HOW-TO USE THE ARDUINO SERIAL MONITOR

#define led 13  // built-in LED

int ByteReceived;

void setup()   /****** SETUP: RUNS ONCE ******/

{

  Serial.begin(9600);  

  Serial.println("--- Start Serial Monitor SEND_RCVE ---");

  Serial.println(" Type in Box above, . ");

  Serial.println("(Decimal)(Hex)(Character)");  

  Serial.println(); 

}

void loop()   

{

  if (Serial.available() > 0)

  {

    ByteReceived = Serial.read();

    Serial.print(ByteReceived);   

    Serial.print("        ");      

    Serial.print(ByteReceived, HEX);

    Serial.print("       ");     

    Serial.print(char(ByteReceived));

    if(ByteReceived == '1') // Single Quote! This is a character.

    {

      digitalWrite(led,HIGH);

      Serial.print(" LED ON ");

    }

    if(ByteReceived == '0')

    {

      digitalWrite(led,LOW);

      Serial.print(" LED OFF");

    }

    Serial.println();    // End the line

  // END Serial Available

  }

}