Where is Example HRM characteristic defined in the source code?https://devzone.nordicsemi.com/f/nordic-q-a/8549/where-is-example-hrm-characteristic-defined-in-the-source-codeI&#39;m moving to Nordic from &quot;another&quot; BLE s.o.c. where the UUIDs, profiles, services and characteristics were defined in XML. With that product I could modify or examine or delete an un-wanted characteristic from a service if desired. Where is the &quot;sourceen-USTelligent Community 13Thu, 06 Aug 2015 10:02:53 GMTRE: Where is Example HRM characteristic defined in the source code?https://devzone.nordicsemi.com/thread/31254?ContentTypeID=1Thu, 06 Aug 2015 10:02:53 GMT137ad170-7792-4731-bb38-c0d22fbe4515:95bcdf45-eaed-4f80-b529-49feab5a307aPetter Myhre<p>You can find the services in \components\ble\ble_services. For example ble_hrs.h and ble_hrs.c in \components\ble\ble_services\ble_hrs</p> <p>These are libriaries, so changing them will affect all projects that includes them. If you want to make modifications you should copy the service to your project folder and change the include paths in the project your are working on.</p><div style="clear:both;"></div>