ms5611.h

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/*
 * Copyright (c) 2016 Bernhard Guillon <Bernhard.Guillon@begu.org>
 * Copyright (c) 2018 Ruslan V. Uss <unclerus@gmail.com>
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * 1. Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 * 3. Neither the name of the copyright holder nor the names of itscontributors
 *    may be used to endorse or promote products derived from this software without
 *    specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef __MS5611_H__
#define __MS5611_H__
 
#include <stdint.h>
#include <i2cdev.h>
#include <esp_err.h>
 
#ifdef __cplusplus
extern "C" {
#endif
 
#define MS5611_ADDR_CSB_HIGH    0x76
#define MS5611_ADDR_CSB_LOW     0x77

typedef enum
{
    MS5611_OSR_256  = 0x00, 
    MS5611_OSR_512  = 0x02, 
    MS5611_OSR_1024 = 0x04, 
    MS5611_OSR_2048 = 0x06, 
    MS5611_OSR_4096 = 0x08  
} ms5611_osr_t;

typedef struct
{
    uint16_t sens;       
    uint16_t off;        
    uint16_t tcs;        
    uint16_t tco;        
    uint16_t t_ref;      
    uint16_t tempsens;   
} ms5611_config_data_t;

typedef struct
{
    i2c_dev_t i2c_dev;                
    ms5611_osr_t osr;                 
    ms5611_config_data_t config_data; 
} ms5611_t;

esp_err_t ms5611_init_desc(ms5611_t *dev, uint8_t addr, i2c_port_t port, gpio_num_t sda_gpio, gpio_num_t scl_gpio);

esp_err_t ms5611_free_desc(ms5611_t *dev);

esp_err_t ms5611_init(ms5611_t *dev, ms5611_osr_t osr);

esp_err_t ms5611_get_sensor_data(ms5611_t *dev, int32_t *pressure, float *temperature);
 
#ifdef __cplusplus
}
#endif

 
#endif /* __MS5611_H__ */