/* Playing with LEDs 02
*  Light up several LEDs
*  Add variable for delay
*/

// Set variables 
int ledPin1 = 13;
int ledPin2 = 12;
int ledPin3 = 11;
int ledPin4 = 10;
int ledPin5 = 9;
int ledPin6 = 8;
int ledPin7 = 7;
int ledPin8 = 6;
int ledPin9 = 5;
int ledPin10 =4;
// Add a variable to hold the delay time
int myDelay = 50;

// Setup 
void setup()
{
 pinMode(ledPin1, OUTPUT);
 pinMode(ledPin2, OUTPUT);
 pinMode(ledPin3, OUTPUT);
 pinMode(ledPin4, OUTPUT);
 pinMode(ledPin5, OUTPUT);
 pinMode(ledPin6, OUTPUT);
 pinMode(ledPin7, OUTPUT);
 pinMode(ledPin8, OUTPUT);
 pinMode(ledPin9, OUTPUT);
 pinMode(ledPin10, OUTPUT);
}

// Loop
void loop()
{
 digitalWrite(ledPin1, HIGH);
 delay(myDelay);              //use myDelay instead of a number. Easier to change!
 digitalWrite(ledPin2, HIGH);
 delay(myDelay);
 digitalWrite(ledPin3, HIGH);
 delay(myDelay);
 digitalWrite(ledPin4, HIGH);
 delay(myDelay);
 digitalWrite(ledPin5, HIGH);
 delay(myDelay);
 digitalWrite(ledPin6, HIGH);
 delay(myDelay);
 digitalWrite(ledPin7, HIGH);
 delay(myDelay);
 digitalWrite(ledPin8, HIGH);
 delay(myDelay);
 digitalWrite(ledPin9, HIGH);
 delay(myDelay);
 digitalWrite(ledPin10, HIGH);
 delay(myDelay);
 digitalWrite(ledPin1, LOW);
 delay(myDelay);
 digitalWrite(ledPin2, LOW);
 delay(myDelay);
 digitalWrite(ledPin3, LOW);
 delay(myDelay);
 digitalWrite(ledPin4, LOW);
 delay(myDelay);
 digitalWrite(ledPin5, LOW);
 delay(myDelay);
 digitalWrite(ledPin6, LOW);
 delay(myDelay);
 digitalWrite(ledPin7, LOW);
 delay(myDelay);
 digitalWrite(ledPin8, LOW);
 delay(myDelay);
 digitalWrite(ledPin9, LOW);
 delay(myDelay);
 digitalWrite(ledPin10, LOW);
 delay(myDelay);

}
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