https://devzone.nordicsemi.com/f/nordic-q-a/105673/how-to-disable-twi-in-ncsI used to enable / disable twi using nrf_drv_twi_enable/nrf_drv_twi_disable in SDK in order to lower power consumption when not using i2c. How to do that in NCS? thanksen-USTelligent Community 13Thu, 16 Nov 2023 11:29:05 GMThttps://devzone.nordicsemi.com/thread/455943?ContentTypeID=1Thu, 16 Nov 2023 11:29:05 GMT137ad170-7792-4731-bb38-c0d22fbe4515:04cc467f-0819-4514-a9ee-4cf378c8a90dkfcube<p>OK. thanks&nbsp; lot.</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/455903?ContentTypeID=1Thu, 16 Nov 2023 09:11:45 GMT137ad170-7792-4731-bb38-c0d22fbe4515:4403a941-17b2-4a56-b5b6-84f43602509fNaeem Maroof<p>Hello</p> <p>You can use the power management api to turn off the devices as per your need.</p> <p><a href="https://devzone.nordicsemi.com/f/nordic-q-a/72145/dynamically-disable-i2c">This ticket</a> (and the referred link) discusses the issue of enabling and disabling peripherals like I2C and UART.</p> <p>Please make sure that the pins are properly configured for the active and sleep states using the <a href="https://docs.zephyrproject.org/latest/hardware/pinctrl/index.html">pinctrl</a>&nbsp;api.</p> <p>In this <a href="https://github.com/zephyrproject-rtos/zephyr/blob/063ce9caf54fa656f02ae48f3c9d537659a10dec/samples/boards/nrf/system_off/src/main.c#L63C1-L64C1">sample</a>&nbsp;you can see how power management api is used in latest zephyr.</p> <p>/BR, Naeem</p><div style="clear:both;"></div>