--- /dev/null
+<TABLE BORDER="1" cellspacing="1" cellpadding="2">
+<TR valign="middle" bgcolor="#C0C0C0">
+<TH>Hierarchy</TH>
+<TH>Input</TH>
+<TH>Constant Input</TH>
+<TH>Unused Input</TH>
+<TH>Floating Input</TH>
+<TH>Output</TH>
+<TH>Constant Output</TH>
+<TH>Unused Output</TH>
+<TH>Floating Output</TH>
+<TH>Bidir</TH>
+<TH>Constant Bidir</TH>
+<TH>Unused Bidir</TH>
+<TH>Input only Bidir</TH>
+<TH>Output only Bidir</TH>
+</TR>
+<TR valign="middle">
+<TD ALIGN="LEFT">vga_control_unit</TD>
+<TD ALIGN="LEFT">24</TD>
+<TD ALIGN="LEFT">0</TD>
+<TD ALIGN="LEFT">0</TD>
+<TD ALIGN="LEFT">0</TD>
+<TD ALIGN="LEFT">29</TD>
+<TD ALIGN="LEFT">0</TD>
+<TD ALIGN="LEFT">0</TD>
+<TD ALIGN="LEFT">0</TD>
+<TD ALIGN="LEFT">0</TD>
+<TD ALIGN="LEFT">0</TD>
+<TD ALIGN="LEFT">0</TD>
+<TD ALIGN="LEFT">0</TD>
+<TD ALIGN="LEFT">0</TD>
+</TR>
+<TR valign="middle">
+<TD ALIGN="LEFT">vga_driver_unit</TD>
+<TD ALIGN="LEFT">4</TD>
+<TD ALIGN="LEFT">0</TD>
+<TD ALIGN="LEFT">0</TD>
+<TD ALIGN="LEFT">0</TD>
+<TD ALIGN="LEFT">61</TD>
+<TD ALIGN="LEFT">0</TD>
+<TD ALIGN="LEFT">0</TD>
+<TD ALIGN="LEFT">0</TD>
+<TD ALIGN="LEFT">0</TD>
+<TD ALIGN="LEFT">0</TD>
+<TD ALIGN="LEFT">0</TD>
+<TD ALIGN="LEFT">0</TD>
+<TD ALIGN="LEFT">0</TD>
+</TR>
+</TABLE>