diff --git a/bin/Control/MyControlModel.class b/bin/Control/MyControlModel.class
index 174dd84..8ab41f7 100644
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diff --git a/bin/Control/MyControlView.class b/bin/Control/MyControlView.class
index f978d42..2907a22 100644
Binary files a/bin/Control/MyControlView.class and b/bin/Control/MyControlView.class differ
diff --git a/bin/Model/BackendCommandProcessing/InformationConnecter.class b/bin/Model/BackendCommandProcessing/InformationConnecter.class
index 933725e..82cd500 100644
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diff --git a/bin/Model/EepromLoader/ReadEepromFile.class b/bin/Model/EepromLoader/ReadEepromFile.class
index 2258db2..8444bf8 100644
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diff --git a/bin/Model/InterruptHandling/InterruptServiceHandler.class b/bin/Model/InterruptHandling/InterruptServiceHandler.class
index f8cb438..644bdc8 100644
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diff --git a/bin/Model/InterruptHandling/InterruptServiceHandlingTable.class b/bin/Model/InterruptHandling/InterruptServiceHandlingTable.class
index 6305998..39a61e0 100644
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diff --git a/bin/Model/Microcontroller/Bitmask.class b/bin/Model/Microcontroller/Bitmask.class
index 2912924..505541b 100644
Binary files a/bin/Model/Microcontroller/Bitmask.class and b/bin/Model/Microcontroller/Bitmask.class differ
diff --git a/bin/Model/Microcontroller/EEPROM.class b/bin/Model/Microcontroller/EEPROM.class
index 1a83fd9..9ea4632 100644
Binary files a/bin/Model/Microcontroller/EEPROM.class and b/bin/Model/Microcontroller/EEPROM.class differ
diff --git a/bin/Model/Microcontroller/PIC.class b/bin/Model/Microcontroller/PIC.class
index 88b1956..9563a32 100644
Binary files a/bin/Model/Microcontroller/PIC.class and b/bin/Model/Microcontroller/PIC.class differ
diff --git a/bin/Model/Microcontroller/RAM.class b/bin/Model/Microcontroller/RAM.class
index cfd5351..754ea89 100644
Binary files a/bin/Model/Microcontroller/RAM.class and b/bin/Model/Microcontroller/RAM.class differ
diff --git a/bin/Model/Microcontroller/RUNTIMER.class b/bin/Model/Microcontroller/RUNTIMER.class
index e66e5f3..89956d8 100644
Binary files a/bin/Model/Microcontroller/RUNTIMER.class and b/bin/Model/Microcontroller/RUNTIMER.class differ
diff --git a/bin/Model/Microcontroller/STACK.class b/bin/Model/Microcontroller/STACK.class
index e56d123..95d928c 100644
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diff --git a/bin/Model/MyModel.class b/bin/Model/MyModel.class
index 73e63a6..0f21172 100644
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diff --git a/bin/Model/MyModelData.class b/bin/Model/MyModelData.class
index d8df1cf..9fa05f6 100644
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diff --git a/bin/Model/ProgramStepInformation.class b/bin/Model/ProgramStepInformation.class
index fe123a3..b86b760 100644
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diff --git a/bin/Runtime/Main.class b/bin/Runtime/Main.class
index 062d5f7..428fc79 100644
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diff --git a/bin/Runtime/TODO.class b/bin/Runtime/TODO.class
index ee39889..274e38d 100644
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diff --git a/bin/View/GUIAbout.class b/bin/View/GUIAbout.class
index 66cc5d9..f6644e6 100644
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diff --git a/bin/View/GUIHelp.class b/bin/View/GUIHelp.class
index fbdad1d..04e0af4 100644
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diff --git a/bin/View/GUIMCMenu.class b/bin/View/GUIMCMenu.class
index b26420f..ff5f92e 100644
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diff --git a/bin/View/GUIMainFrame.class b/bin/View/GUIMainFrame.class
index 8f9bce6..26852d0 100644
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diff --git a/bin/View/GUIMenuBar.class b/bin/View/GUIMenuBar.class
index 085dbe6..febde23 100644
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diff --git a/bin/View/GUIPorts.class b/bin/View/GUIPorts.class
index 2eff123..fed0fb1 100644
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diff --git a/bin/View/GUIProgramMemory.class b/bin/View/GUIProgramMemory.class
index 828af85..4542f06 100644
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diff --git a/bin/View/GUIRamTable.class b/bin/View/GUIRamTable.class
index 3a49311..351374d 100644
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diff --git a/bin/View/GUIRegister.class b/bin/View/GUIRegister.class
index 74779b9..2a14ab7 100644
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diff --git a/bin/View/GUIRegistersDetailed.class b/bin/View/GUIRegistersDetailed.class
index ac92842..2ef7739 100644
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diff --git a/bin/View/GUIStack.class b/bin/View/GUIStack.class
index 987bcfc..430080e 100644
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diff --git a/bin/View/GUITestFileTable.class b/bin/View/GUITestFileTable.class
index 034a802..1598f0d 100644
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diff --git a/bin/View/GUITime.class b/bin/View/GUITime.class
index 94c61f3..6ec77d8 100644
Binary files a/bin/View/GUITime.class and b/bin/View/GUITime.class differ
diff --git a/bin/View/IMyView.class b/bin/View/IMyView.class
index da06a6b..194ccb6 100644
Binary files a/bin/View/IMyView.class and b/bin/View/IMyView.class differ
diff --git a/bin/View/MyColors.class b/bin/View/MyColors.class
index b2ccf60..960b0d4 100644
Binary files a/bin/View/MyColors.class and b/bin/View/MyColors.class differ
diff --git a/bin/View/MyView.class b/bin/View/MyView.class
index 94b5bd5..e473f67 100644
Binary files a/bin/View/MyView.class and b/bin/View/MyView.class differ
diff --git a/lib/hamcrest-core-1.3.jar b/lib/hamcrest-core-1.3.jar
new file mode 100644
index 0000000..9d5fe16
Binary files /dev/null and b/lib/hamcrest-core-1.3.jar differ
diff --git a/lib/junit-4.13.2.jar b/lib/junit-4.13.2.jar
new file mode 100644
index 0000000..6da55d8
Binary files /dev/null and b/lib/junit-4.13.2.jar differ
diff --git a/src/Control/MyControlModel.java b/src/Control/MyControlModel.java
index 2e39df7..4b1ecbc 100644
--- a/src/Control/MyControlModel.java
+++ b/src/Control/MyControlModel.java
@@ -28,6 +28,7 @@ public class MyControlModel implements ActionListener {
     JCheckBox oWDTEnabled;
     JComboBox<String> oQuarzIntervals;
     ArrayList<JMenuItem> oMenuItems;
+    ArrayList<JCheckBox> oPorts;
 
     ConcurrentLinkedQueue<Integer> qCommandsForModel;
     ConcurrentLinkedQueue<MyModelData> qDataForModel;
@@ -48,6 +49,7 @@ public class MyControlModel implements ActionListener {
         oBreakpoints = oMyView.getGUITestFileTable().getCheckboxes();
         oWDTEnabled = oMyView.getGUITime().getWDTEnableCheckbox();
         oQuarzIntervals = oMyView.getGUITime().getQuarzComboBox();
+        oPorts = oMyView.getGUIPorts().getPorts();
         oMenuItems = oMyView.getGUIMenuBar().getMenuItems();
         addActionListeners();
     }   
@@ -200,6 +202,7 @@ public class MyControlModel implements ActionListener {
             qDataForModel.add(oMyModelData);
         }
 
