Li-Fi_Transmitter

// Transmitter Code: Sends binary data using LED

const int ledPin = 9;  // LED connected to pin 9
String message = "11100010";  // Example binary message to send
int delayTime = 1000;  // Delay between bits (milliseconds)
int BUiginSequence=1;

void setup() {
  pinMode(ledPin, OUTPUT);

}

void loop() {  //the great buigining of the coadathon that it took to make this simple thing haha.


if (BUiginSequence==1) { //this if loop makes it so the inisilization only runs once. 
  delay(10000);
  digitalWrite(ledPin,HIGH);
delay(900);                         //These delays are in time with the other computer to allow syncing between them
digitalWrite(ledPin,LOW);
delay(1000);
BUiginSequence=0; //sets the value to 0 to break the loop and not run the inisilization proccess again
}



  for (int i = 0; i < message.length(); i++) { 
    if (message[i] == '1') {
      digitalWrite(ledPin, HIGH);  // Turn LED ON
    } else {
      digitalWrite(ledPin, LOW);  // Turn LED OFF
    }
    delay(delayTime);  // Wait for the next bit
  }
  delay(5000);  // Delay before repeating the message

}