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xiaozhengsheng
145
components/ant/ant_state_indicator/ant_state_indicator.c
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145
components/ant/ant_state_indicator/ant_state_indicator.c
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/**
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* Copyright (c) 2015 - 2020, Nordic Semiconductor ASA
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*
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form, except as embedded into a Nordic
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* Semiconductor ASA integrated circuit in a product or a software update for
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* such product, must reproduce the above copyright notice, this list of
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* conditions and the following disclaimer in the documentation and/or other
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* materials provided with the distribution.
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*
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* 3. Neither the name of Nordic Semiconductor ASA nor the names of its
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* contributors may be used to endorse or promote products derived from this
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* software without specific prior written permission.
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*
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* 4. This software, with or without modification, must only be used with a
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* Nordic Semiconductor ASA integrated circuit.
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*
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* 5. Any software provided in binary form under this license must not be reverse
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* engineered, decompiled, modified and/or disassembled.
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*
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* THIS SOFTWARE IS PROVIDED BY NORDIC SEMICONDUCTOR ASA "AS IS" AND ANY EXPRESS
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* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL NORDIC SEMICONDUCTOR ASA OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
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* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#include "sdk_common.h"
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#if NRF_MODULE_ENABLED(ANT_STATE_INDICATOR)
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#include "ant_state_indicator.h"
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#include "bsp.h"
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#include "app_error.h"
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#include "nrf_sdh.h"
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#include "nrf_sdh_ant.h"
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#include "nrf_pwr_mgmt.h"
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static uint8_t m_channel = UINT8_MAX; /**< ANT channel number linked to indication. */
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static uint8_t m_channel_type; /**< Type of linked ANT channel. */
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ret_code_t ant_state_indicator_init( uint8_t channel, uint8_t channel_type)
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{
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m_channel = channel;
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m_channel_type = channel_type;
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return bsp_indication_set(BSP_INDICATE_IDLE);
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}
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ret_code_t ant_state_indicator_channel_opened(void)
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{
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ret_code_t err_code = NRF_SUCCESS;
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switch (m_channel_type)
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{
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case CHANNEL_TYPE_SLAVE:
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/* fall through */
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case CHANNEL_TYPE_SLAVE_RX_ONLY:
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err_code = bsp_indication_set(BSP_INDICATE_SCANNING);
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break;
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case CHANNEL_TYPE_MASTER:
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err_code = bsp_indication_set(BSP_INDICATE_ADVERTISING);
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break;
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}
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return err_code;
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}
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/**
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* @brief Function for handling ANT events.
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*
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* @param[in] p_ant_evt Event received from the ANT stack.
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* @param[in] p_context Context.
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*/
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static void ant_evt_handler(ant_evt_t * p_ant_evt, void * p_context)
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{
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ret_code_t err_code = NRF_SUCCESS;
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if (m_channel != p_ant_evt->channel)
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{
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return;
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}
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switch (m_channel_type)
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{
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case CHANNEL_TYPE_SLAVE:
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/* fall through */
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case CHANNEL_TYPE_SLAVE_RX_ONLY:
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switch (p_ant_evt->event)
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{
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case EVENT_RX:
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err_code = bsp_indication_set(BSP_INDICATE_CONNECTED);
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break;
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case EVENT_RX_FAIL:
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err_code = bsp_indication_set(BSP_INDICATE_RCV_ERROR);
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break;
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case EVENT_RX_FAIL_GO_TO_SEARCH:
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err_code = bsp_indication_set(BSP_INDICATE_SCANNING);
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break;
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case EVENT_CHANNEL_CLOSED:
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nrf_pwr_mgmt_shutdown(NRF_PWR_MGMT_SHUTDOWN_GOTO_SYSOFF);
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break;
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case EVENT_RX_SEARCH_TIMEOUT:
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err_code = bsp_indication_set(BSP_INDICATE_IDLE);
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break;
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}
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break;
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}
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APP_ERROR_CHECK(err_code);
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}
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NRF_SDH_ANT_OBSERVER(m_ant_observer, ANT_STATE_INDICATOR_ANT_OBSERVER_PRIO, ant_evt_handler, NULL);
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/**
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* @brief Function for shutdown events.
