final_review/praatje.tex

   1 %&praatje
   2 \begin{document}
   3 \begin{frame}
   4         \maketitle
   5 \end{frame}
   6
   7 \begin{frame}
   8         \frametitle{Who am I?}
   9         \begin{itemize}
  10                 \item Mart Lubbers
  11                 \item Bachelor Artificial Intelligence
  12                 \item Master Software Science
  13                 \item Research internship
  14                 \item iTasks
  15         \end{itemize}
  16 \end{frame}
  17
  18 \begin{frame}
  19         \frametitle{Combine levels}
  20         \begin{columns}[t]
  21                 \column{.5\textwidth}
  22                 \begin{block}{High level}
  23                         \begin{itemize}
  24                                 \item iTasks
  25                                 \item Workflow
  26                                 \item Dataflow
  27                         \end{itemize}
  28                 \end{block}
  29
  30                 \pause%
  31
  32                 \begin{block}{Low level}
  33                         \begin{itemize}
  34                                 \item Microcontrollers
  35                                 \item Sensors
  36                                 \item Actuators
  37                                 \item Low bandwidth
  38                                 \item Low power
  39                                 \item Low processing power
  40                         \end{itemize}
  41                 \end{block}
  42
  43                 \column{.5\textwidth}
  44
  45                 \pause%
  46
  47                 \begin{block}{Combine the both worlds}
  48                         \begin{itemize}
  49                                 \item Type-safe EDSL
  50                                 \item Byte-compiled on the fly
  51                                 \item Interpreted on the client
  52                                 \item One codebase for different clients
  53                                 \item GSM, Bluetooth, Serial, TCP, \ldots
  54                                 \pause%
  55                                 \item mTasks
  56                         \end{itemize}
  57                 \end{block}
  58         \end{columns}
  59 \end{frame}
  60
  61 \begin{frame}
  62         \frametitle{Architecture}
  63         \begin{block}{Client}
  64                 \begin{itemize}
  65                         \item C code
  66                         \item Round robin scheduling
  67                         \item Check input, run tasks, sleep
  68                         \item Interval or one-shot
  69                 \end{itemize}
  70         \end{block}
  71
  72         \begin{block}{Server}
  73                 \begin{itemize}
  74                         \item iTasks
  75                         \item Communication via SDS
  76                         \item Handle communication
  77                         \item Synchronize SDS
  78                 \end{itemize}
  79         \end{block}
  80 \end{frame}
  81
  82 \begin{frame}
  83         \frametitle{mTask}
  84         \begin{block}{Properties}
  85                 \begin{itemize}
  86                         \item Initially developed by Pieter Koopman
  87                         \item Designed to simulate TOP on microcontrollers
  88                         \item Type safe
  89                         \item Shallowly embedded
  90                         \item Class based and thus extendable with views
  91                         \pause%
  92                         \item Current views: Simulation in iTasks, C code generation
  93                         \pause%
  94                         \item New view: Bytecode compilation.
  95                 \end{itemize}
  96         \end{block}
  97 \end{frame}
  98
  99 \begin{frame}
 100         \frametitle{Bytecode}
 101         \begin{block}{State transformer}
 102         \end{block}
 103         \begin{tabular}{rllll}
 104                 \toprule
 105                 & \multicolumn{4}{c}{Current instructionset}\\
 106                 \midrule
 107                 Stack: & nop & push & pop\\
 108                 Boolean: & not & and & or\\
 109                 Arithmetic: & add & sub & mul & div\\
 110                 Compare: & eq,neq & les, gre & leq, geq\\
 111                 Control: & jmp & jmpt & jmpf\\
 112                 Aux: & ledOn & ledOff\\
 113                 Aux2: & digitalread & digitalwrite & analogread & analogwrite\\
 114                 \midrule
 115                 \pause%
 116                 & \multicolumn{4}{c}{Future}\\
 117                 \midrule
 118                 Aux extensions: & LCD & Serial & Shields\\
 119                 \bottomrule
 120         \end{tabular}
 121 \end{frame}
 122
 123 \begin{frame}[fragile]
 124         \frametitle{mTask}
 125         \framesubtitle{cont.}
 126         \lstinputlisting[language=Clean,basicstyle=\scriptsize]{edsl.listing}
 127 \end{frame}
 128
 129 \begin{frame}[fragile]
 130         \frametitle{mTask}
 131         \framesubtitle{cont.}
 132         \lstinputlisting[language=Clean,basicstyle=\scriptsize]{control.listing}
 133 \end{frame}
 134
 135 \begin{frame}
 136         \frametitle{SDS}
 137         \lstinputlisting[language=Clean,basicstyle=\scriptsize]{sds.listing}
 138         \pause%
 139         \begin{itemize}
 140                 \item Pushed from server to client
 141                 \item Client has to specifically publish
 142                 \item Synchronized with a real SDS by the connection handlers
 143                 \item \CI{get}, \CI{set} and no \CI{upd}
 144         \end{itemize}
 145         \pause%
 146         \begin{block}{Bytecode}
 147                 sdsstore, sdsfetch, sdspublish
 148         \end{block}
 149 \end{frame}
 150
 151 \begin{frame}[fragile]
 152         \frametitle{Demo}
 153         \lstinputlisting[%
 154                 caption={mTasks used in the demo},
 155                 language=Clean,
 156                 basicstyle=\scriptsize]{demo.listing}
 157 \end{frame}
 158
 159 \begin{frame}
 160         \frametitle{Future}
 161         \begin{itemize}[<+->]
 162                 \item Task combinators
 163                 \item Functions
 164                 \item Seamless integration with iTasks
 165                 \item Dynamic mTask/SDS allocation
 166                 \item Better integration with real SDS
 167                 \item More datatypes for SDS
 168                 \item Slicing tasks
 169                 \item Support for different devices
 170                 \item Master's Thesis
 171                 \item \ldots
 172         \end{itemize}
 173 \end{frame}
 174
 175 \end{document}