ardupilot/libraries/AP_PiccoloCAN/AP_PiccoloCAN_ESC.h

77 lines
2.5 KiB
C++

/*
* This file is free software: you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This file is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program. If not, see <http://www.gnu.org/licenses/>.
*
* Author: Oliver Walters / Currawong Engineering Pty Ltd
*/
#pragma once
#include <AP_Math/AP_Math.h>
#include <AP_CANManager/AP_CANManager.h>
#include <AP_ESC_Telem/AP_ESC_Telem_Backend.h>
#include "AP_PiccoloCAN_Device.h"
#include "piccolo_protocol/ESCPackets.h"
#if HAL_PICCOLO_CAN_ENABLE
#define PICCOLO_CAN_MAX_NUM_ESC 16
#define PICCOLO_CAN_MAX_GROUP_ESC (PICCOLO_CAN_MAX_NUM_ESC / 4)
/*
* Class representing an individual PiccoloCAN ESC
*/
class AP_PiccoloCAN_ESC : public AP_PiccoloCAN_Device, public AP_ESC_Telem_Backend
{
public:
virtual bool handle_can_frame(AP_HAL::CANFrame &frame) override;
bool is_sw_inhibited(void) const { return status.statusA.status.swInhibit; }
bool is_hw_inhibited(void) const { return status.statusA.status.hwInhibit; }
virtual bool is_enabled(void) const override { return !is_sw_inhibited() && !is_hw_inhibited(); }
float voltage() { return (float) status.statusB.voltage * 0.01f; } // Convert to V
float current() { return (float) status.statusB.current * 0.01f; } // Convert to A
uint16_t rpm() { return status.statusA.rpm; }
float temperature() { return MAX(status.statusB.escTemperature, status.statusC.fetTemperature); }
float motorTemperature() { return status.statusB.motorTemperature; }
int16_t command; //! Raw command to send to each ESC
bool newCommand; //! Is the command "new"?
bool newTelemetry; //! Is there new telemetry data available?
// Status / telemetry data
struct Status_t {
ESC_StatusA_t statusA;
ESC_StatusB_t statusB;
ESC_StatusC_t statusC;
ESC_WarningBits_t warnings;
ESC_ErrorBits_t errors;
} status;
// Settings information
struct Settings_t {
ESC_Firmware_t firmware;
ESC_Address_t address;
ESC_EEPROMSettings_t eeprom;
} settings;
};
#endif // HAL_PICCOLO_CAN_ENABLE