usbtoi2c2.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 USBTOI2C2_H
#define USBTOI2C2_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_i2c_master.h"
 
#define USBTOI2C2_CMD_SOFT_RESET                    0x06
#define USBTOI2C2_CMD_FLUSH_DATA                    0x0E
 
#define USBTOI2C2_GENERAL_CALL_ADDRESS              0x00
#define USBTOI2C2_DEVICE_SLAVE_ADDRESS              0x22
 
 // usbtoi2c2_set
 
#define USBTOI2C2_MAP_MIKROBUS( cfg, mikrobus ) \
    cfg.scl = MIKROBUS( mikrobus, MIKROBUS_SCL ); \
    cfg.sda = MIKROBUS( mikrobus, MIKROBUS_SDA ); \
    cfg.rst = MIKROBUS( mikrobus, MIKROBUS_RST ); \
    cfg.tx_ind = MIKROBUS( mikrobus, MIKROBUS_AN ); \
    cfg.rx_ind = MIKROBUS( mikrobus, MIKROBUS_INT )
 
 // usbtoi2c2_map
 // usbtoi2c2
 
typedef struct
{
    // Output pins
    digital_out_t  rst;             
    // Input pins
    digital_in_t   tx_ind;          
    digital_in_t   rx_ind;          
    // Modules
    i2c_master_t i2c;               
    // I2C slave address
    uint8_t slave_address;          
} usbtoi2c2_t;
 
typedef struct
{
    pin_name_t  scl;                
    pin_name_t  sda;                
    pin_name_t  rst;                
    pin_name_t  tx_ind;             
    pin_name_t  rx_ind;             
    uint32_t  i2c_speed;            
    uint8_t   i2c_address;          
} usbtoi2c2_cfg_t;
 
typedef enum
{
    USBTOI2C2_OK = 0,
    USBTOI2C2_ERROR = -1
 
} usbtoi2c2_return_value_t;
 
void usbtoi2c2_cfg_setup ( usbtoi2c2_cfg_t *cfg );
 
err_t usbtoi2c2_init ( usbtoi2c2_t *ctx, usbtoi2c2_cfg_t *cfg );
 
err_t usbtoi2c2_default_cfg ( usbtoi2c2_t *ctx );
 
err_t usbtoi2c2_write_data ( usbtoi2c2_t *ctx, uint8_t *tx_buf, uint8_t tx_len );
 
err_t usbtoi2c2_read_data ( usbtoi2c2_t *ctx, uint8_t *rx_buf, uint8_t rx_len );
 
void usbtoi2c2_reset_device ( usbtoi2c2_t *ctx );
 
err_t usbtoi2c2_soft_reset ( usbtoi2c2_t *ctx );
 
err_t usbtoi2c2_flush_data ( usbtoi2c2_t *ctx );
 
#ifdef __cplusplus
}
#endif
#endif // USBTOI2C2_H
 
 // usbtoi2c2
 
// ------------------------------------------------------------------------ END