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33 lines
711 B
33 lines
711 B
/* |
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* Copyright (C) 2015 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 sys_analog_util |
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* @{ |
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* |
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* @file |
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* @brief DAC utility function implementation |
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* |
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* @author Hauke Petersen <hauke.petersen@fu-berlin.de> |
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* |
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* @} |
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*/ |
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#include <limits.h> |
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#include "analog_util.h" |
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uint16_t dac_util_map(int value, int min, int max) |
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{ |
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return (uint16_t)((value - min) * UINT16_MAX) / (max - min); |
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} |
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uint16_t dac_util_mapf(float value, float min, float max) |
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{ |
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return (uint16_t)(((value - min) * UINT16_MAX) / (max - min)); |
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}
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