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      1 /*
      2  * Author: Stefan Andritoiu <stefan.andritoiu (at) intel.com>
      3  * Copyright (c) 2015 Intel Corporation.
      4  *
      5  * Permission is hereby granted, free of charge, to any person obtaining
      6  * a copy of this software and associated documentation files (the
      7  * "Software"), to deal in the Software without restriction, including
      8  * without limitation the rights to use, copy, modify, merge, publish,
      9  * distribute, sublicense, and/or sell copies of the Software, and to
     10  * permit persons to whom the Software is furnished to do so, subject to
     11  * the following conditions:
     12  *
     13  * The above copyright notice and this permission notice shall be
     14  * included in all copies or substantial portions of the Software.
     15  *
     16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
     17  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
     18  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
     19  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
     20  * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
     21  * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
     22  * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
     23  */
     24 
     25 import upm_rpr220.IsrCallback;
     26 
     27 public class RPR220_intrSample {
     28 
     29 	public static int counter = 0;
     30 
     31 	static {
     32 		try {
     33 			System.loadLibrary("javaupm_rpr220");
     34 		} catch (UnsatisfiedLinkError e) {
     35 			System.err.println("error in loading native library");
     36 			System.exit(-1);
     37 		}
     38 	}
     39 
     40 	public static void main(String[] args) throws InterruptedException {
     41 		// ! [Interesting]
     42 		// This example uses an interrupt handler to increment a counter
     43 
     44 		// Instantiate an RPR220 digital pin D2
     45 		upm_rpr220.RPR220 sensor = new upm_rpr220.RPR220(2);
     46 
     47 		IsrCallback callback = new RPRISR();
     48 		sensor.installISR(callback);
     49 
     50 		while (true) {
     51 			System.out.println("Counter: " + counter);
     52 			Thread.sleep(1000);
     53 		}
     54 		// ! [Interesting]
     55 	}
     56 }
     57 
     58 class RPRISR extends IsrCallback {
     59 	public RPRISR() {
     60 		super();
     61 	}
     62 	public void run() {
     63 		RPR220_intrSample.counter++;
     64 	}
     65 }