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*
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* @param[in] event Shutdown type.
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*/
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static bool m_shutdown_handler(nrf_pwr_mgmt_evt_t event)
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{
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ret_code_t err_code = bsp_indication_set(BSP_INDICATE_IDLE);
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APP_ERROR_CHECK(err_code);
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return true;
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}
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NRF_PWR_MGMT_HANDLER_REGISTER(m_shutdown_handler, ANT_STATE_INDICATOR_CONFIG_SHUTDOWN_HANDLER_PRIORITY);
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#endif // NRF_MODULE_ENABLED(ANT_STATE_INDICATOR)
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95
components/ant/ant_state_indicator/ant_state_indicator.h
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95
components/ant/ant_state_indicator/ant_state_indicator.h
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@@ -0,0 +1,95 @@
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/**
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* Copyright (c) 2015 - 2020, Nordic Semiconductor ASA
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*
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
|
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form, except as embedded into a Nordic
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* Semiconductor ASA integrated circuit in a product or a software update for
|
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* such product, must reproduce the above copyright notice, this list of
|
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* conditions and the following disclaimer in the documentation and/or other
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* materials provided with the distribution.
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*
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* 3. Neither the name of Nordic Semiconductor ASA nor the names of its
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* contributors may be used to endorse or promote products derived from this
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* software without specific prior written permission.
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*
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* 4. This software, with or without modification, must only be used with a
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* Nordic Semiconductor ASA integrated circuit.
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*
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* 5. Any software provided in binary form under this license must not be reverse
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* engineered, decompiled, modified and/or disassembled.
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*
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* THIS SOFTWARE IS PROVIDED BY NORDIC SEMICONDUCTOR ASA "AS IS" AND ANY EXPRESS
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* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
|
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* OF MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
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* DISCLAIMED. IN NO EVENT SHALL NORDIC SEMICONDUCTOR ASA OR CONTRIBUTORS BE
|
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
|
||||
* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#ifndef __ANT_STATE_INDICATOR_H
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#define __ANT_STATE_INDICATOR_H
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/** @file
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*
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* @defgroup ant_state_indicator ANT channel state indicator
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* @{
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* @ingroup ant_sdk_utils
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* @brief ANT channel state indicator module.
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*
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* @details This module provides functionality for indicating the ANT channel state.
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*/
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#include <stdint.h>
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#include "sdk_errors.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* @brief Function for initializing the ANT channel state indicator.
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*
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* @details This function links the signaling procedure with a specific ANT channel.
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*
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* Before calling this function, you must initiate the @ref lib_bsp to be able to use the LEDs.
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*
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* @param[in] channel ANT channel number.
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* @param[in] channel_type ANT channel type (see Assign Channel Parameters in ant_parameters.h: @ref ant_parameters).
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*
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* @retval NRF_SUCCESS If the module was initialized successfully. Otherwise, a propagated error
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* code is returned.
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*/
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ret_code_t ant_state_indicator_init(uint8_t channel, uint8_t channel_type);
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/**
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* @brief Function for indicating the channel opening.
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*
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* @details This function should be called after the opening of the channel.
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*
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* @retval NRF_SUCCESS If the state was successfully indicated.
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* @retval NRF_ERROR_NO_MEM If the internal timer operations queue was full.
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* @retval NRF_ERROR_INVALID_STATE If the application timer module has not been initialized
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* or the internal timer has not been created.
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*
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* @retval NRF_SUCCESS If the state was indicated successfully. Otherwise, a propagated error
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* code is returned.
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*/
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ret_code_t ant_state_indicator_channel_opened(void);
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#ifdef __cplusplus
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}
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#endif
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#endif // ANT_STATE_INDICATOR_H__
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/** @} */
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