spiisolator8.h

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** Copyright (C) 2020 MikroElektronika d.o.o.
** Contact: https://www.mikroe.com/contact
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#ifndef SPIISOLATOR8_H
#define SPIISOLATOR8_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_spi_master.h"
#include "spi_specifics.h"
 
#define SPIISOLATOR8_SET_DATA_SAMPLE_EDGE      SET_SPI_DATA_SAMPLE_EDGE
#define SPIISOLATOR8_SET_DATA_SAMPLE_MIDDLE    SET_SPI_DATA_SAMPLE_MIDDLE
 
 // spiisolator8_set
 
#define SPIISOLATOR8_MAP_MIKROBUS( cfg, mikrobus )  \
    cfg.miso = MIKROBUS( mikrobus, MIKROBUS_MISO ); \
    cfg.mosi = MIKROBUS( mikrobus, MIKROBUS_MOSI ); \
    cfg.sck  = MIKROBUS( mikrobus, MIKROBUS_SCK );  \
    cfg.cs   = MIKROBUS( mikrobus, MIKROBUS_CS );   \
    cfg.enc = MIKROBUS( mikrobus, MIKROBUS_AN );    \
    cfg.enp = MIKROBUS( mikrobus, MIKROBUS_PWM );   \
    cfg.flt = MIKROBUS( mikrobus, MIKROBUS_INT )
 
 // spiisolator8_map
 // spiisolator8
 
typedef struct
{
    // Output pins
    digital_out_t enc;    
    digital_out_t enp;    
    // Input pins
    digital_in_t flt;     
    // Modules
    spi_master_t spi;     
    pin_name_t   chip_select;    
} spiisolator8_t;
 
typedef struct
{
    // Communication gpio pins
    pin_name_t miso;            
    pin_name_t mosi;            
    pin_name_t sck;             
    pin_name_t cs;              
    // Additional gpio pins
    pin_name_t  enc;    
    pin_name_t enp;     
    pin_name_t flt;     
    // static variable
    uint32_t                          spi_speed;    
    spi_master_mode_t                 spi_mode;     
    spi_master_chip_select_polarity_t cs_polarity;  
} spiisolator8_cfg_t;
 
typedef enum
{
    SPIISOLATOR8_OK = 0,
    SPIISOLATOR8_ERROR = -1
 
} spiisolator8_return_value_t;
 
void spiisolator8_cfg_setup ( spiisolator8_cfg_t *cfg );
 
err_t spiisolator8_init ( spiisolator8_t *ctx, spiisolator8_cfg_t *cfg );
 
void spiisolator8_default_cfg ( spiisolator8_t *ctx );
 
void spiisolator8_enc_enable ( spiisolator8_t *ctx );
 
void spiisolator8_enc_disable ( spiisolator8_t *ctx );
 
void spiisolator8_enp_enable ( spiisolator8_t *ctx );
 
void spiisolator8_enp_disable ( spiisolator8_t *ctx );
 
uint8_t spiisolator8_get_fault ( spiisolator8_t *ctx );
 
err_t spiisolator8_write ( spiisolator8_t *ctx, uint8_t *data_in, uint8_t len );
 
err_t spiisolator8_read ( spiisolator8_t *ctx, uint8_t *data_out, uint8_t len_out );
 
err_t spiisolator8_write_then_read ( spiisolator8_t *ctx, uint8_t *data_in, uint8_t len_in, 
                                                          uint8_t *data_out, uint8_t len_out );
 
err_t spiisolator8_transfer ( spiisolator8_t *ctx, uint8_t *data_in, uint8_t *data_out, uint8_t len );
 
#ifdef __cplusplus
}
#endif
#endif // SPIISOLATOR8_H
 
 // spiisolator8
 
// ------------------------------------------------------------------------ END