/** * Copyright (c) 2009 - 2019, 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 MPU6050_H #define MPU6050_H /*lint ++flb "Enter library region" */ #include #include #ifdef __cplusplus extern "C" { #endif /** @file * @brief MPU6050 gyro/accelerometer driver. * * * @defgroup nrf_drivers_mpu6050 MPU6050 gyro/accelerometer driver * @{ * @ingroup ext_drivers * @brief MPU6050 gyro/accelerometer driver. */ /** * @brief Function for initializing MPU6050 and verifies it's on the bus. * * @param device_address Device TWI address in bits [6:0]. * @return * @retval true MPU6050 found on the bus and ready for operation. * @retval false MPU6050 not found on the bus or communication failure. */ bool mpu6050_init(uint8_t device_address); /** @brief Function for writing a MPU6050 register contents over TWI. @param[in] register_address Register address to start writing to @param[in] value Value to write to register @retval true Register write succeeded @retval false Register write failed */ bool mpu6050_register_write(uint8_t register_address, const uint8_t value); /** @brief Function for reading MPU6050 register contents over TWI. Reads one or more consecutive registers. @param[in] register_address Register address to start reading from @param[in] number_of_bytes Number of bytes to read @param[out] destination Pointer to a data buffer where read data will be stored @retval true Register read succeeded @retval false Register read failed */ bool mpu6050_register_read(uint8_t register_address, uint8_t *destination, uint8_t number_of_bytes); /** @brief Function for reading and verifying MPU6050 product ID. @retval true Product ID is what was expected @retval false Product ID was not what was expected */ bool mpu6050_verify_product_id(void); /** *@} **/ /*lint --flb "Leave library region" */ #ifdef __cplusplus } #endif #endif /* MPU6050_H */