/home/bephillips2/Packages/arduino_multi_sensor/multi_sensor.cpp File Reference

#include <Wire.h>
#include <SFE_BMP180.h>
#include "RTClib.h"
#include <SPI.h>

Macros
#define	LOG_INTERVAL   1000
#define	SYNC_INTERVAL   1000
#define	redLEDpin   3
#define	greenLEDpin   2
#define	photocellPin   0
#define	tempPin   1
#define	BANDGAPREF   14
#define	aref_voltage   3.3
#define	bandgap_voltage   1.1

Functions
byte	read_data ()
	Read data from the DTH11 Sensor. More...
String	DTH11Loop ()
	Read Humidity data from the DTH11 Sensor. More...
String	BaroRead (SFE_BMP180 &pressure_sensor)
	Read data from the SFE BMP180 Barometric Pressure Sensors. More...
String	TimeRead (RTC_DS1307 &rtc_clock)
	Read the current from the Real Time Clock. More...
String	LightSensorRead (int light_sensor_pin)
	Read data from and analog light sensor. More...
String	TemperatureRead (int temp_sensor_pin, float ref_voltage)
	Read data from analog three pin temperature sensor. More...
void	setup (void)
void	loop ()

Variables
SFE_BMP180	pressure
uint32_t	syncTime = 0
RTC_DS1307	RTC
const int	chipSelect = 10
int	avail = 0
char	t_str [] = "GET"
char	buff [64]
int	DHpin = 8
byte	dat [5]

Function Documentation

String BaroRead ( SFE_BMP180 &  pressure_sensor )

inline

Read data from the SFE BMP180 Barometric Pressure Sensors.

Parameters

pressure_sensor

The pressure sensors class that is currently active

Returns

Barometric pressure in millibar

String DTH11Loop ( )

inline

Read Humidity data from the DTH11 Sensor.

Returns

Humidity data in percentage (%)

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String LightSensorRead ( int  light_sensor_pin )

inline

Read data from and analog light sensor.

Parameters

light_sensor_pin

Pin that the light sensor is currently attached to

Returns

Light sensor reading in arbitrary units

byte read_data ( )

inline

Read data from the DTH11 Sensor.

Returns

String TemperatureRead ( int  temp_sensor_pin, float  ref_voltage  )

inline

Read data from analog three pin temperature sensor.

Parameters

temp_sensor_pin	Pin that the temperature sensor is currently attached to
ref_voltage	External reference voltage used to calibrate sensor

Returns

Temperature sensor reading in degree Farenheit

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String TimeRead ( RTC_DS1307 &  rtc_clock )

inline

Read the current from the Real Time Clock.

Parameters

rtc_clock

Real Time Clock class that is currently active

Returns

The current time in the following format Year/Month/Day Hour:Minute:Second