Arduino - SC2272, RF Remote Basic Test

RFRemoteTest.ino

/*
 * 
 * SC2272-M4S - RF remote basic test 
 * Demoing single button action using the built in LED
 * This chip in momentary and returns HIGH as long as a button is pressed on the remote
 * Phil Gullberg, 2018 - code.wolfandvoid.com
 * 
 */

int rfPin = 12;

void setup()
{
  // SETTING UP BUILT IN LED
  pinMode(LED_BUILTIN, OUTPUT);
}

void loop()
{
  // TURN OFF LED WHEN NONE OF THE BUTTONS ARE PRESSED
  while (digitalRead(rfPin) == LOW) 
  {
    // TURN OFF BUILT-IN LED
    digitalWrite(LED_BUILTIN, LOW);
  }

  // IF BUTTON CONNECTED to rfPin IS PRESSED
  while (digitalRead(rfPin) == HIGH) 
  {
    // TURN ON BUILT-IN LED
    digitalWrite(LED_BUILTIN, HIGH);
  }

  // RESETS/TURNS OFF LED JUST IN CASE
  digitalWrite(LED_BUILTIN, LOW);
}