Recently, I'm working with the Nexys4 DDR. What I want to do is to control a peripheral device and get data from it via PMOD port, and then send the data to the PC from Ethernet port. By learning the tutorials, now I can get the data and save the data to DDR, and fetch the data from DDR via UART. However, for several days, I can not make the ethernet work. I have studied the tutorial "Getting Started with Microblaze Servers". When I finished the tutorial, I still don't know how to use it in my own project. Actually, I even don't understand what the purpose of each step of the tutorial. The re