diff options
Diffstat (limited to 'slides/what-is-iot-slides.tex')
| -rw-r--r-- | slides/what-is-iot-slides.tex | 175 |
1 files changed, 132 insertions, 43 deletions
diff --git a/slides/what-is-iot-slides.tex b/slides/what-is-iot-slides.tex index 1e31381..0901294 100644 --- a/slides/what-is-iot-slides.tex +++ b/slides/what-is-iot-slides.tex @@ -815,6 +815,38 @@ Version 3.1.1 er den som gjelder, V 3.1 er rar, de andre finnes ikke \end{frame} +\begin{frame}{Device and application architecture with MQTT} +\protect\hypertarget{device-and-application-architecture-with-mqtt}{} + +\begin{center} +\begin{tikzpicture} + +\path + (-3 cm, 0) node (c1_label) {Device \#1} + ( 0 cm, 0) node (c2_label) {Device \#2} + ( 3 cm, 0) node (c3_label) {Device \#3} + + (0, -3 cm) node (broker_label) {Broker} + (0, -6 cm) node (central_label) {Central} +; + +\node (c1)[draw, circle, fit=(c1_label)] {}; +\node (c2)[draw, circle, fit=(c2_label)] {}; +\node (c3)[draw, circle, fit=(c3_label)] {}; +\node (broker)[draw, rectangle, thick, inner ysep=5 mm, inner xsep=10 mm, fit=(broker_label)] {}; +\node (central) at (central_label) [draw, circle, text width=2 cm] {}; + +\draw[{Latex[length=4mm, round]}-{Latex[length=4mm, round]}] (c1) to [bend right] (broker); +\draw[{Latex[length=4mm, round]}-{Latex[length=4mm, round]}] (c2) -- (broker); +\draw[{Latex[length=4mm, round]}-{Latex[length=4mm, round]}] (c3) to [bend left] (broker); +\draw[{Latex[length=4mm, round]}-{Latex[length=4mm, round]}] (central) -- (broker); + +\end{tikzpicture} + +\end{center} + +\end{frame} + \begin{frame}{MQTT - Implementations} \protect\hypertarget{mqtt---implementations}{} @@ -964,10 +996,40 @@ The size field is variable length encoded, 0-127 bytes is 1 byte, \end{frame} -\begin{frame}{MQTT - The protocol - Keep alive} -\protect\hypertarget{mqtt---the-protocol---keep-alive}{} +\begin{frame}[fragile]{MQTT Connect} +\protect\hypertarget{mqtt-connect}{} -TODO +\begin{itemize} +\tightlist +\item + \texttt{CONNECT} + + \begin{itemize} + \tightlist + \item + \texttt{clientId} + \item + \texttt{username} + \item + \texttt{password} + \item + \texttt{keepAlive} + \end{itemize} +\end{itemize} + +\begin{itemize} +\tightlist +\item + Keep alive + + \begin{itemize} + \tightlist + \item + \texttt{PINGREQ} + \item + \texttt{PINGRESP} + \end{itemize} +\end{itemize} \end{frame} @@ -1098,45 +1160,6 @@ Broker \end{frame} -\begin{frame}{MQTT - The protocol - Client id} -\protect\hypertarget{mqtt---the-protocol---client-id}{} - -TODO - -\end{frame} - -\begin{frame}{Device and application architecture with MQTT} -\protect\hypertarget{device-and-application-architecture-with-mqtt}{} - -\begin{center} -\begin{tikzpicture} - -\path - (-3 cm, 0) node (c1_label) {Device \#1} - ( 0 cm, 0) node (c2_label) {Device \#2} - ( 3 cm, 0) node (c3_label) {Device \#3} - - (0, -3 cm) node (broker_label) {Broker} - (0, -6 cm) node (central_label) {Central} -; - -\node (c1)[draw, circle, fit=(c1_label)] {}; -\node (c2)[draw, circle, fit=(c2_label)] {}; -\node (c3)[draw, circle, fit=(c3_label)] {}; -\node (central)[draw, circle, fit=(central_label)] {}; -\node (broker)[draw, rectangle, thick, inner ysep=5 mm, inner xsep=10 mm, fit=(broker_label)] {}; - -\draw[{Latex[length=4mm, round]}-{Latex[length=4mm, round]}] (c1) to [bend right] (broker); -\draw[{Latex[length=4mm, round]}-{Latex[length=4mm, round]}] (c2) -- (broker); -\draw[{Latex[length=4mm, round]}-{Latex[length=4mm, round]}] (c3) to [bend left] (broker); -\draw[{Latex[length=4mm, round]}-{Latex[length=4mm, round]}] (central) -- (broker); - -\end{tikzpicture} - -\end{center} - -\end{frame} - \begin{frame}[fragile]{MQTT Topic} \protect\hypertarget{mqtt-topic}{} @@ -1293,7 +1316,73 @@ The central application is split: \end{itemize} \end{itemize} -\note{} +\end{frame} + +\begin{frame}{MQTT topic architecture} +\protect\hypertarget{mqtt-topic-architecture-1}{} + +\begin{center} +\begin{tikzpicture} + +\path + (-3 cm, 0) node (c1_label) {Device \#1} + ( 0 cm, 0) node (c2_label) {Device \#2} + ( 3 cm, 0) node (c3_label) {Device \#3} + + (0, -3 cm) node (broker_label) {Broker} + (0, -6 cm) node (central_label) {Central} +; + +\node (c1)[draw, circle, fit=(c1_label)] {}; +\node (c2)[draw, circle, fit=(c2_label)] {}; +\node (c3)[draw, circle, fit=(c3_label)] {}; +\node (broker)[draw, rectangle, thick, inner ysep=5 mm, inner xsep=10 mm, fit=(broker_label)] {}; +\node (central) at (central_label) [draw, circle, text width=2 cm] {}; + +\draw[{Latex[length=4mm, round]}-{Latex[length=4mm, round]}] (c1) to [bend right] (broker); +\draw[{Latex[length=4mm, round]}-{Latex[length=4mm, round]}] (c2) -- (broker); +\draw[{Latex[length=4mm, round]}-{Latex[length=4mm, round]}] (c3) to [bend left] (broker); +\draw[{Latex[length=4mm, round]}-{Latex[length=4mm, round]}] (central) -- (broker); + +\end{tikzpicture} + +\end{center} + +\end{frame} + +\begin{frame}{MQTT topic architecture} +\protect\hypertarget{mqtt-topic-architecture-2}{} + +\begin{center} +\begin{tikzpicture} + +\path + (-3 cm, 0) node (c1_label) {Device \#1} + ( 0 cm, 0) node (c2_label) {Device \#2} + ( 3 cm, 0) node (c3_label) {Device \#3} + + (0, -3 cm) node (broker_label) {Broker} + + (-2 cm, -6 cm) node (agg_label) {Aggregator} + ( 2 cm, -6 cm) node (email_label) {Email} +; + +\node (c1)[draw, circle, fit=(c1_label)] {}; +\node (c2)[draw, circle, fit=(c2_label)] {}; +\node (c3)[draw, circle, fit=(c3_label)] {}; +\node (broker)[draw, rectangle, thick, inner ysep=5 mm, inner xsep=10 mm, fit=(broker_label)] {}; +\node (agg) at (agg_label) [draw, circle, text width=2 cm] {}; +\node (email) at (email_label) [draw, circle, text width=2 cm] {}; + +\draw[{Latex[length=4mm, round]}-{Latex[length=4mm, round]}] (c1) to [bend right] (broker); +\draw[{Latex[length=4mm, round]}-{Latex[length=4mm, round]}] (c2) -- (broker); +\draw[{Latex[length=4mm, round]}-{Latex[length=4mm, round]}] (c3) to [bend left] (broker); +\draw[{Latex[length=4mm, round]}-{Latex[length=4mm, round]}] (agg) -- (broker); +\draw[{Latex[length=4mm, round]}-{Latex[length=4mm, round]}] (email) -- (broker); + +\end{tikzpicture} + +\end{center} \end{frame} |