Uart frozen during timeouthttps://devzone.nordicsemi.com/f/nordic-q-a/111594/uart-frozen-during-timeoutHi. I&#39;m working on a BLE system with Central and Peripheral with nRF5340 with 70msec of CONN_INTERVAL and about 1sec of SUP_TIMEOUT. The Central unit also has a UART that works with the cpuapp with &quot;Interrupt-driven API&quot; and which sends a message to anotheren-USTelligent Community 13Wed, 29 May 2024 07:27:30 GMTRE: Uart frozen during timeouthttps://devzone.nordicsemi.com/thread/486314?ContentTypeID=1Wed, 29 May 2024 07:27:30 GMT137ad170-7792-4731-bb38-c0d22fbe4515:d95bbf25-70d9-40e4-9fb1-79d2d4b1051eremtec<p>Well. Apparently just consulting DevZone helps find solutions even if there are no direct replies! :)<br />When the connection was lost, a read/write command request was left pending, blocking the CPU until the timeout occurred.<br />Is there perhaps some other way to avoid this?</p> <p>Thanks anyway for the inspiration! ;)</p><div style="clear:both;"></div>