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52 lines
1.2 KiB
C
52 lines
1.2 KiB
C
/*
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* Copyright (C) 2018 Inria
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* 2019 Freie Universität Berlin
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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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* @ingroup boards_common_nrf51
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* @{
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*
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* @file
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* @brief Shared default RTT configuration for nRF51-based boards
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*
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* @author Alexandre Abadie <alexandre.abadie@inria.fr>
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* @author Hauke Petersen <hauke.petersen@fu-berlin.de>
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*/
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#ifndef CFG_RTT_DEFAULT_H
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#define CFG_RTT_DEFAULT_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 Real time counter configuration
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* @{
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*/
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#ifndef RTT_DEV
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#define RTT_DEV (1) /* NRF_RTC1 */
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#endif
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#define RTT_MAX_VALUE (0x00ffffff) /* 24bit */
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#define RTT_MAX_FREQUENCY (32768U) /* in Hz */
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#define RTT_MIN_FREQUENCY (8U) /* in Hz */
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#define RTT_CLOCK_FREQUENCY (32768U) /* in Hz, LFCLK*/
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#ifndef RTT_FREQUENCY
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#define RTT_FREQUENCY (1024U) /* in Hz */
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#endif
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/** @} */
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#ifdef __cplusplus
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} /* end extern "C" */
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#endif
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#endif /* CFG_RTT_DEFAULT_H */
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