#ifndef FANS_H_
#define FANS_H_

#include "includes.h"

#define PWM_PERIOD 1000
#define NUM_SENSORS 5

typedef struct {
	// Pointers to the timer registers that sets the duty cycle for this motor.
	volatile uint16_t *ccr0, *ccr1;
} FanConfig;

typedef enum {
	FAN_VERTICAL,
	FAN_LEFT,
	FAN_RIGHT, // on the side of the programmer connection
	FAN_COUNT
} FANS;

// Fan configs for all the fans on the BlimpBot.
extern FanConfig fans[FAN_COUNT];

// Store current speed of Fan
extern int8_t current_speed[3];

/**
 * Initialize the motor system to standby action.
 */
void fan_init();

/**
 * Turn off the fans.
 */
void fan_stop_all();

/**
 * Sets a given fan's speed.
 */
void set_fan(FANS fan_index, int8_t speed);

#endif /*FANS_H_*/