Line data    Source code

       1             : #pragma once
       2             : 
       3             : #include "AP_Proximity_Backend.h"
       4             : 
       5             : #if HAL_PROXIMITY_ENABLED
       6             : 
       7             : class AP_Proximity_Backend_Serial : public AP_Proximity_Backend
       8             : {
       9             : public:
      10             :     AP_Proximity_Backend_Serial(AP_Proximity &_frontend,
      11             :                                 AP_Proximity::Proximity_State &_state,
      12             :                                 AP_Proximity_Params& _params,
      13             :                                 uint8_t serial_instance);
      14             : 
      15             :     // static detection function
      16             :     // detect if a proximity sensor is connected by looking for a configured serial port
      17             :     // serial_instance affects which serial port is used.  Should be 0 or 1 depending on whether this is the 1st or 2nd proximity sensor with a serial interface
      18             :     static bool detect(uint8_t serial_instance);
      19             : 
      20             : protected:
      21           6 :     virtual uint16_t rxspace() const { return 0; };
      22             : 
      23             :     AP_HAL::UARTDriver *_uart;              // uart for communicating with sensor
      24             : };
      25             : 
      26             : #endif // HAL_PROXIMITY_ENABLED