https://test-devzone.nordicsemi.com/f/nordic-q-a/84005/use-gpio-from-arduino-header-using-zephyr-on-nrf52840dkHello, I am new here and I hope to not duplicate any other similar post (to be honest I have search a lot before writing). I am working with nrf52840DK, I have used blinky Zephyr example successfully. I would like to use one of the GPIOs from the arduino_headeren-USTelligent Community 13 Non-ProductionTue, 25 Jan 2022 15:05:00 GMThttps://test-devzone.nordicsemi.com/thread/349596?ContentTypeID=1Tue, 25 Jan 2022 15:05:00 GMT137ad170-7792-4731-bb38-c0d22fbe4515:66af6b1f-cbc8-4cc3-8249-2a5d2658badbuser107729<p>Hi,</p> <p>As a beginner, I suggest you take a look at our <a href="https://test-devzone.nordicsemi.com/guides/nrf-connect-sdk-guides/b/getting-started">Getting Started Guide.</a> This explains in detail (in 4 parts) about the nRF Connecct SDK and Zephyr Programming basics.&nbsp;</p> <p>Also, you can refer the <a href="https://developer.nordicsemi.com/nRF_Connect_SDK/doc/1.6.0/zephyr/guides/porting/shields.html#:~:text=overlay%0A%20%20%20%20%20%20%20%20%E2%94%94%E2%94%80%E2%94%80%20%3Cboard%3E.defconfig-,GPIO%20nexus%20nodes,-GPIOs%20accessed%20by">GPIO nexus nodes</a>.</p> <p>Regards,</p> <p>Priyanka</p><div style="clear:both;"></div>