+        //Menuitems
         int i = 0;
         for (JMenuItem oMenuItem : oMenuItems) {
             if (e.getSource() == oMenuItem) {
@@ -277,8 +280,128 @@ public class MyControlModel implements ActionListener {
             }
             i++;
         }
+
+        //Ports checked/unchecked?
+        i = 0;
+        for (JCheckBox oPort : oPorts) {
+            if (e.getSource() == oPort) {
+                switch (i) {
+                    case 0: {
+                        //RA0
+                        oPIC.getRam().set_RA0(oPort.isSelected());
+                    }break;
+                    case 1: {
+                        //RA1
+                        oPIC.getRam().set_RA1(oPort.isSelected());
+                    }break;
+                    case 2: {
+                        //RA2
+                        oPIC.getRam().set_RA2(oPort.isSelected());
+                    }break;
+                    case 3: {
+                        //RA3
+                        oPIC.getRam().set_RA3(oPort.isSelected());
+                    }break;
+                    case 4: {
+                        //RA4
+                        oPIC.getRam().set_RA4_T0CKI(oPort.isSelected());
+                    }break;
+                    case 5: {
+                        //TRISA0
+                        oPIC.getRam().set_TRISA0(oPort.isSelected());
+                    }break;
+                    case 6: {
+                        //TRISA1
+                        oPIC.getRam().set_TRISA1(oPort.isSelected());
+                    }break;
+                    case 7: {
+                        //TRISA2
+                        oPIC.getRam().set_TRISA2(oPort.isSelected());
+                    }break;
+                    case 8: {
+                        //TRISA3
+                        oPIC.getRam().set_TRISA3(oPort.isSelected());
+                    }break;
+                    case 9: {
+                        //TRISA4
+                        oPIC.getRam().set_TRISA4(oPort.isSelected());
+                    }break;
+                    case 10: {
+                        //RB0
+                        oPIC.getRam().set_RB0_INT(oPort.isSelected());
+                    }break;
+                    case 11: {
+                        //RB1
+                        oPIC.getRam().set_RB1(oPort.isSelected());
+                    }break;
+                    case 12: {
+                        //RB2
+                        oPIC.getRam().set_RB2(oPort.isSelected());
+                    }break;
+                    case 13: {
+                        //RB3
+                        oPIC.getRam().set_RB3(oPort.isSelected());
+                    }break;
+                    case 14: {
+                        //RB4
+                        oPIC.getRam().set_RB4(oPort.isSelected());
+                    }break;
+                    case 15: {
+                        //RB5
+                        oPIC.getRam().set_RB5(oPort.isSelected());
+                    }break;
+                    case 16: {
+                        //RB6
+                        oPIC.getRam().set_RB6(oPort.isSelected());
+                    }break;
+                    case 17: {
+                        //RB7
+                        oPIC.getRam().set_RB7(oPort.isSelected());
+                    }break;
+                    case 18: {
+                        //TRISB0
+                        oPIC.getRam().set_TRISB0(oPort.isSelected());
+                    }break;
+                    case 19: {
+                        //TRISB1
+                        oPIC.getRam().set_TRISB1(oPort.isSelected());
+                    }break;
+                    case 20: {
+                        //TRISB2
+                        oPIC.getRam().set_TRISB2(oPort.isSelected());
+                    }break;
+                    case 21: {
+                        //TRISB3
+                        oPIC.getRam().set_TRISB3(oPort.isSelected());
+                    }break;
+                    case 22: {
+                        //TRISB4
+                        oPIC.getRam().set_TRISB4(oPort.isSelected());
+                    }break;
+                    case 23: {
+                        //TRISB5
+                        oPIC.getRam().set_TRISB5(oPort.isSelected());
+                    }break;
+                    case 24: {
+                        //TRISB6
+                        oPIC.getRam().set_TRISB6(oPort.isSelected());
+                    }break;
+                    case 25: {
+                        //TRISB7
+                        oPIC.getRam().set_TRISB7(oPort.isSelected());
+                    }break;
+                }
+                //Send changes to model
+                oMyModelData.setPIC(oPIC);
+                qDataForModel.add(oMyModelData);
+            }
+            i++;
+        }
     }
 
+    /**
+     * Adds action listeners to all elements of view which are referrenced.
+     */
     private void addActionListeners() {
         if (oBreakpoints != null) {
             for (JCheckBox oBreakpoint : oBreakpoints) {
@@ -301,6 +424,10 @@ public class MyControlModel implements ActionListener {
                 oMenuItem.addActionListener(this);
             }
         }
-        
+        if (oPorts != null) {
+            for (JCheckBox oCheckbox : oPorts) {
+                oCheckbox.addActionListener(this);
+            }
+        }
     }
 }
\ No newline at end of file
diff --git a/src/Model/InterruptHandling/InterruptServiceHandler.java b/src/Model/InterruptHandling/InterruptServiceHandler.java
index 9d54156..bca602c 100644
--- a/src/Model/InterruptHandling/InterruptServiceHandler.java
+++ b/src/Model/InterruptHandling/InterruptServiceHandler.java
@@ -1,11 +1,13 @@
 package Model.InterruptHandling;
 
-public class InterruptServiceHandler extends Thread {
+import Model.Microcontroller.PIC;
 
-    public InterruptServiceHandler() {}
+public class InterruptServiceHandler {
 
-    public void run() {
+    private PIC oPIC;
 
+    public InterruptServiceHandler(PIC oPIC) {
+        this.oPIC = oPIC;
     }
 
     
diff --git a/src/Model/Microcontroller/PIC.java b/src/Model/Microcontroller/PIC.java
index 483f8a6..20ce398 100755
--- a/src/Model/Microcontroller/PIC.java
+++ b/src/Model/Microcontroller/PIC.java
@@ -155,20 +155,17 @@ public class PIC {
      * AND’ed with the eight bit literal 'k'. The
      * result is placed in the W register.
      */
-    public void ANDLW(int eightK)
-    {
+    public void ANDLW(int eightK) {
         int wRegValue = get_WRegister();
         int result = wRegValue & eightK;
 
         //If result is zero.
-        if (result == 0)
-        {
+        if (result == 0) {
             Ram.set_Zeroflag(true);
         }
         
         //If result is not zero.
-        else
-        {
+        else {
             Ram.set_Zeroflag(false);
         }
 
@@ -177,8 +174,9 @@ public class PIC {
 
         //Increment programcounter and TMR0 if assigned to TMR0.
         Ram.inkrement_Programcounter(1, 0); //Kind of call
-        if (Ram.get_T0CS() == false)
+        if (Ram.get_T0CS() == false) {
             Ram.increment_TMR0();
+        }
 
         //Each Instruction has to split Programmcounter to PC and PCLATH because Ram can't see RAM.
         Ram.set_PCL(Ram.get_Programcounter() & 0b0000011111111);
@@ -194,8 +192,7 @@ public class PIC {
      * stored in the W register. If ’d’ is 1 the result is
      * stored back in register ’f’.
      */
-    public void ADDWF(int destinationBit, int registerFileAddress)
-    {
+    public void ADDWF(int destinationBit, int registerFileAddress) {
         //Get Value of 
         int wRegValue = get_WRegister();
         //Get Value of RAM-Bank-RP0Bit Address.
@@ -205,33 +202,28 @@ public class PIC {
         int result = wRegValue + regFileAddrValue;
 
         //If result is zero.
-        if (result == 0)
-        {
+        if (result == 0) {
             Ram.set_Zeroflag(true);
         }
 
         //If result is not zero.
-        else
-        {
+        else {
             Ram.set_Zeroflag(false);
         }
 
         //If result is greater than 255.
-        if (result > 255)
-        {
+        if (result > 255) {
             result &= 255;
             Ram.set_Carryflag(true);
         }
 
         //If result is smaller than 0.
-        else if (result < 0)
-        {
+        else if (result < 0) {
             result &= 255;
             Ram.set_Carryflag(true);
         }
 
-        else
-        {
+        else {
             Ram.set_Carryflag(false);
         }
 
@@ -239,33 +231,30 @@ public class PIC {
         int dcResult = (wRegValue & 15) + (regFileAddrValue & 15);
 
         //If the result is greater than 15, DC-Flag is set true.
-        if (dcResult > 15)
-        {
+        if (dcResult > 15) {
             Ram.set_Digitcarryflag(true);
         }
 
