mux4.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.
**
** THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
** EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
** OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
** IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
** DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT
** OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
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****************************************************************************/
 
#ifndef MUX4_H
#define MUX4_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_analog_in.h"
 
#define MUX4_ENABLE_INPUT             0
#define MUX4_DISABLE_INPUT            1
 
#define MUX4_SELECT_INPUT_1           1
#define MUX4_SELECT_INPUT_2           2
#define MUX4_SELECT_INPUT_3           3
#define MUX4_SELECT_INPUT_4           4
#define MUX4_SELECT_INPUT_5           5
#define MUX4_SELECT_INPUT_6           6
#define MUX4_SELECT_INPUT_7           7
#define MUX4_SELECT_INPUT_8           8
 
 // mux4_set
 
#define MUX4_MAP_MIKROBUS( cfg, mikrobus ) \
    cfg.an = MIKROBUS( mikrobus, MIKROBUS_AN ); \
    cfg.s2 = MIKROBUS( mikrobus, MIKROBUS_RST ); \
    cfg.en = MIKROBUS( mikrobus, MIKROBUS_CS ); \
    cfg.s0 = MIKROBUS( mikrobus, MIKROBUS_PWM ); \
    cfg.s1 = MIKROBUS( mikrobus, MIKROBUS_INT )
 
 // mux4_map
 // mux4
 
typedef struct
{
    digital_out_t  s2;      
    digital_out_t  en;      
    digital_out_t  s0;      
    digital_out_t  s1;      
    analog_in_t    adc;     
} mux4_t;
 
typedef struct
{
    pin_name_t  an;         
    pin_name_t  s2;         
    pin_name_t  en;         
    pin_name_t  s0;         
    pin_name_t  s1;         
    analog_in_resolution_t  resolution;     
    float                   vref;           
} mux4_cfg_t;
 
typedef enum
{
    MUX4_OK = 0,
    MUX4_ERROR = -1
 
} mux4_return_value_t;
 
void mux4_cfg_setup ( mux4_cfg_t *cfg );
 
err_t mux4_init ( mux4_t *ctx, mux4_cfg_t *cfg );
 
err_t mux4_read_an_pin_value ( mux4_t *ctx, uint16_t *data_out );
 
err_t mux4_read_an_pin_voltage ( mux4_t *ctx, float *data_out );
 
void mux4_enable_input ( mux4_t *ctx, uint8_t en_state );
 
void mux4_select_input ( mux4_t *ctx, uint8_t input );
 
#ifdef __cplusplus
}
#endif
#endif // MUX4_H
 
 // mux4
 
// ------------------------------------------------------------------------ END