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#ifndef _APPLICATION_H
#define _APPLICATION_H
#include <avr/io.h>
#include "build.h"
enum AppState {CALIBRATING = 0, PLAYING};
enum AppMode {MUTE = 0, NORMAL};
class Application {
public:
Application();
void setup();
void loop();
private:
static const uint16_t MAX_VOLUME = 4095;
static const uint32_t TRIM_PITCH_FACTOR = 33554432;
static const uint32_t FREQ_FACTOR = 1600000000;
static const int16_t BUTTON_PIN = 6;
static const int16_t LED_PIN_1 = 18;
static const int16_t LED_PIN_2 = 19;
static const int16_t PITCH_POT = 0;
static const int16_t VOLUME_POT = 1;
static const int16_t WAVE_SELECT_POT = 2;
static const int16_t REGISTER_SELECT_POT = 3;
#if SERIAL_ENABLED
static const int BAUD = 115200;
#endif
AppState _state;
AppMode _mode;
void calibrate();
void calibrate_pitch();
void calibrate_volume();
AppMode nextMode();
void initialiseTimer();
void initialiseInterrupts();
void InitialisePitchMeasurement();
void InitialiseVolumeMeasurement();
unsigned long GetPitchMeasurement();
unsigned long GetVolumeMeasurement();
unsigned long GetQMeasurement();
const float HZ_ADDVAL_FACTOR = 2.09785;
const float MIDDLE_C = 261.6;
void playNote(float hz, uint16_t milliseconds, uint8_t volume);
void hzToAddVal(float hz);
void playStartupSound();
void playCalibratingCountdownSound();
void playModeSettingSound();
void delay_NOP(unsigned long time);
};
#endif // _APPLICATION_H