mirror of
https://github.com/oliverschmidt/contiki.git
synced 2024-11-07 02:05:33 +00:00
55 lines
1.4 KiB
C
55 lines
1.4 KiB
C
/*#include PLATFORM_HEADER
|
|
#include BOARD_HEADER
|
|
#include "hal/micro/micro-common.h"
|
|
#include "hal/micro/cortexm3/micro-common.h"*/
|
|
|
|
#include "dev/button-sensor.h"
|
|
#include "dev/temperature-sensor.h"
|
|
#include "dev/acc-sensor.h"
|
|
|
|
static uint8_t sensors_status;
|
|
|
|
#define BUTTON_STATUS_ACTIVE (1 << 0)
|
|
#define TEMP_STATUS_ACTIVE (1 << 1)
|
|
#define ACC_STATUS_ACTIVE (1 << 2)
|
|
|
|
/* Remember state of sensors (if active or not), in order to
|
|
* resume their original state after calling powerUpSensors().
|
|
* Useful when entering in sleep mode, since all system
|
|
* peripherals have to be reinitialized. */
|
|
|
|
void sensorsPowerDown(){
|
|
|
|
sensors_status = 0;
|
|
|
|
if(button_sensor.status(SENSORS_READY)){
|
|
sensors_status |= BUTTON_STATUS_ACTIVE;
|
|
}
|
|
if(temperature_sensor.status(SENSORS_READY)){
|
|
sensors_status |= TEMP_STATUS_ACTIVE;
|
|
}
|
|
if(acc_sensor.status(SENSORS_READY)){
|
|
sensors_status |= ACC_STATUS_ACTIVE;
|
|
// Power down accelerometer to save power
|
|
SENSORS_DEACTIVATE(acc_sensor);
|
|
}
|
|
}
|
|
|
|
/**/
|
|
void sensorsPowerUp(){
|
|
|
|
button_sensor.configure(SENSORS_HW_INIT, 0);
|
|
temperature_sensor.configure(SENSORS_HW_INIT, 0);
|
|
acc_sensor.configure(SENSORS_HW_INIT, 0);
|
|
|
|
if(sensors_status & BUTTON_STATUS_ACTIVE){
|
|
SENSORS_ACTIVATE(button_sensor);
|
|
}
|
|
if(sensors_status & TEMP_STATUS_ACTIVE){
|
|
SENSORS_ACTIVATE(temperature_sensor);
|
|
}
|
|
if(sensors_status & ACC_STATUS_ACTIVE){
|
|
SENSORS_ACTIVATE(acc_sensor);
|
|
}
|
|
}
|