https://devzone.nordicsemi.com/f/nordic-q-a/72076/bus-fault-nrf5340Having a BUS FAULT while trying to use uart_tx on the NRF5340 with NRFConnect SDK. Based on the peripheral_uart sample project. Any ideas what may be causing it? Heres the error message: Here is the call to UART_TX Here is the overlayen-USTelligent Community 13Tue, 02 Mar 2021 17:47:17 GMThttps://devzone.nordicsemi.com/thread/297299?ContentTypeID=1Tue, 02 Mar 2021 17:47:17 GMT137ad170-7792-4731-bb38-c0d22fbe4515:d555bd7e-2206-466f-8c2c-e71018253176Louis<p>I believe I&#39;m experience the same issue. Here&#39;s the faulting line:</p> <p><a href="https://github.com/nrfconnect/sdk-zephyr/blob/e81a613c5e587589b69475db92e416ec62f2dd03/kernel/thread.c#L863">https://github.com/nrfconnect/sdk-zephyr/blob/e81a613c5e587589b69475db92e416ec62f2dd03/kernel/thread.c#L863</a></p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/296507?ContentTypeID=1Fri, 26 Feb 2021 11:37:42 GMT137ad170-7792-4731-bb38-c0d22fbe4515:8c382173-08d5-49ef-a12f-f05f3f0e6354H&#229;kon Alseth<p>Hi,</p> <p>&nbsp;</p> <p>could you share the code (including the print &quot;Calibrating&quot; and going forward)?</p> <p>You are getting a faulting address, 0x105f8, have you checked the zephyr.map file or used arm-none-eabi-addr2line -e build/zephyr/zephyr.elf 0x105f8 to see if it resolves to a specific line number?</p> <p>The content of LR (0xe3a5) could also give an indication on where you came from prior to the fault occurring.</p> <p>&nbsp;</p> <p>Kind regards,</p> <p>Håkon</p><div style="clear:both;"></div>