spi_cfg.h

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#ifndef SPI_CFG_H_
#define SPI_CFG_H_
 
/*****************************************************************************
* Includes
*****************************************************************************/
#include <stdio.h>
 
/****************************************************************************
* Preprocessor Constants
*****************************************************************************/
#define SPI_PORTS_NUMBER 4U
 
/****************************************************************************
* Typedefs
*****************************************************************************/
typedef enum
{
    SPI_CHANNEL1,   
    SPI_CHANNEL2,   
    SPI_CHANNEL3,   
    SPI_CHANNEL4,   
    SPI_MAX_CHANNEL 
}SpiChannel_t;

typedef enum
{
    SPI_MODE0,            
    SPI_MODE1,       
    SPI_MODE2,       
    SPI_MODE3,       
    SPI_MAX_MODE    
}SpiMode_t;

typedef enum
{
    SPI_SLAVE,          
    SPI_MASTER,         
    SPI_MAX_HIERARCHY   
}SpiHierarchy_t;

typedef enum
{
    SPI_FPCLK2,     
    SPI_FPCLK4,     
    SPI_FPCLK8,     
    SPI_FPCLK16,    
    SPI_FPCLK32,    
    SPI_FPCLK64,    
    SPI_FPCLK128,   
    SPI_FPCLK256,   
    SPI_MAX_FPCLK   
}SpiBaudRate_t;

typedef enum
{
    SPI_SOFTWARE_NSS,           
    SPI_HARDWARE_NSS_ENABLED,   
    SPI_HARDWARE_NSS_DISABLED,  
    SPI_MAX_NSS                 
}SpiSlaveSelect_t;

typedef enum
{
    SPI_MSB,    
    SPI_LSB,    
    SPI_MAX_FF  
}SpiFrameFormat_t;

typedef enum
{
    SPI_FULL_DUPLEX,    
    SPI_RECEIVE_MODE,   
    SPI_MAX_DF          
}SpiTypeTransfer_t;

typedef enum
{
    SPI_8BITS,      
    SPI_16BITS,     
    SPI_MAX_BITS    
}SpiDataSize_t;

typedef struct
{
    SpiChannel_t Channel;           
    SpiMode_t Mode;                 
    SpiHierarchy_t Hierarchy;       
    SpiBaudRate_t BaudRate;         
    SpiSlaveSelect_t SlaveSelect;   
    SpiFrameFormat_t FrameFormat;   
    SpiTypeTransfer_t TypeTransfer; 
    SpiDataSize_t DataSize;         
}SpiConfig_t;
 
 
/**********************************************************************
* Function Prototypes
**********************************************************************/
#ifdef __cplusplus
extern "C"{
#endif
 
const SpiConfig_t * const SPI_ConfigGet(void);
size_t SPI_configSizeGet(void);
 
#ifdef __cplusplus
} //extern "C"
#endif
 
#endif  /*SPI_H_*/