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RIOT/boards/common/nrf51/include/board_common.h
2019-08-07 09:53:55 +02:00

64 lines
1.4 KiB
C

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