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xiaozhengsheng
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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_REQUEST_CONTROLLER)
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#include "ant_request_controller.h"
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#include "ant_interface.h"
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#include "ant_parameters.h"
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#include "app_error.h"
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#include "nrf_assert.h"
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#include "nrf.h"
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/**@brief Common message data layout structure. */
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typedef struct
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{
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uint8_t page_number; ///< Page number.
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uint8_t page_payload[7]; ///< Page payload.
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}ant_common_message_layout_t;
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void ant_request_controller_init(ant_request_controller_t * p_controller)
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{
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ASSERT(p_controller != NULL);
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p_controller->state = ANT_REQUEST_CONTROLLER_IDLE;
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p_controller->page_70 = DEFAULT_ANT_COMMON_PAGE70();
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}
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uint32_t ant_request_controller_request(ant_request_controller_t * p_controller,
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uint8_t channel_number,
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ant_common_page70_data_t * p_page_70)
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{
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ASSERT(p_controller != NULL);
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ASSERT(p_page_70 != NULL);
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ant_common_message_layout_t message;
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message.page_number = ANT_COMMON_PAGE_70;
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ant_common_page_70_encode(message.page_payload, p_page_70);
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p_controller->state = ANT_REQUEST_CONTROLLER_SENDED;
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return sd_ant_acknowledge_message_tx(channel_number, sizeof (message), (uint8_t *)&message);
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}
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bool ant_request_controller_pending_get(ant_request_controller_t * p_controller,
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uint8_t * p_page_number)
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{
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ASSERT(p_controller != NULL);
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ASSERT(p_page_number != NULL);
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if ((p_controller->state == ANT_REQUEST_CONTROLLER_ACK_UNTIL_SUCCESS_REQUESTED)
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|| (p_controller->state == ANT_REQUEST_CONTROLLER_ACK_REQUESTED)
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|| (p_controller->state == ANT_REQUEST_CONTROLLER_BROADCAST_REQUESTED))
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{
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*p_page_number = p_controller->page_70.page_number;
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return true;
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}
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return false;
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}
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bool ant_request_controller_ack_needed(ant_request_controller_t * p_controller)
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{
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ASSERT(p_controller != NULL);
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return ((p_controller->state == ANT_REQUEST_CONTROLLER_ACK_UNTIL_SUCCESS_REQUESTED)
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|| (p_controller->state == ANT_REQUEST_CONTROLLER_ACK_REQUESTED));
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}
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ant_request_controller_evt_t ant_request_controller_disp_evt_handler(
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ant_request_controller_t * p_controller,
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ant_evt_t * p_ant_evt)
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{
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ASSERT(p_controller != NULL);
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ASSERT(p_ant_evt != NULL);
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if ( p_controller->state == ANT_REQUEST_CONTROLLER_SENDED)
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{
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switch (p_ant_evt->event)
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{
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case EVENT_TRANSFER_TX_FAILED:
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p_controller->state = ANT_REQUEST_CONTROLLER_IDLE;
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return ANT_REQUEST_CONTROLLER_FAILED;
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case EVENT_TRANSFER_TX_COMPLETED:
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p_controller->state = ANT_REQUEST_CONTROLLER_IDLE;
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return ANT_REQUEST_CONTROLLER_SUCCESS;
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default:
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break;
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}
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}
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return ANT_REQUEST_CONTROLLER_NONE;
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}
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/**@brief Function for confirmation of page sending.
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*
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* @param[in] p_controller Pointer to the controller instance.
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*/
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__STATIC_INLINE void page_sended(ant_request_controller_t * p_controller)
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{
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if (!((p_controller->page_70.transmission_response.items.transmit_count)--))
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{
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p_controller->state = ANT_REQUEST_CONTROLLER_IDLE;
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}
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}
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/**@brief Function for handling page request.
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*
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* @param[in] p_controller Pointer to the controller instance.
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* @param[in] p_message_payload Pointer to the message payload.
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*/
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__STATIC_INLINE void page_requested(ant_request_controller_t * p_controller,
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ant_common_message_layout_t * p_message_payload)
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{
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ant_common_page_70_decode(p_message_payload->page_payload, &(p_controller->page_70));
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if ((p_controller->page_70.command_type == ANT_PAGE70_COMMAND_PAGE_DATA_REQUEST)
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&& (p_controller->page_70.transmission_response.specyfic != ANT_PAGE70_RESPONSE_INVALID))
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{
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if (p_controller->page_70.transmission_response.items.ack_resposne)
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{
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if (p_controller->page_70.transmission_response.specyfic ==
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ANT_PAGE70_RESPONSE_TRANSMIT_UNTIL_SUCCESS)
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{
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p_controller->state = ANT_REQUEST_CONTROLLER_ACK_UNTIL_SUCCESS_REQUESTED;
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}
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else
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{
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p_controller->state = ANT_REQUEST_CONTROLLER_ACK_REQUESTED;
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}
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}
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else
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{
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p_controller->state = ANT_REQUEST_CONTROLLER_BROADCAST_REQUESTED;
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}
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}
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}
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void ant_request_controller_sens_evt_handler(ant_request_controller_t * p_controller,
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ant_evt_t * p_ant_evt)
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{
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ASSERT(p_controller != NULL);
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ASSERT(p_ant_evt != NULL);
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ant_common_message_layout_t * p_message_payload =
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(ant_common_message_layout_t *)p_ant_evt->message.ANT_MESSAGE_aucPayload;
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switch (p_ant_evt->event)
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{
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case EVENT_RX:
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if (p_message_payload->page_number == ANT_COMMON_PAGE_70)
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{
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page_requested(p_controller, p_message_payload);
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}
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break;
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case EVENT_TRANSFER_TX_COMPLETED:
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if (p_controller->state == ANT_REQUEST_CONTROLLER_ACK_UNTIL_SUCCESS_REQUESTED)
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{
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p_controller->state = ANT_REQUEST_CONTROLLER_IDLE;
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}
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/* fall through */
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case EVENT_TX:
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if (p_controller->state == ANT_REQUEST_CONTROLLER_BROADCAST_REQUESTED
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|| p_controller->state == ANT_REQUEST_CONTROLLER_ACK_REQUESTED)
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{
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page_sended(p_controller);
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}
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break;
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default:
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break;
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}
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}
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#endif // NRF_MODULE_ENABLED(ANT_REQUEST_CONTROLLER)
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@@ -0,0 +1,157 @@
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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
|
||||
* 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
|
||||
* 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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/** @file
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*
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* @defgroup ant_request_controller ANT request controller
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* @{
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* @ingroup ant_sdk_utils
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*
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* @brief Module for handling page requests related to page 70.
