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Added PM10 GP2Y1010AU0F sensor driver and demo test

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This commit is contained in:
Toni Lozano 2016-01-22 12:15:33 +01:00
parent 4907842821
commit 42e1beb931
6 changed files with 71 additions and 86 deletions
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46
platform/zoul/dev/pm10-sensor.c
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2015, Zolertia <http://www.zolertia.com>
* Copyright (c) 2016, Zolertia <http://www.zolertia.com>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@ -31,11 +31,11 @@
*/
/*---------------------------------------------------------------------------*/
/**
*
* \addtogroup zoul-pm10-sensor
* @{
*
* \file
* GP2Y1010AU0F PM10 sensor example using the ADC sensors wrapper
* GP2Y1010AU0F PM10 sensor example using the ADC sensors wrapper
* \author
* Toni Lozano <tlozano@zolertia.com>
*/
@ -44,26 +44,58 @@
#include "contiki.h"
#include "adc-sensors.h"
#include "dev/pm10-sensor.h"
#include "dev/sys-ctrl.h"
#include "lib/sensors.h"
#include "dev/gpio.h"
#include "dev/ioc.h"
/*---------------------------------------------------------------------------*/
static uint8_t enabled;
/*---------------------------------------------------------------------------*/
#ifdef PM10_SENSOR_CONF_CTRL_PIN
#define PM10_SENSOR_CTRL_PIN PM10_SENSOR_CONF_CTRL_PIN
#else
#define PM10_SENSOR_CTRL_PIN 0x07
#endif
#define PM10_SENSOR_PORT GPIO_A_BASE
static int
configure(int value)
configure(int type, int value)
{
int error;
if(type != SENSORS_ACTIVE) {
return PM10_ERROR;
}
/*Set PA7 as output, used as pulse-driven wave*/
ioc_set_over(PM10_SENSOR_PORT, PM10_SENSOR_CTRL_PIN, IOC_OVERRIDE_DIS);
GPIO_SOFTWARE_CONTROL(PM10_SENSOR_PORT, GPIO_PIN_MASK(PM10_SENSOR_CTRL_PIN));
GPIO_SET_OUTPUT(PM10_SENSOR_PORT, GPIO_PIN_MASK(PM10_SENSOR_CTRL_PIN));
GPIO_CLR_PIN(PM10_SENSOR_PORT, GPIO_PIN_MASK(PM10_SENSOR_CTRL_PIN));
/* Use pin number not mask, for example if using the PA5 pin then use 5 */
error = adc_sensors.configure(ANALOG_PM10_SENSORS, value);
error = adc_sensors.configure(ANALOG_PM10_SENSOR, value);
return error;
}
/*---------------------------------------------------------------------------*/
static int
value(void)
value(int type)
{
uint16_t val;
//TODO: Add here GPIO pulses before measuring
/*Set Pulse Wave pin before measure*/
GPIO_SET_PIN(PM10_SENSOR_PORT, GPIO_PIN_MASK(PM10_SENSOR_CTRL_PIN));
/*Pulse wave delay*/
clock_delay_usec(280);
/*Data acquisition*/
val = adc_sensors.value(ANALOG_PM10_SENSOR);
/*Clear pulse wave pin*/
GPIO_CLR_PIN(PM10_SENSOR_PORT, GPIO_PIN_MASK(PM10_SENSOR_CTRL_PIN));
/*Applied constant conversion from UAir project*/
/*to obtain value in ppm (value in mV * 0.28)*/
val *= 28;
val /= 1000;
return val;
}