Line data    Source code

       1             : /*
       2             :    This program is free software: you can redistribute it and/or modify
       3             :    it under the terms of the GNU General Public License as published by
       4             :    the Free Software Foundation, either version 3 of the License, or
       5             :    (at your option) any later version.
       6             : 
       7             :    This program is distributed in the hope that it will be useful,
       8             :    but WITHOUT ANY WARRANTY; without even the implied warranty of
       9             :    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      10             :    GNU General Public License for more details.
      11             : 
      12             :    You should have received a copy of the GNU General Public License
      13             :    along with this program.  If not, see <http://www.gnu.org/licenses/>.
      14             :  */
      15             : #pragma once
      16             : 
      17             : #include "AP_TemperatureSensor.h"
      18             : 
      19             : #if AP_TEMPERATURE_SENSOR_ENABLED
      20             : #include <AP_HAL/Semaphores.h>
      21             : #include <AP_ESC_Telem/AP_ESC_Telem.h>
      22             : 
      23             : class AP_TemperatureSensor_Backend
      24             : #if HAL_WITH_ESC_TELEM
      25             :  : public AP_ESC_Telem_Backend
      26             : #endif
      27             : {
      28             : public:
      29             :     // constructor. This incorporates initialisation as well.
      30             :     AP_TemperatureSensor_Backend(AP_TemperatureSensor &front, AP_TemperatureSensor::TemperatureSensor_State &state, AP_TemperatureSensor_Params &params);
      31             : 
      32             :     // initialise
      33           0 :     __INITFUNC__ virtual void init() {};
      34             : 
      35             :     // update the latest temperature
      36             :     virtual void update() = 0;
      37             : 
      38             :     // do we have a valid temperature reading?
      39             :     virtual bool healthy(void) const;
      40             : 
      41             :     // logging functions
      42             :     void Log_Write_TEMP() const;
      43             : 
      44             :     AP_HAL::Device *_dev;
      45             : 
      46             : 
      47             : protected:
      48             : 
      49             :     void set_temperature(const float temperature);
      50             :     void update_external_libraries(const float temperature);
      51             : 
      52             :     AP_TemperatureSensor                            &_front;    // reference to front-end
      53             :     AP_TemperatureSensor::TemperatureSensor_State   &_state;    // reference to this instance's state (held in the front-end)
      54             :     AP_TemperatureSensor_Params                     &_params;   // reference to this instance's parameters (held in the front-end)
      55             : 
      56             : private:
      57             :     HAL_Semaphore _sem; // used to copy from backend to frontend
      58             : };
      59             : 
      60             : #endif // AP_TEMPERATURE_SENSOR_ENABLED