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Adding an example application for battery sensor

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This commit is contained in:
kasunch 2010-02-24 09:13:56 +00:00
parent c90b76427a
commit 80a408526f
1 changed files with 34 additions and 0 deletions
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platform/micaz/apps/battery-monitor.c Normal file
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#include "contiki.h"
#include "dev/battery-sensor.h"
#include "lib/sensors.h"
#include <stdio.h> /* For printf() */
/*---------------------------------------------------------------------------*/
PROCESS(battery_monitor_process, "Battery Voltage Monitor");
AUTOSTART_PROCESSES(&battery_monitor_process);
/*---------------------------------------------------------------------------*/
PROCESS_THREAD(battery_monitor_process, ev, data)
{
static struct etimer et;
PROCESS_BEGIN();
SENSORS_ACTIVATE(battery_sensor);
while(1) {
etimer_set(&et, CLOCK_SECOND * 2);
PROCESS_WAIT_EVENT_UNTIL(etimer_expired(&et));
/*
* Battery voltage calculation formula
*
* V(Battery Voltage) = v(Voltage Reference) * 1024 / ADC
*
* Where:
* v = 1.223
*
*/
printf("ADC value : %d\n", battery_sensor.value(0));
}
PROCESS_END();
}
/*---------------------------------------------------------------------------*/