https://devzone.nordicsemi.com/f/nordic-q-a/40337/what-are-twi_instance_id-0-and-twi_instance_id-1Hi Nordic team, I having problem understand TWI_INSTANCE_ID and what are usage of this configuration? For example, if I were to use 2 different TWI hw port (SCL1,SDA1,SCL2,SDA2) I will need to enable TWI_INSTANCE_ID 0 and TWI_INSTANCE_ID 1 and assignen-USTelligent Community 13Tue, 13 Nov 2018 06:55:03 GMThttps://devzone.nordicsemi.com/thread/156988?ContentTypeID=1Tue, 13 Nov 2018 06:55:03 GMT137ad170-7792-4731-bb38-c0d22fbe4515:4efe34ad-e609-405d-ba1b-1025b709a070inghowe83<p>thanks!</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/156697?ContentTypeID=1Fri, 09 Nov 2018 14:36:33 GMT137ad170-7792-4731-bb38-c0d22fbe4515:04b42c52-9e1a-410e-b96c-2aafedad9063J&#248;rgen Holmefjord<p>Hi,</p> <p>Yes, this is correct. The IC can support multiple instances of a serial peripheral (TWI/SPI/etc). The possible iinstantiations and it&#39;s base addresses is shown in&nbsp;<a title=" Instantiation " href="https://infocenter.nordicsemi.com/topic/com.nordic.infocenter.nrf52832.ps.v1.1/memory.html?cp=2_1_0_7_3#topic">Instantiation</a>&nbsp;documentation, in addition to the&nbsp;<a title=" Registers " href="https://infocenter.nordicsemi.com/topic/com.nordic.infocenter.nrf52832.ps.v1.1/twim.html?cp=2_1_0_32_7#unique_1011425641">peripheral registers</a>&nbsp;documenation.</p> <p>Best regards,<br />Jørgen</p><div style="clear:both;"></div>