sd_softdevice_disable takes 48ms to execute, how to make fasterhttps://devzone.nordicsemi.com/f/nordic-q-a/63023/sd_softdevice_disable-takes-48ms-to-execute-how-to-make-fasterHi, we want the DFU code in SDK 10.0 for NRF51 S110 to finish faster. The case we are optimizing is when there is dfu ongoing, just a simple boot. Currently the main time consuming part is sd_softdevice_disable wich takes ~48ms. Can we make this goen-USTelligent Community 13Fri, 26 Jun 2020 12:00:51 GMTRE: sd_softdevice_disable takes 48ms to execute, how to make fasterhttps://devzone.nordicsemi.com/thread/257127?ContentTypeID=1Fri, 26 Jun 2020 12:00:51 GMT137ad170-7792-4731-bb38-c0d22fbe4515:f5927fa9-3691-4899-9be5-f4a5d66a0666Susheel Nuguru<p>If you are using internal RC as the clock source, then if the softdevice is disabled at the time of internal clock calibration, then the disable will wait until the calibration is done which could be what you are seeing.</p> <p>This has been fixed in the softdevice of nRF52 devices where softdevice disable&nbsp; does not wait for the calibration to complete.</p><div style="clear:both;"></div>