Thomas Butler / nrf51-sdk

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Fork of nrf51-sdk by Lancaster University

source/nordic_sdk/components/ble/ble_radio_notification/ble_radio_notification.c@0:bc2961fa1ef0, 2016-04-06 (annotated)

Committer:
Jonathan Austin
Date:
Wed Apr 06 23:55:04 2016 +0100
Revision:
0:bc2961fa1ef0
Synchronized with git rev 90647e3

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Jonathan Austin 0:bc2961fa1ef0 1 /*
Jonathan Austin 0:bc2961fa1ef0 2 * Copyright (c) Nordic Semiconductor ASA
Jonathan Austin 0:bc2961fa1ef0 3 * All rights reserved.
Jonathan Austin 0:bc2961fa1ef0 4 *
Jonathan Austin 0:bc2961fa1ef0 5 * Redistribution and use in source and binary forms, with or without modification,
Jonathan Austin 0:bc2961fa1ef0 6 * are permitted provided that the following conditions are met:
Jonathan Austin 0:bc2961fa1ef0 7 *
Jonathan Austin 0:bc2961fa1ef0 8 * 1. Redistributions of source code must retain the above copyright notice, this
Jonathan Austin 0:bc2961fa1ef0 9 * list of conditions and the following disclaimer.
Jonathan Austin 0:bc2961fa1ef0 10 *
Jonathan Austin 0:bc2961fa1ef0 11 * 2. Redistributions in binary form must reproduce the above copyright notice, this
Jonathan Austin 0:bc2961fa1ef0 12 * list of conditions and the following disclaimer in the documentation and/or
Jonathan Austin 0:bc2961fa1ef0 13 * other materials provided with the distribution.
Jonathan Austin 0:bc2961fa1ef0 14 *
Jonathan Austin 0:bc2961fa1ef0 15 * 3. Neither the name of Nordic Semiconductor ASA nor the names of other
Jonathan Austin 0:bc2961fa1ef0 16 * contributors to this software may be used to endorse or promote products
Jonathan Austin 0:bc2961fa1ef0 17 * derived from this software without specific prior written permission.
Jonathan Austin 0:bc2961fa1ef0 18 *
Jonathan Austin 0:bc2961fa1ef0 19 *
Jonathan Austin 0:bc2961fa1ef0 20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
Jonathan Austin 0:bc2961fa1ef0 21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
Jonathan Austin 0:bc2961fa1ef0 22 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
Jonathan Austin 0:bc2961fa1ef0 23 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
Jonathan Austin 0:bc2961fa1ef0 24 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
Jonathan Austin 0:bc2961fa1ef0 25 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
Jonathan Austin 0:bc2961fa1ef0 26 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
Jonathan Austin 0:bc2961fa1ef0 27 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
Jonathan Austin 0:bc2961fa1ef0 28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
Jonathan Austin 0:bc2961fa1ef0 29 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
Jonathan Austin 0:bc2961fa1ef0 30 *
Jonathan Austin 0:bc2961fa1ef0 31 */
Jonathan Austin 0:bc2961fa1ef0 32
Jonathan Austin 0:bc2961fa1ef0 33 #include "ble_radio_notification.h"
Jonathan Austin 0:bc2961fa1ef0 34 #include <stdlib.h>
Jonathan Austin 0:bc2961fa1ef0 35
Jonathan Austin 0:bc2961fa1ef0 36
Jonathan Austin 0:bc2961fa1ef0 37 static bool m_radio_active = false; /**< Current radio state. */
Jonathan Austin 0:bc2961fa1ef0 38 static ble_radio_notification_evt_handler_t m_evt_handler = NULL; /**< Application event handler for handling Radio Notification events. */
Jonathan Austin 0:bc2961fa1ef0 39
Jonathan Austin 0:bc2961fa1ef0 40
Jonathan Austin 0:bc2961fa1ef0 41 void SWI1_IRQHandler(void)
Jonathan Austin 0:bc2961fa1ef0 42 {
Jonathan Austin 0:bc2961fa1ef0 43 m_radio_active = !m_radio_active;
Jonathan Austin 0:bc2961fa1ef0 44 if (m_evt_handler != NULL)
Jonathan Austin 0:bc2961fa1ef0 45 {
Jonathan Austin 0:bc2961fa1ef0 46 m_evt_handler(m_radio_active);
Jonathan Austin 0:bc2961fa1ef0 47 }
Jonathan Austin 0:bc2961fa1ef0 48 }
Jonathan Austin 0:bc2961fa1ef0 49
Jonathan Austin 0:bc2961fa1ef0 50
Jonathan Austin 0:bc2961fa1ef0 51 uint32_t ble_radio_notification_init(nrf_app_irq_priority_t irq_priority,
Jonathan Austin 0:bc2961fa1ef0 52 nrf_radio_notification_distance_t distance,
Jonathan Austin 0:bc2961fa1ef0 53 ble_radio_notification_evt_handler_t evt_handler)
Jonathan Austin 0:bc2961fa1ef0 54 {
Jonathan Austin 0:bc2961fa1ef0 55 uint32_t err_code;
Jonathan Austin 0:bc2961fa1ef0 56
Jonathan Austin 0:bc2961fa1ef0 57 m_evt_handler = evt_handler;
Jonathan Austin 0:bc2961fa1ef0 58
Jonathan Austin 0:bc2961fa1ef0 59 // Initialize Radio Notification software interrupt
Jonathan Austin 0:bc2961fa1ef0 60 err_code = sd_nvic_ClearPendingIRQ(SWI1_IRQn);
Jonathan Austin 0:bc2961fa1ef0 61 if (err_code != NRF_SUCCESS)
Jonathan Austin 0:bc2961fa1ef0 62 {
Jonathan Austin 0:bc2961fa1ef0 63 return err_code;
Jonathan Austin 0:bc2961fa1ef0 64 }
Jonathan Austin 0:bc2961fa1ef0 65
Jonathan Austin 0:bc2961fa1ef0 66 err_code = sd_nvic_SetPriority(SWI1_IRQn, irq_priority);
Jonathan Austin 0:bc2961fa1ef0 67 if (err_code != NRF_SUCCESS)
Jonathan Austin 0:bc2961fa1ef0 68 {
Jonathan Austin 0:bc2961fa1ef0 69 return err_code;
Jonathan Austin 0:bc2961fa1ef0 70 }
Jonathan Austin 0:bc2961fa1ef0 71
Jonathan Austin 0:bc2961fa1ef0 72 err_code = sd_nvic_EnableIRQ(SWI1_IRQn);
Jonathan Austin 0:bc2961fa1ef0 73 if (err_code != NRF_SUCCESS)
Jonathan Austin 0:bc2961fa1ef0 74 {
Jonathan Austin 0:bc2961fa1ef0 75 return err_code;
Jonathan Austin 0:bc2961fa1ef0 76 }
Jonathan Austin 0:bc2961fa1ef0 77
Jonathan Austin 0:bc2961fa1ef0 78 // Configure the event
Jonathan Austin 0:bc2961fa1ef0 79 return sd_radio_notification_cfg_set(NRF_RADIO_NOTIFICATION_TYPE_INT_ON_BOTH, distance);
Jonathan Austin 0:bc2961fa1ef0 80 }