https://devzone.nordicsemi.com/f/nordic-q-a/83535/nrf52832-uart-rxHi Nordic Team I used nRF5_SDK_17.1.0. I have a very difficult problem: I now only want to configure an RX pin and no TX pin. Can the serial port receive data function? My current configuration looks like this: The app_error_fault_handleren-USTelligent Community 13Wed, 12 Jan 2022 05:45:03 GMThttps://devzone.nordicsemi.com/thread/347294?ContentTypeID=1Wed, 12 Jan 2022 05:45:03 GMT137ad170-7792-4731-bb38-c0d22fbe4515:e7f776a3-00b9-4a9a-9441-01c5f2b7b5b3nbyte<p>Hi,</p> <p>Thank you for your reply</p> <p>I found the cause of the problem, my hardware has a bit of a problem, so I reported this error</p> <p>thanks</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/347204?ContentTypeID=1Tue, 11 Jan 2022 14:27:58 GMT137ad170-7792-4731-bb38-c0d22fbe4515:2ea9ad89-670f-4693-a56e-c5436d2de179Kenneth<p>In&nbsp;app_error_fault_handler(), if you build with DEBUG, does it say which file name and line number is causing the fault?</p> <p>Kenneth</p><div style="clear:both;"></div>