nes-proj/examples/dev/leds/leds-example.c

85 lines
3.0 KiB
C

/*
* Copyright (c) 2017, George Oikonomou - http://www.spd.gr
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the copyright holder nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/*---------------------------------------------------------------------------*/
#include "contiki.h"
#include "dev/leds.h"
#include "sys/etimer.h"
#include <stdio.h>
/*---------------------------------------------------------------------------*/
static struct etimer et;
static uint8_t counter;
/*---------------------------------------------------------------------------*/
PROCESS(leds_example, "LED HAL Example");
AUTOSTART_PROCESSES(&leds_example);
/*---------------------------------------------------------------------------*/
PROCESS_THREAD(leds_example, ev, data)
{
PROCESS_BEGIN();
counter = 0;
etimer_set(&et, CLOCK_SECOND);
while(1) {
PROCESS_YIELD();
if(ev == PROCESS_EVENT_TIMER && data == &et) {
if((counter & 7) == 0) {
leds_set(LEDS_ALL);
} else if((counter & 7) == 1) {
leds_off(LEDS_ALL);
} else if((counter & 7) == 2) {
leds_on(LEDS_ALL);
} else if((counter & 7) == 3) {
leds_toggle(LEDS_ALL);
#if !LEDS_LEGACY_API
} else if((counter & 7) == 4) {
leds_single_on(LEDS_LED1);
} else if((counter & 7) == 5) {
leds_single_off(LEDS_LED1);
} else if((counter & 7) == 6) {
leds_single_toggle(LEDS_LED1);
#endif /* LEDS_LEGACY_API */
} else if((counter & 7) == 7) {
leds_toggle(LEDS_ALL);
}
counter++;
etimer_set(&et, CLOCK_SECOND);
}
}
PROCESS_END();
}
/*---------------------------------------------------------------------------*/