Contiki 2.5
leds-arch.c
1 /*
2  * Copyright (c) 2005, Swedish Institute of Computer Science.
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  * notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  * notice, this list of conditions and the following disclaimer in the
12  * documentation and/or other materials provided with the distribution.
13  * 3. Neither the name of the Institute nor the names of its contributors
14  * may be used to endorse or promote products derived from this software
15  * without specific prior written permission.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20  * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27  * SUCH DAMAGE.
28  *
29  * This file is part of the Configurable Sensor Network Application
30  * Architecture for sensor nodes running the Contiki operating system.
31  *
32  * $Id: leds-arch.c,v 1.1 2006/06/17 22:41:36 adamdunkels Exp $
33  *
34  * -----------------------------------------------------------------
35  *
36  * Author : Adam Dunkels, Joakim Eriksson, Niclas Finne
37  * Created : 2005-11-03
38  * Updated : $Date: 2006/06/17 22:41:36 $
39  * $Revision: 1.1 $
40  */
41 
42 #include "dev/leds.h"
43 #include "ether.h"
44 
45 static int cleds;
46 
48  cleds = 0;
49 }
50 
51 unsigned char leds_arch_get() {
52  return cleds;
53 }
54 
55 void leds_arch_set(unsigned char leds) {
56  if(leds != cleds) {
57  cleds = leds;
58  ether_set_leds(cleds);
59  }
60 }