Secure DFU with NUS and UART using SDK 15https://devzone.nordicsemi.com/f/nordic-q-a/48882/secure-dfu-with-nus-and-uart-using-sdk-15Hi, Using the Secure DFU from SDK 14.2 I managed to integrate the NUS peripheral example to have access to an UART pipe in parallel to the DFU when running the boot loader. Now I would like to port this to SDK 15.3 and I run into trouble when addingen-USTelligent Community 13Sun, 23 Jun 2019 23:12:49 GMTRE: Secure DFU with NUS and UART using SDK 15https://devzone.nordicsemi.com/thread/194198?ContentTypeID=1Sun, 23 Jun 2019 23:12:49 GMT137ad170-7792-4731-bb38-c0d22fbe4515:a0aacfd2-d5b1-46ee-8af3-f2d52d19c088laran<p>Hi all,</p> <p>Sorry to bother you all about this. It looks like this is related to FLASH_START, and FLASH_SIZE.</p> <p>When I compile using SES and check the memory usage there is 0.0kB Flash free. Ones I saw this I decrease&nbsp;<span>FLASH_START, and increase FLASH_SIZE a few kB and all of a sudden I got some free flash after compile.</span></p> <p><span>When I run the code the errors above are gone and the code enters main loop as expected.</span></p><div style="clear:both;"></div>