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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>What does uuid 0x1234 mean?</title><link>https://devzone.nordicsemi.com/f/nordic-q-a/23288/what-does-uuid-0x1234-mean</link><description>I have a few nrf51822 modules powered up but why do they all have a uuid of 0x1234?
They are programmed for UART services (they just spit the data from an android app when we send some data).
Can I change it to Vendor specific numbers like 0xBLED ?</description><dc:language>en-US</dc:language><generator>Telligent Community 13</generator><lastBuildDate>Fri, 07 Jul 2017 06:53:48 GMT</lastBuildDate><atom:link rel="self" type="application/rss+xml" href="https://devzone.nordicsemi.com/f/nordic-q-a/23288/what-does-uuid-0x1234-mean" /><item><title>RE: What does uuid 0x1234 mean?</title><link>https://devzone.nordicsemi.com/thread/91556?ContentTypeID=1</link><pubDate>Fri, 07 Jul 2017 06:53:48 GMT</pubDate><guid isPermaLink="false">137ad170-7792-4731-bb38-c0d22fbe4515:c63ff731-3909-4b11-a5d8-c962d8c769bc</guid><dc:creator>endnode</dc:creator><description>&lt;p&gt;Not necessarily;) I encourage you to post more question on the forum, they can really speed up and unblock you on learning path if you ask them right!&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;</description></item><item><title>RE: What does uuid 0x1234 mean?</title><link>https://devzone.nordicsemi.com/thread/91555?ContentTypeID=1</link><pubDate>Fri, 07 Jul 2017 01:09:57 GMT</pubDate><guid isPermaLink="false">137ad170-7792-4731-bb38-c0d22fbe4515:9de4b6fe-257e-445d-b9ca-b26d32ef4998</guid><dc:creator>nar0909</dc:creator><description>&lt;p&gt;Thanks endnode...sounds like a silly question but really appreciate it for ur explanation.
=)&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;</description></item><item><title>RE: What does uuid 0x1234 mean?</title><link>https://devzone.nordicsemi.com/thread/91554?ContentTypeID=1</link><pubDate>Thu, 06 Jul 2017 11:37:17 GMT</pubDate><guid isPermaLink="false">137ad170-7792-4731-bb38-c0d22fbe4515:a4c73a52-64fc-400b-8dd5-bb48ee888f97</guid><dc:creator>endnode</dc:creator><description>&lt;p&gt;Hi BLE enthusiast,&lt;/p&gt;
&lt;p&gt;You definitely can modify any SDK example to suite your need. If you don&amp;#39;t like this dummy UUID value then change it. Just note that 0x means that following letters/digits are hexadecimal notation of 8-bit dividable string so 0x1234 means 16-bit number. There is nothing which would translate letter &amp;#39;L&amp;#39; to hexadecimal notation so you hardly compile FW with 0xBLED or 0xBLE1/2/3... :)))&lt;/p&gt;
&lt;p&gt;Cheers Jan&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;</description></item></channel></rss>