Newer
Older
\section{CRC}
\subsection{Overview}
A CRC checksum is used to distinguish when a CATS packet is corrupt. In this case, the packet should be discarded.
\subsection{Structure}
The CRC algorithm used is the 16-bit IBM SDLC CRC algorithm. \\
\begin{tabular}{|l|l|l|}
\hline
\textbf{Byte offset} & \textbf{Length} & \textbf{Data} \\
\hline
0 & $N$ & Compressed Data \\
\hline
$N$ & 2 & CRC checksum \\
\hline
\end{tabular}