upm/examples/c++/adafruitms1438.cxx

/*
 * Author: Jon Trulson <jtrulson@ics.com>
 * Copyright (c) 2015 Intel Corporation.
 *
 * 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.
 */

#include <iostream>

#include "adafruitms1438.hpp"
#include "upm_utilities.h"

using namespace std;
using namespace upm;

int
main(int argc, char** argv)
{
    //! [Interesting]
    // Instantiate an Adafruit MS 1438 on I2C bus 0

    upm::AdafruitMS1438 ms(ADAFRUITMS1438_I2C_BUS, ADAFRUITMS1438_DEFAULT_I2C_ADDR);

    // Setup for use with a DC motor connected to the M3 port

    // set a PWM period of 50Hz
    ms.setPWMPeriod(50);

    // disable first, to be safe
    ms.disableMotor(AdafruitMS1438::MOTOR_M3);

    // set speed at 50%
    ms.setMotorSpeed(AdafruitMS1438::MOTOR_M3, 50);
    ms.setMotorDirection(AdafruitMS1438::MOTOR_M3, AdafruitMS1438::DIR_CW);

    cout << "Spin M3 at half speed for 3 seconds, then reverse for 3 seconds." << endl;

    ms.enableMotor(AdafruitMS1438::MOTOR_M3);

    upm_delay(3);

    cout << "Reversing M3" << endl;
    ms.setMotorDirection(AdafruitMS1438::MOTOR_M3, AdafruitMS1438::DIR_CCW);

    upm_delay(3);

    cout << "Stopping M3" << endl;
    ms.disableMotor(AdafruitMS1438::MOTOR_M3);

    cout << "Exiting" << endl;

    //! [Interesting]

    return 0;
}