https://devzone.nordicsemi.com/f/nordic-q-a/66117/remap-peripheral-pins-zephyr-osFor the nRF52811 there is only one TWI peripheral and if there are multiple buses required it is necessary to remap the SCL and SDA pins to the peripheral. In the nRF5 SDK this was easy - simply call the initialization function with the correct pin mappingsen-USTelligent Community 13Mon, 21 Dec 2020 19:44:07 GMThttps://devzone.nordicsemi.com/thread/286168?ContentTypeID=1Mon, 21 Dec 2020 19:44:07 GMT137ad170-7792-4731-bb38-c0d22fbe4515:dbbff2aa-b679-4fe7-91ef-c2b656fe60b8Arepa<p>Hi <a href="https://devzone.nordicsemi.com/members/haakonsh">haakonsh</a> is it preferable to use NRFX as the SDK examples on NCS?</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/270482?ContentTypeID=1Mon, 21 Sep 2020 08:09:46 GMT137ad170-7792-4731-bb38-c0d22fbe4515:e2a11f91-f7a4-4196-b52e-6fa45d306ecdhaakonsh<p>I suggest you use the NRFX <a title="TWIM driver" href="https://infocenter.nordicsemi.com/topic/drivers_nrfx_v2.3.0/group__nrfx__twim.html?cp=8_0_3_0_44_0">TWIM driver</a> directly, then you can remap the pins at runtime by calling <a title="nrfx_twim_uninit" href="https://infocenter.nordicsemi.com/topic/drivers_nrfx_v2.3.0/group__nrfx__twim.html?cp=8_0_3_0_44_0_28#ga5046a4d075ac9fa4294b506d1f77603e">nrfx_twim_uninit</a>/<a title="nrfx_twim_init" href="https://infocenter.nordicsemi.com/topic/drivers_nrfx_v2.3.0/group__nrfx__twim.html?cp=8_0_3_0_44_0_24#ga7d37936f8b5a85bad6a4526e90e73287">nrfx_twim_init</a>&nbsp;with different configs.&nbsp;</p><div style="clear:both;"></div>