atitd_macro.ino

#include "Keyboard.h"

void setup() {
  pinMode(6, INPUT_PULLUP);
  pinMode(13, OUTPUT);
  Keyboard.begin();
}

void loop() {
  waitForStart();
  doMacro();
}

void waitForStart()
{
  while (1) {
    if (digitalRead(6) == LOW) {
      digitalWrite(13, HIGH);
      delay(1000);
      return;
    }
  }
}

int keys[4] = {
  KEY_RIGHT_ARROW,
  KEY_DOWN_ARROW,
  KEY_LEFT_ARROW,
  KEY_UP_ARROW,
};

void doMacro()
{
  int time = 0;
  int key = 0;
  while (1) {
    while (digitalRead(6) == LOW) {
      Keyboard.releaseAll();
      digitalWrite(13, LOW);
      delay(1000);
      return;
    }
    if (time == 0) {
      Keyboard.press('1');
    } else if (time == 100) {
      Keyboard.releaseAll();
    } else if (time == 4000) {
      Keyboard.press(keys[key]);
    } else if (time == 4100) {
      Keyboard.releaseAll();
    } else if (time == 4200) {
      Keyboard.press(keys[key]);
    } else if (time == 4300) {
      Keyboard.releaseAll();
    } else if (time == 4400) {
      Keyboard.press(keys[key]);
    } else if (time == 4500) {
      Keyboard.releaseAll();
    }
    delay(100);
    time += 100;
    if (time == 5000) {
      time = 0;
      key++;
      key %= 4;
    }
  }
}