\documentclass[border=10pt,png]{standalone}
\usepackage{bytefield}
\usepackage{xcolor}

\begin{document}

    \definecolor{lightcyan}{rgb}{0.85,1,1}
    \definecolor{lightgreen}{rgb}{0.85,1,0.85}
    \definecolor{lightred}{rgb}{1,0.85,0.85}
    \begin{bytefield}[bitwidth=1.1em]{32}
        \bitbox{8}[bgcolor=lightcyan]{SOF} &
        \bitbox{8}[bgcolor=lightcyan]{LRC1} &
        \bitbox{16}[bgcolor=lightgreen]{CMD} \\
        \bitbox{16}[bgcolor=lightgreen]{STATUS} &
        \bitbox{16}[bgcolor=lightgreen]{LEN} \\
        \bitbox{8}[bgcolor=lightgreen]{LRC2} &
        \bitbox[tlr]{24}[bgcolor=lightred]{}  \\
        \wordbox[lr]{1}[bgcolor=lightred]{DATA} \\
        \wordbox[lr]{1}[bgcolor=lightred]{$\cdots$} \\
        \bitbox[blr]{24}[bgcolor=lightred]{} &
        \bitbox{8}[bgcolor=lightred]{LRC3}
    \end{bytefield}

\end{document}