81 lines
2.6 KiB
C
81 lines
2.6 KiB
C
/*
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* Copyright (c) 2015 NXP B.V.
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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 NXP B.V. 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 NXP B.V. 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 NXP B.V. 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 Contiki operating system.
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*
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* Author: Theo van Daele <theo.van.daele@nxp.com>
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*
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*/
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#include "contiki.h"
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#include "leds.h"
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#include <AppHardwareApi.h>
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#define LED_G (1 << 16)
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#define LED_R (1 << 17)
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static volatile leds_mask_t leds;
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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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vAHI_DioSetDirection(0, LED_R | LED_G);
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vAHI_DioSetOutput(0, LED_R | LED_G); /* Default off */
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leds = 0;
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}
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/*---------------------------------------------------------------------------*/
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leds_mask_t
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leds_arch_get(void)
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{
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return leds;
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}
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/*---------------------------------------------------------------------------*/
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void
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leds_arch_set(leds_mask_t c)
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{
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uint32 on_mask = 0;
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uint32 off_mask = 0;
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if(c & LEDS_GREEN) {
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on_mask |= LED_G;
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} else {
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off_mask |= LED_G;
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} if(c & LEDS_RED) {
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on_mask |= LED_R;
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} else {
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off_mask |= LED_R;
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} vAHI_DioSetOutput(on_mask, off_mask);
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/* Both LEDs can not be switched on at the same time.
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Will result in both leds being OFF */
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if(on_mask == (LED_R | LED_G)) {
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leds = 0;
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} else {
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leds = c;
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}
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}
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