mirror of https://github.com/ArduPilot/ardupilot
46 lines
1.4 KiB
C++
46 lines
1.4 KiB
C++
/*
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include "AP_TemperatureSensor_config.h"
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#if AP_TEMPERATURE_SENSOR_ANALOG_ENABLED
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#include "AP_TemperatureSensor_Backend.h"
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#include <AP_Param/AP_Param.h>
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class AP_TemperatureSensor_Analog : public AP_TemperatureSensor_Backend {
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public:
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AP_TemperatureSensor_Analog(AP_TemperatureSensor &front, AP_TemperatureSensor::TemperatureSensor_State &state, AP_TemperatureSensor_Params ¶ms);
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void update(void) override;
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static const struct AP_Param::GroupInfo var_info[];
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private:
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AP_HAL::AnalogSource *_analog_source;
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// Pin used to measure voltage
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AP_Int8 _pin;
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// Polynomial coefficients to calculate temperature from voltage
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AP_Float _a[5];
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};
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#endif // AP_TEMPERATURE_SENSOR_ANALOG_ENABLED
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