spiisolator9.h

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** Contact: https://www.mikroe.com/contact
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#ifndef SPIISOLATOR9_H
#define SPIISOLATOR9_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 SPIISOLATOR9_SPI_CLOCK_SPEED            100000
#define SPIISOLATOR9_SPI_MODE                   SPI_MASTER_MODE_3
#define SPIISOLATOR9_SPI_CS_POLARITY            SPI_MASTER_CHIP_SELECT_POLARITY_ACTIVE_LOW
#define SPIISOLATOR9_SPI_DUMMY_BYTE             0x00

#define SPIISOLATOR9_SET_DATA_SAMPLE_EDGE      SET_SPI_DATA_SAMPLE_EDGE
#define SPIISOLATOR9_SET_DATA_SAMPLE_MIDDLE    SET_SPI_DATA_SAMPLE_MIDDLE
 // spiisolator9_set



#define SPIISOLATOR9_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 );
 // spiisolator9_map // spiisolator9

typedef struct
{
    // Modules
    spi_master_t spi;           
 
    pin_name_t   chip_select;   
 
} spiisolator9_t;

typedef struct
{
    // Communication gpio pins
    pin_name_t miso;            
    pin_name_t mosi;            
    pin_name_t sck;             
    pin_name_t cs;              
 
    // static variable
    uint32_t                          spi_speed;    
    spi_master_mode_t                 spi_mode;     
    spi_master_chip_select_polarity_t cs_polarity;  
 
} spiisolator9_cfg_t;

typedef enum
{
    SPIISOLATOR9_OK = 0,
    SPIISOLATOR9_ERROR = -1
 
} spiisolator9_return_value_t;


void spiisolator9_cfg_setup ( spiisolator9_cfg_t *cfg );

err_t spiisolator9_init ( spiisolator9_t *ctx, spiisolator9_cfg_t *cfg );

err_t spiisolator9_write ( spiisolator9_t *ctx, uint8_t *data_in, uint8_t len );

err_t spiisolator9_read ( spiisolator9_t *ctx, uint8_t *data_out, uint8_t len );

err_t spiisolator9_write_then_read ( spiisolator9_t *ctx, uint8_t *data_in, uint8_t in_len, 
                                                          uint8_t *data_out, uint8_t out_len );
 
#ifdef __cplusplus
}
#endif
#endif // SPIISOLATOR9_H
 // spiisolator9
 
// ------------------------------------------------------------------------ END