/* * Author: Stefan Andritoiu <stefan.andritoiu@intel.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. */ import upm_a110x.IsrCallback; public class A110X_intrSample { public static int counter=0; static { try { System.loadLibrary("javaupm_a110x"); }catch (UnsatisfiedLinkError e) { System.err.println("error in loading native library"); System.exit(-1); } } public static void main(String[] args) throws InterruptedException { //! [Interesting] // Instantiate an A110X sensor on digital pin D2 upm_a110x.A110X hall = new upm_a110x.A110X(2); // This example uses a user-supplied interrupt handler to count // pulses that occur when a magnetic field of the correct polarity // is detected. This could be used to measure the rotations per // minute (RPM) of a rotor for example. IsrCallback callback = new A110XISR(); hall.installISR(callback); while(true){ System.out.println("Counter: " + counter); Thread.sleep(1000); } //! [Interesting] } } class A110XISR extends IsrCallback { public A110XISR(){ super(); } public void run(){ A110X_intrSample.counter++; } }