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*/
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#ifndef ANT_REQUEST_CONTROLLER_H__
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#define ANT_REQUEST_CONTROLLER_H__
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#include <stdbool.h>
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#include "ant_common_page_70.h"
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#include "nrf_sdh_ant.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**@brief Request controller events types. */
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typedef enum
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{
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ANT_REQUEST_CONTROLLER_NONE, ///< No event.
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ANT_REQUEST_CONTROLLER_SUCCESS, ///< Page request successful.
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ANT_REQUEST_CONTROLLER_FAILED, ///< Page request failed.
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} ant_request_controller_evt_t;
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/**@brief Request controller states. */
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typedef enum
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{
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ANT_REQUEST_CONTROLLER_IDLE, ///< Module is in idle state.
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ANT_REQUEST_CONTROLLER_SENDED, ///< Module waits for acknowledgment of its request.
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ANT_REQUEST_CONTROLLER_BROADCAST_REQUESTED, ///< Module is requested to send page n times using broadcast.
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ANT_REQUEST_CONTROLLER_ACK_REQUESTED, ///< Module is requested to send page n times using acknowledgment.
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ANT_REQUEST_CONTROLLER_ACK_UNTIL_SUCCESS_REQUESTED, ///< Module is requested to send page until success using acknowledgment.
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} ant_request_controller_state_t;
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/**@brief ANT request controller structure. */
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typedef struct
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{
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ant_request_controller_state_t state; ///< Actual module state.
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ant_common_page70_data_t page_70; ///< Page 70.
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} ant_request_controller_t;
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/**@brief Function for initializing the ANT request controller instance.
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*
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* @param[in] p_controller Pointer to the controller instance.
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*/
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void ant_request_controller_init(ant_request_controller_t * p_controller);
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/**@brief Function for sending a request.
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*
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* @param[in] p_controller Pointer to the controller instance.
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* @param[in] channel_number Channel number.
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* @param[in] p_page_70 Pointer to the prepared page 70.
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*
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* @return Error code returned by @ref sd_ant_acknowledge_message_tx().
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*/
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uint32_t ant_request_controller_request(ant_request_controller_t * p_controller,
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uint8_t channel_number,
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ant_common_page70_data_t * p_page_70);
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/**@brief Function for getting pending page number.
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*
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* @details This function checks whether a page number was requested.
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*
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* @param[in] p_controller Pointer to the controller instance.
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* @param[out] p_page_number Pending page number (valid if true was returned).
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*
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* @retval TRUE If there was a pending page.
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* @retval FALSE If no page was pending.
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*/
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bool ant_request_controller_pending_get(ant_request_controller_t * p_controller,
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uint8_t * p_page_number);
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/**@brief Function for checking whether the next page must be sent with acknowledgment.
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*
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* @param[in] p_controller Pointer to the controller instance.
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*
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* @retval TRUE If the next transmission needs acknowledgment.
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* @retval FALSE If the next transmission does not need acknowledgment.
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*/
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bool ant_request_controller_ack_needed(ant_request_controller_t * p_controller);
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/**
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* @brief Function for handling ANT events on display side.
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*
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* @details All events from the ANT stack that are related to the appropriate channel number
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* should be propagated.
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*
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* @param[in] p_controller Pointer to the controller instance.
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* @param[in] p_ant_evt Event received from the ANT stack.
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*/
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ant_request_controller_evt_t ant_request_controller_disp_evt_handler(
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ant_request_controller_t * p_controller,
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ant_evt_t * p_ant_evt);
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/**
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* @brief Function for handling ANT events on sensor side.
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*
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* @details All events from the ANT stack that are related to the appropriate channel number
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* should be propagated.
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*
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* @param[in] p_controller Pointer to the controller instance.
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* @param[in] p_ant_evt Event received from the ANT stack.
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* @retval TRUE If there was a pending page.
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*/
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void ant_request_controller_sens_evt_handler(ant_request_controller_t * p_controller,
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ant_evt_t * p_ant_evt);
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#ifdef __cplusplus
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}
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#endif
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#endif // ANT_REQUEST_CONTROLLER_H__
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/** @} */
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