\item[2 First header of the data] the same as for the timing detectors (Start,TOF ...)
\item[3 Second header]
\begin{description}
- \item[bit 31 -- 16] Data version
+ \item[bit 27 -- 16] Data version
\item[bit 15 -- 0] Number of extension words
+ \item[bit 28] Off/In spill bit. The beam offset and legth has to be set !
\end{description}
\item[4 Latches]
\begin{description}