hallcurrent12.h

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/****************************************************************************
** Copyright (C) 2020 MikroElektronika d.o.o.
** Contact: https://www.mikroe.com/contact
**
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** furnished to do so, subject to the following conditions:
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#ifndef HALLCURRENT12_H
#define HALLCURRENT12_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_i2c_master.h"
#include "drv_analog_in.h"
 
#define HALLCURRENT12_SET_DEV_ADDR  0x4D
 
 // hallcurrent12_set
 
#define HALLCURRENT12_MAP_MIKROBUS( cfg, mikrobus ) \
    cfg.scl = MIKROBUS( mikrobus, MIKROBUS_SCL );   \
    cfg.sda = MIKROBUS( mikrobus, MIKROBUS_SDA );   \
    cfg.an = MIKROBUS( mikrobus, MIKROBUS_AN )
 
 // hallcurrent12_map
 // hallcurrent12
 
typedef enum
{
   HALLCURRENT12_DRV_SEL_AN,       
   HALLCURRENT12_DRV_SEL_I2C       
} hallcurrent12_drv_t;
 
typedef err_t ( *hallcurrent12_master_io_t )( struct hallcurrent12_s*, float* ); 
 
typedef struct hallcurrent12_s
{
    analog_in_t  adc;                       
    i2c_master_t i2c;                       
    uint8_t slave_address;                  
    hallcurrent12_drv_t  drv_sel;           
    hallcurrent12_master_io_t  read_adc_f;  
    float offset;                           
} hallcurrent12_t;
 
typedef struct
{
    pin_name_t  an;                         
    analog_in_resolution_t  resolution;     
    float                   vref;           
    pin_name_t  scl;                        
    pin_name_t  sda;                        
    uint32_t  i2c_speed;                    
    uint8_t   i2c_address;                  
    hallcurrent12_drv_t  drv_sel;           
} hallcurrent12_cfg_t;
 
typedef enum
{
   HALLCURRENT12_OK = 0,
   HALLCURRENT12_ERROR = -1
 
} hallcurrent12_return_value_t;
 
void hallcurrent12_cfg_setup ( hallcurrent12_cfg_t *cfg );
 
err_t hallcurrent12_init ( hallcurrent12_t *ctx, hallcurrent12_cfg_t *cfg );
 
err_t hallcurrent12_get_adc ( hallcurrent12_t *ctx, float *adc_vtg );
 
err_t hallcurrent12_get_adc_voltage ( hallcurrent12_t *ctx, float *adc_vtg );
 
err_t hallcurrent12_get_current ( hallcurrent12_t *ctx, float *current );
 
err_t hallcurrent12_get_pin_voltage ( hallcurrent12_t *ctx, float *adc_vtg );
 
err_t hallcurrent12_calibration ( hallcurrent12_t *ctx );
 
#ifdef __cplusplus
}
#endif
#endif // HALLCURRENT12_H
 
 // hallcurrent12
 
// ------------------------------------------------------------------------ END