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Wismote: Added support for Battery voltage measurement

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This commit is contained in:
Sumankumar Panchal 2016-09-17 11:34:39 +05:30
parent 3f4436bac9
commit 7803131ea8
1 changed files with 14 additions and 8 deletions
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20
platform/wismote/dev/battery-sensor.c
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@ -29,10 +29,10 @@
*
* -----------------------------------------------------------------
*
* Author : Adam Dunkels, Joakim Eriksson, Niclas Finne
* Author : Adam Dunkels, Joakim Eriksson, Niclas Finne, Sumankumar Panchal
* Created : 2005-11-01
* Updated : $Date: 2010/02/03 20:30:07 $
* $Revision: 1.10 $
* Updated : $Date: 2016/09/17 11:30:00 $
* $Revision: 1.11 $
*/
#include "dev/battery-sensor.h"
@ -44,11 +44,18 @@ static uint8_t active;
static void
activate(void)
{
/* Setup ADC12, ref., sampling time */
ADC12CTL0 = ADC12REF2_5V + ADC12SHT0_6 + ADC12SHT1_6 + ADC12MSC + ADC12REFON;
/* Use sampling timer, repeat-sequence-of-channels */
ADC12CTL1 = ADC12SHP + ADC12CONSEQ_3 + ADC12CSTARTADD_1;
/* Configure ADC12_2 to sample channel 11 (voltage) and use */
/* the Vref+ as reference (SREF_1) since it is a stable reference */
// ADC12MCTL2 = (INCH_11 + SREF_1);
ADC12MCTL2 = (ADC12INCH_11 + ADC12SREF_1);
// sky_sensors_activate(0x80);
ADC12CTL0 |= ADC12ON;
ADC12CTL0 |= ADC12ENC; /* enable conversion */
ADC12CTL0 |= ADC12SC; /* sample & convert */
active = 1;
}
@ -56,14 +63,13 @@ activate(void)
static void
deactivate(void)
{
// sky_sensors_deactivate(0x80);
active = 0;
}
/*---------------------------------------------------------------------------*/
static int
value(int type)
{
return 0;//ADC12MEM2/*battery_value*/;
return ADC12MEM2; /*battery_value*/
}
/*---------------------------------------------------------------------------*/
static int