https://devzone.nordicsemi.com/f/nordic-q-a/74227/programming-ecg-2-click-with-segger-embeded-studio-using-nrf52840Hi , i am trying to program the ecg2 click sensor to test heartbeat values I tried to test the sensor using the arduino and it works very well but I want to program it on the nrf52840 board is there source code to help me program iten-USTelligent Community 13Tue, 20 Apr 2021 13:53:36 GMThttps://devzone.nordicsemi.com/thread/305892?ContentTypeID=1Tue, 20 Apr 2021 13:53:36 GMT137ad170-7792-4731-bb38-c0d22fbe4515:2fe27f71-df25-4e4a-9a77-4f677ceb0472awneil<p>There is/are 3rd-party&nbsp; Arduino core(s) available for nRF52840 - so that might be your easiest approach?</p> <p>But they are 3rd-party - not supplied or supported by Nordic.</p> <p>Otherwise, you are going to have to study how the comms works (see the chip&#39;s <strong>documentation</strong>), and implement that using the Nordic SDK.</p> <p>You can study the Arduino code as an example for guidance.</p> <p>Generally: <strong><a href="http://www.8052mcu.com/forum/read/160143" rel="noopener noreferrer" target="_blank">How To Interface <em>Anything</em> to Anything <em>Else</em></a></strong>.</p><div style="clear:both;"></div>