https://devzone.nordicsemi.com/f/nordic-q-a/69973/pdm-clock-can-not-gerneratedHello, I am using nrf52_DK to debug PDM with a digital MIC, and select the pin 29 for the PDM CLK, But I haven&#39;t seen any clock signal output, for generating the clock I have write below code. Is it a correct way for generating a clock? If this isen-USTelligent Community 13Wed, 30 Dec 2020 09:25:29 GMThttps://devzone.nordicsemi.com/thread/286955?ContentTypeID=1Wed, 30 Dec 2020 09:25:29 GMT137ad170-7792-4731-bb38-c0d22fbe4515:18431fcc-1733-4624-8a03-5d4be2dc641aKenneth<p>I suggest to use the nrfx_pdm driver from the nRF5 SDK:<br /><a href="https://infocenter.nordicsemi.com/topic/sdk_nrf5_v17.0.2/group__nrfx__pdm.html">https://infocenter.nordicsemi.com/topic/sdk_nrf5_v17.0.2/group__nrfx__pdm.html</a></p> <p>For instance I can find someone have made an simple example here that show init, start and callback (make sure to add&nbsp;<strong>nrfx_pdm.c</strong><span>&nbsp;file to the project)</span>:&nbsp;<br /><a href="https://devzone.nordicsemi.com/f/nordic-q-a/63545/pdm-simple-example">https://devzone.nordicsemi.com/f/nordic-q-a/63545/pdm-simple-example</a>&nbsp;</p><div style="clear:both;"></div>