https://devzone.nordicsemi.com/f/nordic-q-a/36643/pdm-sdk14-0static void pdm_event_handler(nrf_drv_pdm_evt_t const * const evt) { /* Process the events. */ } /* ... */ /* Process the events. */ Can you make a little more detail since SDK14.0,Great changes have taken place in the drive, I haven&#39;t madeen-USTelligent Community 13Fri, 27 Jul 2018 09:46:09 GMThttps://devzone.nordicsemi.com/thread/141650?ContentTypeID=1Fri, 27 Jul 2018 09:46:09 GMT137ad170-7792-4731-bb38-c0d22fbe4515:c841cd3f-ab90-4cc9-a3d5-5fde12f784adBj&#248;rn Kvaale<p><a href="https://devzone.nordicsemi.com/f/nordic-q-a/29068/pdm-working-example">This link</a>&nbsp;is a good starting point. The Thingy SDK uses a PDM input microphone. You can take a look at Section 43 in the Thingy User Guide found <a href="https://infocenter.nordicsemi.com/index.jsp?topic=%2Fcom.nordic.infocenter.rds%2Fdita%2Frds%2Fdesigns%2Fthingy%2Fintro%2Ffrontpage.html">here</a>. The Nordic Thingy SDK is based on sdk 13 &amp; can be <a href="https://github.com/NordicSemiconductor/Nordic-Thingy52-FW">downloaded here</a>.</p> <p><a href="https://devzone.nordicsemi.com/b/blog/posts/pdm-example-on-the-nrf52832">The PDM example</a> located here might also be useful, but I believe the best starting point is the Thingy SDK.</p><div style="clear:both;"></div>