diff --git a/chapter 1.tex b/chapter 1.tex
index 61a436a..dde6d6c 100644
--- a/chapter 1.tex	
+++ b/chapter 1.tex	
@@ -12,19 +12,22 @@ Finally we have the Program Counter which contains a 32 bit address that points
 \begin{figure}[h]
 	\centering
 	\begin{tikzpicture}[node distance=0cm]
+		\node [draw, fit={(\minX, 1.0) (0, 1.5)}, label=center:Program Counter] (pc) {};
 		\node [draw, fit={(\minX, 0) (0, 0.5)}, label=center:Flags] (flags) {};
 		\node [draw, fit={(\minX, -1) (0, -1.5)}, label=center:r1] (r1) {};
 		\node [draw, fit={(\maxX / 2, 0) (\maxX, \minY)}, label=center:Memory] (memory) {};
 		
+		\draw (pc);
+		\node[above =of pc] {Status Registers};
+		\node[above left =of pc] {31};
+		\node[above right =of pc] {0};
+		
 		\draw (flags);
-		\node[above =of flags] {Status Register};
-		\node[above left=of flags] {31};
-		\node[above right=of flags] {0};
 		
 		\draw (r1);
-		\node[above=of r1] {General Purpose Registers};
-		\node[above left=of r1] {31};
-		\node[above right=of r1] {0};
+		\node[above =of r1] {General Purpose Registers};
+		\node[above left =of r1] {31};
+		\node[above right =of r1] {0};
 		
 		\foreach \pos in {2,...,8} {
 			\node [draw, fit={(\minX, -\pos) (0, -\pos - 0.5)}, label=center:r\pos] (r\pos) {};
@@ -33,8 +36,8 @@ Finally we have the Program Counter which contains a 32 bit address that points
 		
 		\draw (memory);
 		\node [above =of memory] {Linear Memory (2\textsuperscript{32} Bytes)};
-		\node [above right =of memory, yshift=-1em] {0x00000000};
-		\node [below right =of memory, yshift=1em] {0xFFFFFFFF};
+		\node [above right =of memory, yshift=-1em] {0};
+		\node [below right =of memory, yshift=1em] {2\textsuperscript{32 - 1}};
 		
 		%\draw (memory.north east) -- (memory.south west);
 		%\node at (memory.south east) {test};
diff --git a/chapter 2.tex b/chapter 2.tex
index 4e26f0a..0b707ac 100644
--- a/chapter 2.tex	
+++ b/chapter 2.tex	
@@ -10,7 +10,7 @@
 			#1 & #2 & #3 & #4 \\
 			\hline
 		\end{tabularx}
-		\paragraph{Description} #5.
+		\paragraph{Description} #5
 	\end{minipage}
 }
 
@@ -69,4 +69,6 @@ All instructions are a fixed width of 32-bits. There are two basic encoding sche
 \section{Instructions}
 The /r represents a byte that specifies a register. /iX is for the immediate data type, where \textit{X} defines the width, which are 8, 16, or 32 bits.
 \subsection{Add}
-\OpcodeTable{01 /r /r}{add /r, /r}{Register}{Register}{Sums \textit{Operand 1} and \textit{Operand 2} placing the result into \textit{Operand 1}.}
\ No newline at end of file
+\OpcodeTable{01 /r /r}{add /r, /r}{Register}{Register}{Sums \textit{Operand 1} and \textit{Operand 2} placing the result into \textit{Operand 1}.}
+\subsection{Mov}
+\OpcodeTable{04 /mod /r /r}{mov /mod /r, /r}{Register}{Register}{Copies the 32-bit value from \textit{Operand 2} to \textit{Operand 1}.}}
\ No newline at end of file