         //If the result is smaller or equal to 15, DC-Flag is set false.
-        else
-        {
+        else {
             Ram.set_Digitcarryflag(false);
         }
 
         //If the destinationbit is 0, the result is written into the 
-        if (destinationBit == 0)
-        {
+        if (destinationBit == 0) {
             setWRegister(result);
         }
 
         //If the destinationbit is 1, the result is written into the RAM.
-        else
-        {
+        else {
             Ram.set_Element_X_Of_Bank_Y_To_Z(registerFileAddress, Ram.get_RP0Bit(), result);
         }
 
         //Increment programcounter and TMR0 if assigned to TMR0.
         Ram.inkrement_Programcounter(1, 0); //Kind of call
-        if (Ram.get_T0CS() == false)
+        if (Ram.get_T0CS() == false) {
             Ram.increment_TMR0();
+        }
 
         //Each Instruction has to split Programmcounter to PC and PCLATH because Ram can't see RAM.
         Ram.set_PCL(Ram.get_Programcounter() & 0b0000011111111);
@@ -281,8 +270,7 @@ public class PIC {
      * ter. If 'd' is 1 the result is stored back in
      * register 'f'.
      */
-    public void ANDWF(int destinationBit, int registerFileAddress)
-    {
+    public void ANDWF(int destinationBit, int registerFileAddress) {
         //Get Value of 
         int wRegValue = get_WRegister();
         //Get Value of RAM-Bank-RP0Bit Address.
@@ -292,33 +280,30 @@ public class PIC {
         int result = wRegValue & regFileAddrValue;
 
         //If result is zero.
-        if (result == 0)
-        {
+        if (result == 0) {
             Ram.set_Zeroflag(true);
         }
         
         //If result is not zero.
-        else
-        {
+        else {
             Ram.set_Zeroflag(false);
         }
 
         //If the destinationbit is 0, the result is written into the 
-        if (destinationBit == 0)
-        {
+        if (destinationBit == 0) {
             setWRegister(result);
         }
 
         //If the destinationbit is 1, the result is written into the RAM.
-        else
-        {
+        else {
             Ram.set_Element_X_Of_Bank_Y_To_Z(registerFileAddress, Ram.get_RP0Bit(), result);
         }
 
         //Increment programcounter and TMR0 if assigned to TMR0.
         Ram.inkrement_Programcounter(1, 0); //Kind of call
-        if (Ram.get_T0CS() == false)
+        if (Ram.get_T0CS() == false) {
             Ram.increment_TMR0();
+        }
 
         //Each Instruction has to split Programmcounter to PC and PCLATH because Ram can't see RAM.
         Ram.set_PCL(Ram.get_Programcounter() & 0b0000011111111);
@@ -331,8 +316,7 @@ public class PIC {
      * 
      * Bit ’b’ in register ’f’ is cleared .
      */
-    public void BCF(int bitaddress, int registerFileAddress)
-    {
+    public void BCF(int bitaddress, int registerFileAddress) {
         //Get bitmask to clear bit in fileaddress.
         int bitMask = bitMaskClearBitArray[bitaddress];
         //Get Value of RAM-Bank-RP0Bit Address.
@@ -347,8 +331,9 @@ public class PIC {
 
         //Increment programcounter and TMR0 if assigned to TMR0.
         Ram.inkrement_Programcounter(1, 0); //Kind of call
-        if (Ram.get_T0CS() == false)
+        if (Ram.get_T0CS() == false) {
             Ram.increment_TMR0();
+        }
 
         //Each Instruction has to split Programmcounter to PC and PCLATH because Ram can't see RAM.
         Ram.set_PCL(Ram.get_Programcounter() & 0b0000011111111);
@@ -366,29 +351,28 @@ public class PIC {
      * executed instead, making this a 2TCY
      * instruction.
      */
-    public void BTFSC(int bitaddress, int registerFileAddress)
-    {
+    public void BTFSC(int bitaddress, int registerFileAddress) {
         //Get bitmask to AND with fileaddress to get bit.
         int bitMask = bitMaskSetBitArray[bitaddress];
         //Get Value of RAM-Bank-RP0Bit Address.
         int regFileAddrValue = Ram.get_Value_Of_Bank_RP0_Bit_Of_Element_At_Adress(Ram.get_RP0Bit(), registerFileAddress);
 
         //If bit at bitaddress is 1, next instruction is executed.
-        if ((bitMask & regFileAddrValue) == bitMask)
-        {
+        if ((bitMask & regFileAddrValue) == bitMask) {
             //Increment programcounter and TMR0 if assigned to TMR0.
             Ram.inkrement_Programcounter(1, 0); //Kind of call
-            if (Ram.get_T0CS() == false)
+            if (Ram.get_T0CS() == false) {
                 Ram.increment_TMR0();
+            }
         }
 
         //If bit at bitaddress is 0, next instruction will be replaced by a NOP.
-        else
-        {
+        else {
             //Increment programcounter and TMR0 if assigned to TMR0.
             Ram.inkrement_Programcounter(1, 0); //Kind of call
-            if (Ram.get_T0CS() == false)
+            if (Ram.get_T0CS() == false) {
                 Ram.increment_TMR0();
+            }
             //Execute NOP.
             NOP();
         }
@@ -418,8 +402,9 @@ public class PIC {
 
         //Increment programcounter and TMR0 if assigned to TMR0.
         Ram.inkrement_Programcounter(1, 0); //Kind of call
-        if (Ram.get_T0CS() == false)
+        if (Ram.get_T0CS() == false) {
             Ram.increment_TMR0();
+        }
 
         //Each Instruction has to split Programmcounter to PC and PCLATH because Ram can't see RAM.
         Ram.set_PCL(Ram.get_Programcounter() & 0b0000011111111);
@@ -446,16 +431,18 @@ public class PIC {
         if ((bitMask & regFileAddrValue) != bitMask) {
             //Increment programcounter and TMR0 if assigned to TMR0.
             Ram.inkrement_Programcounter(1, 0); //Kind of call
-            if (Ram.get_T0CS() == false)
+            if (Ram.get_T0CS() == false) {
                 Ram.increment_TMR0();
+            }
         }
 
         //If bit at bitaddress is 1, next instruction will be replaced by a NOP.
         else {
             //Increment programcounter and TMR0 if assigned to TMR0.
             Ram.inkrement_Programcounter(1, 0); //Kind of call
-            if (Ram.get_T0CS() == false)
+            if (Ram.get_T0CS() == false) {
                 Ram.increment_TMR0();
+            }
             //Execute NOP.
             NOP();
         }
@@ -484,8 +471,9 @@ public class PIC {
         Ram.set_Programcounter(elevenK + ((Ram.get_PCLATH() & 0b11000) << 8));
 
         //Increment TMR0 if internal instruction cycle assigned to TMR0.
-        if (Ram.get_T0CS() == false)
+        if (Ram.get_T0CS() == false) {
             Ram.increment_TMR0();
+        }
 
         //Each Instruction has to split Programmcounter to PC and PCLATH because Ram can't see RAM.
         Ram.set_PCL(Ram.get_Programcounter() & 0b11111111);
@@ -506,8 +494,9 @@ public class PIC {
         Ram.set_Zeroflag(true);
         //Increment programcounter and TMR0 if assigned to TMR0.
         Ram.inkrement_Programcounter(1, 0); //Kind of call
-        if (Ram.get_T0CS() == false)
+        if (Ram.get_T0CS() == false) {
             Ram.increment_TMR0();
+        }
 
         //Each Instruction has to split Programmcounter to PC and PCLATH because Ram can't see RAM.
         Ram.set_PCL(Ram.get_Programcounter() & 0b0000011111111);
@@ -528,8 +517,9 @@ public class PIC {
         Ram.set_Zeroflag(true);
         //Increment programcounter and TMR0 if assigned to TMR0.
         Ram.inkrement_Programcounter(1, 0); //Kind of call
-        if (Ram.get_T0CS() == false)
+        if (Ram.get_T0CS() == false) {
             Ram.increment_TMR0();
+        }
 
