Digital LED Display Project

Diagram of the Project

1. 4 Digit 7 LED Segment
2. Arduino and Wire Cable
3. Jumper Cable

/*
 Showing number 0-9 on a Common Anode 7-segment LED display
 Displays the numbers 0-9 on the display, with one second inbetween.
  A
  ---
F |  | B
 | G |
  ---
E |  | C
 |  |
  ---
  D
 This example code is in the public domain.
 */
 
// Pin 2-8 is connected to the 7 segments of the display.

int pinA = 2;
int pinB = 3;
int pinC = 4;
int pinD = 5;
int pinE = 6;
int pinF = 7;
int pinG = 8;
int D1 = 9;
int D2 = 10;
int D3 = 11;
int D4 = 12;

// the setup routine runs once when you press reset:
void setup() {         
 // initialize the digital pins as outputs.
 pinMode(pinA, OUTPUT);   
 pinMode(pinB, OUTPUT);   
 pinMode(pinC, OUTPUT);   
 pinMode(pinD, OUTPUT);   
 pinMode(pinE, OUTPUT);   
 pinMode(pinF, OUTPUT);   
 pinMode(pinG, OUTPUT);  
 pinMode(D1, OUTPUT);  
 pinMode(D2, OUTPUT);  
 pinMode(D3, OUTPUT);  
 pinMode(D4, OUTPUT);  
}

// the loop routine runs over and over again forever:
void loop() {
 digitalWrite(D1, HIGH);
 digitalWrite(D2, LOW);
 digitalWrite(D3, LOW);
 digitalWrite(D4, LOW);  
 //0
 digitalWrite(pinA, LOW);  
 digitalWrite(pinB, LOW);  
 digitalWrite(pinC, LOW);  
 digitalWrite(pinD, LOW);  
 digitalWrite(pinE, LOW);  
 digitalWrite(pinF, LOW);  
 digitalWrite(pinG, HIGH);  
 delay(1000);        // wait for a second
  
 digitalWrite(D1, LOW);
 digitalWrite(D2, HIGH);
 digitalWrite(D3, LOW);
 digitalWrite(D4, LOW); 
 //1
 digitalWrite(pinA, HIGH);  
 digitalWrite(pinB, LOW);  
 digitalWrite(pinC, LOW);  
 digitalWrite(pinD, HIGH);  
 digitalWrite(pinE, HIGH);  
 digitalWrite(pinF, HIGH);  
 digitalWrite(pinG, HIGH);  
 delay(1000);        // wait for a second

 digitalWrite(D1, LOW);
 digitalWrite(D2, LOW);
 digitalWrite(D3, HIGH);
 digitalWrite(D4, LOW); 
 //2
 digitalWrite(pinA, LOW);  
 digitalWrite(pinB, LOW);  
 digitalWrite(pinC, HIGH);  
 digitalWrite(pinD, LOW);  
 digitalWrite(pinE, LOW);  
 digitalWrite(pinF, HIGH);  
 digitalWrite(pinG, LOW);   
 delay(1000);        // wait for a second

 digitalWrite(D1, LOW);
 digitalWrite(D2, LOW);
 digitalWrite(D3, LOW);
 digitalWrite(D4, HIGH); 
 //3
 digitalWrite(pinA, LOW);  
 digitalWrite(pinB, LOW);  
 digitalWrite(pinC, LOW);  
 digitalWrite(pinD, LOW);  
 digitalWrite(pinE, HIGH);  
 digitalWrite(pinF, HIGH);  
 digitalWrite(pinG, LOW);   
 delay(1000);       // wait for a second
 //4
 digitalWrite(pinA, HIGH);  
 digitalWrite(pinB, LOW);  
 digitalWrite(pinC, LOW);  
 digitalWrite(pinD, HIGH);  
 digitalWrite(pinE, HIGH);  
 digitalWrite(pinF, LOW);  
 digitalWrite(pinG, LOW);   
 delay(1000);        // wait for a second
  
 //5
 digitalWrite(pinA, LOW);  
 digitalWrite(pinB, HIGH);  
 digitalWrite(pinC, LOW);  
 digitalWrite(pinD, LOW);  
 digitalWrite(pinE, HIGH);  
 digitalWrite(pinF, LOW);  
 digitalWrite(pinG, LOW);   
 delay(1000);        // wait for a second
  
 //6
 digitalWrite(pinA, LOW);  
 digitalWrite(pinB, HIGH);  
 digitalWrite(pinC, LOW);  
 digitalWrite(pinD, LOW);  
 digitalWrite(pinE, LOW);  
 digitalWrite(pinF, LOW);  
 digitalWrite(pinG, LOW);   
 delay(1000);        // wait for a second
  
 //7
 digitalWrite(pinA, LOW);  
 digitalWrite(pinB, LOW);  
 digitalWrite(pinC, LOW);  
 digitalWrite(pinD, HIGH);  
 digitalWrite(pinE, HIGH);  
 digitalWrite(pinF, HIGH);  
 digitalWrite(pinG, HIGH);   
 delay(1000);        // wait for a second
  
 //8
 digitalWrite(pinA, LOW);  
 digitalWrite(pinB, LOW);  
 digitalWrite(pinC, LOW);  
 digitalWrite(pinD, LOW);  
 digitalWrite(pinE, LOW);  
 digitalWrite(pinF, LOW);  
 digitalWrite(pinG, LOW);   
 delay(1000);        // wait for a second

 //9
 digitalWrite(pinA, LOW);  
 digitalWrite(pinB, LOW);  
 digitalWrite(pinC, LOW);  
 digitalWrite(pinD, HIGH);  
 digitalWrite(pinE, HIGH);  
 digitalWrite(pinF, LOW);  
 digitalWrite(pinG, LOW);   
 delay(1000);        // wait for a second
 */
}

Video of how project will work