2 * Author: Alexander Komarov <alexander.komarov@intel.com>
3 * Copyright (c) 2014 Intel Corporation.
4 * Author: Petre Eftime <petre.p.eftime@intel.com>
5 * Copyright (c) 2015 Intel Corporation.
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:
15 * The above copyright notice and this permission notice shall be
16 * included in all copies or substantial portions of the Software.
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.
29 public class SpiMCP4261 {
32 System.loadLibrary("mraajava");
33 } catch (UnsatisfiedLinkError e) {
35 "Native code library failed to load. See the chapter on Dynamic Linking Problems in the SWIG Java documentation for help.\n" +
40 public static void main(String argv[]) throws InterruptedException {
44 System.out.println("Hello, SPI initialised");
45 byte data[] = {0x00, 100};
47 for (int i = 90; i < 130; i++) {
49 byte[] recv = spi.write(data);
50 System.out.println(String.format("Writing - %d", i));
51 System.out.println(String.format("Received - %d - %d", recv[0], recv[1]));
54 for (int i = 130; i > 90; i--) {
56 byte[] recv = spi.write(data);
57 System.out.println(String.format("Writing - %d", i));
58 System.out.println(String.format("Received - %d - %d", recv[0], recv[1]));