         //Each Instruction has to split Programmcounter to PC and PCLATH because Ram can't see RAM.
         Ram.set_PCL(Ram.get_Programcounter() & 0b0000011111111);
@@ -555,8 +545,9 @@ public class PIC {
 
         //Increment programcounter and TMR0 if assigned to TMR0.
         Ram.inkrement_Programcounter(1, 0); //Kind of call
-        if (Ram.get_T0CS() == false)
+        if (Ram.get_T0CS() == false) {
             Ram.increment_TMR0();
+        }
 
         //Each Instruction has to split Programmcounter to PC and PCLATH because Ram can't see RAM.
         Ram.set_PCL(Ram.get_Programcounter() & 0b0000011111111);
@@ -603,8 +594,9 @@ public class PIC {
 
         //Increment programcounter and TMR0 if assigned to TMR0.
         Ram.inkrement_Programcounter(1, 0); //Kind of call
-        if (Ram.get_T0CS() == false)
+        if (Ram.get_T0CS() == false) {
             Ram.increment_TMR0();
+        }
 
         //Each Instruction has to split Programmcounter to PC and PCLATH because Ram can't see RAM.
         Ram.set_PCL(Ram.get_Programcounter() & 0b0000011111111);
@@ -644,16 +636,18 @@ public class PIC {
         if (regFileAddrValue != 0) {
             //Increment programcounter and TMR0 if assigned to TMR0.
             Ram.inkrement_Programcounter(1, 0); //Kind of call
-            if (Ram.get_T0CS() == false)
+            if (Ram.get_T0CS() == false) {
                 Ram.increment_TMR0();
+            }
         }
 
         //If the dekremented value equals zero, a NOP is executed and the other instruction will be dismissed.
         else {
             //Increment programcounter and TMR0 if assigned to TMR0.
             Ram.inkrement_Programcounter(1, 0); //Kind of call
-            if (Ram.get_T0CS() == false)
+            if (Ram.get_T0CS() == false) {
                 Ram.increment_TMR0();
+            }
             NOP();
         }
 
@@ -703,8 +697,9 @@ public class PIC {
 
         //Increment programcounter and TMR0 if assigned to TMR0.
         Ram.inkrement_Programcounter(1, 0); //Kind of call
-        if (Ram.get_T0CS() == false)
+        if (Ram.get_T0CS() == false) {
             Ram.increment_TMR0();
+        }
 
         //Each Instruction has to split Programmcounter to PC and PCLATH because Ram can't see RAM.
         Ram.set_PCL(Ram.get_Programcounter() & 0b0000011111111);
@@ -727,8 +722,9 @@ public class PIC {
         Ram.set_Programcounter(elevenK + ((Ram.get_PCLATH() & 0b11000) << 8));
 
         //Increment TMR0 if internal instruction cycle assigned to TMR0.
-        if (Ram.get_T0CS() == false)
+        if (Ram.get_T0CS() == false) {
             Ram.increment_TMR0();
+        }
 
         //Each Instruction has to split Programmcounter to PC and PCLATH because Ram can't see RAM.
         Ram.set_PCL(Ram.get_Programcounter() & 0b0000011111111);
@@ -777,8 +773,9 @@ public class PIC {
 
         //Increment programcounter and TMR0 if assigned to TMR0.
         Ram.inkrement_Programcounter(1, 0); //Kind of call
-        if (Ram.get_T0CS() == false)
+        if (Ram.get_T0CS() == false) {
             Ram.increment_TMR0();
+        }
 
         //Each Instruction has to split Programmcounter to PC and PCLATH because Ram can't see RAM.
         Ram.set_PCL(Ram.get_Programcounter() & 0b0000011111111);
@@ -831,8 +828,9 @@ public class PIC {
         else {
             ///Increment programcounter and TMR0 if assigned to TMR0.
             Ram.inkrement_Programcounter(1, 0); //Kind of call
-            if (Ram.get_T0CS() == false)
+            if (Ram.get_T0CS() == false) {
                 Ram.increment_TMR0();
+            }
 
             //Call NOP.
             NOP();
@@ -870,8 +868,9 @@ public class PIC {
 
         //Increment programcounter and TMR0 if assigned to TMR0.
         Ram.inkrement_Programcounter(1, 0); //Kind of call
-        if (Ram.get_T0CS() == false)
+        if (Ram.get_T0CS() == false) {
             Ram.increment_TMR0();
+        }
 
         //Each Instruction has to split Programmcounter to PC and PCLATH because Ram can't see RAM.
         Ram.set_PCL(Ram.get_Programcounter() & 0b0000011111111);
@@ -913,8 +912,9 @@ public class PIC {
 
         //Increment programcounter and TMR0 if assigned to TMR0.
         Ram.inkrement_Programcounter(1, 0); //Kind of call
-        if (Ram.get_T0CS() == false)
+        if (Ram.get_T0CS() == false) {
             Ram.increment_TMR0();
+        }
 
         //Each Instruction has to split Programmcounter to PC and PCLATH because Ram can't see RAM.
         Ram.set_PCL(Ram.get_Programcounter() & 0b0000011111111);
@@ -935,8 +935,9 @@ public class PIC {
 
         //Increment programcounter and TMR0 if assigned to TMR0.
         Ram.inkrement_Programcounter(1, 0); //Kind of call
-        if (Ram.get_T0CS() == false)
+        if (Ram.get_T0CS() == false) {
             Ram.increment_TMR0();
+        }
 
         //Each Instruction has to split Programmcounter to PC and PCLATH because Ram can't see RAM.
         Ram.set_PCL(Ram.get_Programcounter() & 0b0000011111111);
@@ -975,8 +976,9 @@ public class PIC {
 
         //Increment programcounter and TMR0 if assigned to TMR0.
         Ram.inkrement_Programcounter(1, 0); //Kind of call
-        if (Ram.get_T0CS() == false)
+        if (Ram.get_T0CS() == false) {
             Ram.increment_TMR0();
+        }
 
         //Each Instruction has to split Programmcounter to PC and PCLATH because Ram can't see RAM.
         Ram.set_PCL(Ram.get_Programcounter() & 0b0000011111111);
@@ -995,8 +997,9 @@ public class PIC {
 
         //Increment programcounter and TMR0 if assigned to TMR0.
         Ram.inkrement_Programcounter(1, 0); //Kind of call
-        if (Ram.get_T0CS() == false)
+        if (Ram.get_T0CS() == false) {
             Ram.increment_TMR0();
+        }
 
         //Each Instruction has to split Programmcounter to PC and PCLATH because Ram can't see RAM.
         Ram.set_PCL(Ram.get_Programcounter() & 0b11111111);
@@ -1013,8 +1016,9 @@ public class PIC {
         //Increment programcounter and TMR0 if assigned to TMR0.
         Ram.inkrement_Programcounter(1, 0); //Kind of call
 
-        if (Ram.get_T0CS() == false)
+        if (Ram.get_T0CS() == false) {
             Ram.increment_TMR0();
+        }
 
         //Each Instruction has to split Programmcounter to PC and PCLATH because Ram can't see RAM.
         Ram.set_PCL(Ram.get_Programcounter() & 0b11111111);
@@ -1042,8 +1046,9 @@ public class PIC {
         //Write returnAddress into programcounter.
         Ram.set_Programcounter(returnAddress);
         //Increment TMR0 if assigned to TMR0.
-        if (Ram.get_T0CS() == false)
+        if (Ram.get_T0CS() == false) {
             Ram.increment_TMR0();
+        }
 
         //Each Instruction has to split Programmcounter to PC and PCLATH because Ram can't see RAM.
         Ram.set_PCL(Ram.get_Programcounter() & 0b0000011111111);
@@ -1059,8 +1064,9 @@ public class PIC {
 
