bit-color-bus.tex

\documentclass{standalone}
\usepackage{tikz}
\begin{document}
\begin{tikzpicture}
    \draw
    (0,0)node[rectangle,minimum width=2cm,draw, fill=lightgray,minimum height=0.5cm]{1}
    (2,0)node[rectangle,minimum width=2cm,minimum height=0.5cm,draw, fill=gray]{0}
    (4,0)node[rectangle,minimum width=2cm,minimum height=0.5cm,draw, fill=white, inner sep=0]{Dati}
    ;
\end{tikzpicture}
\end{document}