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Diffstat (limited to 'apps/uORB/topics/differential_pressure.h')
-rw-r--r-- | apps/uORB/topics/differential_pressure.h | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/apps/uORB/topics/differential_pressure.h b/apps/uORB/topics/differential_pressure.h new file mode 100644 index 000000000..fd7670cbc --- /dev/null +++ b/apps/uORB/topics/differential_pressure.h @@ -0,0 +1,70 @@ +/**************************************************************************** + * + * Copyright (C) 2012-2013 PX4 Development Team. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name PX4 nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +/** + * @file differential_pressure.h + * + * Definition of differential pressure topic + */ + +#ifndef TOPIC_DIFFERENTIAL_PRESSURE_H_ +#define TOPIC_DIFFERENTIAL_PRESSURE_H_ + +#include "../uORB.h" +#include <stdint.h> + +/** + * @addtogroup topics + * @{ + */ + +/** + * Battery voltages and status + */ +struct differential_pressure_s { + uint64_t timestamp; /**< microseconds since system boot, needed to integrate */ + float static_pressure_mbar; /**< Static / environment pressure */ + float differential_pressure_mbar; /**< Differential pressure reading */ + float temperature_celcius; /**< ambient temperature in celcius, -1 if unknown */ + float indicated_airspeed_m_s; /**< indicated airspeed in meters per second, -1 if unknown */ + float true_airspeed_m_s; /**< true airspeed in meters per second, -1 if unknown */ +}; + +/** + * @} + */ + +/* register this as object request broker structure */ +ORB_DECLARE(differential_pressure); + +#endif
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