How to enable ETM trace in nRF 52 Preview boardhttps://devzone.nordicsemi.com/f/nordic-q-a/10158/how-to-enable-etm-trace-in-nrf-52-preview-boardHello, I have a nRF 52 preview board (PCA10036) and would like to use ETM trace to enable the &quot;execution profiling&quot; in Keil v5. After I enable the trace and ETM trace in the option, I got a error message &quot;trace HW not present&quot; when I start debugen-USTelligent Community 13Fri, 22 Apr 2016 13:30:15 GMTRE: How to enable ETM trace in nRF 52 Preview boardhttps://devzone.nordicsemi.com/thread/37677?ContentTypeID=1Fri, 22 Apr 2016 13:30:15 GMT137ad170-7792-4731-bb38-c0d22fbe4515:a3126a5e-7e9f-49e7-a2d0-3aada1c9bd6eMichael Dietz<p>Blog post explaining how to do this step by step: <a href="https://devzone.nordicsemi.com/blogs/909/debugging-nrf52-series-devices-using-trace/.">devzone.nordicsemi.com/.../.</a></p><div style="clear:both;"></div>RE: How to enable ETM trace in nRF 52 Preview boardhttps://devzone.nordicsemi.com/thread/37676?ContentTypeID=1Tue, 10 Nov 2015 08:53:57 GMT137ad170-7792-4731-bb38-c0d22fbe4515:afa5a20e-d863-480c-ab14-53f0091a21bbVidar Berg<p>Unfortunately, the engineering sample on the preview kit does not have the trace functionality.</p><div style="clear:both;"></div>RE: How to enable ETM trace in nRF 52 Preview boardhttps://devzone.nordicsemi.com/thread/37675?ContentTypeID=1Mon, 09 Nov 2015 18:44:09 GMT137ad170-7792-4731-bb38-c0d22fbe4515:5f6a5e0e-6a55-4d8a-82ec-eac70edec4c8Xue Liu<p>Is this the reason ?</p> <ol start="47"> <li>DIF: Trace is not functional</li> </ol><div style="clear:both;"></div>