Li Fi (Visible Light Communication)

/*
* Project name:
Li Fi (Visible Light Communication)
* Copyright
(c) Researchdesignlab.com
* Description:

* Test configuration:
MCU: ATMEGA328
Dev.Board: Arduino uno
Oscillator: 16 MHz
Software: Arduino

*/

void setup() {
Serial.begin(38400);
delay(20);
}

void loop() {

if (Serial.available())
Serial.write(Serial.read());
}