mobile phone pair nRF52811 and send data to use spihttps://devzone.nordicsemi.com/f/nordic-q-a/53283/mobile-phone-pair-nrf52811-and-send-data-to-use-spiHello, SDK:15.3 If not pair with moblic phone, spi is normal And obile phone pair 52811 to send data, that also normal But I want to integrate, then 52811 is NRF_BREAKPOINT_COND Although my debug method is not very good, but still can seeen-USTelligent Community 13Wed, 16 Oct 2019 13:08:56 GMTRE: mobile phone pair nRF52811 and send data to use spihttps://devzone.nordicsemi.com/thread/215313?ContentTypeID=1Wed, 16 Oct 2019 13:08:56 GMT137ad170-7792-4731-bb38-c0d22fbe4515:0f8babe8-2832-4218-8872-e493d6c2cde0Vidar Berg<p>Hello,</p> <p>If the program reaches the&nbsp;<span>NRF_BREAKPOINT_COND, it usually means that an error has been passed to the APP_ERROR_CHECK macro. If you enable logging and set the DEBUG flag, you should get the information about where the error occurred. See the&nbsp;<a title="Error module" href="https://infocenter.nordicsemi.com/topic/com.nordic.infocenter.sdk5.v15.3.0/lib_error.html?cp=5_1_3_13">Error module</a>&nbsp;for more details about how errors are handled.</span></p> <p><span>Regards,</span></p> <p><span>Vidar</span></p><div style="clear:both;"></div>