diff --git a/C#/IRC/Networking Tools/Networking Tools/UserInterface.cs b/C#/IRC/Networking Tools/Networking Tools/UserInterface.cs
index 7bcf609..9348d7b 100644
--- a/C#/IRC/Networking Tools/Networking Tools/UserInterface.cs	
+++ b/C#/IRC/Networking Tools/Networking Tools/UserInterface.cs	
@@ -7,7 +7,9 @@ using System.Threading.Tasks;
 namespace Networking_Tools {
     class UserInterface {
 
+        public void Load() {
 
+        }
 
     }
 }
diff --git a/C#/Terminology.jpg b/C#/Terminology.jpg
new file mode 100644
index 0000000..6e044d1
Binary files /dev/null and b/C#/Terminology.jpg differ
diff --git a/C++/Arduino/MAX7219/MAX7219.ino b/C++/Arduino/MAX7219/MAX7219.ino
new file mode 100644
index 0000000..f24af8f
--- /dev/null
+++ b/C++/Arduino/MAX7219/MAX7219.ino
@@ -0,0 +1,89 @@
+int MAXPINCLK = 10; // Define Digital Port 10
+int MAXPINCS = 9; // Define Digital Port 9
+int MAXPINDIN = 8; // Define Digital Port 8
+ 
+unsigned char x; //occupies bytes on the memory 
+unsigned char y; //occupies bytes on the memory
+ 
+unsigned char disp1[38][8]={
+{0x3C,0x42,0x42,0x42,0x42,0x42,0x42,0x3C}, //Char 0 
+{0x10,0x18,0x14,0x10,0x10,0x10,0x10,0x10}, //Char 1 
+{0x7E,0x2,0x2,0x7E,0x40,0x40,0x40,0x7E}, //Char 2 
+{0x3E,0x2,0x2,0x3E,0x2,0x2,0x3E,0x0}, //Char 3  
+{0x8,0x18,0x28,0x48,0xFE,0x8,0x8,0x8}, //Char 4 
+{0x3C,0x20,0x20,0x3C,0x4,0x4,0x3C,0x0}, //Char 5 
+{0x3C,0x20,0x20,0x3C,0x24,0x24,0x3C,0x0}, //Char 6 
+{0x3E,0x22,0x4,0x8,0x8,0x8,0x8,0x8}, //Char 7  
+{0x0,0x3E,0x22,0x22,0x3E,0x22,0x22,0x3E}, //Char 8 
+{0x3E,0x22,0x22,0x3E,0x2,0x2,0x2,0x3E}, //Char 9 
+{0x8,0x14,0x22,0x3E,0x22,0x22,0x22,0x22}, //Char A 
+{0x3C,0x22,0x22,0x3E,0x22,0x22,0x3C,0x0}, //Char B 
+{0x3C,0x40,0x40,0x40,0x40,0x40,0x3C,0x0}, //Char C 
+{0x7C,0x42,0x42,0x42,0x42,0x42,0x7C,0x0}, //Char D 
+{0x7C,0x40,0x40,0x7C,0x40,0x40,0x40,0x7C}, //Char E 
+{0x7C,0x40,0x40,0x7C,0x40,0x40,0x40,0x40}, //Char F 
+{0x3C,0x40,0x40,0x40,0x40,0x44,0x44,0x3C}, //Char G
+{0x44,0x44,0x44,0x7C,0x44,0x44,0x44,0x44}, //Char H
+{0x7C,0x10,0x10,0x10,0x10,0x10,0x10,0x7C}, //Char I
+{0x3C,0x8,0x8,0x8,0x8,0x8,0x48,0x30}, //Char J
+{0x0,0x24,0x28,0x30,0x20,0x30,0x28,0x24}, //Char K
+{0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x7C}, //Char L
+{0x81,0xC3,0xA5,0x99,0x81,0x81,0x81,0x81}, //Char M
+{0x0,0x42,0x62,0x52,0x4A,0x46,0x42,0x0}, //Char N
+{0x3C,0x42,0x42,0x42,0x42,0x42,0x42,0x3C}, //Char O
+{0x3C,0x22,0x22,0x22,0x3C,0x20,0x20,0x20}, //Char P
+{0x1C,0x22,0x22,0x22,0x22,0x26,0x22,0x1D}, //Char Q
+{0x3C,0x22,0x22,0x22,0x3C,0x24,0x22,0x21}, //Char R
+{0x0,0x1E,0x20,0x20,0x3E,0x2,0x2,0x3C}, //Char S
+{0x0,0x3E,0x8,0x8,0x8,0x8,0x8,0x8}, //Char T
+{0x42,0x42,0x42,0x42,0x42,0x42,0x22,0x1C}, //Char U
+{0x42,0x42,0x42,0x42,0x42,0x42,0x24,0x18}, //Char V
+{0x0,0x49,0x49,0x49,0x49,0x2A,0x1C,0x0}, //Char W
+{0x0,0x41,0x22,0x14,0x8,0x14,0x22,0x41}, //Char X
+{0x41,0x22,0x14,0x8,0x8,0x8,0x8,0x8}, //Char Y
+{0x0,0x7F,0x2,0x4,0x8,0x10,0x20,0x7F}, //Char Z
+};
+ 
+void MX7219_WRITE_byte(unsigned char DATA)  {   