         //Increment programcounter and TMR0 if assigned to TMR0.
         Ram.inkrement_Programcounter(1, 0); //Kind of call
-        if (Ram.get_T0CS() == false)
+        if (Ram.get_T0CS() == false) {
             Ram.increment_TMR0();
+        }
 
         //Each Instruction has to split Programmcounter to PC and PCLATH because Ram can't see RAM.
         Ram.set_PCL(Ram.get_Programcounter() & 0b0000011111111);
@@ -1088,8 +1094,9 @@ public class PIC {
         //Write returnAddress into programcounter.
         Ram.set_Programcounter(returnAddress);
         //Increment TMR0 if assigned to TMR0.
-        if (Ram.get_T0CS() == false)
+        if (Ram.get_T0CS() == false) {
             Ram.increment_TMR0();
+        }
 
         //Each Instruction has to split Programmcounter to PC and PCLATH because Ram can't see RAM.
         Ram.set_PCL(Ram.get_Programcounter() & 0b0000011111111);
@@ -1112,8 +1119,9 @@ public class PIC {
         //Write returnAddress into programcounter.
         Ram.set_Programcounter(returnAddress);
         //Increment TMR0 if assigned to TMR0.
-        if (Ram.get_T0CS() == false)
+        if (Ram.get_T0CS() == false) {
             Ram.increment_TMR0();
+        }
 
         //Each Instruction has to split Programmcounter to PC and PCLATH because Ram can't see RAM.
         Ram.set_PCL(Ram.get_Programcounter() & 0b0000011111111);
@@ -1170,8 +1178,9 @@ public class PIC {
 
         //Increment programcounter and TMR0 if assigned to TMR0.
         Ram.inkrement_Programcounter(1, 0); //Kind of call
-        if (Ram.get_T0CS() == false)
+        if (Ram.get_T0CS() == false) {
             Ram.increment_TMR0();
+        }
 
         //Each Instruction has to split Programmcounter to PC and PCLATH because Ram can't see RAM.
         Ram.set_PCL(Ram.get_Programcounter() & 0b0000011111111);
@@ -1227,8 +1236,9 @@ public class PIC {
 
         //Increment programcounter and TMR0 if assigned to TMR0.
         Ram.inkrement_Programcounter(1, 0); //Kind of call
-        if (Ram.get_T0CS() == false)
+        if (Ram.get_T0CS() == false) {
             Ram.increment_TMR0();
+        }
 
         //Each Instruction has to split Programmcounter to PC and PCLATH because Ram can't see RAM.
         Ram.set_PCL(Ram.get_Programcounter() & 0b0000011111111);
@@ -1252,8 +1262,9 @@ public class PIC {
         //Not implemented 
         //Increment programcounter and TMR0 if assigned to TMR0.
         Ram.inkrement_Programcounter(1, 0); //Kind of call
-        if (Ram.get_T0CS() == false)
+        if (Ram.get_T0CS() == false) {
             Ram.increment_TMR0();
+        }
 
         //Each Instruction has to split Programmcounter to PC and PCLATH because Ram can't see RAM.
         Ram.set_PCL(Ram.get_Programcounter() & 0b0000011111111);
@@ -1310,8 +1321,9 @@ public class PIC {
 
         //Increment programcounter and TMR0 if assigned to TMR0.
         Ram.inkrement_Programcounter(1, 0); //Kind of call
-        if (Ram.get_T0CS() == false)
+        if (Ram.get_T0CS() == false) {
             Ram.increment_TMR0();
+        }
 
         //Each Instruction has to split Programmcounter to PC and PCLATH because Ram can't see RAM.
         Ram.set_PCL(Ram.get_Programcounter() & 0b0000011111111);
@@ -1349,8 +1361,7 @@ public class PIC {
         int dcResult = (regFileAddrValue & 15) + (wRegValue & 15) + 1;
 
         //If the result is greater than 15, DC-Flag is set true.
-        if (dcResult > 15)
-        {
+        if (dcResult > 15) {
             Ram.set_Digitcarryflag(true);
         }
 
@@ -1387,8 +1398,9 @@ public class PIC {
 
         //Increment programcounter and TMR0 if assigned to TMR0.
         Ram.inkrement_Programcounter(1, 0); //Kind of call
-        if (Ram.get_T0CS() == false)
+        if (Ram.get_T0CS() == false) {
             Ram.increment_TMR0();
+        }
 
         //Each Instruction has to split Programmcounter to PC and PCLATH because Ram can't see RAM.
         Ram.set_PCL(Ram.get_Programcounter() & 0b0000011111111);
@@ -1426,8 +1438,9 @@ public class PIC {
 
         //Increment programcounter and TMR0 if assigned to TMR0.
         Ram.inkrement_Programcounter(1, 0); //Kind of call
-        if (Ram.get_T0CS() == false)
+        if (Ram.get_T0CS() == false) {
             Ram.increment_TMR0();
+        }
 
         //Each Instruction has to split Programmcounter to PC and PCLATH because Ram can't see RAM.
         Ram.set_PCL(Ram.get_Programcounter() & 0b0000011111111);
@@ -1453,8 +1466,9 @@ public class PIC {
 
         //Increment programcounter and TMR0 if assigned to TMR0.
         Ram.inkrement_Programcounter(1, 0); //Kind of call
-        if (Ram.get_T0CS() == false)
+        if (Ram.get_T0CS() == false) {
             Ram.increment_TMR0();
+        }
 
         //Each Instruction has to split Programmcounter to PC and PCLATH because Ram can't see RAM.
         Ram.set_PCL(Ram.get_Programcounter() & 0b0000011111111);
@@ -1486,8 +1500,9 @@ public class PIC {
 
         //Increment programcounter and TMR0 if assigned to TMR0.
         Ram.inkrement_Programcounter(1, 0); //Kind of call
-        if (Ram.get_T0CS() == false)
+        if (Ram.get_T0CS() == false) {
             Ram.increment_TMR0();
+        }
 
         //Each Instruction has to split Programmcounter to PC and PCLATH because Ram can't see RAM.
         Ram.set_PCL(Ram.get_Programcounter() & 0b0000011111111);
@@ -1531,8 +1546,9 @@ public class PIC {
 
         //Increment programcounter and TMR0 if assigned to TMR0.
         Ram.inkrement_Programcounter(1, 0); //Kind of call
-        if (Ram.get_T0CS() == false)
+        if (Ram.get_T0CS() == false) {
             Ram.increment_TMR0();
+        }
 
         //Each Instruction has to split Programmcounter to PC and PCLATH because Ram can't see RAM.
         Ram.set_PCL(Ram.get_Programcounter() & 0b0000011111111);
diff --git a/src/Model/Microcontroller/RAM.java b/src/Model/Microcontroller/RAM.java
index 6fc13e4..9ec8024 100755
--- a/src/Model/Microcontroller/RAM.java
+++ b/src/Model/Microcontroller/RAM.java
@@ -241,41 +241,24 @@ public class RAM {
         }
     }
 
-    /**
-     * @returns value of TMR0.
-     */
     public synchronized int get_TMR0() {
         return bank0[1];
     }
 
-    /**
-     * Sets PCL to value.
-     * @param value PCL is set to.
-     */
     public synchronized void set_PCL(int value) {
         bank0[2] = value;
         bank1[2] = value;
     }
 
-    /**
-     * @returns value of PCL
-     */
     public synchronized int get_PCL() {
         return bank0[2];
     }
 
-    /**
-     * Sets STATUS-register to value.
-     * @param value STATUS-register is set to.
-     */
     public synchronized void set_STATUS(int value) {
         bank0[3] = value;
         bank1[3] = value;
     }
 
-    /**
-     * @returns STATUS-register.
-     */
     public synchronized int get_STATUS() {
         return bank0[3];
     }
@@ -513,7 +496,6 @@ public class RAM {
         } else {
             status &= 0b11111110;
         }
-
         set_STATUS(status);
     }
 
