mux9.h

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/****************************************************************************
** Copyright (C) 2020 MikroElektronika d.o.o.
** Contact: https://www.mikroe.com/contact
**
** Permission is hereby granted, free of charge, to any person obtaining a copy
** of this software and associated documentation files (the "Software"), to deal
** in the Software without restriction, including without limitation the rights
** to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
** copies of the Software, and to permit persons to whom the Software is
** furnished to do so, subject to the following conditions:
** The above copyright notice and this permission notice shall be
** included in all copies or substantial portions of the Software.
**
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** EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
** OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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****************************************************************************/
 
#ifndef MUX9_H
#define MUX9_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_spi_master.h"
#include "spi_specifics.h"
 
#define MUX9_SELECT_CH_1        1
#define MUX9_SELECT_CH_2        2
#define MUX9_SELECT_CH_3        3
#define MUX9_SELECT_CH_4        4
#define MUX9_SELECT_CH_5        5
#define MUX9_SELECT_CH_6        6
#define MUX9_SELECT_CH_7        7
#define MUX9_SELECT_CH_8        8
 
#define MUX9_SET_DATA_SAMPLE_EDGE      SET_SPI_DATA_SAMPLE_EDGE
#define MUX9_SET_DATA_SAMPLE_MIDDLE    SET_SPI_DATA_SAMPLE_MIDDLE
 
 // mux9_set
 
#define MUX9_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.rst = MIKROBUS( mikrobus, MIKROBUS_RST )
#define MUX9_MAP_MIKROBUS( cfg, mikrobus ) \ …
 
 // mux9_map
 // mux9
 
typedef struct
{
    // Output pins
    digital_out_t rst;           
    // Modules
    spi_master_t spi;            
    pin_name_t   chip_select;    
} mux9_t;
typedef struct {…};
 
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 rst;             
    // static variable
    uint32_t                          spi_speed;    
    spi_master_mode_t                 spi_mode;     
    spi_master_chip_select_polarity_t cs_polarity;  
} mux9_cfg_t;
typedef struct {…};
 
typedef enum
{
    MUX9_OK = 0,
    MUX9_ERROR = -1
 
} mux9_return_value_t;
typedef enum {…};
 
void mux9_cfg_setup ( mux9_cfg_t *cfg );
 
err_t mux9_init ( mux9_t *ctx, mux9_cfg_t *cfg );
 
void mux9_reset ( mux9_t *ctx );
 
void mux9_enable ( mux9_t *ctx );
 
void mux9_disable ( mux9_t *ctx );
 
err_t mux9_generic_write ( mux9_t *ctx, uint8_t data_in );
 
err_t mux9_active_channel ( mux9_t *ctx, uint8_t sel_ch );
 
#ifdef __cplusplus
}
#endif
#endif // MUX9_H
 
 // mux9
 
// ------------------------------------------------------------------------ END