int switchState = 0; //variable declaration
void setup() {
// put your setup code here, to run once:
pinMode(2, INPUT);
pinMode(3, OUTPUT);
pinMode(4, OUTPUT);
pinMode(5, OUTPUT);
}
void loop() {
// put your main code here, to run repeatedly:
switchState = digitalRead(2);
//if(switchState == LOW) // the switch is not pressed
if(switchState == 0)
{
digitalWrite(3, HIGH); // green LED
digitalWrite(4, LOW); // red LED
digitalWrite(5, LOW); // red LED
}
else // the switch is pressed
{
digitalWrite(3, LOW);
digitalWrite(4, HIGH);
digitalWrite(5, LOW);
delay(250);
digitalWrite(4, LOW);
digitalWrite(5, HIGH);
delay(250);
}
}