Nordic stack and drivers for the mbed BLE API
Dependents: Sensen-classic-v8-IAQ_copy_4
Fork of nRF51822 by
Diff: TARGET_MCU_NRF51822/sdk/source/ble/ble_radio_notification/ble_radio_notification.c
- Revision:
- 638:c90ae1400bf2
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/TARGET_MCU_NRF51822/sdk/source/ble/ble_radio_notification/ble_radio_notification.c Wed Sep 14 14:39:43 2016 +0100 @@ -0,0 +1,80 @@ +/* + * Copyright (c) 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 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 other + * contributors to this software may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * + * 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> + + +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(nrf_app_irq_priority_t irq_priority, + nrf_radio_notification_distance_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); +}