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uln200xa: Initial implementation

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This driver was tested on a Grove Geared Stepper with Driver, the
uln2003a paired with a 28BYJ-48 unipolar stepper motor.

Signed-off-by: Jon Trulson <jtrulson@ics.com>
Signed-off-by: John Van Drasek <john.r.van.drasek@intel.com>
This commit is contained in:
Jon Trulson
2015-04-08 17:33:24 -06:00
committed by John Van Drasek
parent 8bf92be1ab
commit 2a3485cf98
9 changed files with 623 additions and 0 deletions
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examples/c++/uln200xa.cxx Normal file
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/*
* 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 <unistd.h>
#include <iostream>
#include "uln200xa.h"
using namespace std;
int main ()
{
//! [Interesting]
// Instantiate a Stepper motor on a ULN200XA Dual H-Bridge.
// This was tested with the Grove Gear Stepper Motor with Driver
// Wire the pins so that I1 is pin D8, I2 is pin D9, I3 is pin D10 and
// I4 is pin D11
upm::ULN200XA* uln200xa = new upm::ULN200XA(4096, 8, 9, 10, 11);
uln200xa->setSpeed(5);
uln200xa->setDirection(upm::ULN200XA::DIR_CW);
cout << "Rotating 1 revolution clockwise." << endl;
uln200xa->stepperSteps(4096);
cout << "Sleeping for 2 seconds..." << endl;
sleep(2);
cout << "Rotating 1/2 revolution counter clockwise." << endl;
uln200xa->setDirection(upm::ULN200XA::DIR_CCW);
uln200xa->stepperSteps(2048);
// turn off the power
uln200xa->release();
//! [Interesting]
cout << "Exiting..." << endl;
delete uln200xa;
return 0;
}