SPI Zephyr assembly stack trace error from simple example (nrf5340DK)https://devzone.nordicsemi.com/f/nordic-q-a/103354/spi-zephyr-assembly-stack-trace-error-from-simple-example-nrf5340dkI have this basic script to initialise and write spi whilst toggling an led: It&#39;s a modification of this example: https://github.com/too1/ncs-spi-master-slave-example/tree/master here&#39;s my nrf5340dk_nrf5340_cpuapp.overlay file: Whenever i try anden-USTelligent Community 13Fri, 01 Sep 2023 14:18:26 GMTRE: SPI Zephyr assembly stack trace error from simple example (nrf5340DK)https://devzone.nordicsemi.com/thread/444136?ContentTypeID=1Fri, 01 Sep 2023 14:18:26 GMT137ad170-7792-4731-bb38-c0d22fbe4515:b7884036-1c3f-493e-86f2-0e7e622a7387&#216;ivind<p>Great to hear! And thank you for posting how you solved the issue!</p><div style="clear:both;"></div>RE: SPI Zephyr assembly stack trace error from simple example (nrf5340DK)https://devzone.nordicsemi.com/thread/444115?ContentTypeID=1Fri, 01 Sep 2023 13:04:11 GMT137ad170-7792-4731-bb38-c0d22fbe4515:6319cf6b-fbbf-4622-aca9-476f738e438bliambooth<p>Ahhh silly me, so having zephyr 3.4.99 set as my sdk and the zephyr toolchain was the issue, i switched to&nbsp;C:\ncs\v2.4.1\zephyr for&nbsp;ZEPHYR_BASE and set ZEPHYR_TOOLCHAIN_VARIANT to&nbsp;C:\ncs\toolchains\31f4403e35 and hey presto, it works, similarly for the BT distance measurer.</p><div style="clear:both;"></div>