the respective pins of the nrf52SDK ,but when am debug the nrf52sdk , am getting the following error. ERROR: There is no debugger connected to the PC. can anyone say , where i made theen-USTelligent Community 13Wed, 10 May 2017 10:52:05 GMThttps://devzone.nordicsemi.com/thread/86054?ContentTypeID=1Wed, 10 May 2017 10:52:05 GMT137ad170-7792-4731-bb38-c0d22fbe4515:0c54ea70-d266-4df6-aa59-d35167703bf2endnode<p>So you want to use GDB for debugging? How you envision to do step-by-step debugging (if you really need it)?</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/86058?ContentTypeID=1Wed, 10 May 2017 09:35:44 GMT137ad170-7792-4731-bb38-c0d22fbe4515:50526758-18e2-447b-a180-6e009e181454Reeshma<p>thank you sir , i will try</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/86052?ContentTypeID=1Wed, 10 May 2017 09:34:38 GMT137ad170-7792-4731-bb38-c0d22fbe4515:044ca6bd-f290-4def-a8b6-120a13e060aeReeshma<p>am compiling it in the arm gcc compiler in linux</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/86053?ContentTypeID=1Wed, 10 May 2017 09:05:35 GMT137ad170-7792-4731-bb38-c0d22fbe4515:a963457c-194d-472e-a6e6-69b9b170bc0bendnode<p>What IDE you use for using? Isn&#39;t <a href="https://devzone.nordicsemi.com/question/23622/st-link-and-nrf51822/">first hit in search</a> answering the question?</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/86057?ContentTypeID=1Wed, 10 May 2017 04:30:36 GMT137ad170-7792-4731-bb38-c0d22fbe4515:7f600130-ae56-428c-909e-285578cc1e16goldwake<p>I&#39;ve had a play with this in the past. Use open ocd 0.10.0 to connect to the nrf52 with a st link v2 . I think you can debug with that version although I have not tried. You cannot program the nrf52 with it yet but, there are a couple of items in their Gerrit system indicating that someone is at least working on getting the ST-Link to flash the nrf52</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/86055?ContentTypeID=1Wed, 10 May 2017 03:55:13 GMT137ad170-7792-4731-bb38-c0d22fbe4515:f1f8a1f4-85c8-4373-ab39-b7aedff7ef0dReeshma<p>yes , i have searched , but i didn find the related issue</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/86056?ContentTypeID=1Tue, 09 May 2017 14:50:28 GMT137ad170-7792-4731-bb38-c0d22fbe4515:f0de19bf-aed5-482a-8a1d-c2b870d1d27bendnode<p>Which toolchain/IDE? Have you searched for similar issues on the forum (there are like hundred items linked to ST-Link)?</p><div style="clear:both;"></div>