https://devzone.nordicsemi.com/f/nordic-q-a/89689/nrf9160-dk---boot-hangs-on-printkHello All, Hoping this one is an easy one - have an image for the nRF9160-DK - it hangs unless I make a serial port connection - so, apparently - printk() is blocking waiting for the serial port connection. How do you disable that? Setting CONFIG_PRINTKen-USTelligent Community 13Fri, 08 Jul 2022 06:42:10 GMThttps://devzone.nordicsemi.com/thread/376106?ContentTypeID=1Fri, 08 Jul 2022 06:42:10 GMT137ad170-7792-4731-bb38-c0d22fbe4515:34b383de-fddb-49a6-88d1-accdcb966489Kazi Afroza Sultana<p>Your UART is disabled now ?</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/375936?ContentTypeID=1Thu, 07 Jul 2022 07:24:47 GMT137ad170-7792-4731-bb38-c0d22fbe4515:efc160cb-ea86-4918-874e-27dc3776c796johnwest<p>Appears this thread answered this:</p> <p>&nbsp;<a href="https://devzone.nordicsemi.com/f/nordic-q-a/55037/disabling-nrf9160-uart-during-runtime">Disabling nRF9160 UART during runtime</a>&nbsp;</p> <p></p> <p>CONFIG_BOOT_BANNER=n<br />CONFIG_PRINTK=n<br />CONFIG_LOG=n</p> <p></p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/375906?ContentTypeID=1Thu, 07 Jul 2022 03:31:42 GMT137ad170-7792-4731-bb38-c0d22fbe4515:78b9d5fd-fd86-49a4-a67f-0eda34342f80Kazi Afroza Sultana<p>Hello,</p> <p>Which application you are trying to build?</p> <p>Thanks.</p> <p>Best Regards,</p> <p>Kazi Afroza Sultana</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/375896?ContentTypeID=1Thu, 07 Jul 2022 00:00:16 GMT137ad170-7792-4731-bb38-c0d22fbe4515:9eb8a0de-02d2-49ee-9391-0b9968e7a726johnwest<p>Hello - received message that there&#39;s been an Nordic engineer assigned to this....</p><div style="clear:both;"></div>