LED strip Windows computer controlled
You can definitely use Visual Studio with C# to implement this. The board you've mentioned has an ethernet interface, so it is completely controllable via UDP. Sending and receiving packets are unbelieveably straightforward in C#. The device must provide its interface to control leds driven by the ARM, just check and set the bits of the packet content.

There are many examples such as UdpClient Class.

What you need to know is the info that what bytes in the UDP content change the LEDs, the company should be clear on this.