hw_spi.h

Go to the documentation of this file.

#ifndef HW_SPI_H
#define HW_SPI_H

#warning TODO:This is an example implentation, you must implement it!

#include <cfg/macros.h>

#define CS       /* pin */   ///Connect to CS pin of Flash memory.
#define SCK      /* pin */   ///Connect to SCK pin of Flash memory.
#define MOSI     /* pin */   ///Connect to SI pin of Flash memory.
#define MISO     /* pin */   ///Connect to SO pin of Flash memory.
#define SPI_PORT /* pin */   ///Micro pin PORT register.
#define SPI_PIN  /* pin */   ///Micro pin PIN register.
#define SPI_DDR  /* pin */   ///Micro pin DDR register.
/*\}*/

#define MOSI_LOW()       do { /* Implement me! */ } while(0)
#define MOSI_HIGH()      do { /* Implement me! */ } while(0)
#define MISO_HIGH()      do { /* Implement me! */ } while(0)
#define SCK_LOW()        do { /* Implement me! */ } while(0)
#define SCK_HIGH()       do { /* Implement me! */ } while(0)
#define CS_LOW()         do { /* Implement me! */ } while(0)
#define CS_HIGH()        do { /* Implement me! */ } while(0)
/*\}*/

#define CS_ENABLE()      CS_LOW()
#define CS_DISABLE()     CS_HIGH()
#define SS_ACTIVE()      CS_LOW()
#define SS_INACTIVE()    CS_HIGH()
#define SCK_INACTIVE()   SCK_LOW()
#define SCK_ACTIVE()     SCK_HIGH()
#define CS_OUT()         do { /* Implement me! */ } while(0)
#define MOSI_IN()        do { /* Implement me! */ } while(0)
#define MOSI_OUT()       do { /* Implement me! */ } while(0)
#define IS_MISO_HIGH()   (false /* Implement me! */ )
#define MISO_IN()        do { /* Implement me! */ } while(0)
#define MISO_OUT()       do { /* Implement me! */ } while(0)
#define SCK_OUT()        do { /* Implement me! */ } while(0)

#define SCK_PULSE()\
    do {\
            SCK_HIGH();\
            SCK_LOW();\
    } while (0)
/*\}*/


#define SPI_HW_INIT() \
    CS_DISABLE();\
    MOSI_LOW();\
    SCK_LOW();\
    MISO_IN();\
    MOSI_OUT();\
    SCK_OUT();\
    CS_OUT();

#endif /* HW_SPI_H */