#include <Adafruit_GFX.h>
#include <Adafruit_SSD1306.h>

#define SCREEN_I2C_ADDR 0x3C // or 0x3C
#define SCREEN_WIDTH 128     // OLED display width, in pixels
#define SCREEN_HEIGHT 32     // OLED display height, in pixels
#define OLED_RST_PIN -1      // Reset pin (-1 if not available)
Adafruit_SSD1306 display(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire, OLED_RST_PIN);

//initialize 3 buttons
#define leftButton 6
#define selectButton 5
#define rightButton 4


void setup() {

  pinMode(leftButton, INPUT);
  pinMode(selectButton, INPUT);
  pinMode(rightButton, INPUT);
  // put your setup code here, to run once:
  Serial.begin(115200);
  display.begin(SSD1306_SWITCHCAPVCC, SCREEN_I2C_ADDR);

  display.display();
  display.clearDisplay();
  delay(100);


  display.setTextSize(2);      // Normal 1:1 pixel scale
  display.setTextColor(SSD1306_WHITE); // Draw white text
  display.setCursor(36, 8);     // Start at top-left corner
  display.cp437(true);         // Use full 256 char 'Code Page 437' font
  display.write("READY");

  display.display();
}

void loop() {
Serial.println(digitalRead(rightButton));
Serial.println(digitalRead(selectButton));
Serial.println(digitalRead(leftButton));
delay(200);
}