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64 lines
1.4 KiB
C
64 lines
1.4 KiB
C
/*
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* Copyright (C) 2017 Freie Universität Berlin
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* 2018 Inria
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*
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* This file is subject to the terms and conditions of the GNU Lesser
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* General Public License v2.1. See the file LICENSE in the top level
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* directory for more details.
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*/
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/**
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* @defgroup boards_common_nrf51 NRF51 common
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* @ingroup boards_common
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* @brief Shared files and configuration for some nRF51 boards.
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* @{
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*
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* @file
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* @brief Shared configuration for some nRF51-based boards
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*
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* @author Hauke Petersen <hauke.petersen@fu-berlin.de>
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* @author Alexandre Abadie <alexandre.abadie@inria.fr>
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*/
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#ifndef BOARD_COMMON_H
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#define BOARD_COMMON_H
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#include "cpu.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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* @name Xtimer configuration
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*
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* Some external packages (e.g. NimBLE) require dedicated access to timer 0.
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* Setting the BOARD_NRF51_XTIMER_ALT variable allows to change the default
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* xtimer configuration to use
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*
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* @{
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*/
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#ifndef BOARD_NRF51_XTIMER_ALT
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/* default xtimer mapping */
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#define XTIMER_WIDTH (24)
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#else
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/* alternative mapping to TIMER_DEV(1) */
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#define XTIMER_DEV TIMER_DEV(1)
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#define XTIMER_WIDTH (16)
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#define XTIMER_CHAN (0)
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#endif
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#define XTIMER_BACKOFF (40)
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/** @} */
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/**
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* @brief Initialize the platform
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*/
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void board_init(void);
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#ifdef __cplusplus
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}
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#endif
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#endif /* BOARD_COMMON_H */
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/** @} */
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