Serial.begin(9600) for usb

Serial1.begin(9600) for RX and TX

void setup() {
  // put your setup code here, to run once:

  Serial.begin(9600);

  pinMode(2, INPUT);    // set the pushbutton pin to be an input
  pinMode(13, OUTPUT);   // set the yellow LED pin to be an output
  pinMode(12,INPUT);

}

void loop() {
   // read the pushbutton input:
   if (digitalRead(12) == HIGH) {
     // if the pushbutton is closed:
     digitalWrite(13, HIGH);    // turn on the yellow LED
   }
   else {
    digitalWrite(13, LOW);     // turn off the yellow LED
   }
 }

String data;

void setup(){
  Serial.begin(9600); //USB SERIAL
  Serial1.begin(9600); //RX TX Pins Serial
}

void loop(){
  if(Serial.available() > 0){
    data = Serial.readString();
    if(data == "ON"){
      Serial1.println('1');
      Serial.println("LED IS ON");
    } else if (data == "OFF"){
      Serial1.println('0');
      Serial.println("LED IS OFF");
    }
  }
}

Transmitter for the lights (ADD VIDEO)

String data;

void setup() {
  Serial.begin(57600);   //USB SERIAL
  Serial1.begin(57600);  //RX TX Pins Serial
}

void loop() {
  if (Serial.available() > 0) {
    data = Serial.readString();
    if (data == "JULIA") {
      Serial1.println('J');
      Serial.println("JULIA LED IS ON");
    } else if (data == "LIAM") {
      Serial1.println('L');
      Serial.println("LIAM LED IS ON");
    } else if (data == "ALYSSA") {
      Serial1.println('A');
      Serial.println("ALYSSA LED IS ON");
    } else if (data == "FABRI") {
      Serial1.println('F');
      Serial.println("FABRI LED IS ON");
    } else if (data == "FABRIOFF") {
      Serial1.println('0');
      Serial.println("OFF");
    } else if (data == "JULIAOFF") {
      Serial1.println('1');
      Serial.println("OFF");
    } else if (data == "ALYSSAOFF") {
      Serial1.println('2');
      Serial.println("OFF");
    } else if (data == "LIAMOFF") {
      Serial1.println('3');
      Serial.println("OFF");
    } else if (data == "ALLOFF") {
      Serial1.println('4');
      Serial.println("ALLOFF");
    } else if (data == "ALLON") {
      Serial1.println('5');
      Serial.println("ALLON");
    }
  }
}

We made the Arduinos communicate and control the LEDs for each person, turning them on and off.

IMG_5443.MOV