+            unsigned char x;
+     digitalWrite(MAXPINCS,LOW); 
+     for(x=8;x>=1;x--)
+          {   
+             digitalWrite(MAXPINCLK,LOW);
+             digitalWrite(MAXPINDIN,DATA&0x80);// Extracting a bit data
+             DATA = DATA<<1;
+             digitalWrite(MAXPINCLK,HIGH);
+           }                                 
+}
+ 
+void MX7219_WRITE(unsigned char address,unsigned char dat) {
+        digitalWrite(MAXPINCS,LOW);
+        MX7219_WRITE_byte(address);           // The address code of the LED
+        MX7219_WRITE_byte(dat);               //The data figure on LED 
+        digitalWrite(MAXPINCS,HIGH);
+}
+ 
+void InitMAX7219(void) {
+ MX7219_WRITE(0x09, 0x00);       //Set decoding BCD
+ MX7219_WRITE(0x0a, 0x03);       //Set the brightness 
+ MX7219_WRITE(0x0b, 0x07);       //Set scan & limit 8 LEDs
+ MX7219_WRITE(0x0c, 0x01);       //On power-down mode is 0，normal mode is 1
+ MX7219_WRITE(0x0f, 0x00);       //To test display 1 EOT，display 0
+}
+ 
+void setup() {
+  
+  pinMode(MAXPINCLK,OUTPUT);
+  pinMode(MAXPINCS,OUTPUT);
+  pinMode(MAXPINDIN,OUTPUT);
+  delay(50);
+  InitMAX7219();
+}
+ 
+void loop() { 
+   for(y=0;y<38;y++) {
+   for(x=1;x<9;x++)
+    MX7219_WRITE(x,disp1[y][x-1]);
+    delay(500);
+  } 
+}
diff --git a/C++/Arduino/SerialDisplay/SerialDisplay.ino b/C++/Arduino/SerialDisplay/SerialDisplay.ino
new file mode 100644
index 0000000..b1104d3
--- /dev/null
+++ b/C++/Arduino/SerialDisplay/SerialDisplay.ino
@@ -0,0 +1,34 @@
+#include <LiquidCrystal.h>
+
+const int rs = 12, en = 11, d4 = 5, d5 = 4, d6 = 3, d7 = 2;
+LiquidCrystal lcd(rs, en, d4, d5, d6, d7);
+
+void setup() {
+  lcd.begin(16, 2);
+  Serial.begin(9600);
+}
+
+void loop() {
+  if (Serial.available()) {
+    delay(100);
+    lcd.clear();
+          
+    while (Serial.available() > 0) {
+      
+      String input = String(Serial.read());
+
+      if (input.size() > 16) {
+         String subs;
+
+         for (int i = 16; i < input.size(); i++) {
+          String += input[i];
+         }
+        lcd.write(input);
+        lcd.setCursor(0, 1);
+        lcd.write(subs);        
+      } else {
+        lcd.write(input);        
+      }
+    }
+  }
+}
diff --git a/C++/Arduino/Serial_Keypad/Serial_Keypad.ino b/C++/Arduino/Serial_Keypad/Serial_Keypad.ino
new file mode 100644
index 0000000..269b9dc
--- /dev/null
+++ b/C++/Arduino/Serial_Keypad/Serial_Keypad.ino
@@ -0,0 +1,31 @@
+#include <Keypad.h>
+
+const byte ROWS = 4; 
+const byte COLS = 4; 
+char keys[ROWS][COLS] = {
+  {'1','2','3','A'},
+  {'4','5','6','B'},
+  {'7','8','9','C'},
+  {'*','0','#','D'}
+};
+
+byte rowPins[ROWS] = {5, 4, 3, 2};
+byte colPins[COLS] = {9, 8, 7, 6};
+
+const int rs = 12, en = 11, d4 = 5, d5 = 4, d6 = 3, d7 = 2;
+LiquidCrystal lcd(rs, en, d4, d5, d6, d7);
+
+Keypad keypad = Keypad( makeKeymap(keys), rowPins, colPins, ROWS, COLS );
+
+void setup(){
+   lcd.begin(16, 2);
+   Serial.begin(9600);
+}
+  
+void loop(){
+  char key = keypad.getKey();
