85 lines
3.3 KiB
C
85 lines
3.3 KiB
C
/**
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* Copyright (c) 2015 - 2019, 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 "bsp_nfc.h"
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#include "bsp.h"
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#include "nrf.h"
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#include "app_util_platform.h"
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#ifndef BSP_SIMPLE
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#define BTN_ACTION_SLEEP BSP_BUTTON_ACTION_RELEASE /**< Button action used to put the application into sleep mode. */
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ret_code_t bsp_nfc_btn_init(uint32_t sleep_button)
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{
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uint32_t err_code = bsp_event_to_button_action_assign(sleep_button,
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BTN_ACTION_SLEEP,
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BSP_EVENT_SLEEP);
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return err_code;
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}
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ret_code_t bsp_nfc_btn_deinit(uint32_t sleep_button)
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{
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uint32_t err_code = bsp_event_to_button_action_assign(sleep_button,
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BTN_ACTION_SLEEP,
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BSP_EVENT_DEFAULT);
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return err_code;
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}
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ret_code_t bsp_nfc_sleep_mode_prepare(void)
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{
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#if defined(NFCT_PRESENT)
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// Check if peripheral is not used.
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CRITICAL_REGION_ENTER();
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#ifdef NRF52832_XXAA
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if ((*(uint32_t *)0x40005410 & 0x07) == 0)
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#else
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if ((NRF_NFCT->NFCTAGSTATE & NFCT_NFCTAGSTATE_NFCTAGSTATE_Msk)
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== NFCT_NFCTAGSTATE_NFCTAGSTATE_Disabled)
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#endif // NRF52832_XXAA
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{
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NRF_NFCT->TASKS_SENSE = 1;
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}
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CRITICAL_REGION_EXIT();
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return NRF_SUCCESS;
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#else
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return NRF_ERROR_NOT_SUPPORTED;
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#endif
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}
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#endif //BSP_SIMPLE
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