/** * Copyright (c) 2009 - 2018, 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. * * 5. Any software provided in binary form under this license must not be reverse * 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 * DISCLAIMED. IN NO EVENT SHALL NORDIC SEMICONDUCTOR ASA 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 DS1624_H #define DS1624_H /*lint ++flb "Enter library region" */ #include #include #ifdef __cplusplus extern "C" { #endif /** @file * @brief DS1624 digital temperature sensor driver. * * * @defgroup nrf_drivers_ds1624 DS1624 digital temperature sensor driver * @{ * @ingroup ext_drivers * @brief DS1624 digital temperature sensor driver. */ /** * @brief Function for initializing DS1624 temperature sensor to 1-shot mode. * * @note Before calling this function, you must initialize twi_master first. * * @param device_address Bits [2:0] for the device address. All other bits must be zero. * @return * @retval true If communication succeeded with the device. * @retval false If communication failed with the device. */ bool ds1624_init(uint8_t device_address); /** * @brief Function for reading temperature from the sensor. * * @param temperature_in_celcius Memory location to store temperature in full celcius degrees. * @param temperature_fraction Memory location to store temperature's fraction part in 0.03125 celcius degree increments. * @return * @retval true Temperature was successfully read * @retval false Temperature reading failed or conversion was not yet complete */ bool ds1624_temp_read(int8_t *temperature_in_celcius, int8_t *temperature_fraction); /** * @brief Function for starting temperature conversion. Valid data will be available 400 - 1000 milliseconds after exiting this function. * * @return * @retval true Temperature conversion started. * @retval false Temperature converion failed to start. */ bool ds1624_start_temp_conversion(void); /** * @brief Function for checking if temperature conversion is done. * * @return * @retval true Temperature conversion done. * @retval false Temperature converion still in progress. */ bool ds1624_is_temp_conversion_done(void); /** *@} **/ /*lint --flb "Leave library region" */ #ifdef __cplusplus } #endif #endif