https://devzone.nordicsemi.com/f/nordic-q-a/56787/cant-change-pins-on-spis-on-nrf53To whom it may concern, I am testing SPI Slave and I have an issue that I am not able to change the pin numbers in the peripheral configuration for SPIS0 and 1. It works for SPIM. I can place them anywhere for SPIM, but for the SPIS0 when operatingen-USTelligent Community 13Tue, 21 Jan 2020 00:11:39 GMThttps://devzone.nordicsemi.com/thread/229967?ContentTypeID=1Tue, 21 Jan 2020 00:11:39 GMT137ad170-7792-4731-bb38-c0d22fbe4515:8d7caa4d-ae8c-440e-b463-84902aaee8b8Dushan_zvertech<p>Found the problem.</p> <p></p> <p>The variable used for setting was not volatile so the compiler optimized it out and made a mess when configuring</p> <p>You can remove this post</p><div style="clear:both;"></div>