Hello, I am using STM32F429i Disc1 Board. I followed this tutorial:https://www.youtube.com/watch?v=7oED-m34EKk&list=PLfExI9i0v1sn_lQjCFJHrDSpvZ8F2CpkA&index=16&t=0sI tried everything including verifying clock and other settings but couldn't get it wo...