https://devzone.nordicsemi.com/f/nordic-q-a/78049/nrfx_twim_init-0bad0005Hi all, I want to use TWIM1 on NRF5340, and I initialize it as follows: But the return value of err is 0x0bad0005, I guess may be TWIM1 is occupied by zephyr, because in zephyr.dts: So how to disable i2c1 in zephry? Or maybe there is anotheren-USTelligent Community 13Fri, 30 Jul 2021 15:21:31 GMThttps://devzone.nordicsemi.com/thread/322707?ContentTypeID=1Fri, 30 Jul 2021 15:21:31 GMT137ad170-7792-4731-bb38-c0d22fbe4515:677a11a4-bb98-4d07-814c-a40652228980Didrik Rokhaug<p>Hi,</p> <p>You should be able to disable Zephyr&#39;s I2C driver by setting the status field in the dts node to &quot;disabled&quot;.</p> <p>Or, you can disable the Zephyr&#39;s I2C driver completely by setting CONFIG_I2C=n in your prj.conf file.</p> <p>For more information on how to use the nrfx drivers in NCS, I recommend you look at Zephyr&#39;s nrfx sample in zephyr/samples/board/nrfx.</p> <p>Best regards,</p> <p>Didrik</p><div style="clear:both;"></div>