@@ -528,7 +510,6 @@ public class RAM {
         } else {
             status &= 0b11111101;
         }
-
         set_STATUS(status);
     }
 
@@ -543,7 +524,6 @@ public class RAM {
         } else {
             status &= 0b11111011;
         }
-
         set_STATUS(status);
     }
 
@@ -558,7 +538,6 @@ public class RAM {
         } else {
             status &= 0b11110111;
         }
-
         set_STATUS(status);
     }
 
@@ -573,7 +552,6 @@ public class RAM {
         } else {
             status &= 0b11101111;
         }
-
         set_STATUS(status);
     }
 
@@ -588,7 +566,6 @@ public class RAM {
         } else {
             status &= 0b11011111;
         }
-
         set_STATUS(status);
     }
 
@@ -603,7 +580,6 @@ public class RAM {
         } else {
             status &= 0b10111111;
         }
-
         set_STATUS(status);
     }
 
@@ -618,7 +594,6 @@ public class RAM {
         } else {
             status &= 0b01111111;
         }
-
         set_STATUS(status);
     }
 
@@ -677,7 +652,6 @@ public class RAM {
         } else {
             portA &= 0b11111110;
         }
-
         set_PORTA(portA);
     }
     
@@ -700,7 +674,6 @@ public class RAM {
         } else {
             portA &= 0b11111101;
         }
-
         set_PORTA(portA);
     }
     
@@ -723,7 +696,6 @@ public class RAM {
         } else {
             portA &= 0b11111011;
         }
-
         set_PORTA(portA);
     }
     
@@ -746,292 +718,182 @@ public class RAM {
         } else {
             portA &= 0b11110111;
         }
-
         set_PORTA(portA);
     }
     
-    public synchronized boolean get_RA3()
-    {
-        {
-            return (get_PORTA() & 0b00001000) == 8;
-        }
+    public synchronized boolean get_RA3() {
+        return (get_PORTA() & 0b00001000) == 8;
     }
 
     //External Clockimpulse for Timer0
-    public synchronized void set_RA4_T0CKI(boolean value)
-    {
+    public synchronized void set_RA4_T0CKI(boolean value) {
         int portA = get_PORTA();
-        if (value)
-        {
+        if (value) {
             portA |= 0b00010000;
-        }
-
-        else
-        {
+        } else {
             portA &= 0b11101111;
         }
-
         set_PORTA(portA);
     }
     
-    public synchronized boolean get_RA4_T0CKI()
-    {
-        {
-            return (get_PORTA() & 0b00010000) == 16;
-        }
+    public synchronized boolean get_RA4_T0CKI() {
+        return (get_PORTA() & 0b00010000) == 16;
     }
 
     //Bank0 PortB
-    public synchronized void set_RB0_INT(boolean value)
-    {
+    public synchronized void set_RB0_INT(boolean value) {
         int portB = get_PORTB();
-        if (value)
-        {
+        if (value) {
             portB |= 0b00000001;
-        }
-
-        else
-        {
+        } else {
             portB &= 0b11111110;
         }
-
         set_PORTB(portB);
     }
     
-    public synchronized boolean get_RB0_INT()
-    {
-        {
-            return (get_PORTB() & 0b00000001) == 1;
-        }
+    public synchronized boolean get_RB0_INT() {
+        return (get_PORTB() & 0b00000001) == 1;
     }
 
-    public synchronized void set_RB1(boolean value)
-    {
+    public synchronized void set_RB1(boolean value) {
         int portB = get_PORTB();
-        if (value)
-        {
+        if (value) {
             portB |= 0b00000010;
-        }
-
-        else
-        {
+        } else {
             portB &= 0b11111101;
         }
-
         set_PORTB(portB);
     }
     
-    public synchronized boolean get_RB1()
-    {
-        {
-            return (get_PORTB() & 0b00000010) == 2;
-        }
+    public synchronized boolean get_RB1() {
+        return (get_PORTB() & 0b00000010) == 2;
     }
 
-    public synchronized void set_RB2(boolean value)
-    {
+    public synchronized void set_RB2(boolean value) {
         int portB = get_PORTB();
-        if (value)
-        {
+        if (value) {
             portB |= 0b00000100;
-        }
-
-        else
-        {
+        } else {
             portB &= 0b11111011;
         }
-
         set_PORTB(portB);
     }
     
-    public synchronized boolean get_RB2()
-    {
+    public synchronized boolean get_RB2() {
         return (get_PORTB() & 0b00000100) == 4;
     }
 
-    public synchronized void set_RB3(boolean value)
-    {
+    public synchronized void set_RB3(boolean value) {
         int portB = get_PORTB();
-        if (value)
-        {
+        if (value) {
             portB |= 0b00001000;
-        }
-
-        else
-        {
+        } else {
             portB &= 0b11110111;
         }
-
         set_PORTB(portB);
     }
     
-    public synchronized boolean get_RB3()
-    {
-        {
-            return (get_PORTB() & 0b00001000) == 8;
-        }
+    public synchronized boolean get_RB3() {
+        return (get_PORTB() & 0b00001000) == 8;
     }
 
-    public synchronized void set_RB4(boolean value)
-    {
+    public synchronized void set_RB4(boolean value) {
         int portB = get_PORTB();
-        if (value)
-        {
+        if (value) {
             portB |= 0b00010000;
-        }
-
-        else
-        {
+        } else {
             portB &= 0b11101111;
         }
-
         set_PORTB(portB);
     }
     
-    public synchronized boolean get_RB4()
-    {
-        {
-            return (get_PORTB() & 0b00010000) == 16;
-        }
+    public synchronized boolean get_RB4() {
+        return (get_PORTB() & 0b00010000) == 16;
     }
 
-    public synchronized void set_RB5(boolean value)
-    {
+    public synchronized void set_RB5(boolean value) {
         int portB = get_PORTB();
-        if (value)
-        {
+        if (value) {
             portB |= 0b00100000;
-        }
-
-        else
-        {
+        } else {
             portB &= 0b11011111;
         }
-
         set_PORTB(portB);
     }
     
-    public synchronized boolean get_RB5()
-    {
-        {
-            return (get_PORTB() & 0b00100000) == 32;
-        }
+    public synchronized boolean get_RB5() {    
+        return (get_PORTB() & 0b00100000) == 32;
     }
 
-    public synchronized void set_RB6(boolean value)
-    {
+    public synchronized void set_RB6(boolean value) {
         int portB = get_PORTB();
-        if (value)
-        {
+        if (value) {
             portB |= 0b01000000;
-        }
-
-        else
-        {
+        } else {
             portB &= 0b10111111;
         }
-
         set_PORTB(portB);
     }
     
-    public synchronized boolean get_RB6()
-    {
-        {
-            return (get_PORTB() & 0b01000000) == 64;
-        }
+    public synchronized boolean get_RB6() {
+        return (get_PORTB() & 0b01000000) == 64;
     }
 
-    public synchronized void set_RB7(boolean value)
-    {
+    public synchronized void set_RB7(boolean value) {
         int portB = get_PORTB();
-        if (value)
-        {
+        if (value) {
             portB |= 0b10000000;
-        }
-
-        else
-        {
+        } else {
             portB &= 0b01111111;
         }
-
         set_PORTB(portB);
     }
     
-    public synchronized boolean get_RB7()
-    {
-        {
-            return (get_PORTB() & 0b10000000) == 128;
-        }
+    public synchronized boolean get_RB7() {
+        return (get_PORTB() & 0b10000000) == 128;
     }
 
     //Bank0 INTCON
-    public synchronized void set_RBIF(boolean value)
-    {
+    public synchronized void set_RBIF(boolean value) {
         int intcon = get_INTCON();
-        if (value)
-        {
+        if (value) {
             intcon |= 0b00000001;
-        }
-
-        else
-        {
+        } else {
             intcon &= 0b11111110;
         }
-
         set_INTCON(intcon);
     }
     
