\subsection{\index{rfe}rfe}

\index{return from exception}
Return From Exception


\begin{tabular}{l}
  {\bf rfe}
\end{tabular}

~~~~~~
Restore the precedent task.

~~~~~~
At the end of an Interrupt Service Routine, an exception handler or a 
Supervisor service, this instruction flushes the current task and restores 
the precedent one with the SRB mechanism.

\begin{center}

\begin{tabular}{|l|l|l|}
 \hline
\multicolumn{1}{|r| }{size :
} & \multicolumn{1}{c| }{8
} & \multicolumn{1}{c| }{24
 } \\
 \hline
\multicolumn{1}{|r| }{bits :
} & {31 ~ ~ ~ ~ ~ ~ ~ ~ 24
} & {23 ~ ~ ~ ~ ~ ~ ~ ~
~ ~ ~ ~ ~ ~ ~ ~ ~
~ ~ ~ ~ ~ ~ ~ ~ ~ 0
 } \\
 \hline
\multicolumn{1}{|r| }{function :
} & \multicolumn{1}{c| }{OP\_RFE
} & \multicolumn{1}{c| }{0
}
\\ \hline

\end{tabular}

\end{center}

~

\pagebreak

