aboutsummaryrefslogtreecommitdiffstats
path: root/tex
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--tex/vhdl.tex17
1 files changed, 8 insertions, 9 deletions
diff --git a/tex/vhdl.tex b/tex/vhdl.tex
index 1c9cabc..1c03873 100644
--- a/tex/vhdl.tex
+++ b/tex/vhdl.tex
@@ -297,14 +297,14 @@ begin
-- sequential statements
end process;
\end{lstlisting}
-Processes have a \emph{sensitivity list} that could also be empty. When a
-signal in the sensitivity list changes state, the process is executed. In the
-case of an empty sensitivity list, the process runs continuously. In the
-declaration, everything from \S\ref{sec:declarations} applies. For the
-sequential statements, the following applies:
+Processes have a \emph{sensitivity list} that can be empty. When a signal in
+the sensitivity list changes state, the process is executed. With an empty
+sensitivity list, the process runs continuously. In the declaration,
+everything from \S\ref{sec:declarations} applies. For the sequential
+statements, the following applies:
\begin{itemize}
- \item Neither selective (\vhdl{with}) nor conditional (\vhdl{when}) should be used,
- as there because there are new sequential constructs (\vhdl{if} and \vhdl{case}).
+ \item Neither selective (\vhdl{with}) nor conditional (\vhdl{when}) should be used.
+ They are replaced with new sequential constructs (\vhdl{if} and \vhdl{case}).
\item Signal assignments (with \vhdl{<=}) change their value
\emph{only at the end of the process}.
\item Variables on the other hand change as soon as they are assigned (with \vhdl{:=}).
@@ -337,8 +337,7 @@ case `\reqph{expression}` is
end case;
\end{lstlisting}
-Processes can detect \emph{events} of signals. Typically this is used for
-clocks.
+Processes can detect \emph{events} of signals. Typically it is used for clocks.
\begin{lstlisting}[language=vhdl]
process (clk)
begin