Tutorial Design File - 3.3 English

Before running the lab, download the top_impl.xdc constraints file available in the reference design file. To do so:

1. Download the reference design file.
2. Extract the ZIP file contents into any write-accessible location.
3. Locate the top_impl.xdc constraints file.

The provided top_impl.xdc constraints file contains the needed DDR pins and their placement for this tutorial lab. The constraints file can be modified as needed for later use.