diff --git a/APED/app/src/main/java/com/example/aped/ui/plots/PlotFragment.java b/APED/app/src/main/java/com/example/aped/ui/plots/PlotFragment.java
index 86bfc23..7b0adb0 100644
--- a/APED/app/src/main/java/com/example/aped/ui/plots/PlotFragment.java
+++ b/APED/app/src/main/java/com/example/aped/ui/plots/PlotFragment.java
@@ -1,17 +1,12 @@
 package com.example.aped.ui.plots;
 
 import android.graphics.Color;
-import android.graphics.ColorSpace;
-import android.net.sip.SipSession;
-import android.content.DialogInterface;
 import android.os.Bundle;
 import androidx.fragment.app.Fragment;
 import android.util.Log;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
-import android.widget.Button;
-import android.widget.Toast;
 import com.example.aped.MainActivity;
 import com.example.aped.R;
 import com.example.aped.communication.Communicator;
@@ -21,7 +16,6 @@ import com.jjoe64.graphview.LegendRenderer;
 import com.jjoe64.graphview.series.DataPoint;
 import com.jjoe64.graphview.series.LineGraphSeries;
 
-import com.google.android.material.dialog.MaterialAlertDialogBuilder;
 import org.json.JSONException;
 import org.json.JSONObject;
 import java.util.ArrayList;
@@ -34,17 +28,17 @@ public class PlotFragment extends Fragment {
     private MainActivity mainActivity;
     /** List of all the devices with buffers. **/
     private List<String> bufferedDevices;
-    /** Line Chart View that is displayed **/
+    /** Line Chart View that is displayed. **/
     private GraphView graphView;
     /** maximum value on X axis. **/
     private int maxX = 0;
 
     /**
-     *                                                                                          paul
-     * @param inflater
-     * @param container
+     * Override method for the on create view event.
+     * @param inflater the default {@link LayoutInflater}
+     * @param container the {@link ViewGroup} the fragment is in
      * @param savedInstanceState
-     * @return
+     * @return the created view
      */
     @Override
     public View onCreateView(final LayoutInflater inflater,
@@ -64,6 +58,11 @@ public class PlotFragment extends Fragment {
         return view;
     }
 
+    /**
+     * Method to create a list of all the devices with buffers.
+     * @param xml the {@link IXML} to pull the information about the devices
+     * @return a list of all the device names
+     */
     private List<String> getBufferedDevices(final IXML xml) {
         List<String> returnList = new ArrayList<>();
         for (String deviceName : xml.getDeviceNames()) {
@@ -74,11 +73,18 @@ public class PlotFragment extends Fragment {
         return returnList;
     }
 
-    private void getBufferedValues(final Communicator communicator, final IXML xml) {
+    /**
+     * Method to request and display all the buffered data.
+     * @param communicator the {@link Communicator} to request the data
+     * @param xml the {@link IXML} to get information about the data
+     */
+    private void getBufferedValues(final Communicator communicator,
+                                   final IXML xml) {
         Random random = new Random();
         for (String deviceName : this.bufferedDevices) {
             int factor;
-            if(xml.getPort(deviceName).get("protocol").equals("PWM")) {
+            //normalize PWM and digital data
+            if (xml.getPort(deviceName).get("protocol").equals("PWM")) {
                 factor = 1;
             } else {
                 factor = 100;
@@ -86,10 +92,13 @@ public class PlotFragment extends Fragment {
             communicator.readBuffer(deviceName, response -> {
                 try {
                     JSONObject buffer = response.getJSONObject("buffer");
-                    for (String pin : (List<String>) (xml.getPort(deviceName)).get("pins")) {
+                    for (String pin : (List<String>) (xml.getPort(deviceName))
+                            .get("pins")) {
                         String valueString = buffer.getString(pin);
-                        valueString = valueString.substring(2, valueString.length() - 2);
-                        String[] valueStringArray = valueString.split("', '");
+                        valueString = valueString
+                                .substring(2, valueString.length() - 2);
+                        String[] valueStringArray = valueString
+                                .split("', '");
                         int[] values = new int[valueStringArray.length];
                         for (int i = 0; i < valueStringArray.length; i++) {
                             values[i] = Integer.parseInt(valueStringArray[i]);
@@ -97,12 +106,17 @@ public class PlotFragment extends Fragment {
 
                         //display data
                         DataPoint[] dataPoints = new DataPoint[values.length];
-                        for (int i = 0; i < values.length; i++){
-                            dataPoints[i] = new DataPoint(i, values[i] * factor);
+                        for (int i = 0; i < values.length; i++) {
+                            dataPoints[i] = new DataPoint(i,
+                                    values[i] * factor);
                         }
-                        LineGraphSeries<DataPoint> lineGraphSeries = new LineGraphSeries<>(dataPoints);
-                        lineGraphSeries.setTitle(deviceName +":"+ pin);
-                        lineGraphSeries.setColor(Color.rgb(random.nextInt(256), random.nextInt(256), random.nextInt(256)));
+                        LineGraphSeries<DataPoint> lineGraphSeries =
+                                new LineGraphSeries<>(dataPoints);
+                        lineGraphSeries.setTitle(deviceName + ":" + pin);
+                        lineGraphSeries.setColor(Color.rgb(
+                                random.nextInt(256),
+                                random.nextInt(256),
+                                random.nextInt(256)));
                         graphView.addSeries(lineGraphSeries);
                         if (maxX < values.length) {
                             maxX = values.length;
@@ -113,10 +127,14 @@ public class PlotFragment extends Fragment {
                     graphView.getViewport().setXAxisBoundsManual(true);
                     graphView.getViewport().setYAxisBoundsManual(true);
                     graphView.getLegendRenderer().setVisible(true);
-                    graphView.getLegendRenderer().setBackgroundColor(Color.rgb(200,200,200));
-                    graphView.getLegendRenderer().setAlign(LegendRenderer.LegendAlign.TOP);
+                    graphView.getLegendRenderer().setBackgroundColor(Color.rgb(
+                            200, 200, 200));
+                    graphView.getLegendRenderer()
+                            .setAlign(LegendRenderer.LegendAlign.TOP);
                 } catch (JSONException e) {
-                    Log.e("PlotFragment", "error while parsing JSON on READ BUFFER: " + e.getMessage());
+                    Log.e("PlotFragment",
+                            "error while parsing JSON on READ BUFFER: "
+                                    + e.getMessage());
                 }
             });
         }