brushless24.h

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/****************************************************************************
** Copyright (C) 2020 MikroElektronika d.o.o.
** Contact: https://www.mikroe.com/contact
**
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** of this software and associated documentation files (the "Software"), to deal
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** copies of the Software, and to permit persons to whom the Software is
** furnished to do so, subject to the following conditions:
** The above copyright notice and this permission notice shall be
** included in all copies or substantial portions of the Software.
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#ifndef BRUSHLESS24_H
#define BRUSHLESS24_H
 
#ifdef __cplusplus
extern "C"{
#endif
 
#ifdef PREINIT_SUPPORTED
#include "preinit.h"
#endif
 
#ifdef MikroCCoreVersion
    #if MikroCCoreVersion >= 1
        #include "delays.h"
    #endif
#endif
 
#include "drv_digital_out.h"
#include "drv_digital_in.h"
#include "drv_pwm.h"
 
#define BRUSHLESS24_DEF_FREQ      25000
 
 // brushless24_cfg
 
#define BRUSHLESS24_MAP_MIKROBUS( cfg, mikrobus ) \
    cfg.pwm = MIKROBUS( mikrobus, MIKROBUS_PWM ); \
    cfg.int_pin = MIKROBUS( mikrobus, MIKROBUS_INT );
 
 // brushless24_map
 // brushless24
 
typedef struct
{
    // Input pins
    digital_in_t int_pin;                       
    // Modules
    pwm_t pwm;                                  
    // ctx variable
    uint32_t pwm_freq;                          
} brushless24_t;
 
typedef struct
{
    // Communication gpio pins
    pin_name_t pwm;                             
    // Additional gpio pins
    pin_name_t int_pin;                         
    // Static variable
    uint32_t dev_pwm_freq;                      
} brushless24_cfg_t;
 
typedef enum
{
    BRUSHLESS24_OK = 0,
    BRUSHLESS24_ERROR = -1
 
} brushless24_return_value_t;
 
void brushless24_cfg_setup ( brushless24_cfg_t *cfg );
 
err_t brushless24_init ( brushless24_t *ctx, brushless24_cfg_t *cfg );
 
err_t brushless24_default_cfg ( brushless24_t *ctx );
 
err_t brushless24_set_duty_cycle ( brushless24_t *ctx, float duty_cycle );
 
err_t brushless24_pwm_stop ( brushless24_t *ctx );
 
err_t brushless24_pwm_start ( brushless24_t *ctx );
 
uint8_t brushless24_get_int_state ( brushless24_t *ctx );
 
#ifdef __cplusplus
}
#endif
#endif // BRUSHLESS24_H
 
 // brushless24
 
// ------------------------------------------------------------------------ END