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30 lines
726 B
30 lines
726 B
/* |
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* |
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* NMEA library |
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* URL: http://nmea.sourceforge.net |
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* Author: Tim (xtimor@gmail.com) |
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* Licence: http://www.gnu.org/licenses/lgpl.html |
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* $Id: units.h 4 2007-08-27 13:11:03Z xtimor $ |
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* |
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*/ |
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#ifndef __NMEA_UNITS_H__ |
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#define __NMEA_UNITS_H__ |
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#include "config.h" |
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/* |
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* Distance units |
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*/ |
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#define NMEA_TUD_YARDS (1.0936) /**< Yeards, meter * NMEA_TUD_YARDS = yard */ |
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#define NMEA_TUD_KNOTS (1.852) /**< Knots, kilometer / NMEA_TUD_KNOTS = knot */ |
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#define NMEA_TUD_MILES (1.609) /**< Miles, kilometer / NMEA_TUD_MILES = mile */ |
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/* |
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* Speed units |
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*/ |
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#define NMEA_TUS_MS (3.6) /**< Meters per seconds, (k/h) / NMEA_TUS_MS= (m/s) */ |
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#endif /* __NMEA_UNITS_H__ */
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