https://devzone.nordicsemi.com/f/nordic-q-a/20148/how-to-send-and-receive-integers-and-individual-characters-over-bleHi, I&#39;m using nrf51822 Ek kit and running ble_app_uart example,when i want to send any character or integer it Received like a string only,but i want to send only single character and integer values as it is how can i achieve that functionality, whaten-USTelligent Community 13Mon, 08 May 2017 07:41:26 GMThttps://devzone.nordicsemi.com/thread/78463?ContentTypeID=1Mon, 08 May 2017 07:41:26 GMT137ad170-7792-4731-bb38-c0d22fbe4515:4d938fbf-b327-4c51-8cf0-794efa7aa1f9FormerMember<p>Upon reception of a string character, you can cast it to a character.</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/78462?ContentTypeID=1Mon, 08 May 2017 04:47:49 GMT137ad170-7792-4731-bb38-c0d22fbe4515:a778606d-546d-42d0-b482-7dac629b9c45satish<p>hi Kristin thanks for your response &amp; sorry for the delay, Your answer is acceptable but i need to send a character or number for selecting a particular function in the switch case ,suppose if i send a character &#39;s&#39; it is received as a string &quot;s&quot; so it is not possible to use a string in the switch case that&#39;s what the actual problem..</p> <p>thanks in advance...</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/78461?ContentTypeID=1Fri, 03 Mar 2017 09:41:41 GMT137ad170-7792-4731-bb38-c0d22fbe4515:c0f7fb4f-7eeb-4dda-b04c-d944e70f9a78FormerMember<p>ble_app_uart sends a notification when data_array is filled up or upon a new line character (uart_event_handle(..)). Instead of waiting for data_array to be filled up, you can remove the line checking if data_array is full or not. Since the maximum amount of data in a notification is 20 bytes, only sending 1 byte will decrease the maximum throughput to 1/20.</p><div style="clear:both;"></div>