drv_pressure.h

/*
  Copyright (c) 2010 - 2017, Nordic Semiconductor ASA
  All rights reserved.

  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, except as embedded into a Nordic
     Semiconductor ASA integrated circuit in a product or a software update for
     such product, 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 Nordic Semiconductor ASA nor the names of its
     contributors may be used to endorse or promote products derived from this
     software without specific prior written permission.

  4. This software, with or without modification, must only be used with a
     Nordic Semiconductor ASA integrated circuit.

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     engineered, decompiled, modified and/or disassembled.

  THIS SOFTWARE IS PROVIDED BY NORDIC SEMICONDUCTOR ASA "AS IS" AND ANY EXPRESS
  OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  OF MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE ARE
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 */

#ifndef __DRV_PRESSURE_H__
#define __DRV_PRESSURE_H__

#include "nrf_drv_twi.h"
#include <stdint.h>

typedef enum
{
    DRV_PRESSURE_EVT_DATA,    
    DRV_PRESSURE_EVT_ERROR    
}drv_pressure_evt_type_t;

typedef enum
{
    DRV_PRESSURE_MODE_ALTIMETER,
    DRV_PRESSURE_MODE_BAROMETER
}drv_pressure_mode_t;

typedef struct
{
    drv_pressure_evt_type_t type;
    drv_pressure_mode_t     mode;
}drv_pressure_evt_t;

typedef void (*drv_pressure_evt_handler_t)(drv_pressure_evt_t const * p_evt);

typedef struct
{
    uint8_t                      twi_addr;          
    uint32_t                     pin_int;           
    nrf_drv_twi_t        const * p_twi_instance;    
    nrf_drv_twi_config_t const * p_twi_cfg;         
    drv_pressure_evt_handler_t   evt_handler;       
    drv_pressure_mode_t          mode;              
}drv_pressure_init_t;

uint32_t drv_pressure_init(drv_pressure_init_t * p_params);

uint32_t drv_pressure_enable(void);

uint32_t drv_pressure_disable(void);

uint32_t drv_pressure_reset(void);

uint32_t drv_pressure_mode_set(drv_pressure_mode_t mode);

float drv_pressure_get(void);

uint32_t drv_pressure_sample(void);

uint32_t drv_pressure_sleep(void);

#endif