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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>Can the radio test example only use TX &amp;amp; RX.</title><link>https://devzone.nordicsemi.com/f/nordic-q-a/128793/can-the-radio-test-example-only-use-tx-rx</link><description>to enable flow control, 4 Pins need</description><dc:language>en-US</dc:language><generator>Telligent Community 13</generator><lastBuildDate>Tue, 28 Jul 2026 13:04:38 GMT</lastBuildDate><atom:link rel="self" type="application/rss+xml" href="https://devzone.nordicsemi.com/f/nordic-q-a/128793/can-the-radio-test-example-only-use-tx-rx" /><item><title>RE: Can the radio test example only use TX &amp; RX.</title><link>https://devzone.nordicsemi.com/thread/569579?ContentTypeID=1</link><pubDate>Tue, 28 Jul 2026 13:04:38 GMT</pubDate><guid isPermaLink="false">137ad170-7792-4731-bb38-c0d22fbe4515:aa78148e-1f28-44f2-b102-be2501722c30</guid><dc:creator>SwRa</dc:creator><description>&lt;p&gt;Hello,&lt;/p&gt;
&lt;p&gt;Yes. The radio_test sample in nRF Connect SDK only needs UART TX and RX for its serial command interface. UART hardware flow control (RTS/CTS) is optional, not mandatory.&lt;/p&gt;
&lt;p&gt;Regards,&lt;/p&gt;
&lt;p&gt;Swathy&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;</description></item></channel></rss>