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33 lines
808 B
33 lines
808 B
/// -*- tab-width: 4; Mode: C++; c-basic-offset: 4; indent-tabs-mode: nil -*- |
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#ifndef __AP_AIRSPEED_ANALOG_H__ |
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#define __AP_AIRSPEED_ANALOG_H__ |
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#include <AP_HAL/AP_HAL.h> |
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#include "AP_Airspeed_Backend.h" |
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class AP_Airspeed_Analog : public AP_Airspeed_Backend |
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{ |
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public: |
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AP_Airspeed_Analog(const AP_Int8 &pin) : |
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_source(NULL), |
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_pin(pin), |
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_last_pin(-1) |
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{} |
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// probe and initialise the sensor |
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bool init(void); |
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// return the current differential_pressure in Pascal |
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bool get_differential_pressure(float &pressure); |
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// temperature not available via analog backend |
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bool get_temperature(float &temperature) { return false; } |
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private: |
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AP_HAL::AnalogSource *_source; |
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const AP_Int8 &_pin; |
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int8_t _last_pin; |
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}; |
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#endif // __AP_AIRSPEED_ANALOG_H__
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