DEV-13956 datasheet(20/26 Pages) SPARKFUN

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dspeed sensor

pinMode(RAIN, INPUT_PULLUP); // input from wind meters rain

gauge sensor

pinMode(REFERENCE_3V3, INPUT);

pinMode(LIGHT, INPUT);

//Configure the pressure sensor

myPressure.begin(); // Get sensor online

myPressure.setModeBarometer(); // Measure pressure in Pascal

s from 20 to 110 kPa

myPressure.setOversampleRate(7); // Set Oversample to the re

commended 128

myPressure.enableEventFlags(); // Enable all three pressure

and temp event flags

//Configure the humidity sensor

myHumidity.begin();

seconds =0;

lastSecond = millis();

// attach external interrupt pins to IRQ functions

attachInterrupt(0, rainIRQ, FALLING);

attachInterrupt(1, wspeedIRQ, FALLING);

// turn on interrupts

interrupts();

Serial.println("Weather Shield online!");

}

void loop()

{

//Keep track of which minute it is

if(millis() lastSecond >= 1000)

{

digitalWrite(STAT1, HIGH); //Blink stat LED

lastSecond += 1000;

//Take a speed and direction reading every second for 2 mi

nute average

if(++seconds_2m > 119) seconds_2m =0;

//Calc the wind speed and direction every second for 120 s

econd to get 2 minute average

float currentSpeed = get_wind_speed();

//float currentSpeed = random(5); //For testing

int currentDirection = get_wind_direction();

windspdavg[seconds_2m] = (int)currentSpeed;

winddiravg[seconds_2m] = currentDirection;

//if(seconds_2m % 10 == 0) displayArrays(); //For testing

//Check to see if this is a gust for the minute

if(currentSpeed > windgust_10m[minutes_10m])

{

windgust_10m[minutes_10m] = currentSpeed;

windgustdirection_10m[minutes_10m] = currentDirection;

}

//Check to see if this is a gust for the day

if(currentSpeed > windgustmph)

{

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