\begin{array}{llllllllll}
 & \text{FE7} & \text{FE8} & \text{FE9} & \text{FEA} & \text{FEB} & \text{FEC} & \text{FED} & \text{FEE} & \text{FEF} \\
\text{0} & & & & & & & & & \\
\text{1} & & & & & & & & & \\
\text{2} & & & & & & & & & \\
\text{3} & \lbrack?\rbrack & & & & & & & & \\
\text{4} & & & & & & & & & \\
\text{5} & @ & & & & & & & & \\
\text{6} & & & & & & & & & \\
\text{7} & & & & & & & & & \\
\text{8} & & & & & & & & & \\
\text{9} & & & & & & & & & \\
\text{A} & & & & & & & & & \\
\text{B} & & & & & & & & & \\
\text{C} & & & & & & & & & \\
\text{D} & & & & & & & & & @ \\
\text{E} & & & & & & & & & @ \\
\text{F} & & & & & & & & & \\
\end{array}
