 #define RXLED 17
 #define OLED_RESET A0
 
+#define ADC_PRECISION 1024
+#define VOLTAGE_MEASURE_PIN A1
+#define VOLTAGE_OF_VCC_MV 3310
+
 RTC_DS1307 RTC;
 Adafruit_SSD1306 display(OLED_RESET);
 


  
  
}

void playTune(){

  
  pinMode(BUTTON_SET_PIN, INPUT); 
  pinMode(BUTTON_ADJUST_PIN, INPUT); 
  pinMode(LCD_OFF_PIN, INPUT);
  pinMode(VOLTAGE_MEASURE_PIN, INPUT);
  
  
  pinMode(MOTOR_PIN1, OUTPUT); 
