#include <Arduino.h>
#include <HardwareSerial.h>

#define systemRequest 84
#define modCode       96
#define altModCode    97

#define CLOCK_PIN  10
#define DATA_PIN   23
#define SWITCH_PIN 22

#define CLOCK digitalRead(CLOCK_PIN)
#define DATA  digitalRead(DATA_PIN)

void setup()
{
  Serial.begin(19200);
  Serial.println("Connected");
  pinMode(CLOCK_PIN, INPUT);
  pinMode(DATA_PIN, INPUT);
  pinMode(SWITCH_PIN, OUTPUT);
  digitalWrite(SWITCH_PIN, LOW);
  Keyboard.set_modifier(0);
  Keyboard.set_key1(0);
  Keyboard.set_key2(0);
  Keyboard.set_key3(0);
  Keyboard.set_key4(0);
  Keyboard.set_key5(0);
  Keyboard.set_key6(0);
  Keyboard.send_now();
  while (CLOCK == LOW)
    ;
}

void loop()
{
  while (CLOCK == LOW)
    ;

  int data = DATA;

  while (CLOCK == HIGH)
  {
    if (DATA != data)
    {
      Serial.println("YOUR KEYBOARD IS BEING NAUGHTY");
    }
  }
}