https://devzone.nordicsemi.com/f/nordic-q-a/23933/handling-uart-rx-buffer-overflowHi, I&#39;m using nrf51822 and using SDK12.3 ble_app_uart. My purpose is sending data using BLE module like this: Custom Board -&gt; BLE Module -&gt; Android Phone. It works fine. But sometimes UART data comes bigger than UART RX buffer and resets BLEen-USTelligent Community 13Thu, 03 Aug 2017 13:32:43 GMThttps://devzone.nordicsemi.com/thread/94231?ContentTypeID=1Thu, 03 Aug 2017 13:32:43 GMT137ad170-7792-4731-bb38-c0d22fbe4515:dfb5ca58-d99c-435d-8b31-12c182661347ovrebekk<p>Good luck :)</p> <p>Just let me know when you have some results.</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/94232?ContentTypeID=1Thu, 03 Aug 2017 01:53:51 GMT137ad170-7792-4731-bb38-c0d22fbe4515:348ca93e-2bb6-4c6a-9026-fe821de3d04fDragonAnger<p>Thanks, I&#39;ll check it!</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/94233?ContentTypeID=1Wed, 02 Aug 2017 15:23:10 GMT137ad170-7792-4731-bb38-c0d22fbe4515:c20c68ef-84b7-432a-8374-2e275d588373ovrebekk<p>Hi</p> <p>I think you run into the same issue described in <a href="https://devzone.nordicsemi.com/question/160873/send-large-amount-of-data-over-nus/">this case</a></p> <p>Please have a look at that and see if you can solve the issue.</p> <p>If not I will try to modify the example myself, but that will take a couple of days.</p> <p>Best regards</p><div style="clear:both;"></div>