\documentclass{slides}
\begin{document}
\begin{slide}
\begin{center}
The Philips P850 Minicomputer
\end{center}
\begin{itemize}
\item Why is it of interest (to me, and to CUCPS)?
\item The front panel and how to use it
\item Programming it
\item How does it work?
\end{itemize}
\end{slide}
\begin{slide}
\begin{tabbing}
\=\hspace{1in}\=\hspace{3.5in}\=\\
\>0800\>1000 0100 0010 0000\>TW R4,RA,P\\
\>0802\>0000 0000 0000 0101\>DATA 5\\ 
\>0804\>1000 0101 0010 0000\>TW R5,RA,P\\
\>0806\>0000 0000 0000 0110\>DATA 6\\
\>0808\>1001 0100 0001 0100\>AD R4,RR,R5\\
\>080A\>0010 0000 0111 1111\>HT\\
\end{tabbing}
\end{slide}
\end{document}

