keyboard.ino

#include <Keyboard.h>

void setup() {
  pinMode(2, INPUT_PULLUP);
  // pinMode(4, INPUT_PULLUP);
  pinMode(13, OUTPUT);
  Keyboard.begin();
}

void loop() {
  while (digitalRead(2)==HIGH){
    delay(10);
  }
  digitalWrite(13, HIGH);
    
  //if(digitalRead(4)==HIGH){ 
  Keyboard.press(KEY_LEFT_ARROW); // Player 1
  //} else { 
  //Keyboard.press(KEY_UP_ARROW); // Player 2
  //}
  delay(2);
  Keyboard.releaseAll();

  while (digitalRead(2)==LOW) {
    delay(10);
  }
  digitalWrite(13, LOW);
    
  //if(digitalRead(4)==HIGH){ 
  Keyboard.press(KEY_RIGHT_ARROW); // Player 1
  //} else { 
  //Keyboard.press(KEY_DOWN_ARROW); // Player 2 
  //}
  delay(2);
  Keyboard.releaseAll();
}