NRF52 DK hangs at nrfx_uarte_txhttps://devzone.nordicsemi.com/f/nordic-q-a/43337/nrf52-dk-hangs-at-nrfx_uarte_txHello all! I tried to develop a small BLE application and got stuck with endless loop in nrfx_uarte_tx() function (nrfx_uarte.c driver) which loops endlessly in these lines: do { endtx = nrf_uarte_event_check(p_instance-&gt;p_reg, NRF_UARTE_EVENT_ENDTXen-USTelligent Community 13Tue, 05 Feb 2019 17:43:34 GMTRE: NRF52 DK hangs at nrfx_uarte_txhttps://devzone.nordicsemi.com/thread/169594?ContentTypeID=1Tue, 05 Feb 2019 17:43:34 GMT137ad170-7792-4731-bb38-c0d22fbe4515:faa8a1ea-cad9-4235-9e6c-912c232758ecDmitry.Isch<p>Oh, that was rather simple.</p> <p>Thanks a lot, I&#39;ll continue my development.</p><div style="clear:both;"></div>RE: NRF52 DK hangs at nrfx_uarte_txhttps://devzone.nordicsemi.com/thread/169497?ContentTypeID=1Tue, 05 Feb 2019 12:26:29 GMT137ad170-7792-4731-bb38-c0d22fbe4515:7e08aa67-fba0-49bc-9861-157d1688a70eKenneth<p>And then by default I assume it is setup to:</p> <p><pre class="ui-code" data-mode="c_cpp"> case BLE_ADV_EVT_IDLE: sleep_mode_enter(); break;</pre></p><div style="clear:both;"></div>RE: NRF52 DK hangs at nrfx_uarte_txhttps://devzone.nordicsemi.com/thread/169382?ContentTypeID=1Mon, 04 Feb 2019 21:26:35 GMT137ad170-7792-4731-bb38-c0d22fbe4515:df898eb9-a35b-4a58-ab94-b5a7de56e561hmolesworth<p>Maybe the 3 minutes comes from something like this:</p> <p><pre class="ui-code" data-mode="c_cpp">#define APP_ADV_DURATION 18000 /**&lt; The advertising duration (180 seconds) in units of 10 milliseconds. */</pre></p><div style="clear:both;"></div>