ardupilot/libraries/AP_Proximity/AP_Proximity_TeraRangerTower.h

37 lines
1012 B
C++

#pragma once
#include "AP_Proximity_Backend_Serial.h"
#if HAL_PROXIMITY_ENABLED
#define PROXIMITY_TRTOWER_TIMEOUT_MS 300 // requests timeout after 0.3 seconds
class AP_Proximity_TeraRangerTower : public AP_Proximity_Backend_Serial
{
public:
using AP_Proximity_Backend_Serial::AP_Proximity_Backend_Serial;
// update state
void update(void) override;
// get maximum and minimum distances (in meters) of sensor
float distance_max() const override;
float distance_min() const override;
private:
// check and process replies from sensor
bool read_sensor_data();
void update_sector_data(int16_t angle_deg, uint16_t distance_cm);
// reply related variables
uint8_t buffer[20]; // buffer where to store data from serial
uint8_t buffer_count;
// request related variables
uint32_t _last_distance_received_ms; // system time of last distance measurement received from sensor
};
#endif // HAL_PROXIMITY_ENABLED