Trouble with Sensor Trigger Function in Zephyr Project on xiao ble nrf52840 board using nrf connect sdk with vscode for i2c communicationhttps://devzone.nordicsemi.com/f/nordic-q-a/110009/trouble-with-sensor-trigger-function-in-zephyr-project-on-xiao-ble-nrf52840-board-using-nrf-connect-sdk-with-vscode-for-i2c-communicationI&#39;m encountering issues with setting up the sensor trigger function in my Zephyr project on i2c communication. I&#39;ve implemented a code snippet to interface with an ST LPS22HB pressure sensor using Zephyr RTOS on nrf connect sdk with vscode for i2c communicationen-USTelligent Community 13Mon, 08 Apr 2024 10:55:50 GMTRE: Trouble with Sensor Trigger Function in Zephyr Project on xiao ble nrf52840 board using nrf connect sdk with vscode for i2c communicationhttps://devzone.nordicsemi.com/thread/477512?ContentTypeID=1Mon, 08 Apr 2024 10:55:50 GMT137ad170-7792-4731-bb38-c0d22fbe4515:9a91f921-c639-4fbe-87e7-bef92f0c80e0H&#229;kon Alseth<p>Found this PR that is relevant to your wanted functionality:&nbsp;<a href="https://github.com/zephyrproject-rtos/zephyr/pull/69158">https://github.com/zephyrproject-rtos/zephyr/pull/69158</a></p> <p>&nbsp;</p> <p>Kind regards,</p> <p>Håkon</p><div style="clear:both;"></div>RE: Trouble with Sensor Trigger Function in Zephyr Project on xiao ble nrf52840 board using nrf connect sdk with vscode for i2c communicationhttps://devzone.nordicsemi.com/thread/477508?ContentTypeID=1Mon, 08 Apr 2024 10:34:35 GMT137ad170-7792-4731-bb38-c0d22fbe4515:6177a4a4-b28d-4fb5-bda1-2422927b42a1H&#229;kon Alseth<p>Hi,</p> <p></p> <p>-88 = ENOSYS:&nbsp;<a href="https://github.com/nrfconnect/sdk-zephyr/blob/v3.5.99-ncs1/lib/libc/minimal/include/errno.h#L83">https://github.com/nrfconnect/sdk-zephyr/blob/v3.5.99-ncs1/lib/libc/minimal/include/errno.h#L83</a></p> <p>This means that the functionality requested is not implemented.</p> <p>&nbsp;&nbsp;</p> <p>It seems that the sensor code lacks support for an interrupt trigger:</p> <p><a href="https://github.com/zephyrproject-rtos/zephyr/blob/main/drivers/sensor/lps22hb/lps22hb.c">https://github.com/zephyrproject-rtos/zephyr/blob/main/drivers/sensor/lps22hb/lps22hb.c</a></p> <p>&nbsp;</p> <p>I would recommend that you register an issue with&nbsp;upstream zephyr:</p> <p><a href="https://github.com/zephyrproject-rtos/zephyr/issues">https://github.com/zephyrproject-rtos/zephyr/issues</a></p> <p>&nbsp;</p> <p>Kind regards,</p> <p>Håkon</p><div style="clear:both;"></div>