ardupilot/libraries/RC_Channel/RC_Channel_aux.h

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2013-05-29 20:48:45 -03:00
// -*- tab-width: 4; Mode: C++; c-basic-offset: 4; indent-tabs-mode: nil -*-
/// @file RC_Channel_aux.h
/// @brief RC_Channel manager for auxiliary channels (5..8), with EEPROM-backed storage of constants.
/// @author Amilcar Lucas
#ifndef __RC_CHANNEL_AUX_H__
#define __RC_CHANNEL_AUX_H__
#include <AP_HAL.h>
#include "RC_Channel.h"
#if HAL_CPU_CLASS > HAL_CPU_CLASS_16
#define RC_AUX_MAX_CHANNELS 12
#else
#define RC_AUX_MAX_CHANNELS 8
#endif
/// @class RC_Channel_aux
/// @brief Object managing one aux. RC channel (CH5-8), with information about its function
class RC_Channel_aux : public RC_Channel {
public:
/// Constructor
///
/// @param key EEPROM storage key for the channel trim parameters.
/// @param name Optional name for the group.
///
RC_Channel_aux(uint8_t ch_out) :
RC_Channel(ch_out)
{
for (uint8_t i=0; i<RC_AUX_MAX_CHANNELS; i++) {
if (_aux_channels[i] == NULL) {
_aux_channels[i] = this;
break;
}
}
AP_Param::setup_object_defaults(this, var_info);
}
typedef enum
{
k_none = 0, ///< disabled
k_manual = 1, ///< manual, just pass-thru the RC in signal
k_flap = 2, ///< flap
k_flap_auto = 3, ///< flap automated
k_aileron = 4, ///< aileron
k_unused1 = 5, ///< unused function
k_mount_pan = 6, ///< mount yaw (pan)
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k_mount_tilt = 7, ///< mount pitch (tilt)
k_mount_roll = 8, ///< mount roll
k_mount_open = 9, ///< mount open (deploy) / close (retract)
k_cam_trigger = 10, ///< camera trigger
k_egg_drop = 11, ///< egg drop
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k_mount2_pan = 12, ///< mount2 yaw (pan)
k_mount2_tilt = 13, ///< mount2 pitch (tilt)
k_mount2_roll = 14, ///< mount2 roll
k_mount2_open = 15, ///< mount2 open (deploy) / close (retract)
k_dspoiler1 = 16, ///< differential spoiler 1 (left wing)
k_dspoiler2 = 17, ///< differential spoiler 2 (right wing)
k_aileron_with_input = 18, ///< aileron, with rc input
k_elevator = 19, ///< elevator
k_elevator_with_input = 20, ///< elevator, with rc input
k_rudder = 21, ///< secondary rudder channel
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k_sprayer_pump = 22, ///< crop sprayer pump channel
k_sprayer_spinner = 23, ///< crop sprayer spinner channel
k_flaperon1 = 24, ///< flaperon, left wing
k_flaperon2 = 25, ///< flaperon, right wing
k_steering = 26, ///< ground steering, used to separate from rudder
k_parachute_release = 27, ///< parachute release
k_epm = 28, ///< epm gripper
k_nr_aux_servo_functions ///< This must be the last enum value (only add new values _before_ this one)
} Aux_servo_function_t;
AP_Int8 function; ///< see Aux_servo_function_t enum
// output one auxillary channel
void output_ch(void);
// output all auxillary channels
static void output_ch_all(void);
// set radio_out for a function channel
static void set_radio(Aux_servo_function_t function, int16_t value);
// set and save the trim for a function channel to radio_in
static void set_radio_trim(Aux_servo_function_t function);
// set radio_out to radio_min
static void set_radio_to_min(Aux_servo_function_t function);
// set radio_out to radio_max
static void set_radio_to_max(Aux_servo_function_t function);
// set radio_out to radio_trim
static void set_radio_to_trim(Aux_servo_function_t function);
// copy radio_in to radio_out
static void copy_radio_in_out(Aux_servo_function_t function, bool do_input_output=false);
// set servo_out
static void set_servo_out(Aux_servo_function_t function, int16_t value);
// setup failsafe for an auxillary channel function
static void set_servo_failsafe(Aux_servo_function_t function, RC_Channel::LimitValue limit);
// set servo to a LimitValue
static void set_servo_limit(Aux_servo_function_t function, RC_Channel::LimitValue limit);
// return true if a function is assigned to a channel
static bool function_assigned(Aux_servo_function_t function);
// set a servo_out value, and angle range, then calc_pwm
static void move_servo(Aux_servo_function_t function,
int16_t value, int16_t angle_min, int16_t angle_max);
static const struct AP_Param::GroupInfo var_info[];
// assigned and enable auxillary channels
static void enable_aux_servos(void);
// prevent a channel from being used for auxillary functions
static void disable_aux_channel(uint8_t channel);
private:
static uint32_t _function_mask;
static RC_Channel_aux *_aux_channels[RC_AUX_MAX_CHANNELS];
static void update_aux_servo_function(void);
};
#endif /* RC_CHANNEL_AUX_H_ */