/** * Copyright (c) 2016 - 2020, 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. * */ /**@file * * @defgroup bsp_nfc NFC BSP Module * @{ * @ingroup bsp * * @brief Module for setting the NFCT peripheral as a wakeup source. * * @details The application must notify this module before going into System OFF mode. * Based on this notification, the NFC BSP Module sets the NFCT peripheral as a wakeup source * through the Board Support Package. Additionally, any BSP Button can be configured to * generate BSP sleep events. This module is applicable only if NFCT is used exclusively for * wakeup. If NFCT is used for a different purpose, this module cannot be used. */ #ifndef BSP_NFC_H__ #define BSP_NFC_H__ #include #include "sdk_errors.h" #ifdef __cplusplus extern "C" { #endif /**@brief Function for initializing the NFC Button Module. * * Before calling this function, the BSP module must be initialized with buttons. The chosen * button is used to generate @ref BSP_EVENT_SLEEP events. * * @param[in] sleep_button Button ID used to generate @ref BSP_EVENT_SLEEP event. * * @retval NRF_SUCCESS If initialization was successful. Otherwise, a propagated error * code is returned. */ ret_code_t bsp_nfc_btn_init(uint32_t sleep_button); /**@brief Function for deinitializing the NFC Button Module. * * Before calling this function, the BSP module must be initialized with buttons. The chosen * button is used to generate default @ref BSP_EVENT_DEFAULT events. * * @param[in] sleep_button Button ID used to restore default event generation. * * @retval NRF_SUCCESS If initialization was successful. Otherwise, a propagated error * code is returned. */ ret_code_t bsp_nfc_btn_deinit(uint32_t sleep_button); /**@brief Function for setting up NFCT peripheral as wake-up source. * * This function must be called before going into System OFF mode. * * @note This function is only applicable if NFCT is used exclusively for wakeup. * If NFCT is used for a different purpose, this function cannot be used. * * @retval NRF_SUCCESS If NFCT peripheral was prepared successfully. Otherwise, * a propagated error code is returned. */ ret_code_t bsp_nfc_sleep_mode_prepare(void); #ifdef __cplusplus } #endif #endif /* BSP_NFC_H__ */ /** @} */