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/****************************************************************************
*
* Copyright (C) 2013 PX4 Development Team. All rights reserved.
* Author: @author Marco Bauer <marco@wtns.de>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name PX4 nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
/**
* @file esc_status.h
* Definition of the esc_status uORB topic.
*
* Published the state machine and the system status bitfields
* (see SYS_STATUS mavlink message), published only by commander app.
*
* All apps should write to subsystem_info:
*
* (any app) --> subsystem_info (published) --> (commander app state machine) --> esc_status --> (mavlink app)
*/
#ifndef ESC_STATUS_H_
#define ESC_STATUS_H_
#include <stdint.h>
#include <stdbool.h>
#include "../uORB.h"
/**
* The number of ESCs supported.
* Current (Q2/2013) we support 8 ESCs,
*/
#define CONNECTED_ESC_MAX 8
enum ESC_VENDOR {
ESC_VENDOR_GENERIC = 0, /**< generic ESC */
ESC_VENDOR_MIKROKOPTER, /**< Mikrokopter */
ESC_VENDOR_GRAUPNER_HOTT /**< Graupner HoTT ESC */
};
enum ESC_CONNECTION_TYPE {
ESC_CONNECTION_TYPE_PPM = 0, /**< Traditional PPM ESC */
ESC_CONNECTION_TYPE_SERIAL, /**< Serial Bus connected ESC */
ESC_CONNECTION_TYPE_ONESHOOT, /**< One Shoot PPM */
ESC_CONNECTION_TYPE_I2C, /**< I2C */
ESC_CONNECTION_TYPE_CAN /**< CAN-Bus */
};
/**
* @addtogroup topics
* @{
*/
/**
* Electronic speed controller status.
*/
struct esc_status_s
{
/* use of a counter and timestamp recommended (but not necessary) */
uint16_t counter; /**< incremented by the writing thread everytime new data is stored */
uint64_t timestamp; /**< in microseconds since system start, is set whenever the writing thread stores new data */
uint8_t esc_count; /**< number of connected ESCs */
enum ESC_CONNECTION_TYPE esc_connectiontype; /**< how ESCs connected to the system */
struct {
uint16_t esc_address; /**< Address of current ESC (in most cases 1-8 / must be set by driver) */
enum ESC_VENDOR esc_vendor; /**< Vendor of current ESC */
uint16_t esc_version; /**< Version of current ESC - if supported */
uint16_t esc_voltage; /**< Voltage measured from current ESC - if supported */
uint16_t esc_current; /**< Current measured from current ESC (100mA steps) - if supported */
uint16_t esc_rpm; /**< RPM measured from current ESC - if supported */
uint16_t esc_temperature; /**< Temperature measured from current ESC - if supported */
float esc_setpoint; /**< setpoint of current ESC */
uint16_t esc_setpoint_raw; /**< setpoint of current ESC (Value sent to ESC) */
uint16_t esc_state; /**< State of ESC - depend on Vendor */
uint16_t esc_errorcount; /**< Number of reported errors by ESC - if supported */
} esc[CONNECTED_ESC_MAX];
};
/**
* @}
*/
/* register this as object request broker structure */
//ORB_DECLARE(esc_status);
ORB_DECLARE_OPTIONAL(esc_status);
#endif
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