1/*
2 * Author: Thomas Ingleby <thomas.c.ingleby@intel.com>
3 * Copyright (c) 2014 Intel Corporation.
4 * Author: Petre Eftime <petre.p.eftime@intel.com>
5 * Copyright (c) 2015 Intel Corporation.
6 *
7 * Permission is hereby granted, free of charge, to any person obtaining
8 * a copy of this software and associated documentation files (the
9 * "Software"), to deal in the Software without restriction, including
10 * without limitation the rights to use, copy, modify, merge, publish,
11 * distribute, sublicense, and/or sell copies of the Software, and to
12 * permit persons to whom the Software is furnished to do so, subject to
13 * the following conditions:
14 *
15 * The above copyright notice and this permission notice shall be
16 * included in all copies or substantial portions of the Software.
17 *
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
19 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
21 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
22 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
23 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
24 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
25 */
26
27import mraa.Gpio;
28import mraa.mraa;
29
30public class GpioMmapped {
31  static {
32    try {
33      System.loadLibrary("mraajava");
34    } catch (UnsatisfiedLinkError e) {
35      System.err.println(
36          "Native code library failed to load. See the chapter on Dynamic Linking Problems in the SWIG Java documentation for help.\n" +
37          e);
38      System.exit(1);
39    }
40  }
41  public static void main(String argv[]) throws InterruptedException {
42    //! [Interesting]
43    String board = mraa.getPlatformName();
44    String version = mraa.getVersion();
45    System.out.println("hello mraa");
46    System.out.println(String.format("Version: %s", version));
47
48    Gpio gpio = new Gpio(1);
49
50    gpio.useMmap(true);
51
52    while (true) {
53        gpio.write(1);
54        Thread.sleep(50);
55        gpio.write(0);
56        Thread.sleep(50);
57    }
58    //! [Interesting]
59  };
60}
61