https://devzone.nordicsemi.com/f/nordic-q-a/33844/nrf_log_info-print-hexa-to-ascii-formatHi Devzone, I would like to print my payload on a hyperterminal using NRF_LOG_INFO(). My array is like that : manufacturer_data [0] =&gt; Value: 0xAA; manufacturer_data [1] =&gt; Value: 0xBB; manufacturer_data [2] =&gt; Value: 0xCC; manufacturer_data [3en-USTelligent Community 13Wed, 02 May 2018 12:16:51 GMThttps://devzone.nordicsemi.com/thread/130530?ContentTypeID=1Wed, 02 May 2018 12:16:51 GMT137ad170-7792-4731-bb38-c0d22fbe4515:ef280f59-8904-4de7-a50a-fc8d9f083531Stian R&#248;ed Hafskjold<p>Hi,</p> <p>The NRF_LOG_INFO macro takes a printf-like formatted string as arguments.</p> <p>This means that &quot;%X&quot; will format the values as hex string.</p> <p>Something like this:</p> <p><code>NRF_LOG_INFO(&quot;Value: %X&quot;, value);</code></p> <p>For more string formatting see the printf documentation. <a href="https://www.tutorialspoint.com/c_standard_library/c_function_printf.htm">https://www.tutorialspoint.com/c_standard_library/c_function_printf.htm</a></p><div style="clear:both;"></div>