X-Git-Url: https://git.stderr.nl/gitweb?p=matthijs%2Fmaster-project%2Fhaskell-symposium-talk.git;a=blobdiff_plain;f=introduction.lhs;fp=introduction.lhs;h=b414dac59d4431acfe216668cbbf69a17d0c60f0;hp=32afbe9e6f5708bfe8cb4bfcd773eda8c4b4c6f4;hb=2523b691bc4f9871e5d0fb3823fcd2c8952affaa;hpb=994fb60ca2fb9a48380e54b4392f7519fcc63ec1 diff --git a/introduction.lhs b/introduction.lhs index 32afbe9..b414dac 100644 --- a/introduction.lhs +++ b/introduction.lhs @@ -1,16 +1,5 @@ %include talk.fmt \section{Introduction} -\subsection{What will you see} -\frame -{ - \frametitle{What will we see?} - \begin{itemize} - \item Small tour: what can we describe in \clash{} - \item Quick real demo - \end{itemize} -} -\note{Virtuele demo} - \subsection{What is \texorpdfstring{\clash{}}{CLasH}} \frame { @@ -24,23 +13,25 @@ } \note[itemize] { -\item Wij zijn wij -\item \clash{} voor rapid prototyping -\item Subset haskell vertaalbaar -\item Mealy machine beschrijving +\item We are a Computer Architectures group, this has been a 6 month project, no prior experience with Haskell. +\item \clash{} is written in Haskell, of course +\item \clash{} is currently meant for rapid prototyping, not verification of hardware desigs +\item Functional languages are close to Hardware +\item We can only translate a subset of Haskell +\item All functions are descriptions of Mealy Machines } \subsection{Mealy Machine} \frame { -\frametitle{Mealy Machine} +\frametitle{What again is a Mealy Machine?} \begin{figure} \centerline{\includegraphics[width=10cm]{mealymachine}} \label{img:mealymachine} \end{figure} } -\note{ -Voor wie het niet meer weet, dit is een mealy machine +\note[itemize]{ +\item Mealy machine bases its output on current input and previous state } \frame @@ -58,7 +49,16 @@ mealyMachine inputs {-"{\color<2>[rgb]{1,0,0}"-}state{-"}"-} = ({-"{\color<3>[rg outputs = logic {-"{\color<2>[rgb]{1,0,0}"-}state{-"}"-} input \end{code} \end{beamercolorbox} +\begin{itemize} +\uncover<2->{\item Current state is part of the input} +\uncover<3->{\item New state is part of the output} +\end{itemize} } +\note[itemize]{ +\item State is part of the function signature +\item Both the current state, as the updated State +} + \subsection{Simulation} \frame { @@ -72,4 +72,12 @@ run func {-"{\color<2>[rgb]{1,0,0}"-}state{-"}"-} (i:input) = o:out out = run func {-"{\color<3>[rgb]{1,0,0}"-}state'{-"}"-} input \end{code} \end{beamercolorbox} -} \ No newline at end of file +\begin{itemize} +\item State behaves like an accumulator +\end{itemize} +} +\note[itemize]{ +\item This is just a quick example of how we can simulate the mealy machine +\item It sort of behaves like MapAccumN +} +