code

#include <Keyboard.h>

int go = 9;
int stop = 8;
int fade = 7;
int up = 6;
int down = 5;

void setup() {
  pinMode(go, INPUT_PULLUP);
  pinMode(stop, INPUT_PULLUP);
  pinMode(fade, INPUT_PULLUP);
  pinMode(up, INPUT_PULLUP);
  pinMode(down, INPUT_PULLUP);
}  //void setup()

void loop() {
  if (digitalRead(go) == 0) {
    Keyboard.write(32);
    delay(100);
    while (!digitalRead(go)){}
    delay(100);
  }
  if (digitalRead(stop) == 0) {
    Keyboard.write(KEY_ESC);
    delay(300);
  }
  if (digitalRead(fade) == 0) {
    Keyboard.write(48);
    delay(300);
  }
  if (digitalRead(up) == 0) {
    Keyboard.write(KEY_UP_ARROW);
    delay(300);
  }
  if (digitalRead(down) == 0) {
    Keyboard.write(KEY_DOWN_ARROW);
    delay(300);
  }
}  // void loop()