48 lines
1.3 KiB
C
48 lines
1.3 KiB
C
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#include "contiki.h"
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#include "dev/light-sensor.h"
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#include "dev/sht11-sensor.h"
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#include "dev/button-sensor.h" // For button
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#include "dev/leds.h" // For LED
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#include <stdio.h> /* For printf() */
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/*---------------------------------------------------------------------------*/
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PROCESS(fire_alarm_process, "Firealarm process");
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AUTOSTART_PROCESSES(&fire_alarm_process);
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/*---------------------------------------------------------------------------*/
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PROCESS_THREAD(fire_alarm_process, ev, data)
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{
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static struct etimer timer;
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PROCESS_BEGIN();
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etimer_set(&timer, CLOCK_CONF_SECOND/2);
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SENSORS_ACTIVATE(light_sensor); // need this for temperature sensor in Simulation
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SENSORS_ACTIVATE(sht11_sensor);
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SENSORS_ACTIVATE(button_sensor); // activate button too
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leds_off(LEDS_ALL); // turn off all LEDs
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static int counter = 0;
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while(1)
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{
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PROCESS_WAIT_EVENT(); // wait for an event
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if (ev==PROCESS_EVENT_TIMER)
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{
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// timer event
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printf("%d\n",++counter);
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if (counter==10) leds_on(LEDS_ALL);
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etimer_reset(&timer);
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}
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else if (ev==sensors_event && data==&button_sensor)
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{
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// button event
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counter = 0;
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leds_off(LEDS_ALL);
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printf("%d\n",counter);
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}
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}
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PROCESS_END();
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}
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/*---------------------------------------------------------------------------*/
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