Colony

/*

        buzzer.h - Contains function prototypes for running the buzzer

        author: Robotics Club, Colony Project

*/

#ifndef _BUZZER_H_

#define _BUZZER_H_

//Musical note definitions

//Source: http://www.answers.com/topic/piano-key-frequencies

#define        C4        260 //Middle C

#define        C4s        277 //C sharp

#define        D4        294

#define        D4s        311

#define        E4        330

#define        F4        349

#define        F4s        370

#define        G4        392

#define        G4s        415

#define        A4        440

#define        A4s        466

#define        B4        494

#define        C5        523

// Function descriptions can be found in buzzer.c

void buzzer_init(void);

void buzzer_set_val(unsigned int buzz_value);

void buzzer_set_freq(unsigned int buzz_freq);

void buzzer_chirp(unsigned int ms, unsigned int buzz_freq);

void buzzer_off(void);

#endif