controlli aggiunti
Fork of AX12 by
AX12.h
- Committer:
- chris
- Date:
- 2011-04-10
- Revision:
- 2:5ea99c37a2d7
- Parent:
- 1:93ad80f5fde7
- Child:
- 3:ced71d1b2558
File content as of revision 2:5ea99c37a2d7:
/* mbed AX-12+ Servo Library * * Copyright (c) 2010, cstyles (http://mbed.org) * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. */ #ifndef MBED_AX12_H #define MBED_AX12_H #include "mbed.h" //#define AX12_WRITE_DEBUG 0 //#define AX12_READ_DEBUG 0 //#define AX12_TRIGGER_DEBUG 0 //#define AX12_DEBUG 0 #define AX12_REG_ID 0x3 #define AX12_REG_CW_LIMIT 0x06 #define AX12_REG_CCW_LIMIT 0x08 #define AX12_REG_GOAL_POSITION 0x1E #define AX12_REG_MOVING_SPEED 0x20 #define AX12_REG_VOLTS 0x2A #define AX12_REG_TEMP 0x2B #define AX12_REG_MOVING 0x2E #define AX12_REG_POSITION 0x24 #define AX12_MODE_POSITION 0 #define AX12_MODE_ROTATION 1 #define AX12_CW 1 #define AX12_CCW 0 /** Servo control class, based on a PwmOut * * Example: * @code * #include "mbed.h" * #include "AX12.h" * * int main() { * * AX12 myax12 (p9, p10, 1); * * while (1) { * myax12.SetGoal(0); // go to 0 degrees * wait (2.0); * myax12.SetGoal(300); // go to 300 degrees * wait (2.0); * } * } * @endcode */ class AX12 { public: /** Create an AX12 servo object connected to the specified serial port, with the specified ID * * @param pin tx pin * @param pin rx pin * @param int ID, the Bus ID of the servo 1-255 */ AX12(PinName tx, PinName rx, int ID, int baud=1000000); /** Set the mode of the servo * @param mode * 0 = Positional, default * 1 = Continuous rotation */ int SetMode(int mode); /** Set goal angle in integer degrees, in positional mode * * @param degrees 0-300 * @param flags, defaults to 0 * flags[0] = blocking, return when goal position reached * flags[1] = register, activate with a broadcast trigger * */ int SetGoal(int degrees, int flags = 0); /** Set the speed of the servo in continuous rotation mode * * @param speed, -1.0 to 1.0 * -1.0 = full speed counter clock wise * 1.0 = full speed clock wise */ int SetCRSpeed(float speed); /** Set the clockwise limit of the servo * * @param degrees, 0-300 */ int SetCWLimit(int degrees); /** Set the counter-clockwise limit of the servo * * @param degrees, 0-300 */ int SetCCWLimit(int degrees); // Change the ID /** Change the ID of a servo * * @param CurentID 1-255 * @param NewID 1-255 * * If a servo ID is not know, the broadcast address of 0 can be used for CurrentID. * In this situation, only one servo should be connected to the bus */ int SetID(int CurrentID, int NewID); /** Poll to see if the servo is moving * * @returns true is the servo is moving */ int isMoving(void); /** Send the broadcast "trigger" command, to activate any outstanding registered commands */ void trigger(void); /** Read the current angle of the servo * * @returns float in the range 0.0-300.0 */ float GetPosition(); /** Read the temperature of the servo * * @returns float temperature */ float GetTemp(void); /** Read the supply voltage of the servo * * @returns float voltage */ float GetVolts(void); int read(int ID, int start, int length, char* data); int write(int ID, int start, int length, char* data, int flag=0); private : SerialHalfDuplex _ax12; int _ID; int _baud; }; #endif