-    public synchronized boolean get_RBIF()
-    {
-        {
-            return (get_INTCON() & 0b00000001) == 1;
-        }
+    public synchronized boolean get_RBIF() {    
+        return (get_INTCON() & 0b00000001) == 1;
     }
 
-    public synchronized void set_INTF(boolean value)
-    {
+    public synchronized void set_INTF(boolean value) {
         int intcon = get_INTCON();
-        if (value)
-        {
+        if (value) {
             intcon |= 0b00000010;
-        }
-
-        else
-        {
+        } else {
             intcon &= 0b11111101;
         }
-
         set_INTCON(intcon);
     }
     
-    public synchronized boolean get_INTF()
-    {
-        {
-            return (get_INTCON() & 0b00000010) == 2;
-        }
+    public synchronized boolean get_INTF() {    
+        return (get_INTCON() & 0b00000010) == 2;
     }
 
-    public synchronized void set_T0IF(boolean value)
-    {
+    public synchronized void set_T0IF(boolean value) {
         int intcon = get_INTCON();
-        if (value)
-        {
+        if (value) {
             intcon |= 0b00000100;
-        }
-
-        else
-        {
+        } else {
             intcon &= 0b11111011;
         }
-
         set_INTCON(intcon);
     }
     
-    public synchronized boolean get_T0IF()
-    {
-        {
-            return (get_INTCON() & 0b00000100) == 4;
-        }
+    public synchronized boolean get_T0IF() {
+        return (get_INTCON() & 0b00000100) == 4;
     }
 
     public synchronized void set_RBIE(boolean value) {
@@ -1041,177 +903,110 @@ public class RAM {
         } else {
             intcon &= 0b11110111;
         }
-
         set_INTCON(intcon);
     }
     
-    public synchronized boolean get_RBIE()
-    {
-        {
-            return (get_INTCON() & 0b00001000) == 8;
-        }
+    public synchronized boolean get_RBIE() {    
+        return (get_INTCON() & 0b00001000) == 8;
     }
 
-    public synchronized void set_INTE(boolean value)
-    {
+    public synchronized void set_INTE(boolean value) {
         int intcon = get_INTCON();
-        if (value)
-        {
+        if (value) {
             intcon |= 0b00010000;
-        }
-
-        else
-        {
+        } else {
             intcon &= 0b11101111;
         }
-
         set_INTCON(intcon);
     }
     
-    public synchronized boolean get_INTE()
-    {
-        {
-            return (get_INTCON() & 0b00010000) == 16;
-        }
+    public synchronized boolean get_INTE() {
+        return (get_INTCON() & 0b00010000) == 16;
     }
 
-    public synchronized void set_T0IE(boolean value)
-    {
+    public synchronized void set_T0IE(boolean value) {
         int intcon = get_INTCON();
-        if (value)
-        {
+        if (value) {
             intcon |= 0b00100000;
-        }
-
-        else
-        {
+        } else {
             intcon &= 0b11011111;
         }
-
         set_INTCON(intcon);
     }
     
-    public synchronized boolean get_T0IE()
-    {
-        {
-            return (get_INTCON() & 0b00100000) == 32;
-        }
+    public synchronized boolean get_T0IE() {
+        return (get_INTCON() & 0b00100000) == 32;
     }
 
-    public synchronized void set_EEIE(boolean value)
-    {
+    public synchronized void set_EEIE(boolean value) {
         int intcon = get_INTCON();
-        if (value)
-        {
+        if (value) {
             intcon |= 0b01000000;
-        }
-
-        else
-        {
+        } else {
             intcon &= 0b10111111;
         }
-
         set_INTCON(intcon);
     }
     
-    public synchronized boolean get_EEIE()
-    {
-        {
-            return (get_INTCON() & 0b01000000) == 64;
-        }
+    public synchronized boolean get_EEIE() {
+        return (get_INTCON() & 0b01000000) == 64;
     }
 
-    public synchronized void set_GIE(boolean value)
-    {
+    public synchronized void set_GIE(boolean value) {
         int intcon = get_INTCON();
-        if (value)
-        {
+        if (value) {
             intcon |= 0b10000000;
-        }
-
-        else
-        {
+        } else {
             intcon &= 0b01111111;
         }
-
         set_INTCON(intcon);
     }
     
-    public synchronized boolean get_GIE()
-    {
-        {
-            return (get_INTCON() & 0b10000000) == 128;
-        }
+    public synchronized boolean get_GIE() {    
+        return (get_INTCON() & 0b10000000) == 128;
     }
 
     //Bank1 OPTION_REG
-    public synchronized void set_PS0(boolean value)
-    {
+    public synchronized void set_PS0(boolean value) {
         int option = get_OPTION();
-        if (value)
-        {
+        if (value) {
             option |= 0b00000001;
-        }
-
-        else
-        {
+        } else {
             option &= 0b11111110;
         }
-
         set_OPTION(option);
     }
     
-    public synchronized boolean get_PS0()
-    {
-        {
-            return (get_OPTION() & 0b00000001) == 1;
-        }
+    public synchronized boolean get_PS0() {    
+        return (get_OPTION() & 0b00000001) == 1;
     }
 
-    public synchronized void set_PS1(boolean value)
-    {
+    public synchronized void set_PS1(boolean value) {
         int option = get_OPTION();
-        if (value)
-        {
+        if (value) {
             option |= 0b00000010;
-        }
-
-        else
-        {
+        } else {
             option &= 0b11111101;
         }
-
         set_OPTION(option);
     }
     
-    public synchronized boolean get_PS1()
-    {
-        {
-            return (get_OPTION() & 0b00000010) == 2;
-        }
+    public synchronized boolean get_PS1() {    
+        return (get_OPTION() & 0b00000010) == 2;
     }
 
-    public synchronized void set_PS2(boolean value)
-    {
+    public synchronized void set_PS2(boolean value) {
         int option = get_OPTION();
-        if (value)
-        {
+        if (value) {
             option |= 0b00000100;
-        }
-
-        else
-        {
+        } else {
             option &= 0b11111011;
         }
-
         set_OPTION(option);
     }
     
-    public synchronized boolean get_PS2()
-    {
-        {
-            return (get_OPTION() & 0b00000100) == 4;
-        }
+    public synchronized boolean get_PS2() {    
+        return (get_OPTION() & 0b00000100) == 4;
     }
 
     public synchronized int get_TMR0_PrescalerRate() {
@@ -1249,115 +1044,73 @@ public class RAM {
         return returnValue;
     }
 
-    public synchronized int get_WDT_PrescalerRate()
-    {
+    public synchronized int get_WDT_PrescalerRate() {
         int returnValue = 0;
 
-        switch (get_OPTION() & 0b00000111)
-        {
-            case 0:
-            {
+        switch (get_OPTION() & 0b00000111) {
+            case 0: {
                 returnValue = 1;
             }break;
-        
-            case 1:
-            {
+            case 1: {
                 returnValue = 2;
             }break;
-
-            case 2:
-            {
+            case 2: {
                 returnValue = 4;
             }break;
-
-            case 3:
-            {
+            case 3: {
                 returnValue = 8;
             }break;
-
-            case 4:
-            {
+            case 4: {
                 returnValue = 16;
             }break;
-
-            case 5:
-            {
+            case 5: {
                 returnValue = 32;
             }break;
-
-            case 6:
-            {
+            case 6: {
                 returnValue = 64;
             }break;
-
-            case 7:
-            {
+            case 7: {
                 returnValue = 128;
             }break;
         }
-
         return returnValue;
     }
 
-    public synchronized void set_PSA(boolean value)
-    {
+    public synchronized void set_PSA(boolean value) {
         int option = get_OPTION();
-        if (value)
-        {
+        if (value) {
             option |= 0b00001000;
-        }
-
-        else
-        {
+        } else {
             option &= 0b11110111;
         }
-
         set_OPTION(option);
     }
     
