73 lines
2.8 KiB
C
73 lines
2.8 KiB
C
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/*
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* Copyright (c) 2005, Swedish Institute of Computer Science.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* This file is part of the Configurable Sensor Network Application
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* Architecture for sensor nodes running the Contiki operating system.
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*
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*
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* -----------------------------------------------------------------
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*
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* Author : Adam Dunkels, Joakim Eriksson, Niclas Finne
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* Created : 2005-11-03
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* Updated : $Date: 2006/06/17 22:41:21 $
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* $Revision: 1.1 $
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*/
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#include "contiki-conf.h"
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#include "dev/leds.h"
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/* LED ports */
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#define LEDS_CONF_RED 0x01
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#define LEDS_CONF_GREEN 0x02
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#define LEDS_CONF_YELLOW 0x02
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/*---------------------------------------------------------------------------*/
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void
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leds_arch_init(void)
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{
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/* only red and green for now */
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P1DIR |= LEDS_CONF_RED;
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P1DIR |= LEDS_CONF_GREEN;
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}
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/*---------------------------------------------------------------------------*/
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unsigned char
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leds_arch_get(void)
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{
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return ((P1OUT & LEDS_CONF_RED) ? 0 : LEDS_RED)
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| ((P1OUT & LEDS_CONF_GREEN) ? 0 : LEDS_GREEN);
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}
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/*---------------------------------------------------------------------------*/
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void
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leds_arch_set(unsigned char leds)
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{
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P1OUT = (P1OUT & ~LEDS_CONF_RED) | ((leds & LEDS_RED) ? LEDS_CONF_RED : 0);
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P1OUT = (P1OUT & ~LEDS_CONF_GREEN) |
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((leds & LEDS_GREEN) ? LEDS_CONF_GREEN : 0);
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}
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/*---------------------------------------------------------------------------*/
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