void setup()
{
  Serial.begin(9600);
  Serial.println("esa");

}

void loop()
{
  if (Serial.available())
  {
    char x = Serial.read();
    Serial.println(x);
    Serial.println(x, DEC);
    Serial.println(x, HEX);
    Serial.println(x, BIN);
    Serial.println(x, OCT);
    delay(1000);

  }
}