+  
+  if (key){
+    Serial.println(key);
+  }
+}
diff --git a/C++/Arduino/Serial_LCD/Serial_LCD.ino b/C++/Arduino/Serial_LCD/Serial_LCD.ino
new file mode 100644
index 0000000..0f0b80e
--- /dev/null
+++ b/C++/Arduino/Serial_LCD/Serial_LCD.ino
@@ -0,0 +1,19 @@
+#include <LiquidCrystal.h>
+
+const int rs = 12, en = 11, d4 = 5, d5 = 4, d6 = 3, d7 = 2;
+LiquidCrystal lcd(rs, en, d4, d5, d6, d7);
+
+void setup() {
+  lcd.begin(16, 2);
+  lcd.print("Time since power");
+}
+
+void loop() {
+  lcd.setCursor(0, 1);
+  lcd.print(millis() / 1000);
+
+  lcd.setCursor(10, 1);
+  lcd.print(counter);
+
+  counter++;
+}
diff --git a/C++/Arduino/Star_Wars/Star_Wars.ino b/C++/Arduino/Star_Wars/Star_Wars.ino
new file mode 100644
index 0000000..fd04516
--- /dev/null
+++ b/C++/Arduino/Star_Wars/Star_Wars.ino
@@ -0,0 +1,131 @@
+const int c = 261;
+const int d = 294;
+const int e = 329;
+const int f = 349;
+const int g = 391;
+const int gS = 415;
+const int a = 440;
+const int aS = 455;
+const int b = 466;
+const int cH = 523;
+const int cSH = 554;
+const int dH = 587;
+const int dSH = 622;
+const int eH = 659;
+const int fH = 698;
+const int fSH = 740;
+const int gH = 784;
+const int gSH = 830;
+const int aH = 880;
+ 
+const int buzzerPin = 8;
+const int ledPin1 = 12;
+const int ledPin2 = 13;
+ 
+int counter = 0;
+ 
+void setup() {
+  pinMode(buzzerPin, OUTPUT);
+  pinMode(ledPin1, OUTPUT);
+  pinMode(ledPin2, OUTPUT);
+}
+ 
+void loop() {
+  firstSection();
+ 
+  secondSection();
+ 
+  beep(f, 250);  
+  beep(gS, 500);  
+  beep(f, 350);  
+  beep(a, 125);
+  beep(cH, 500);
+  beep(a, 375);  
+  beep(cH, 125);
+  beep(eH, 650);
+ 
+  delay(500);
+ 
+  secondSection();
+ 
+  beep(f, 250);  
+  beep(gS, 500);  
+  beep(f, 375);  
+  beep(cH, 125);
+  beep(a, 500);  
+  beep(f, 375);  
+  beep(cH, 125);
+  beep(a, 650);  
+ 
+  delay(650);
+}
+ 
+void beep(int note, int duration) {
+  tone(buzzerPin, note, duration);
+ 
+  if(counter % 2 == 0) {
+    digitalWrite(ledPin1, HIGH);
+    delay(duration);
+    digitalWrite(ledPin1, LOW);
+  } else {
+    digitalWrite(ledPin2, HIGH);
+    delay(duration);
+    digitalWrite(ledPin2, LOW);
+  }
+ 
+  noTone(buzzerPin);
+ 
+  delay(50);
+ 
+   counter++;
+}
+ 
+void firstSection() {
+  beep(a, 500);
+  beep(a, 500);    
+  beep(a, 500);
+  beep(f, 350);
+  beep(cH, 150);  
+  beep(a, 500);
+  beep(f, 350);
+  beep(cH, 150);
+  beep(a, 650);
+ 
+  delay(500);
+ 
+  beep(eH, 500);
+  beep(eH, 500);
+  beep(eH, 500);  
+  beep(fH, 350);
+  beep(cH, 150);
+  beep(gS, 500);
+  beep(f, 350);
+  beep(cH, 150);
+  beep(a, 650);
+ 
+  delay(500);
+}
+ 
+void secondSection() {
+  beep(aH, 500);
+  beep(a, 300);
+  beep(a, 150);
+  beep(aH, 500);
+  beep(gSH, 325);
+  beep(gH, 175);
+  beep(fSH, 125);
+  beep(fH, 125);    
+  beep(fSH, 250);
+ 
+  delay(325);
+ 
+  beep(aS, 250);
+  beep(dSH, 500);
+  beep(dH, 325);  
+  beep(cSH, 175);  
+  beep(cH, 125);  
+  beep(b, 125);  
+  beep(cH, 250);  
+ 
+  delay(350);
+}