ardupilot/libraries/AP_Motors/AP_MotorsTri.h

57 lines
2.0 KiB
C++

// -*- tab-width: 4; Mode: C++; c-basic-offset: 4; indent-tabs-mode: nil -*-
/// @file AP_MotorsTri.h
/// @brief Motor control class for Tricopters
#ifndef __AP_MOTORS_TRI_H__
#define __AP_MOTORS_TRI_H__
#include <AP_Common.h>
#include <AP_Math.h> // ArduPilot Mega Vector/Matrix math Library
#include <RC_Channel.h> // RC Channel Library
#include "AP_Motors.h"
// tail servo uses channel 7
#define AP_MOTORS_CH_TRI_YAW CH_7
/// @class AP_MotorsTri
class AP_MotorsTri : public AP_Motors {
public:
/// Constructor
AP_MotorsTri(RC_Channel& rc_roll, RC_Channel& rc_pitch, RC_Channel& rc_throttle, RC_Channel& rc_yaw, RC_Channel& rc_tail, uint16_t loop_rate, uint16_t speed_hz = AP_MOTORS_SPEED_DEFAULT) :
AP_Motors(rc_roll, rc_pitch, rc_throttle, rc_yaw, loop_rate, speed_hz),
_rc_tail(rc_tail) {
};
// init
virtual void Init();
// set update rate to motors - a value in hertz
void set_update_rate( uint16_t speed_hz );
// enable - starts allowing signals to be sent to motors
virtual void enable();
// output_test - spin a motor at the pwm value specified
// motor_seq is the motor's sequence number from 1 to the number of motors on the frame
// pwm value is an actual pwm value that will be output, normally in the range of 1000 ~ 2000
virtual void output_test(uint8_t motor_seq, int16_t pwm);
// output_min - sends minimum values out to the motors
virtual void output_min();
// get_motor_mask - returns a bitmask of which outputs are being used for motors or servos (1 means being used)
// this can be used to ensure other pwm outputs (i.e. for servos) do not conflict
virtual uint16_t get_motor_mask();
protected:
// output - sends commands to the motors
virtual void output_armed();
virtual void output_disarmed();
RC_Channel& _rc_tail; // REV parameter used from this channel to determine direction of tail servo movement
};
#endif // AP_MOTORSTRI