https://devzone.nordicsemi.com/f/nordic-q-a/49886/asset-tracker-uart-dmaHi, I&#39;m Trying to add uart with DMA functionality to the asset tracker sample code. but when running : I get: this is my nrf9160_pca10090ns.overlay : these flags I added to prj.conf: any idea how to make this work? BTW, Ien-USTelligent Community 13Wed, 17 Jul 2019 11:18:31 GMThttps://devzone.nordicsemi.com/thread/198935?ContentTypeID=1Wed, 17 Jul 2019 11:18:31 GMT137ad170-7792-4731-bb38-c0d22fbe4515:8c05419b-14eb-4294-a42e-a79e83fd0fbaH&#229;kon Alseth<p>Hi,</p> <p>&nbsp;</p> <p>Could you try adding these to the prj.conf and see if it runs properly?</p> <div> <div><span></span></div> <div><pre class="ui-code" data-mode="text">CONFIG_UART_1_NRF_UARTE=y CONFIG_UART_1_ASYNC=y CONFIG_UART_1_INTERRUPT_DRIVEN=n</pre></div> <div>&nbsp;</div> <div>Kind regards,</div> <div>H&aring;kon</div> </div><div style="clear:both;"></div>