Project 1

Project 1

#define PIN_GATE_IN A0

int ledPinGreen = 10;
int ledPinYellow = 11;
int ledPinRed = 12;

void setup() {
  
  Serial.begin(9600);

  // sound detector setup
  pinMode(ledPinRed, OUTPUT);
  pinMode(ledPinYellow, OUTPUT);
  pinMode(ledPinGreen, OUTPUT);
  pinMode(PIN_GATE_IN, INPUT);
  
  // Display status
  Serial.println("Initialized");

}

void loop() {
  // sound detector loop

  int value;

  // Check the gate input
  value = analogRead(PIN_GATE_IN);

  // Convert gate value into a message
  Serial.print("Value: ");

  if (value <= 315) {
    digitalWrite(ledPinGreen, LOW); //LOW turns on the LEDs instead of HIGH 
    digitalWrite(ledPinRed, HIGH);  //HIGH turns of LEDs
    digitalWrite(ledPinYellow, HIGH);
    Serial.println(value);

  } else if ( (value > 315) && ( value <= 335) ) {
    digitalWrite(ledPinYellow, LOW);
    digitalWrite(ledPinGreen, HIGH);
    digitalWrite(ledPinRed, HIGH);
    Serial.println(value);

  } else if (value > 335) {
    digitalWrite(ledPinRed, LOW);
    digitalWrite(ledPinGreen, HIGH);
    digitalWrite(ledPinYellow, HIGH);
    Serial.println(value);
  }

  // pause for .3 seconds
  delay(300); //This makes the transistions between LEDs smooth 
}