Disable external 32.768K crystal oscillatorhttps://devzone.nordicsemi.com/f/nordic-q-a/108877/disable-external-32-768k-crystal-oscillatorHello Nordic engineer, If I want to use the internal RC oscillator (32.768K), do I just need to make the settings in the above code block? But, I looked at someone else&#39;s blog, and they said there are two more defines that need to be set, but Ien-USTelligent Community 13Mon, 04 Mar 2024 07:57:14 GMTRE: Disable external 32.768K crystal oscillatorhttps://devzone.nordicsemi.com/thread/471947?ContentTypeID=1Mon, 04 Mar 2024 07:57:14 GMT137ad170-7792-4731-bb38-c0d22fbe4515:6f1fe3ee-c754-481a-b061-7717414d0941Vidar Berg<p>Hello,</p> [quote user=""]But, I looked at someone else&#39;s blog, and they said there are two more defines that need to be set, but I couldn&#39;t find them[/quote] <p>These symbols are relevant only for projects that include the&nbsp;<a title="Clock" href="https://infocenter.nordicsemi.com/topic/sdk_nrf5_v17.1.0/hardware_driver_clock.html?cp=9_1_2_0_0">Clock</a> driver. If these symbols are not defined in your project, then it is not&nbsp;using the Clock driver.</p> <p>Best regards,</p> <p>Vidar</p><div style="clear:both;"></div>