Arduino.ino

// @author Ernesto Muñoz

int redPin=9;
int greenPin=10;
int bluePin=11;
int buzzerPin=7;

int potPin=1;
int sensorPin=0;

int red = 1;
int green = 2;
int blue = 3;
int band =15;

void setup()
{
pinMode(potPin, INPUT);
pinMode(sensorPin, INPUT);
pinMode(redPin, OUTPUT);
pinMode(greenPin, OUTPUT);
pinMode(bluePin, OUTPUT);
pinMode(buzzerPin, OUTPUT);
Serial.begin(9600);
}

void loop()
{
  
int gsr = analogRead(sensorPin);
int pot = analogRead(potPin);

  Serial.print("Pot: "); //Imprime en el monitor serial el valor del potenciometro
  Serial.print(pot);
  Serial.print(" Sensor Input: "); // Medicicion de la resistencia de la persona
  Serial.print(gsr);
  Serial.print(" LED: "); // Indica el LED que debe estar encendido

  if (gsr > (pot + band))
    Serial.println("RED");
  else if (gsr < (pot - band))
    Serial.println("BLUE");
  else
    Serial.println("GREEN");
    delay(500);
  
if (gsr > pot + band)
 {
   
   beep();
   digitalWrite(redPin, HIGH);  
   digitalWrite(greenPin, LOW);  
   digitalWrite(bluePin, LOW);
  
 }
 else if (gsr < pot - band)
 {
   
   digitalWrite(bluePin, HIGH); 
   digitalWrite(redPin, LOW);  
   digitalWrite(greenPin, LOW);
 }
 else
 {
   
   digitalWrite(greenPin, HIGH); 
   digitalWrite(bluePin, LOW);
   digitalWrite(redPin, LOW);
 }
}



void beep()
{
  for (int i = 0; i < 1000; i++)
  {
    digitalWrite(buzzerPin, HIGH);
    delayMicroseconds(100);
    digitalWrite(buzzerPin, LOW);
    delayMicroseconds(100);
  }
}