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111 lines
3.6 KiB
C
111 lines
3.6 KiB
C
/*
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* Contiki PIC32 Port project
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*
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* Copyright (c) 2012,
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* Scuola Superiore Sant'Anna (http://www.sssup.it) and
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* Consorzio Nazionale Interuniversitario per le Telecomunicazioni
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* (http://www.cnit.it).
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*
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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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*/
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/**
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* \addtogroup SeedEye Contiki SEEDEYE Platform
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*
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* @{
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*/
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/**
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* \file leds-arch.c
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* \brief LEDs Specific Arch Conf
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* \author Giovanni Pellerano <giovanni.pellerano@evilaliv3.org>
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* \date 2012-03-21
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*/
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#include "contiki-conf.h"
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#include "dev/leds.h"
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#include "p32xxxx.h"
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/*
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* IPM2 has 2 red LEDs, LED1 is mapped to the Contiki
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* LEDS_RED and LED2 is mapped to LEDS_GREEN.
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*/
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#define LEDS_CONF_GREEN 0x04
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#define LEDS_CONF_RED 0x08
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#define SEEDEYE_BOARD_V2_CAT3(x,y,z) x ## y ## z
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/* NOTE: Led0 works in a negated logic. */
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#define led_0_on (LATCCLR = LEDS_CONF_RED)
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#define led_0_off (LATCSET = LEDS_CONF_RED)
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#define led_0_toggle (LATCINV = LEDS_CONF_RED)
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#define led_1_on (LATCSET = LEDS_CONF_GREEN)
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#define led_1_off (LATCCLR = LEDS_CONF_GREEN)
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#define led_1_toggle (LATCINV = LEDS_CONF_GREEN)
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#define led_on(n) SEEDEYE_BOARD_V2_CAT3(led_,n,_on)
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#define led_off(n) SEEDEYE_BOARD_V2_CAT3(led_,n,_off)
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#define led_toggle(n) SEEDEYE_BOARD_V2_CAT3(led_,n,_toggle)
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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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TRISCCLR = 0x0C;
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led_0_off;
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led_1_off;
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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 (PORTC & LEDS_CONF_RED ? 0 : LEDS_RED) | (~PORTC & 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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if(leds & LEDS_RED) {
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led_0_on;
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} else {
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led_0_off;
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}
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if(leds & LEDS_GREEN) {
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led_1_on;
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} else {
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led_1_off;
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}
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}
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/*---------------------------------------------------------------------------*/
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/** @} */
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