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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>&amp;quot;Notify&amp;quot; permission confirmation method</title><link>https://devzone.nordicsemi.com/f/nordic-q-a/60236/notify-permission-confirmation-method</link><description>SDK: 15.3.0 Device: EYSHJNZWZ (nRF52832) 
 I am working in a &amp;quot;peripheral&amp;quot; configuration. It has a characteristic that contains &amp;quot;Notify&amp;quot; as a property. Is there a way to check if &amp;quot;Notify&amp;quot; is allowed / disallowed? I want to check when not connected to </description><dc:language>en-US</dc:language><generator>Telligent Community 13</generator><lastBuildDate>Fri, 17 Apr 2020 14:05:47 GMT</lastBuildDate><atom:link rel="self" type="application/rss+xml" href="https://devzone.nordicsemi.com/f/nordic-q-a/60236/notify-permission-confirmation-method" /><item><title>RE: "Notify" permission confirmation method</title><link>https://devzone.nordicsemi.com/thread/245262?ContentTypeID=1</link><pubDate>Fri, 17 Apr 2020 14:05:47 GMT</pubDate><guid isPermaLink="false">137ad170-7792-4731-bb38-c0d22fbe4515:a7a3664c-c4ae-4c32-b58b-75a0b99439d9</guid><dc:creator>Sigurd</dc:creator><description>[quote user=""]Is there a way to check if &amp;quot;Notify&amp;quot; is allowed / disallowed?&lt;br /&gt;I want to check when not connected to &amp;quot;Central&amp;quot;.[/quote]
&lt;p&gt;If the characteristic support notification, the central/client can enable or disable if it wants to receive notification or not in the CCCD on the peripheral/server. The application can check if notification is enabled or not in the CCCD. Take a look at how this is done in e.g.&amp;nbsp;ble_nus.c&amp;nbsp;on_connect() function.&lt;/p&gt;
&lt;p&gt;If the central/client is not connected, you cannot send notifications.&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;</description></item></channel></rss>