-    public synchronized boolean get_PSA()
-    {
-        {
-            return (get_OPTION() & 0b00001000) == 8;
-        }
+    public synchronized boolean get_PSA() {
+        return (get_OPTION() & 0b00001000) == 8;
     }
 
-    public synchronized void set_T0SE(boolean value)
-    {
+    public synchronized void set_T0SE(boolean value) {
         int option = get_OPTION();
-        if (value)
-        {
+        if (value) {
             option |= 0b00010000;
-        }
-
-        else
-        {
+        } else {
             option &= 0b11101111;
         }
-
         set_OPTION(option);
     }
     
-    public synchronized boolean get_T0SE()
-    {
-        {
-            return (get_OPTION() & 0b00010000) == 16;
-        }
+    public synchronized boolean get_T0SE() {
+        return (get_OPTION() & 0b00010000) == 16;
     }
 
-    public synchronized void set_T0CS(boolean value)
-    {
+    public synchronized void set_T0CS(boolean value) {
         int option = get_OPTION();
-        if (value)
-        {
+        if (value) {
             option |= 0b00100000;
-        }
-
-        else
-        {
+        } else {
             option &= 0b11011111;
         }
-
         set_OPTION(option);
     }
     
@@ -1365,50 +1118,32 @@ public class RAM {
         return (get_OPTION() & 0b00100000) == 32;
     }
 
-    public synchronized void set_INTEDG(boolean value)
-    {
+    public synchronized void set_INTEDG(boolean value) {
         int option = get_OPTION();
-        if (value)
-        {
+        if (value) {
             option |= 0b01000000;
-        }
-
-        else
-        {
+        } else {
             option &= 0b10111111;
         }
-
         set_OPTION(option);
     }
     
-    public synchronized boolean get_INTEDG()
-    {
-        {
-            return (get_OPTION() & 0b01000000) == 64;
-        }
+    public synchronized boolean get_INTEDG() {
+        return (get_OPTION() & 0b01000000) == 64;
     }
 
-    public synchronized void set_RBPU(boolean value)
-    {
+    public synchronized void set_RBPU(boolean value) {
         int option = get_OPTION();
-        if (value)
-        {
+        if (value) {
             option |= 0b10000000;
-        }
-
-        else
-        {
+        } else {
             option &= 0b01111111;
         }
-
         set_OPTION(option);
     }
     
-    public synchronized boolean get_RBPU()
-    {
-        {
-            return (get_OPTION() & 0b10000000) == 128;
-        }
+    public synchronized boolean get_RBPU() {
+        return (get_OPTION() & 0b10000000) == 128;
     }
 
     //Bank1 EECON1
@@ -1553,34 +1288,114 @@ public class RAM {
         return (get_TRISA() & 0b00010000) == 16;
     }
 
+    public synchronized void set_TRISB0(boolean value) {
+        int trisB = get_TRISB();
+        if (value) {
+            trisB |= 0b00000001;
+        } else {
+            trisB &= 0b11111110;
+        }
+        set_TRISB(trisB);
+    }
+
     public synchronized boolean get_TRISB0() {
         return (get_TRISB() & 0b00000001) == 1;
     }
 
+    public synchronized void set_TRISB1(boolean value) {
+        int trisB = get_TRISB();
+        if (value) {
+            trisB |= 0b00000010;
+        } else {
+            trisB &= 0b11111101;
+        }
+        set_TRISB(trisB);
+    }
+
     public synchronized boolean get_TRISB1() {
         return (get_TRISB() & 0b00000010) == 2;
     }
 
+    public synchronized void set_TRISB2(boolean value) {
+        int trisB = get_TRISB();
+        if (value) {
+            trisB |= 0b00000100;
+        } else {
+            trisB &= 0b11111011;
+        }
+        set_TRISB(trisB);
+    }
+
     public synchronized boolean get_TRISB2() {
         return (get_TRISB() & 0b00000100) == 4;
     }
 
+    public synchronized void set_TRISB3(boolean value) {
+        int trisB = get_TRISB();
+        if (value) {
+            trisB |= 0b00001000;
+        } else {
+            trisB &= 0b11110111;
+        }
+        set_TRISB(trisB);
+    }
+
     public synchronized boolean get_TRISB3() {
         return (get_TRISB() & 0b00001000) == 8;
     }
 
+    public synchronized void set_TRISB4(boolean value) {
+        int trisB = get_TRISB();
+        if (value) {
+            trisB |= 0b00010000;
+        } else {
+            trisB &= 0b11101111;
+        }
+        set_TRISB(trisB);
+    }
+
     public synchronized boolean get_TRISB4() {
         return (get_TRISB() & 0b00010000) == 16;
     }
 
+    public synchronized void set_TRISB5(boolean value) {
+        int trisB = get_TRISB();
+        if (value) {
+            trisB |= 0b00100000;
+        } else {
+            trisB &= 0b11011111;
+        }
+        set_TRISB(trisB);
+    }
+
     public synchronized boolean get_TRISB5() {
         return (get_TRISB() & 0b00100000) == 32;
     }
 
+    public synchronized void set_TRISB6(boolean value) {
+        int trisB = get_TRISB();
+        if (value) {
+            trisB |= 0b01000000;
+        } else {
+            trisB &= 0b10111111;
+        }
+        set_TRISB(trisB);
+    }
+
     public synchronized boolean get_TRISB6() {
         return (get_TRISB() & 0b01000000) == 64;
     }
 
+    public synchronized void set_TRISB7(boolean value) {
+        int trisB = get_TRISB();
+        if (value) {
+            trisB |= 0b10000000;
+        } else {
+            trisB &= 0b01111111;
+        }
+        set_TRISB(trisB);
+    }
+
     public synchronized boolean get_TRISB7() {
         return (get_TRISB() & 0b10000000) == 128;
     }
diff --git a/src/Model/Microcontroller/STACK.java b/src/Model/Microcontroller/STACK.java
index f450cf1..a794644 100755
--- a/src/Model/Microcontroller/STACK.java
+++ b/src/Model/Microcontroller/STACK.java
@@ -48,22 +48,20 @@ public class STACK
      * Pops returnAddress from stack. If stack is empty, throws EmptyStackException.
      * @return
      */
-    public int popReturnAdressFromStack()
-    {
+    public int popReturnAdressFromStack() {
         int adressToReturn = -1;
 
-        if (noObjects(stack))
-        {
+        if (noObjects(stack)) {
             throw new EmptyStackException();
-        }
-
-        else
-        {
+        } else {
             stackpointer--;
             adressToReturn = stack[stackpointer];
             stack[stackpointer] = -1;
         }
 
+        if (stackpointer == -1)
+            stackpointer = 7;
+
         return adressToReturn;
     }
 
diff --git a/src/Model/MyModel.java b/src/Model/MyModel.java
index d155c80..4d1e13a 100644
--- a/src/Model/MyModel.java
+++ b/src/Model/MyModel.java
@@ -59,7 +59,7 @@ public class MyModel extends Thread {
                             }
                             //Check if breakpoint is set
                             if (abBreakpoints != null) {
-                                if (!abBreakpoints[oPIC.getRam().get_Programcounter()]) {
+                                if (!abBreakpoints[oPIC.getRam().get_Programcounter()] && !interruptAcknowledged()) {
                                     if(iVisualInterval > 0) {                                    
                                         try {
                                             Thread.sleep(iVisualInterval * 1000);
@@ -123,5 +123,16 @@ public class MyModel extends Thread {
         abBreakpoints = oMyModelData.getBreakpoints();
         oPIC.getRuntimer().setQuarzSpeed(oMyModelData.getQuartzInterval());
         iVisualInterval = oMyModelData.getVisualInterval();
+        qDataToView.add(oPIC);
+    }
+
+    private boolean interruptAcknowledged() {
+        boolean bInterruptAcknowledged = false;
+        
+        if (oPIC.getRam().get_GIE()) {
+            
+        }
+
+        return bInterruptAcknowledged;
     }
 }