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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>Maximum data sending through notification in peripheral</title><link>https://devzone.nordicsemi.com/f/nordic-q-a/59946/maximum-data-sending-through-notification-in-peripheral</link><description>hello , 
 I am using NRF52840 for my application, ESP32 as central and my nrf52840 as a peripheral . central always connected with peripheral. i can send data through central to peripheral in connected mode ..it is working fine..then i need to send back</description><dc:language>en-US</dc:language><generator>Telligent Community 13</generator><lastBuildDate>Sat, 11 Apr 2020 11:15:00 GMT</lastBuildDate><atom:link rel="self" type="application/rss+xml" href="https://devzone.nordicsemi.com/f/nordic-q-a/59946/maximum-data-sending-through-notification-in-peripheral" /><item><title>RE: Maximum data sending through notification in peripheral</title><link>https://devzone.nordicsemi.com/thread/244244?ContentTypeID=1</link><pubDate>Sat, 11 Apr 2020 11:15:00 GMT</pubDate><guid isPermaLink="false">137ad170-7792-4731-bb38-c0d22fbe4515:13dc7020-4a77-460f-9b0b-54d4a3a6a204</guid><dc:creator>mayuri</dc:creator><description>&lt;p&gt;thanks for your reply . using app blinky can able to send more than 30 bytes.&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;</description></item><item><title>RE: Maximum data sending through notification in peripheral</title><link>https://devzone.nordicsemi.com/thread/243991?ContentTypeID=1</link><pubDate>Wed, 08 Apr 2020 07:47:24 GMT</pubDate><guid isPermaLink="false">137ad170-7792-4731-bb38-c0d22fbe4515:feb3e8a4-2bad-474b-9ea4-2ae40111bb02</guid><dc:creator>Vidar Berg</dc:creator><description>&lt;p&gt;Hello,&lt;/p&gt;
&lt;p&gt;I think the ble_app_uart example is a bit better to start with because it supports longer packets by default and&amp;nbsp;that it&amp;#39;s already made to forward&amp;nbsp;arbitrary data. You can use the&amp;nbsp;ble_nus_data_send() function without modification but make sure the input length doesn&amp;#39;t exceed &amp;#39;m_ble_nus_max_data_len&amp;#39;.&amp;nbsp;It&amp;#39;s 20 bytes by default, but get updated after connection if the client supports longer packets (&lt;a href="https://infocenter.nordicsemi.com/topic/sdk_nrf5_v16.0.0/lib_ble_gatt.html"&gt;GATT module&lt;/a&gt;).&amp;nbsp;&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;</description></item></channel></rss>