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70 lines
2.6 KiB
70 lines
2.6 KiB
/**************************************************************************** |
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* |
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* Copyright (C) 2012-2013 PX4 Development Team. All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* |
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* 1. Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in |
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* the documentation and/or other materials provided with the |
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* distribution. |
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* 3. Neither the name PX4 nor the names of its contributors may be |
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* used to endorse or promote products derived from this software |
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* without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS |
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN |
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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* POSSIBILITY OF SUCH DAMAGE. |
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* |
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****************************************************************************/ |
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/** |
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* @file differential_pressure.h |
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* |
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* Definition of differential pressure topic |
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*/ |
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#ifndef TOPIC_DIFFERENTIAL_PRESSURE_H_ |
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#define TOPIC_DIFFERENTIAL_PRESSURE_H_ |
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#include "../uORB.h" |
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#include <stdint.h> |
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/** |
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* @addtogroup topics |
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* @{ |
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*/ |
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/** |
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* Battery voltages and status |
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*/ |
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struct differential_pressure_s { |
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uint64_t timestamp; /**< microseconds since system boot, needed to integrate */ |
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float static_pressure_mbar; /**< Static / environment pressure */ |
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float differential_pressure_mbar; /**< Differential pressure reading */ |
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float temperature_celcius; /**< ambient temperature in celcius, -1 if unknown */ |
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float indicated_airspeed_m_s; /**< indicated airspeed in meters per second, -1 if unknown */ |
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float true_airspeed_m_s; /**< true airspeed in meters per second, -1 if unknown */ |
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}; |
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/** |
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* @} |
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*/ |
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/* register this as object request broker structure */ |
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ORB_DECLARE(differential_pressure); |
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#endif |