Added graphics

src/design_methodology_and_implementation.tex

@@ -86,7 +86,28 @@ How often do we need to repeat measurements to get an accurate picture of the ph
 \subsection{System Design}
 
 \subsubsection{Layer 1 approach}
+	\begin{figure}
+	\centering
+	\includegraphics[scale=0.4]{../graphics/thing_diagram.eps}
+	\caption{Circuit of IoT device.}
+	\label{fig:thing_diagram}	
+	\end{figure}
+
+	\begin{figure}
+	\centering
+	\includegraphics[width=\linewidth]{../graphics/program.eps}
+	\caption{Functional diagram of IoT device program.}
+	\label{fig:program}	
+	\end{figure}
+
 
 \subsubsection{Layer 2 approach}
 
-\subsubsection{Layer 3 approach}
+\subsubsection{Layer 3 approach}
+
+	\begin{figure}
+	\centering
+	\includegraphics[scale=0.4]{../graphics/cloud.eps}
+	\caption{General flow diagram of whole system connectivity.}
+	\label{fig:cloud}	
+	\end{figure}

src/main.tex

@@ -35,6 +35,12 @@
 \usepackage{multicol} 
 \usepackage{makecell} 
 
+% Caption in bold/italic and set depth to 2
+\usepackage{chngcntr}
+\usepackage[format=plain,labelfont={bf,it},font=it]{caption}
+\counterwithin{figure}{subsection}
+\counterwithin{table}{subsection}
+
 % define colours
 \definecolor{codegreen}{rgb}{0,0.6,0}
 \definecolor{codegray}{rgb}{0.5,0.5,0.5}