osd-contiki/examples/z1/test-battery_mv.c

36 lines
870 B
C
Raw Normal View History

2011-03-04 15:58:09 +01:00
#include "contiki.h"
#include "dev/battery-sensor.h"
#include <stdio.h> /* For printf() */
float floor(float x){
if(x>=0.0f){ return (float) ((int)x);}
else {return(float)((int)x-1);}
}
/*---------------------------------------------------------------------------*/
PROCESS(aplicacio, "Aplicacio de prova");
AUTOSTART_PROCESSES(&aplicacio);
/*---------------------------------------------------------------------------*/
PROCESS_THREAD(aplicacio, ev, data)
{
PROCESS_BEGIN();
SENSORS_ACTIVATE(battery_sensor);
while (1)
{
uint16_t bateria = battery_sensor.value(0);
float mv = (bateria*2.500*2)/4096;
printf("Battery: %i (%ld.%03d mV)\n", bateria, (long) mv, (unsigned) ((mv-floor(mv))*1000));
}
SENSORS_DEACTIVATE(battery_sensor);
PROCESS_END();
}
/*---------------------------------------------------------------------------*/