A first Try on Serial.

src/forms/mainwindow.ui

@@ -7,7 +7,7 @@
     <x>0</x>
     <y>0</y>
     <width>614</width>
-    <height>750</height>
+    <height>767</height>
    </rect>
   </property>
   <property name="sizePolicy">
@@ -253,6 +253,13 @@
             </property>
            </widget>
           </item>
+          <item>
+           <widget class="QPlainTextEdit" name="serialMon">
+            <property name="readOnly">
+             <bool>true</bool>
+            </property>
+           </widget>
+          </item>
          </layout>
         </widget>
        </item>

src/mainwindow.cpp

@@ -77,6 +77,11 @@ MainWindow::MainWindow( QWidget * parent ) :
     connect( ui->sHalt, &QPushButton::clicked, &comm, &SerialCommunicator::sendHalt );
     connect( ui->sFast, &QPushButton::clicked, &comm, &SerialCommunicator::sendFast );
 
+    // Serial Monitor
+    connect( &comm, &SerialCommunicator::dataRead, this, [this] ( QByteArray data ) {
+        ui->serialMon->appendPlainText( data );
+    } );
+
     // Camera selected
     connect( ui->cameraSelector, static_cast<void( QComboBox::* )( int )>( &QComboBox::currentIndexChanged ), this, &MainWindow::cameraSelected );
 
@@ -99,11 +104,6 @@ MainWindow::MainWindow( QWidget * parent ) :
 
     // Start recording
     connect( ui->startButton, &QPushButton::clicked, this, &MainWindow::startStopRecording );
-
-    // Serial Selected
-    connect( &comm, &SerialCommunicator::dataRead, this, [this] ( QByteArray data ) {
-        qDebug() << data;
-    } );
 }
 
 // TODO: Proper wait please! EVENT

src/ui_mainwindow.h

@@ -23,6 +23,7 @@
 #include <QtWidgets/QLabel>
 #include <QtWidgets/QLineEdit>
 #include <QtWidgets/QMainWindow>
+#include <QtWidgets/QPlainTextEdit>
 #include <QtWidgets/QPushButton>
 #include <QtWidgets/QSpacerItem>
 #include <QtWidgets/QSpinBox>
@@ -62,6 +63,7 @@ public:
     QCheckBox *saveFrames;
     QPushButton *startButton;
     QPushButton *preview_button;
+    QPlainTextEdit *serialMon;
     QGroupBox *groupBox_2;
     QVBoxLayout *verticalLayout_2;
     QLabel *statusLabel;
@@ -79,7 +81,7 @@ public:
     {
         if (MainWindow->objectName().isEmpty())
             MainWindow->setObjectName(QStringLiteral("MainWindow"));
-        MainWindow->resize(614, 750);
+        MainWindow->resize(614, 767);
         QSizePolicy sizePolicy(QSizePolicy::Fixed, QSizePolicy::Expanding);
         sizePolicy.setHorizontalStretch(0);
         sizePolicy.setVerticalStretch(0);
@@ -248,6 +250,12 @@ public:
 
         verticalLayout_4->addWidget(preview_button);
 
+        serialMon = new QPlainTextEdit(recOptions);
+        serialMon->setObjectName(QStringLiteral("serialMon"));
+        serialMon->setReadOnly(true);
+
+        verticalLayout_4->addWidget(serialMon);
+
 
         verticalLayout->addWidget(recOptions);