diff --git a/Open_Theremin_V3/application.h b/Open_Theremin_V3/application.h
index 23cae07..481cc21 100644
--- a/Open_Theremin_V3/application.h
+++ b/Open_Theremin_V3/application.h
@@ -1,76 +1,77 @@
-#ifndef _APPLICATION_H
-#define _APPLICATION_H
-
-#include <avr/io.h>
-
-#include "build.h"
-
-enum AppState {CALIBRATING = 0, PLAYING};
-enum AppMode  {MUTE = 0, NORMAL};
-enum AppMidiState {MIDI_SILENT = 0, MIDI_PLAYING, MIDI_STOP, MIDI_MUTE};
-
-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;
-
-
-    
-
-    AppState _state;
-    AppMode  _mode;
-    AppMidiState _midistate;
-        
-    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);
-
-    void midi_setup();
-    void midi_msg_send(uint8_t channel, uint8_t midi_cmd1, uint8_t midi_cmd2, uint8_t midi_value);
-    void midi_application ();
-    void calculate_note_bend ();
-    void init_parameters ();
-    void set_parameters ();
-
-};
-
+#ifndef _APPLICATION_H
+#define _APPLICATION_H
+
+#include <avr/io.h>
+
+#include "build.h"
+
+enum AppState {CALIBRATING = 0, PLAYING};
+enum AppMode  {MUTE = 0, NORMAL};
+enum AppMidiState {MIDI_SILENT = 0, MIDI_PLAYING, MIDI_STOP, MIDI_MUTE};
+
+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;
+
+
+    
+
+    AppState _state;
+    AppMode  _mode;
+    AppMidiState _midistate;
+        
+    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);
+    uint16_t log2U16 (uint16_t lin_input);
+    void hzToAddVal(float hz);
+    void playStartupSound();
+    void playCalibratingCountdownSound();
+    void playModeSettingSound();
+    void delay_NOP(unsigned long time);
+
+    void midi_setup();
+    void midi_msg_send(uint8_t channel, uint8_t midi_cmd1, uint8_t midi_cmd2, uint8_t midi_value);
+    void midi_application ();
+    void calculate_note_bend ();
+    void init_parameters ();
+    void set_parameters ();
+
+};
+
 #endif // _APPLICATION_H