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<?xml-stylesheet type="text/xsl" href="https://devzone.nordicsemi.com/cfs-file/__key/system/syndication/rss.xsl" media="screen"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/" xmlns:wfw="http://wellformedweb.org/CommentAPI/" xmlns:atom="http://www.w3.org/2005/Atom"><channel><title>NRF5340 : Issue in Configuring Non-blocking I2C in Zephyr OS</title><link>https://devzone.nordicsemi.com/f/nordic-q-a/121746/nrf5340-issue-in-configuring-non-blocking-i2c-in-zephyr-os</link><description>I&amp;#39;m using the nRF Connect SDK on nrf5340dk and encountering issues when trying to use the non-blocking (asynchronous) I2C API. 
 i am particularly getting this error - ENOSYS while using this function : i2c_transfer_cb_dt() 
 When I switch from the blocking</description><dc:language>en-US</dc:language><generator>Telligent Community 13</generator><lastBuildDate>Mon, 26 May 2025 12:29:02 GMT</lastBuildDate><atom:link rel="self" type="application/rss+xml" href="https://devzone.nordicsemi.com/f/nordic-q-a/121746/nrf5340-issue-in-configuring-non-blocking-i2c-in-zephyr-os" /><item><title>RE: NRF5340 : Issue in Configuring Non-blocking I2C in Zephyr OS</title><link>https://devzone.nordicsemi.com/thread/536928?ContentTypeID=1</link><pubDate>Mon, 26 May 2025 12:29:02 GMT</pubDate><guid isPermaLink="false">137ad170-7792-4731-bb38-c0d22fbe4515:e9f367cb-7cbc-4d6f-9df6-5c9d40420884</guid><dc:creator>Sigurd</dc:creator><description>&lt;p&gt;Hi!&lt;/p&gt;
&lt;p&gt;What NCS version are you using? I think it&amp;#39;s only supported in the latest versions&lt;br /&gt;&lt;br /&gt;Might need to add this:&lt;/p&gt;
&lt;p&gt;CONFIG_RTIO=y&lt;br /&gt;CONFIG_I2C_RTIO=y&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;</description></item></channel></rss>