/* * Copyright (c) 2012 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 or object form under this license must not be reverse * engineered, decompiled, modified and/or disassembled. * * 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. * */ #include "ble_radio_notification.h" #include <stdlib.h> #include "nrf_nvic.h" static bool m_radio_active = false; /**< Current radio state. */ static ble_radio_notification_evt_handler_t m_evt_handler = NULL; /**< Application event handler for handling Radio Notification events. */ void SWI1_IRQHandler(void) { m_radio_active = !m_radio_active; if (m_evt_handler != NULL) { m_evt_handler(m_radio_active); } } uint32_t ble_radio_notification_init(uint32_t irq_priority, uint8_t distance, ble_radio_notification_evt_handler_t evt_handler) { uint32_t err_code; m_evt_handler = evt_handler; // Initialize Radio Notification software interrupt err_code = sd_nvic_ClearPendingIRQ(SWI1_IRQn); if (err_code != NRF_SUCCESS) { return err_code; } err_code = sd_nvic_SetPriority(SWI1_IRQn, irq_priority); if (err_code != NRF_SUCCESS) { return err_code; } err_code = sd_nvic_EnableIRQ(SWI1_IRQn); if (err_code != NRF_SUCCESS) { return err_code; } // Configure the event return sd_radio_notification_cfg_set(NRF_RADIO_NOTIFICATION_TYPE_INT_ON_BOTH, distance); }